diff options
Diffstat (limited to 'drivers')
158 files changed, 1325 insertions, 620 deletions
diff --git a/drivers/acpi/Makefile b/drivers/acpi/Makefile index 700b41adf2db..9aa82d527272 100644 --- a/drivers/acpi/Makefile +++ b/drivers/acpi/Makefile @@ -8,6 +8,11 @@ ccflags-$(CONFIG_ACPI_DEBUG) += -DACPI_DEBUG_OUTPUT # # ACPI Boot-Time Table Parsing # +ifeq ($(CONFIG_ACPI_CUSTOM_DSDT),y) +tables.o: $(src)/../../include/$(subst $\",,$(CONFIG_ACPI_CUSTOM_DSDT_FILE)) ; + +endif + obj-$(CONFIG_ACPI) += tables.o obj-$(CONFIG_X86) += blacklist.o diff --git a/drivers/acpi/acpi_fpdt.c b/drivers/acpi/acpi_fpdt.c index a89a806a7a2a..4ee2ad234e3d 100644 --- a/drivers/acpi/acpi_fpdt.c +++ b/drivers/acpi/acpi_fpdt.c @@ -240,8 +240,10 @@ static int __init acpi_init_fpdt(void) return 0; fpdt_kobj = kobject_create_and_add("fpdt", acpi_kobj); - if (!fpdt_kobj) + if (!fpdt_kobj) { + acpi_put_table(header); return -ENOMEM; + } while (offset < header->length) { subtable = (void *)header + offset; diff --git a/drivers/acpi/acpi_video.c b/drivers/acpi/acpi_video.c index 0c884020f74b..ffb4afc5aad9 100644 --- a/drivers/acpi/acpi_video.c +++ b/drivers/acpi/acpi_video.c @@ -1619,8 +1619,6 @@ static void acpi_video_bus_notify(struct acpi_device *device, u32 event) input_report_key(input, keycode, 0); input_sync(input); } - - return; } static void brightness_switch_event(struct acpi_video_device *video_device, @@ -1690,8 +1688,6 @@ static void acpi_video_device_notify(acpi_handle handle, u32 event, void *data) input_report_key(input, keycode, 0); input_sync(input); } - - return; } static int acpi_video_resume(struct notifier_block *nb, @@ -2308,8 +2304,6 @@ static void __exit acpi_video_exit(void) { acpi_video_detect_exit(); acpi_video_unregister(); - - return; } module_init(acpi_video_init); diff --git a/drivers/acpi/acpica/acutils.h b/drivers/acpi/acpica/acutils.h index bccae0d3db75..59d6ded01614 100644 --- a/drivers/acpi/acpica/acutils.h +++ b/drivers/acpi/acpica/acutils.h @@ -737,6 +737,8 @@ const char *acpi_ah_match_uuid(u8 *data); */ #if (defined ACPI_ASL_COMPILER || defined ACPI_EXEC_APP || defined ACPI_HELP_APP) void acpi_ut_convert_string_to_uuid(char *in_string, u8 *uuid_buffer); + +acpi_status acpi_ut_convert_uuid_to_string(char *uuid_buffer, char *out_string); #endif #endif /* _ACUTILS_H */ diff --git a/drivers/acpi/acpica/exfield.c b/drivers/acpi/acpica/exfield.c index 32f03ee81785..06f3c9df1e22 100644 --- a/drivers/acpi/acpica/exfield.c +++ b/drivers/acpi/acpica/exfield.c @@ -139,7 +139,9 @@ acpi_ex_read_data_from_field(struct acpi_walk_state *walk_state, || obj_desc->field.region_obj->region.space_id == ACPI_ADR_SPACE_GSBUS || obj_desc->field.region_obj->region.space_id == - ACPI_ADR_SPACE_IPMI)) { + ACPI_ADR_SPACE_IPMI + || obj_desc->field.region_obj->region.space_id == + ACPI_ADR_SPACE_PLATFORM_RT)) { /* SMBus, GSBus, IPMI serial */ @@ -301,7 +303,9 @@ acpi_ex_write_data_to_field(union acpi_operand_object *source_desc, || obj_desc->field.region_obj->region.space_id == ACPI_ADR_SPACE_GSBUS || obj_desc->field.region_obj->region.space_id == - ACPI_ADR_SPACE_IPMI)) { + ACPI_ADR_SPACE_IPMI + || obj_desc->field.region_obj->region.space_id == + ACPI_ADR_SPACE_PLATFORM_RT)) { /* SMBus, GSBus, IPMI serial */ diff --git a/drivers/acpi/acpica/exserial.c b/drivers/acpi/acpica/exserial.c index 8e8d95f7947b..10d68a5f76a3 100644 --- a/drivers/acpi/acpica/exserial.c +++ b/drivers/acpi/acpica/exserial.c @@ -195,6 +195,12 @@ acpi_ex_read_serial_bus(union acpi_operand_object *obj_desc, function = ACPI_READ | (accessor_type << 16); break; + case ACPI_ADR_SPACE_PLATFORM_RT: + + buffer_length = ACPI_PRM_INPUT_BUFFER_SIZE; + function = ACPI_READ; + break; + default: return_ACPI_STATUS(AE_AML_INVALID_SPACE_ID); } @@ -311,6 +317,12 @@ acpi_ex_write_serial_bus(union acpi_operand_object *source_desc, function = ACPI_WRITE | (accessor_type << 16); break; + case ACPI_ADR_SPACE_PLATFORM_RT: + + buffer_length = ACPI_PRM_INPUT_BUFFER_SIZE; + function = ACPI_WRITE; + break; + default: return_ACPI_STATUS(AE_AML_INVALID_SPACE_ID); } diff --git a/drivers/acpi/acpica/nsrepair2.c b/drivers/acpi/acpica/nsrepair2.c index 14b71b41e845..38e10ab976e6 100644 --- a/drivers/acpi/acpica/nsrepair2.c +++ b/drivers/acpi/acpica/nsrepair2.c @@ -379,6 +379,13 @@ acpi_ns_repair_CID(struct acpi_evaluate_info *info, (*element_ptr)->common.reference_count = original_ref_count; + + /* + * The original_element holds a reference from the package object + * that represents _HID. Since a new element was created by _HID, + * remove the reference from the _CID package. + */ + acpi_ut_remove_reference(original_element); } element_ptr++; diff --git a/drivers/acpi/acpica/utprint.c b/drivers/acpi/acpica/utprint.c index e37d612e8db5..05426596d1f4 100644 --- a/drivers/acpi/acpica/utprint.c +++ b/drivers/acpi/acpica/utprint.c @@ -475,7 +475,7 @@ int vsnprintf(char *string, acpi_size size, const char *format, va_list args) case 'X': type |= ACPI_FORMAT_UPPER; - /* FALLTHROUGH */ + ACPI_FALLTHROUGH; case 'x': diff --git a/drivers/acpi/acpica/utuuid.c b/drivers/acpi/acpica/utuuid.c index 090e44b6b6c7..dca9061518ab 100644 --- a/drivers/acpi/acpica/utuuid.c +++ b/drivers/acpi/acpica/utuuid.c @@ -61,4 +61,45 @@ void acpi_ut_convert_string_to_uuid(char *in_string, u8 *uuid_buffer) 1]); } } + +/******************************************************************************* + * + * FUNCTION: acpi_ut_convert_uuid_to_string + * + * PARAMETERS: uuid_buffer - 16-byte UUID buffer + * out_string - 36-byte formatted UUID string + * + * RETURN: Status + * + * DESCRIPTION: Convert 16-byte UUID buffer to 36-byte formatted UUID string + * out_string must be 37 bytes to include null terminator. + * + ******************************************************************************/ + +acpi_status acpi_ut_convert_uuid_to_string(char *uuid_buffer, char *out_string) +{ + u32 i; + + if (!uuid_buffer || !out_string) { + return (AE_BAD_PARAMETER); + } + + for (i = 0; i < UUID_BUFFER_LENGTH; i++) { + out_string[acpi_gbl_map_to_uuid_offset[i]] = + acpi_ut_hex_to_ascii_char(uuid_buffer[i], 4); + + out_string[acpi_gbl_map_to_uuid_offset[i] + 1] = + acpi_ut_hex_to_ascii_char(uuid_buffer[i], 0); + } + + /* Insert required hyphens (dashes) */ + + out_string[UUID_HYPHEN1_OFFSET] = + out_string[UUID_HYPHEN2_OFFSET] = + out_string[UUID_HYPHEN3_OFFSET] = + out_string[UUID_HYPHEN4_OFFSET] = '-'; + + out_string[UUID_STRING_LENGTH] = 0; /* Null terminate */ + return (AE_OK); +} #endif diff --git a/drivers/acpi/bgrt.c b/drivers/acpi/bgrt.c index 19bb7f870204..02d208732f9a 100644 --- a/drivers/acpi/bgrt.c +++ b/drivers/acpi/bgrt.c @@ -15,40 +15,19 @@ static void *bgrt_image; static struct kobject *bgrt_kobj; -static ssize_t version_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - return snprintf(buf, PAGE_SIZE, "%d\n", bgrt_tab.version); -} -static DEVICE_ATTR_RO(version); - -static ssize_t status_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - return snprintf(buf, PAGE_SIZE, "%d\n", bgrt_tab.status); -} -static DEVICE_ATTR_RO(status); - -static ssize_t type_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - return snprintf(buf, PAGE_SIZE, "%d\n", bgrt_tab.image_type); -} -static DEVICE_ATTR_RO(type); - -static ssize_t xoffset_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - return snprintf(buf, PAGE_SIZE, "%d\n", bgrt_tab.image_offset_x); -} -static DEVICE_ATTR_RO(xoffset); - -static ssize_t yoffset_show(struct device *dev, - struct device_attribute *attr, char *buf) -{ - return snprintf(buf, PAGE_SIZE, "%d\n", bgrt_tab.image_offset_y); -} -static DEVICE_ATTR_RO(yoffset); +#define BGRT_SHOW(_name, _member) \ + static ssize_t _name##_show(struct kobject *kobj, \ + struct kobj_attribute *attr, char *buf) \ + { \ + return sysfs_emit(buf, "%d\n", bgrt_tab._member); \ + } \ + struct kobj_attribute bgrt_attr_##_name = __ATTR_RO(_name) + +BGRT_SHOW(version, version); +BGRT_SHOW(status, status); +BGRT_SHOW(type, image_type); +BGRT_SHOW(xoffset, image_offset_x); +BGRT_SHOW(yoffset, image_offset_y); static ssize_t image_read(struct file *file, struct kobject *kobj, struct bin_attribute *attr, char *buf, loff_t off, size_t count) @@ -60,11 +39,11 @@ static ssize_t image_read(struct file *file, struct kobject *kobj, static BIN_ATTR_RO(image, 0); /* size gets filled in later */ static struct attribute *bgrt_attributes[] = { - &dev_attr_version.attr, - &dev_attr_status.attr, - &dev_attr_type.attr, - &dev_attr_xoffset.attr, - &dev_attr_yoffset.attr, + &bgrt_attr_version.attr, + &bgrt_attr_status.attr, + &bgrt_attr_type.attr, + &bgrt_attr_xoffset.attr, + &bgrt_attr_yoffset.attr, NULL, }; diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index be7da23fad76..278418ea3a19 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -262,8 +262,6 @@ out_success: out_kfree: kfree(output.pointer); - if (status != AE_OK) - context->ret.pointer = NULL; return status; } EXPORT_SYMBOL(acpi_run_osc); @@ -330,32 +328,21 @@ static void acpi_bus_osc_negotiate_platform_control(void) if (ACPI_FAILURE(acpi_run_osc(handle, &context))) return; - capbuf_ret = context.ret.pointer; - if (context.ret.length <= OSC_SUPPORT_DWORD) { - kfree(context.ret.pointer); - return; - } + kfree(context.ret.pointer); - /* - * Now run _OSC again with query flag clear and with the caps - * supported by both the OS and the platform. - */ + /* Now run _OSC again with query flag clear */ capbuf[OSC_QUERY_DWORD] = 0; - capbuf[OSC_SUPPORT_DWORD] = capbuf_ret[OSC_SUPPORT_DWORD]; - kfree(context.ret.pointer); if (ACPI_FAILURE(acpi_run_osc(handle, &context))) return; capbuf_ret = context.ret.pointer; - if (context.ret.length > OSC_SUPPORT_DWORD) { - osc_sb_apei_support_acked = - capbuf_ret[OSC_SUPPORT_DWORD] & OSC_SB_APEI_SUPPORT; - osc_pc_lpi_support_confirmed = - capbuf_ret[OSC_SUPPORT_DWORD] & OSC_SB_PCLPI_SUPPORT; - osc_sb_native_usb4_support_confirmed = - capbuf_ret[OSC_SUPPORT_DWORD] & OSC_SB_NATIVE_USB4_SUPPORT; - } + osc_sb_apei_support_acked = + capbuf_ret[OSC_SUPPORT_DWORD] & OSC_SB_APEI_SUPPORT; + osc_pc_lpi_support_confirmed = + capbuf_ret[OSC_SUPPORT_DWORD] & OSC_SB_PCLPI_SUPPORT; + osc_sb_native_usb4_support_confirmed = + capbuf_ret[OSC_SUPPORT_DWORD] & OSC_SB_NATIVE_USB4_SUPPORT; kfree(context.ret.pointer); } @@ -1206,7 +1193,8 @@ void __init acpi_subsystem_init(void) static acpi_status acpi_bus_table_handler(u32 event, void *table, void *context) { - acpi_scan_table_handler(event, table, context); + if (event == ACPI_TABLE_EVENT_LOAD) + acpi_scan_table_notify(); return acpi_sysfs_table_handler(event, table, context); } diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index 13565629ce0a..3f7680a007a3 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -1627,7 +1627,7 @@ static int acpi_ec_add(struct acpi_device *device) WARN(!ret, "Could not request EC cmd io port 0x%lx", ec->command_addr); /* Reprobe devices depending on the EC */ - acpi_walk_dep_device_list(ec->handle); + acpi_dev_clear_dependencies(device); acpi_handle_debug(ec->handle, "enumerated.\n"); return 0; diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h index bc05a7c976f8..00f4e28c3af7 100644 --- a/drivers/acpi/internal.h +++ b/drivers/acpi/internal.h @@ -88,7 +88,7 @@ void acpi_device_hotplug(struct acpi_device *adev, u32 src); bool acpi_scan_is_offline(struct acpi_device *adev, bool uevent); acpi_status acpi_sysfs_table_handler(u32 event, void *table, void *context); -void acpi_scan_table_handler(u32 event, void *table, void *context); +void acpi_scan_table_notify(void); /* -------------------------------------------------------------------------- Device Node Initialization / Removal diff --git a/drivers/acpi/pmic/intel_pmic_chtdc_ti.c b/drivers/acpi/pmic/intel_pmic_chtdc_ti.c index a5101b07611a..fef7831d0d63 100644 --- a/drivers/acpi/pmic/intel_pmic_chtdc_ti.c +++ b/drivers/acpi/pmic/intel_pmic_chtdc_ti.c @@ -117,7 +117,7 @@ static int chtdc_ti_pmic_opregion_probe(struct platform_device *pdev) return err; /* Re-enumerate devices depending on PMIC */ - acpi_walk_dep_device_list(ACPI_HANDLE(pdev->dev.parent)); + acpi_dev_clear_dependencies(ACPI_COMPANION(pdev->dev.parent)); return 0; } diff --git a/drivers/acpi/pptt.c b/drivers/acpi/pptt.c index 4ae93350b70d..fe69dc518f31 100644 --- a/drivers/acpi/pptt.c +++ b/drivers/acpi/pptt.c @@ -347,6 +347,7 @@ static struct acpi_pptt_cache *acpi_find_cache_node(struct acpi_table_header *ta * @this_leaf: Kernel cache info structure being updated * @found_cache: The PPTT node describing this cache instance * @cpu_node: A unique reference to describe this cache instance + * @revision: The revision of the PPTT table * * The ACPI spec implies that the fields in the cache structures are used to * extend and correct the information probed from the hardware. Lets only @@ -356,8 +357,11 @@ static struct acpi_pptt_cache *acpi_find_cache_node(struct acpi_table_header *ta */ static void update_cache_properties(struct cacheinfo *this_leaf, struct acpi_pptt_cache *found_cache, - struct acpi_pptt_processor *cpu_node) + struct acpi_pptt_processor *cpu_node, + u8 revision) { + struct acpi_pptt_cache_v1* found_cache_v1; + this_leaf->fw_token = cpu_node; if (found_cache->flags & ACPI_PPTT_SIZE_PROPERTY_VALID) this_leaf->size = found_cache->size; @@ -405,6 +409,13 @@ static void update_cache_properties(struct cacheinfo *this_leaf, if (this_leaf->type == CACHE_TYPE_NOCACHE && found_cache->flags & ACPI_PPTT_CACHE_TYPE_VALID) this_leaf->type = CACHE_TYPE_UNIFIED; + + if (revision >= 3 && (found_cache->flags & ACPI_PPTT_CACHE_ID_VALID)) { + found_cache_v1 = ACPI_ADD_PTR(struct acpi_pptt_cache_v1, + found_cache, sizeof(struct acpi_pptt_cache)); + this_leaf->id = found_cache_v1->cache_id; + this_leaf->attributes |= CACHE_ID; + } } static void cache_setup_acpi_cpu(struct acpi_table_header *table, @@ -425,9 +436,8 @@ static void cache_setup_acpi_cpu(struct acpi_table_header *table, &cpu_node); pr_debug("found = %p %p\n", found_cache, cpu_node); if (found_cache) - update_cache_properties(this_leaf, - found_cache, - cpu_node); + update_cache_properties(this_leaf, found_cache, + cpu_node, table->revision); index++; } diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c index 45a019619e4a..095c8aca141e 100644 --- a/drivers/acpi/processor_idle.c +++ b/drivers/acpi/processor_idle.c @@ -16,6 +16,7 @@ #include <linux/acpi.h> #include <linux/dmi.h> #include <linux/sched.h> /* need_resched() */ +#include <linux/sort.h> #include <linux/tick.h> #include <linux/cpuidle.h> #include <linux/cpu.h> @@ -384,10 +385,37 @@ static void acpi_processor_power_verify_c3(struct acpi_processor *pr, return; } +static int acpi_cst_latency_cmp(const void *a, const void *b) +{ + const struct acpi_processor_cx *x = a, *y = b; + + if (!(x->valid && y->valid)) + return 0; + if (x->latency > y->latency) + return 1; + if (x->latency < y->latency) + return -1; + return 0; +} +static void acpi_cst_latency_swap(void *a, void *b, int n) +{ + struct acpi_processor_cx *x = a, *y = b; + u32 tmp; + + if (!(x->valid && y->valid)) + return; + tmp = x->latency; + x->latency = y->latency; + y->latency = tmp; +} + static int acpi_processor_power_verify(struct acpi_processor *pr) { unsigned int i; unsigned int working = 0; + unsigned int last_latency = 0; + unsigned int last_type = 0; + bool buggy_latency = false; pr->power.timer_broadcast_on_state = INT_MAX; @@ -411,12 +439,24 @@ static int acpi_processor_power_verify(struct acpi_processor *pr) } if (!cx->valid) continue; + if (cx->type >= last_type && cx->latency < last_latency) + buggy_latency = true; + last_latency = cx->latency; + last_type = cx->type; lapic_timer_check_state(i, pr, cx); tsc_check_state(cx->type); working++; } + if (buggy_latency) { + pr_notice("FW issue: working around C-state latencies out of order\n"); + sort(&pr->power.states[1], max_cstate, + sizeof(struct acpi_processor_cx), + acpi_cst_latency_cmp, + acpi_cst_latency_swap); + } + lapic_timer_propagate_broadcast(pr); return (working); diff --git a/drivers/acpi/processor_throttling.c b/drivers/acpi/processor_throttling.c index e61b8f038364..dbccc92e81e7 100644 --- a/drivers/acpi/processor_throttling.c +++ b/drivers/acpi/processor_throttling.c @@ -6,7 +6,7 @@ * Copyright (C) 2001, 2002 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com> * Copyright (C) 2004 Dominik Brodowski <linux@brodo.de> * Copyright (C) 2004 Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com> - * - Added processor hotplug support + * - Added processor hotplug support */ #include <linux/kernel.h> @@ -195,15 +195,13 @@ void acpi_processor_throttling_init(void) { if (acpi_processor_update_tsd_coord()) pr_debug("Assume no T-state coordination\n"); - - return; } static int acpi_processor_throttling_notifier(unsigned long event, void *data) { struct throttling_tstate *p_tstate = data; struct acpi_processor *pr; - unsigned int cpu ; + unsigned int cpu; int target_state; struct acpi_processor_limit *p_limit; struct acpi_processor_throttling *p_throttling; @@ -408,7 +406,7 @@ static int acpi_processor_get_throttling_control(struct acpi_processor *pr) acpi_status status = 0; struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; union acpi_object *ptc = NULL; - union acpi_object obj = { 0 }; + union acpi_object obj; struct acpi_processor_throttling *throttling; status = acpi_evaluate_object(pr->handle, "_PTC", NULL, &buffer); @@ -477,7 +475,7 @@ static int acpi_processor_get_throttling_control(struct acpi_processor *pr) goto end; } - end: +end: kfree(buffer.pointer); return result; @@ -554,7 +552,7 @@ static int acpi_processor_get_throttling_states(struct acpi_processor *pr) } } - end: +end: kfree(buffer.pointer); return result; @@ -639,7 +637,7 @@ static int acpi_processor_get_tsd(struct acpi_processor *pr) pthrottling->shared_type = DOMAIN_COORD_TYPE_SW_ALL; } - end: +end: kfree(buffer.pointer); return result; } @@ -717,7 +715,7 @@ static int acpi_throttling_rdmsr(u64 *value) msr_low = 0; msr_high = 0; rdmsr_safe(MSR_IA32_THERM_CONTROL, - (u32 *)&msr_low , (u32 *) &msr_high); + (u32 *)&msr_low, (u32 *) &msr_high); msr = (msr_high << 32) | msr_low; *value = (u64) msr; ret = 0; @@ -1185,8 +1183,7 @@ int acpi_processor_get_throttling_info(struct acpi_processor *pr) */ if (acpi_processor_get_throttling_control(pr) || acpi_processor_get_throttling_states(pr) || - acpi_processor_get_platform_limit(pr)) - { + acpi_processor_get_platform_limit(pr)) { pr->throttling.acpi_processor_get_throttling = &acpi_processor_get_throttling_fadt; pr->throttling.acpi_processor_set_throttling = @@ -1246,7 +1243,7 @@ int acpi_processor_get_throttling_info(struct acpi_processor *pr) goto end; } - end: +end: if (result) pr->flags.throttling = 0; diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c index ee78a210c606..dc01fb550b28 100644 --- a/drivers/acpi/resource.c +++ b/drivers/acpi/resource.c @@ -423,6 +423,13 @@ static void acpi_dev_get_irqresource(struct resource *res, u32 gsi, } } +static bool irq_is_legacy(struct acpi_resource_irq *irq) +{ + return irq->triggering == ACPI_EDGE_SENSITIVE && + irq->polarity == ACPI_ACTIVE_HIGH && + irq->shareable == ACPI_EXCLUSIVE; +} + /** * acpi_dev_resource_interrupt - Extract ACPI interrupt resource information. * @ares: Input ACPI resource object. @@ -461,7 +468,7 @@ bool acpi_dev_resource_interrupt(struct acpi_resource *ares, int index, } acpi_dev_get_irqresource(res, irq->interrupts[index], irq->triggering, irq->polarity, - irq->shareable, true); + irq->shareable, irq_is_legacy(irq)); break; case ACPI_RESOURCE_TYPE_EXTENDED_IRQ: ext_irq = &ares->data.extended_irq; diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index 453eff8ec8c3..f8eaddb83484 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -47,12 +47,6 @@ static DEFINE_MUTEX(acpi_hp_context_lock); */ static u64 spcr_uart_addr; -struct acpi_dep_data { - struct list_head node; - acpi_handle supplier; - acpi_handle consumer; -}; - void acpi_scan_lock_acquire(void) { mutex_lock(&acpi_scan_lock); @@ -612,11 +606,6 @@ struct acpi_device *acpi_bus_get_acpi_device(acpi_handle handle) return handle_to_device(handle, get_acpi_device); } -void acpi_bus_put_acpi_device(struct acpi_device *adev) -{ - acpi_dev_put(adev); -} - static struct acpi_device_bus_id *acpi_device_bus_id_match(const char *dev_id) { struct acpi_device_bus_id *acpi_device_bus_id; @@ -644,24 +633,29 @@ static int acpi_device_set_name(struct acpi_device *device, return 0; } -int acpi_device_add(struct acpi_device *device, - void (*release)(struct device *)) +static int acpi_tie_acpi_dev(struct acpi_device *adev) { - struct acpi_device_bus_id *acpi_device_bus_id; - int result; + acpi_handle handle = adev->handle; + acpi_status status; - if (device->handle) { - acpi_status status; + if (!handle) + return 0; - status = acpi_attach_data(device->handle, acpi_scan_drop_device, - device); - if (ACPI_FAILURE(status)) { - acpi_handle_err(device->handle, - "Unable to attach device data\n"); - return -ENODEV; - } + status = acpi_attach_data(handle, acpi_scan_drop_device, adev); + if (ACPI_FAILURE(status)) { + acpi_handle_err(handle, "Unable to attach device data\n"); + return -ENODEV; } + return 0; +} + +static int __acpi_device_add(struct acpi_device *device, + void (*release)(struct device *)) +{ + struct acpi_device_bus_id *acpi_device_bus_id; + int result; + /* * Linkage * ------- @@ -750,6 +744,17 @@ err_unlock: return result; } +int acpi_device_add(struct acpi_device *adev, void (*release)(struct device *)) +{ + int ret; + + ret = acpi_tie_acpi_dev(adev); + if (ret) + return ret; + + return __acpi_device_add(adev, release); +} + /* -------------------------------------------------------------------------- Device Enumeration -------------------------------------------------------------------------- */ @@ -1671,8 +1676,16 @@ void acpi_init_device_object(struct acpi_device *device, acpi_handle handle, device_initialize(&device->dev); dev_set_uevent_suppress(&device->dev, true); acpi_init_coherency(device); - /* Assume there are unmet deps to start with. */ - device->dep_unmet = 1; +} + +static void acpi_scan_dep_init(struct acpi_device *adev) +{ + struct acpi_dep_data *dep; + + list_for_each_entry(dep, &acpi_dep_list, node) { + if (dep->consumer == adev->handle) + adev->dep_unmet++; + } } void acpi_device_add_finalize(struct acpi_device *device) @@ -1688,9 +1701,10 @@ static void acpi_scan_init_status(struct acpi_device *adev) } static int acpi_add_single_object(struct acpi_device **child, - acpi_handle handle, int type) + acpi_handle handle, int type, bool dep_init) { struct acpi_device *device; + bool release_dep_lock = false; int result; device = kzalloc(sizeof(struct acpi_device), GFP_KERNEL); @@ -1703,13 +1717,32 @@ static int acpi_add_single_object(struct acpi_device **child, * acpi_bus_get_status() and use its quirk handling. Note that * this must be done before the get power-/wakeup_dev-flags calls. */ - if (type == ACPI_BUS_TYPE_DEVICE || type == ACPI_BUS_TYPE_PROCESSOR) + if (type == ACPI_BUS_TYPE_DEVICE || type == ACPI_BUS_TYPE_PROCESSOR) { + if (dep_init) { + mutex_lock(&acpi_dep_list_lock); + /* + * Hold the lock until the acpi_tie_acpi_dev() call + * below to prevent concurrent acpi_scan_clear_dep() + * from deleting a dependency list entry without + * updating dep_unmet for the device. + */ + release_dep_lock = true; + acpi_scan_dep_init(device); + } acpi_scan_init_status(device); + } acpi_bus_get_power_flags(device); acpi_bus_get_wakeup_device_flags(device); - result = acpi_device_add(device, acpi_device_release); + result = acpi_tie_acpi_dev(device); + + if (release_dep_lock) + mutex_unlock(&acpi_dep_list_lock); + + if (!result) + result = __acpi_device_add(device, acpi_device_release); + if (result) { acpi_device_release(&device->dev); return result; @@ -1886,22 +1919,6 @@ static u32 acpi_scan_check_dep(acpi_handle handle, bool check_dep) return count; } -static void acpi_scan_dep_init(struct acpi_device *adev) -{ - struct acpi_dep_data *dep; - - adev->dep_unmet = 0; - - mutex_lock(&acpi_dep_list_lock); - - list_for_each_entry(dep, &acpi_dep_list, node) { - if (dep->consumer == adev->handle) - adev->dep_unmet++; - } - - mutex_unlock(&acpi_dep_list_lock); -} - static bool acpi_bus_scan_second_pass; static acpi_status acpi_bus_check_add(acpi_handle handle, bool check_dep, @@ -1949,19 +1966,15 @@ static acpi_status acpi_bus_check_add(acpi_handle handle, bool check_dep, return AE_OK; } - acpi_add_single_object(&device, handle, type); - if (!device) - return AE_CTRL_DEPTH; - - acpi_scan_init_hotplug(device); /* * If check_dep is true at this point, the device has no dependencies, * or the creation of the device object would have been postponed above. */ - if (check_dep) - device->dep_unmet = 0; - else - acpi_scan_dep_init(device); + acpi_add_single_object(&device, handle, type, !check_dep); + if (!device) + return AE_CTRL_DEPTH; + + acpi_scan_init_hotplug(device); out: if (!*adev_p) @@ -2111,29 +2124,141 @@ static void acpi_bus_attach(struct acpi_device *device, bool first_pass) device->handler->hotplug.notify_online(device); } -void acpi_walk_dep_device_list(acpi_handle handle) +static int acpi_dev_get_first_consumer_dev_cb(struct acpi_dep_data *dep, void *data) { - struct acpi_dep_data *dep, *tmp; struct acpi_device *adev; + adev = acpi_bus_get_acpi_device(dep->consumer); + if (adev) { + *(struct acpi_device **)data = adev; + return 1; + } + /* Continue parsing if the device object is not present. */ + return 0; +} + +struct acpi_scan_clear_dep_work { + struct work_struct work; + struct acpi_device *adev; +}; + +static void acpi_scan_clear_dep_fn(struct work_struct *work) +{ + struct acpi_scan_clear_dep_work *cdw; + + cdw = container_of(work, struct acpi_scan_clear_dep_work, work); + + acpi_scan_lock_acquire(); + acpi_bus_attach(cdw->adev, true); + acpi_scan_lock_release(); + + acpi_dev_put(cdw->adev); + kfree(cdw); +} + +static bool acpi_scan_clear_dep_queue(struct acpi_device *adev) +{ + struct acpi_scan_clear_dep_work *cdw; + + if (adev->dep_unmet) + return false; + + cdw = kmalloc(sizeof(*cdw), GFP_KERNEL); + if (!cdw) + return false; + + cdw->adev = adev; + INIT_WORK(&cdw->work, acpi_scan_clear_dep_fn); + /* + * Since the work function may block on the lock until the entire + * initial enumeration of devices is complete, put it into the unbound + * workqueue. + */ + queue_work(system_unbound_wq, &cdw->work); + + return true; +} + +static int acpi_scan_clear_dep(struct acpi_dep_data *dep, void *data) +{ + struct acpi_device *adev = acpi_bus_get_acpi_device(dep->consumer); + + if (adev) { + adev->dep_unmet--; + if (!acpi_scan_clear_dep_queue(adev)) + acpi_dev_put(adev); + } + + list_del(&dep->node); + kfree(dep); + + return 0; +} + +/** + * acpi_walk_dep_device_list - Apply a callback to every entry in acpi_dep_list + * @handle: The ACPI handle of the supplier device + * @callback: Pointer to the callback function to apply + * @data: Pointer to some data to pass to the callback + * + * The return value of the callback determines this function's behaviour. If 0 + * is returned we continue to iterate over acpi_dep_list. If a positive value + * is returned then the loop is broken but this function returns 0. If a + * negative value is returned by the callback then the loop is broken and that + * value is returned as the final error. + */ +static int acpi_walk_dep_device_list(acpi_handle handle, + int (*callback)(struct acpi_dep_data *, void *), + void *data) +{ + struct acpi_dep_data *dep, *tmp; + int ret = 0; + mutex_lock(&acpi_dep_list_lock); list_for_each_entry_safe(dep, tmp, &acpi_dep_list, node) { if (dep->supplier == handle) { - acpi_bus_get_device(dep->consumer, &adev); - - if (adev) { - adev->dep_unmet--; - if (!adev->dep_unmet) - acpi_bus_attach(adev, true); - } - - list_del(&dep->node); - kfree(dep); + ret = callback(dep, data); + if (ret) + break; } } mutex_unlock(&acpi_dep_list_lock); + + return ret > 0 ? 0 : ret; +} + +/** + * acpi_dev_clear_dependencies - Inform consumers that the device is now active + * @supplier: Pointer to the supplier &struct acpi_device + * + * Clear dependencies on the given device. + */ +void acpi_dev_clear_dependencies(struct acpi_device *supplier) +{ + acpi_walk_dep_device_list(supplier->handle, acpi_scan_clear_dep, NULL); +} +EXPORT_SYMBOL_GPL(acpi_dev_clear_dependencies); + +/** + * acpi_dev_get_first_consumer_dev - Return ACPI device dependent on @supplier + * @supplier: Pointer to the dependee device + * + * Returns the first &struct acpi_device which declares itself dependent on + * @supplier via the _DEP buffer, parsed from the acpi_dep_list. + * + * The caller is responsible for putting the reference to adev when it is no + * longer needed. + */ +struct acpi_device *acpi_dev_get_first_consumer_dev(struct acpi_device *supplier) +{ + struct acpi_device *adev = NULL; + + acpi_walk_dep_device_list(supplier->handle, + acpi_dev_get_first_consumer_dev_cb, &adev); + + return adev; } -EXPORT_SYMBOL_GPL(acpi_walk_dep_device_list); +EXPORT_SYMBOL_GPL(acpi_dev_get_first_consumer_dev); /** * acpi_bus_scan - Add ACPI device node objects in a given namespace scope. @@ -2223,7 +2348,7 @@ int acpi_bus_register_early_device(int type) struct acpi_device *device = NULL; int result; - result = acpi_add_single_object(&device, NULL, type); + result = acpi_add_single_object(&device, NULL, type, false); if (result) return result; @@ -2243,7 +2368,7 @@ static int acpi_bus_scan_fixed(void) struct acpi_device *device = NULL; result = acpi_add_single_object(&device, NULL, - ACPI_BUS_TYPE_POWER_BUTTON); + ACPI_BUS_TYPE_POWER_BUTTON, false); if (result) return result; @@ -2259,7 +2384,7 @@ static int acpi_bus_scan_fixed(void) struct acpi_device *device = NULL; result = acpi_add_single_object(&device, NULL, - ACPI_BUS_TYPE_SLEEP_BUTTON); + ACPI_BUS_TYPE_SLEEP_BUTTON, false); if (result) return result; @@ -2408,46 +2533,28 @@ int __init __acpi_probe_device_table(struct acpi_probe_entry *ap_head, int nr) return count; } -struct acpi_table_events_work { - struct work_struct work; - void *table; - u32 event; -}; - static void acpi_table_events_fn(struct work_struct *work) { - struct acpi_table_events_work *tew; + acpi_scan_lock_acquire(); + acpi_bus_scan(ACPI_ROOT_OBJECT); + acpi_scan_lock_release(); - tew = container_of(work, struct acpi_table_events_work, work); - - if (tew->event == ACPI_TABLE_EVENT_LOAD) { - acpi_scan_lock_acquire(); - acpi_bus_scan(ACPI_ROOT_OBJECT); - acpi_scan_lock_release(); - } - - kfree(tew); + kfree(work); } -void acpi_scan_table_handler(u32 event, void *table, void *context) +void acpi_scan_table_notify(void) { - struct acpi_table_events_work *tew; + struct work_struct *work; if (!acpi_scan_initialized) return; - if (event != ACPI_TABLE_EVENT_LOAD) - return; - - tew = kmalloc(sizeof(*tew), GFP_KERNEL); - if (!tew) + work = kmalloc(sizeof(*work), GFP_KERNEL); + if (!work) return; - INIT_WORK(&tew->work, acpi_table_events_fn); - tew->table = table; - tew->event = event; - - schedule_work(&tew->work); + INIT_WORK(work, acpi_table_events_fn); + schedule_work(work); } int acpi_reconfig_notifier_register(struct notifier_block *nb) diff --git a/drivers/block/loop.c b/drivers/block/loop.c index d58d68f3c7cd..76e12f3482a9 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -1879,29 +1879,18 @@ static int lo_compat_ioctl(struct block_device *bdev, fmode_t mode, static int lo_open(struct block_device *bdev, fmode_t mode) { - struct loop_device *lo; + struct loop_device *lo = bdev->bd_disk->private_data; int err; - /* - * take loop_ctl_mutex to protect lo pointer from race with - * loop_control_ioctl(LOOP_CTL_REMOVE), however, to reduce contention - * release it prior to updating lo->lo_refcnt. - */ - err = mutex_lock_killable(&loop_ctl_mutex); - if (err) - return err; - lo = bdev->bd_disk->private_data; - if (!lo) { - mutex_unlock(&loop_ctl_mutex); - return -ENXIO; - } err = mutex_lock_killable(&lo->lo_mutex); - mutex_unlock(&loop_ctl_mutex); if (err) return err; - atomic_inc(&lo->lo_refcnt); + if (lo->lo_state == Lo_deleting) + err = -ENXIO; + else + atomic_inc(&lo->lo_refcnt); mutex_unlock(&lo->lo_mutex); - return 0; + return err; } static void lo_release(struct gendisk *disk, fmode_t mode) @@ -2285,7 +2274,7 @@ static long loop_control_ioctl(struct file *file, unsigned int cmd, mutex_unlock(&lo->lo_mutex); break; } - lo->lo_disk->private_data = NULL; + lo->lo_state = Lo_deleting; mutex_unlock(&lo->lo_mutex); idr_remove(&loop_index_idr, lo->lo_number); loop_remove(lo); diff --git a/drivers/block/loop.h b/drivers/block/loop.h index a3c04f310672..5beb959b94d3 100644 --- a/drivers/block/loop.h +++ b/drivers/block/loop.h @@ -22,6 +22,7 @@ enum { Lo_unbound, Lo_bound, Lo_rundown, + Lo_deleting, }; struct loop_func_table; diff --git a/drivers/bus/mhi/pci_generic.c b/drivers/bus/mhi/pci_generic.c index 7c810f02a2ef..b3357a8a2fdb 100644 --- a/drivers/bus/mhi/pci_generic.c +++ b/drivers/bus/mhi/pci_generic.c @@ -311,8 +311,8 @@ static const struct mhi_channel_config mhi_foxconn_sdx55_channels[] = { MHI_CHANNEL_CONFIG_DL(5, "DIAG", 32, 1), MHI_CHANNEL_CONFIG_UL(12, "MBIM", 32, 0), MHI_CHANNEL_CONFIG_DL(13, "MBIM", 32, 0), - MHI_CHANNEL_CONFIG_UL(32, "AT", 32, 0), - MHI_CHANNEL_CONFIG_DL(33, "AT", 32, 0), + MHI_CHANNEL_CONFIG_UL(32, "DUN", 32, 0), + MHI_CHANNEL_CONFIG_DL(33, "DUN", 32, 0), MHI_CHANNEL_CONFIG_HW_UL(100, "IP_HW0_MBIM", 128, 2), MHI_CHANNEL_CONFIG_HW_DL(101, "IP_HW0_MBIM", 128, 3), }; @@ -708,7 +708,7 @@ static void mhi_pci_remove(struct pci_dev *pdev) struct mhi_pci_device *mhi_pdev = pci_get_drvdata(pdev); struct mhi_controller *mhi_cntrl = &mhi_pdev->mhi_cntrl; - del_timer(&mhi_pdev->health_check_timer); + del_timer_sync(&mhi_pdev->health_check_timer); cancel_work_sync(&mhi_pdev->recovery_work); if (test_and_clear_bit(MHI_PCI_DEV_STARTED, &mhi_pdev->status)) { @@ -935,9 +935,43 @@ static int __maybe_unused mhi_pci_resume(struct device *dev) return ret; } +static int __maybe_unused mhi_pci_freeze(struct device *dev) +{ + struct mhi_pci_device *mhi_pdev = dev_get_drvdata(dev); + struct mhi_controller *mhi_cntrl = &mhi_pdev->mhi_cntrl; + + /* We want to stop all operations, hibernation does not guarantee that + * device will be in the same state as before freezing, especially if + * the intermediate restore kernel reinitializes MHI device with new + * context. + */ + if (test_and_clear_bit(MHI_PCI_DEV_STARTED, &mhi_pdev->status)) { + mhi_power_down(mhi_cntrl, false); + mhi_unprepare_after_power_down(mhi_cntrl); + } + + return 0; +} + +static int __maybe_unused mhi_pci_restore(struct device *dev) +{ + struct mhi_pci_device *mhi_pdev = dev_get_drvdata(dev); + + /* Reinitialize the device */ + queue_work(system_long_wq, &mhi_pdev->recovery_work); + + return 0; +} + static const struct dev_pm_ops mhi_pci_pm_ops = { SET_RUNTIME_PM_OPS(mhi_pci_runtime_suspend, mhi_pci_runtime_resume, NULL) - SET_SYSTEM_SLEEP_PM_OPS(mhi_pci_suspend, mhi_pci_resume) +#ifdef CONFIG_PM_SLEEP + .suspend = mhi_pci_suspend, + .resume = mhi_pci_resume, + .freeze = mhi_pci_freeze, + .thaw = mhi_pci_restore, + .restore = mhi_pci_restore, +#endif }; static struct pci_driver mhi_pci_driver = { diff --git a/drivers/gpio/gpio-wcd934x.c b/drivers/gpio/gpio-wcd934x.c index 1cbce5990855..97e6caedf1f3 100644 --- a/drivers/gpio/gpio-wcd934x.c +++ b/drivers/gpio/gpio-wcd934x.c @@ -7,7 +7,7 @@ #include <linux/slab.h> #include <linux/of_device.h> -#define WCD_PIN_MASK(p) BIT(p - 1) +#define WCD_PIN_MASK(p) BIT(p) #define WCD_REG_DIR_CTL_OFFSET 0x42 #define WCD_REG_VAL_CTL_OFFSET 0x43 #define WCD934X_NPINS 5 diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c index 3ef22a3c104d..5b4111e4be3f 100644 --- a/drivers/gpio/gpiolib-acpi.c +++ b/drivers/gpio/gpiolib-acpi.c @@ -1233,14 +1233,14 @@ static void acpi_gpiochip_scan_gpios(struct acpi_gpio_chip *achip) void acpi_gpiochip_add(struct gpio_chip *chip) { struct acpi_gpio_chip *acpi_gpio; - acpi_handle handle; + struct acpi_device *adev; acpi_status status; if (!chip || !chip->parent) return; - handle = ACPI_HANDLE(chip->parent); - if (!handle) + adev = ACPI_COMPANION(chip->parent); + if (!adev) return; acpi_gpio = kzalloc(sizeof(*acpi_gpio), GFP_KERNEL); @@ -1254,7 +1254,7 @@ void acpi_gpiochip_add(struct gpio_chip *chip) INIT_LIST_HEAD(&acpi_gpio->events); INIT_LIST_HEAD(&acpi_gpio->deferred_req_irqs_list_entry); - status = acpi_attach_data(handle, acpi_gpio_chip_dh, acpi_gpio); + status = acpi_attach_data(adev->handle, acpi_gpio_chip_dh, acpi_gpio); if (ACPI_FAILURE(status)) { dev_err(chip->parent, "Failed to attach ACPI GPIO chip\n"); kfree(acpi_gpio); @@ -1263,7 +1263,7 @@ void acpi_gpiochip_add(struct gpio_chip *chip) acpi_gpiochip_request_regions(acpi_gpio); acpi_gpiochip_scan_gpios(acpi_gpio); - acpi_walk_dep_device_list(handle); + acpi_dev_clear_dependencies(adev); } void acpi_gpiochip_remove(struct gpio_chip *chip) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c index 8a1fb8b6606e..c13985fb35be 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c @@ -1057,7 +1057,7 @@ int amdgpu_display_gem_fb_init(struct drm_device *dev, return 0; err: - drm_err(dev, "Failed to init gem fb: %d\n", ret); + drm_dbg_kms(dev, "Failed to init gem fb: %d\n", ret); rfb->base.obj[0] = NULL; return ret; } @@ -1094,7 +1094,7 @@ int amdgpu_display_gem_fb_verify_and_init( return 0; err: - drm_err(dev, "Failed to verify and init gem fb: %d\n", ret); + drm_dbg_kms(dev, "Failed to verify and init gem fb: %d\n", ret); rfb->base.obj[0] = NULL; return ret; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index 1345f7eba011..f9434bc2f9b2 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -100,7 +100,7 @@ static void amdgpu_bo_destroy(struct ttm_buffer_object *tbo) kfree(ubo->metadata); } - kfree(bo); + kvfree(bo); } /** @@ -552,7 +552,7 @@ static int amdgpu_bo_do_create(struct amdgpu_device *adev, BUG_ON(bp->bo_ptr_size < sizeof(struct amdgpu_bo)); *bo_ptr = NULL; - bo = kzalloc(bp->bo_ptr_size, GFP_KERNEL); + bo = kvzalloc(bp->bo_ptr_size, GFP_KERNEL); if (bo == NULL) return -ENOMEM; drm_gem_private_object_init(adev_to_drm(adev), &bo->tbo.base, size); diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c index 7ce76a6b3a35..0597aeb5f0e8 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c @@ -173,6 +173,9 @@ #define mmGC_THROTTLE_CTRL_Sienna_Cichlid 0x2030 #define mmGC_THROTTLE_CTRL_Sienna_Cichlid_BASE_IDX 0 +#define mmRLC_SPARE_INT_0_Sienna_Cichlid 0x4ca5 +#define mmRLC_SPARE_INT_0_Sienna_Cichlid_BASE_IDX 1 + #define GFX_RLCG_GC_WRITE_OLD (0x8 << 28) #define GFX_RLCG_GC_WRITE (0x0 << 28) #define GFX_RLCG_GC_READ (0x1 << 28) @@ -1480,8 +1483,15 @@ static u32 gfx_v10_rlcg_rw(struct amdgpu_device *adev, u32 offset, u32 v, uint32 (adev->reg_offset[GC_HWIP][0][mmSCRATCH_REG0_BASE_IDX] + mmSCRATCH_REG2) * 4; scratch_reg3 = adev->rmmio + (adev->reg_offset[GC_HWIP][0][mmSCRATCH_REG1_BASE_IDX] + mmSCRATCH_REG3) * 4; - spare_int = adev->rmmio + - (adev->reg_offset[GC_HWIP][0][mmRLC_SPARE_INT_BASE_IDX] + mmRLC_SPARE_INT) * 4; + + if (adev->asic_type >= CHIP_SIENNA_CICHLID) { + spare_int = adev->rmmio + + (adev->reg_offset[GC_HWIP][0][mmRLC_SPARE_INT_0_Sienna_Cichlid_BASE_IDX] + + mmRLC_SPARE_INT_0_Sienna_Cichlid) * 4; + } else { + spare_int = adev->rmmio + + (adev->reg_offset[GC_HWIP][0][mmRLC_SPARE_INT_BASE_IDX] + mmRLC_SPARE_INT) * 4; + } grbm_cntl = adev->reg_offset[GC_HWIP][0][mmGRBM_GFX_CNTL_BASE_IDX] + mmGRBM_GFX_CNTL; grbm_idx = adev->reg_offset[GC_HWIP][0][mmGRBM_GFX_INDEX_BASE_IDX] + mmGRBM_GFX_INDEX; @@ -7349,9 +7359,15 @@ static int gfx_v10_0_hw_fini(void *handle) if (amdgpu_sriov_vf(adev)) { gfx_v10_0_cp_gfx_enable(adev, false); /* Program KIQ position of RLC_CP_SCHEDULERS during destroy */ - tmp = RREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS); - tmp &= 0xffffff00; - WREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS, tmp); + if (adev->asic_type >= CHIP_SIENNA_CICHLID) { + tmp = RREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS_Sienna_Cichlid); + tmp &= 0xffffff00; + WREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS_Sienna_Cichlid, tmp); + } else { + tmp = RREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS); + tmp &= 0xffffff00; + WREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS, tmp); + } return 0; } diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu10_hwmgr.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu10_hwmgr.c index f5fe540cd536..27cf22716793 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu10_hwmgr.c +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu10_hwmgr.c @@ -810,6 +810,7 @@ static int smu10_dpm_force_dpm_level(struct pp_hwmgr *hwmgr, break; case AMD_DPM_FORCED_LEVEL_MANUAL: data->fine_grain_enabled = 1; + break; case AMD_DPM_FORCED_LEVEL_PROFILE_EXIT: default: break; diff --git a/drivers/gpu/drm/drm_auth.c b/drivers/gpu/drm/drm_auth.c index f2d46b7ac6f9..232abbba3686 100644 --- a/drivers/gpu/drm/drm_auth.c +++ b/drivers/gpu/drm/drm_auth.c @@ -314,9 +314,10 @@ int drm_master_open(struct drm_file *file_priv) void drm_master_release(struct drm_file *file_priv) { struct drm_device *dev = file_priv->minor->dev; - struct drm_master *master = file_priv->master; + struct drm_master *master; mutex_lock(&dev->master_mutex); + master = file_priv->master; if (file_priv->magic) idr_remove(&file_priv->master->magic_map, file_priv->magic); diff --git a/drivers/gpu/drm/drm_ioctl.c b/drivers/gpu/drm/drm_ioctl.c index d273d1a8603a..495a4767a443 100644 --- a/drivers/gpu/drm/drm_ioctl.c +++ b/drivers/gpu/drm/drm_ioctl.c @@ -118,17 +118,18 @@ int drm_getunique(struct drm_device *dev, void *data, struct drm_file *file_priv) { struct drm_unique *u = data; - struct drm_master *master = file_priv->master; + struct drm_master *master; - mutex_lock(&master->dev->master_mutex); + mutex_lock(&dev->master_mutex); + master = file_priv->master; if (u->unique_len >= master->unique_len) { if (copy_to_user(u->unique, master->unique, master->unique_len)) { - mutex_unlock(&master->dev->master_mutex); + mutex_unlock(&dev->master_mutex); return -EFAULT; } } u->unique_len = master->unique_len; - mutex_unlock(&master->dev->master_mutex); + mutex_unlock(&dev->master_mutex); return 0; } diff --git a/drivers/gpu/drm/mcde/mcde_dsi.c b/drivers/gpu/drm/mcde/mcde_dsi.c index b3fd3501c412..5275b2723293 100644 --- a/drivers/gpu/drm/mcde/mcde_dsi.c +++ b/drivers/gpu/drm/mcde/mcde_dsi.c @@ -577,7 +577,7 @@ static void mcde_dsi_setup_video_mode(struct mcde_dsi *d, * porches and sync. */ /* (ps/s) / (pixels/s) = ps/pixels */ - pclk = DIV_ROUND_UP_ULL(1000000000000, mode->clock); + pclk = DIV_ROUND_UP_ULL(1000000000000, (mode->clock * 1000)); dev_dbg(d->dev, "picoseconds between two pixels: %llu\n", pclk); diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c index b4d8e1b01ee4..f6c1b62b901e 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c @@ -157,7 +157,7 @@ static void a6xx_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit) * GPU registers so we need to add 0x1a800 to the register value on A630 * to get the right value from PM4. */ - get_stats_counter(ring, REG_A6XX_GMU_ALWAYS_ON_COUNTER_L + 0x1a800, + get_stats_counter(ring, REG_A6XX_CP_ALWAYS_ON_COUNTER_LO, rbmemptr_stats(ring, index, alwayson_start)); /* Invalidate CCU depth and color */ @@ -187,7 +187,7 @@ static void a6xx_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit) get_stats_counter(ring, REG_A6XX_RBBM_PERFCTR_CP_0_LO, rbmemptr_stats(ring, index, cpcycles_end)); - get_stats_counter(ring, REG_A6XX_GMU_ALWAYS_ON_COUNTER_L + 0x1a800, + get_stats_counter(ring, REG_A6XX_CP_ALWAYS_ON_COUNTER_LO, rbmemptr_stats(ring, index, alwayson_end)); /* Write the fence to the scratch register */ @@ -206,8 +206,8 @@ static void a6xx_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit) OUT_RING(ring, submit->seqno); trace_msm_gpu_submit_flush(submit, - gmu_read64(&a6xx_gpu->gmu, REG_A6XX_GMU_ALWAYS_ON_COUNTER_L, - REG_A6XX_GMU_ALWAYS_ON_COUNTER_H)); + gpu_read64(gpu, REG_A6XX_CP_ALWAYS_ON_COUNTER_LO, + REG_A6XX_CP_ALWAYS_ON_COUNTER_HI)); a6xx_flush(gpu, ring); } @@ -462,6 +462,113 @@ static void a6xx_set_hwcg(struct msm_gpu *gpu, bool state) gpu_write(gpu, REG_A6XX_RBBM_CLOCK_CNTL, state ? clock_cntl_on : 0); } +/* For a615, a616, a618, A619, a630, a640 and a680 */ +static const u32 a6xx_protect[] = { + A6XX_PROTECT_RDONLY(0x00000, 0x04ff), + A6XX_PROTECT_RDONLY(0x00501, 0x0005), + A6XX_PROTECT_RDONLY(0x0050b, 0x02f4), + A6XX_PROTECT_NORDWR(0x0050e, 0x0000), + A6XX_PROTECT_NORDWR(0x00510, 0x0000), + A6XX_PROTECT_NORDWR(0x00534, 0x0000), + A6XX_PROTECT_NORDWR(0x00800, 0x0082), + A6XX_PROTECT_NORDWR(0x008a0, 0x0008), + A6XX_PROTECT_NORDWR(0x008ab, 0x0024), + A6XX_PROTECT_RDONLY(0x008de, 0x00ae), + A6XX_PROTECT_NORDWR(0x00900, 0x004d), + A6XX_PROTECT_NORDWR(0x0098d, 0x0272), + A6XX_PROTECT_NORDWR(0x00e00, 0x0001), + A6XX_PROTECT_NORDWR(0x00e03, 0x000c), + A6XX_PROTECT_NORDWR(0x03c00, 0x00c3), + A6XX_PROTECT_RDONLY(0x03cc4, 0x1fff), + A6XX_PROTECT_NORDWR(0x08630, 0x01cf), + A6XX_PROTECT_NORDWR(0x08e00, 0x0000), + A6XX_PROTECT_NORDWR(0x08e08, 0x0000), + A6XX_PROTECT_NORDWR(0x08e50, 0x001f), + A6XX_PROTECT_NORDWR(0x09624, 0x01db), + A6XX_PROTECT_NORDWR(0x09e70, 0x0001), + A6XX_PROTECT_NORDWR(0x09e78, 0x0187), + A6XX_PROTECT_NORDWR(0x0a630, 0x01cf), + A6XX_PROTECT_NORDWR(0x0ae02, 0x0000), + A6XX_PROTECT_NORDWR(0x0ae50, 0x032f), + A6XX_PROTECT_NORDWR(0x0b604, 0x0000), + A6XX_PROTECT_NORDWR(0x0be02, 0x0001), + A6XX_PROTECT_NORDWR(0x0be20, 0x17df), + A6XX_PROTECT_NORDWR(0x0f000, 0x0bff), + A6XX_PROTECT_RDONLY(0x0fc00, 0x1fff), + A6XX_PROTECT_NORDWR(0x11c00, 0x0000), /* note: infinite range */ +}; + +/* These are for a620 and a650 */ +static const u32 a650_protect[] = { + A6XX_PROTECT_RDONLY(0x00000, 0x04ff), + A6XX_PROTECT_RDONLY(0x00501, 0x0005), + A6XX_PROTECT_RDONLY(0x0050b, 0x02f4), + A6XX_PROTECT_NORDWR(0x0050e, 0x0000), + A6XX_PROTECT_NORDWR(0x00510, 0x0000), + A6XX_PROTECT_NORDWR(0x00534, 0x0000), + A6XX_PROTECT_NORDWR(0x00800, 0x0082), + A6XX_PROTECT_NORDWR(0x008a0, 0x0008), + A6XX_PROTECT_NORDWR(0x008ab, 0x0024), + A6XX_PROTECT_RDONLY(0x008de, 0x00ae), + A6XX_PROTECT_NORDWR(0x00900, 0x004d), + A6XX_PROTECT_NORDWR(0x0098d, 0x0272), + A6XX_PROTECT_NORDWR(0x00e00, 0x0001), + A6XX_PROTECT_NORDWR(0x00e03, 0x000c), + A6XX_PROTECT_NORDWR(0x03c00, 0x00c3), + A6XX_PROTECT_RDONLY(0x03cc4, 0x1fff), + A6XX_PROTECT_NORDWR(0x08630, 0x01cf), + A6XX_PROTECT_NORDWR(0x08e00, 0x0000), + A6XX_PROTECT_NORDWR(0x08e08, 0x0000), + A6XX_PROTECT_NORDWR(0x08e50, 0x001f), + A6XX_PROTECT_NORDWR(0x08e80, 0x027f), + A6XX_PROTECT_NORDWR(0x09624, 0x01db), + A6XX_PROTECT_NORDWR(0x09e60, 0x0011), + A6XX_PROTECT_NORDWR(0x09e78, 0x0187), + A6XX_PROTECT_NORDWR(0x0a630, 0x01cf), + A6XX_PROTECT_NORDWR(0x0ae02, 0x0000), + A6XX_PROTECT_NORDWR(0x0ae50, 0x032f), + A6XX_PROTECT_NORDWR(0x0b604, 0x0000), + A6XX_PROTECT_NORDWR(0x0b608, 0x0007), + A6XX_PROTECT_NORDWR(0x0be02, 0x0001), + A6XX_PROTECT_NORDWR(0x0be20, 0x17df), + A6XX_PROTECT_NORDWR(0x0f000, 0x0bff), + A6XX_PROTECT_RDONLY(0x0fc00, 0x1fff), + A6XX_PROTECT_NORDWR(0x18400, 0x1fff), + A6XX_PROTECT_NORDWR(0x1a800, 0x1fff), + A6XX_PROTECT_NORDWR(0x1f400, 0x0443), + A6XX_PROTECT_RDONLY(0x1f844, 0x007b), + A6XX_PROTECT_NORDWR(0x1f887, 0x001b), + A6XX_PROTECT_NORDWR(0x1f8c0, 0x0000), /* note: infinite range */ +}; + +static void a6xx_set_cp_protect(struct msm_gpu *gpu) +{ + struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu); + const u32 *regs = a6xx_protect; + unsigned i, count = ARRAY_SIZE(a6xx_protect), count_max = 32; + + BUILD_BUG_ON(ARRAY_SIZE(a6xx_protect) > 32); + BUILD_BUG_ON(ARRAY_SIZE(a650_protect) > 48); + + if (adreno_is_a650(adreno_gpu)) { + regs = a650_protect; + count = ARRAY_SIZE(a650_protect); + count_max = 48; + } + + /* + * Enable access protection to privileged registers, fault on an access + * protect violation and select the last span to protect from the start + * address all the way to the end of the register address space + */ + gpu_write(gpu, REG_A6XX_CP_PROTECT_CNTL, BIT(0) | BIT(1) | BIT(3)); + + for (i = 0; i < count - 1; i++) + gpu_write(gpu, REG_A6XX_CP_PROTECT(i), regs[i]); + /* last CP_PROTECT to have "infinite" length on the last entry */ + gpu_write(gpu, REG_A6XX_CP_PROTECT(count_max - 1), regs[i]); +} + static void a6xx_set_ubwc_config(struct msm_gpu *gpu) { struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu); @@ -489,7 +596,7 @@ static void a6xx_set_ubwc_config(struct msm_gpu *gpu) rgb565_predicator << 11 | amsbc << 4 | lower_bit << 1); gpu_write(gpu, REG_A6XX_TPL1_NC_MODE_CNTL, lower_bit << 1); gpu_write(gpu, REG_A6XX_SP_NC_MODE_CNTL, - uavflagprd_inv >> 4 | lower_bit << 1); + uavflagprd_inv << 4 | lower_bit << 1); gpu_write(gpu, REG_A6XX_UCHE_MODE_CNTL, lower_bit << 21); } @@ -776,41 +883,7 @@ static int a6xx_hw_init(struct msm_gpu *gpu) } /* Protect registers from the CP */ - gpu_write(gpu, REG_A6XX_CP_PROTECT_CNTL, 0x00000003); - - gpu_write(gpu, REG_A6XX_CP_PROTECT(0), - A6XX_PROTECT_RDONLY(0x600, 0x51)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(1), A6XX_PROTECT_RW(0xae50, 0x2)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(2), A6XX_PROTECT_RW(0x9624, 0x13)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(3), A6XX_PROTECT_RW(0x8630, 0x8)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(4), A6XX_PROTECT_RW(0x9e70, 0x1)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(5), A6XX_PROTECT_RW(0x9e78, 0x187)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(6), A6XX_PROTECT_RW(0xf000, 0x810)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(7), - A6XX_PROTECT_RDONLY(0xfc00, 0x3)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(8), A6XX_PROTECT_RW(0x50e, 0x0)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(9), A6XX_PROTECT_RDONLY(0x50f, 0x0)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(10), A6XX_PROTECT_RW(0x510, 0x0)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(11), - A6XX_PROTECT_RDONLY(0x0, 0x4f9)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(12), - A6XX_PROTECT_RDONLY(0x501, 0xa)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(13), - A6XX_PROTECT_RDONLY(0x511, 0x44)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(14), A6XX_PROTECT_RW(0xe00, 0xe)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(15), A6XX_PROTECT_RW(0x8e00, 0x0)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(16), A6XX_PROTECT_RW(0x8e50, 0xf)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(17), A6XX_PROTECT_RW(0xbe02, 0x0)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(18), - A6XX_PROTECT_RW(0xbe20, 0x11f3)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(19), A6XX_PROTECT_RW(0x800, 0x82)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(20), A6XX_PROTECT_RW(0x8a0, 0x8)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(21), A6XX_PROTECT_RW(0x8ab, 0x19)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(22), A6XX_PROTECT_RW(0x900, 0x4d)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(23), A6XX_PROTECT_RW(0x98d, 0x76)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(24), - A6XX_PROTECT_RDONLY(0x980, 0x4)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(25), A6XX_PROTECT_RW(0xa630, 0x0)); + a6xx_set_cp_protect(gpu); /* Enable expanded apriv for targets that support it */ if (gpu->hw_apriv) { @@ -1211,7 +1284,7 @@ static int a6xx_pm_suspend(struct msm_gpu *gpu) if (ret) return ret; - if (adreno_gpu->base.hw_apriv || a6xx_gpu->has_whereami) + if (a6xx_gpu->shadow_bo) for (i = 0; i < gpu->nr_rings; i++) a6xx_gpu->shadow[i] = 0; diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.h b/drivers/gpu/drm/msm/adreno/a6xx_gpu.h index ce0610c5256f..bb544dfe5737 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.h +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.h @@ -44,7 +44,7 @@ struct a6xx_gpu { * REG_CP_PROTECT_REG(n) - this will block both reads and writes for _len * registers starting at _reg. */ -#define A6XX_PROTECT_RW(_reg, _len) \ +#define A6XX_PROTECT_NORDWR(_reg, _len) \ ((1 << 31) | \ (((_len) & 0x3FFF) << 18) | ((_reg) & 0x3FFFF)) diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c index 34bc93548fcf..657778889d35 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c @@ -432,6 +432,7 @@ static unsigned long dsi_pll_10nm_vco_recalc_rate(struct clk_hw *hw, pll_freq += div_u64(tmp64, multiplier); vco_rate = pll_freq; + pll_10nm->vco_current_rate = vco_rate; DBG("DSI PLL%d returning vco rate = %lu, dec = %x, frac = %x", pll_10nm->phy->id, (unsigned long)vco_rate, dec, frac); diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c index e76ce40a12ab..6f96fbac8282 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c @@ -460,6 +460,7 @@ static unsigned long dsi_pll_7nm_vco_recalc_rate(struct clk_hw *hw, pll_freq += div_u64(tmp64, multiplier); vco_rate = pll_freq; + pll_7nm->vco_current_rate = vco_rate; DBG("DSI PLL%d returning vco rate = %lu, dec = %x, frac = %x", pll_7nm->phy->id, (unsigned long)vco_rate, dec, frac); diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c index 56df86e5f740..369d91e6361e 100644 --- a/drivers/gpu/drm/msm/msm_gem.c +++ b/drivers/gpu/drm/msm/msm_gem.c @@ -1241,6 +1241,13 @@ static struct drm_gem_object *_msm_gem_new(struct drm_device *dev, to_msm_bo(obj)->vram_node = &vma->node; + /* Call chain get_pages() -> update_inactive() tries to + * access msm_obj->mm_list, but it is not initialized yet. + * To avoid NULL pointer dereference error, initialize + * mm_list to be empty. + */ + INIT_LIST_HEAD(&msm_obj->mm_list); + msm_gem_lock(obj); pages = get_pages(obj); msm_gem_unlock(obj); diff --git a/drivers/gpu/drm/radeon/radeon_uvd.c b/drivers/gpu/drm/radeon/radeon_uvd.c index dfa9fdbe98da..06bb24d7a9fe 100644 --- a/drivers/gpu/drm/radeon/radeon_uvd.c +++ b/drivers/gpu/drm/radeon/radeon_uvd.c @@ -286,7 +286,7 @@ int radeon_uvd_resume(struct radeon_device *rdev) if (rdev->uvd.vcpu_bo == NULL) return -EINVAL; - memcpy(rdev->uvd.cpu_addr, rdev->uvd_fw->data, rdev->uvd_fw->size); + memcpy_toio((void __iomem *)rdev->uvd.cpu_addr, rdev->uvd_fw->data, rdev->uvd_fw->size); size = radeon_bo_size(rdev->uvd.vcpu_bo); size -= rdev->uvd_fw->size; @@ -294,7 +294,7 @@ int radeon_uvd_resume(struct radeon_device *rdev) ptr = rdev->uvd.cpu_addr; ptr += rdev->uvd_fw->size; - memset(ptr, 0, size); + memset_io((void __iomem *)ptr, 0, size); return 0; } diff --git a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c index bbdfd5e26ec8..f75fb157f2ff 100644 --- a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c +++ b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c @@ -209,7 +209,7 @@ static int sun8i_dw_hdmi_bind(struct device *dev, struct device *master, goto err_disable_clk_tmds; } - ret = sun8i_hdmi_phy_probe(hdmi, phy_node); + ret = sun8i_hdmi_phy_get(hdmi, phy_node); of_node_put(phy_node); if (ret) { dev_err(dev, "Couldn't get the HDMI PHY\n"); @@ -242,7 +242,6 @@ static int sun8i_dw_hdmi_bind(struct device *dev, struct device *master, cleanup_encoder: drm_encoder_cleanup(encoder); - sun8i_hdmi_phy_remove(hdmi); err_disable_clk_tmds: clk_disable_unprepare(hdmi->clk_tmds); err_assert_ctrl_reset: @@ -263,7 +262,6 @@ static void sun8i_dw_hdmi_unbind(struct device *dev, struct device *master, struct sun8i_dw_hdmi *hdmi = dev_get_drvdata(dev); dw_hdmi_unbind(hdmi->hdmi); - sun8i_hdmi_phy_remove(hdmi); clk_disable_unprepare(hdmi->clk_tmds); reset_control_assert(hdmi->rst_ctrl); gpiod_set_value(hdmi->ddc_en, 0); @@ -320,7 +318,32 @@ static struct platform_driver sun8i_dw_hdmi_pltfm_driver = { .of_match_table = sun8i_dw_hdmi_dt_ids, }, }; -module_platform_driver(sun8i_dw_hdmi_pltfm_driver); + +static int __init sun8i_dw_hdmi_init(void) +{ + int ret; + + ret = platform_driver_register(&sun8i_dw_hdmi_pltfm_driver); + if (ret) + return ret; + + ret = platform_driver_register(&sun8i_hdmi_phy_driver); + if (ret) { + platform_driver_unregister(&sun8i_dw_hdmi_pltfm_driver); + return ret; + } + + return ret; +} + +static void __exit sun8i_dw_hdmi_exit(void) +{ + platform_driver_unregister(&sun8i_dw_hdmi_pltfm_driver); + platform_driver_unregister(&sun8i_hdmi_phy_driver); +} + +module_init(sun8i_dw_hdmi_init); +module_exit(sun8i_dw_hdmi_exit); MODULE_AUTHOR("Jernej Skrabec <jernej.skrabec@siol.net>"); MODULE_DESCRIPTION("Allwinner DW HDMI bridge"); diff --git a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h index d4b55af0592f..74f6ed0e2570 100644 --- a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h +++ b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h @@ -195,14 +195,15 @@ struct sun8i_dw_hdmi { struct gpio_desc *ddc_en; }; +extern struct platform_driver sun8i_hdmi_phy_driver; + static inline struct sun8i_dw_hdmi * encoder_to_sun8i_dw_hdmi(struct drm_encoder *encoder) { return container_of(encoder, struct sun8i_dw_hdmi, encoder); } -int sun8i_hdmi_phy_probe(struct sun8i_dw_hdmi *hdmi, struct device_node *node); -void sun8i_hdmi_phy_remove(struct sun8i_dw_hdmi *hdmi); +int sun8i_hdmi_phy_get(struct sun8i_dw_hdmi *hdmi, struct device_node *node); void sun8i_hdmi_phy_init(struct sun8i_hdmi_phy *phy); void sun8i_hdmi_phy_set_ops(struct sun8i_hdmi_phy *phy, diff --git a/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c b/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c index 9994edf67509..c9239708d398 100644 --- a/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c +++ b/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c @@ -5,6 +5,7 @@ #include <linux/delay.h> #include <linux/of_address.h> +#include <linux/of_platform.h> #include "sun8i_dw_hdmi.h" @@ -597,10 +598,30 @@ static const struct of_device_id sun8i_hdmi_phy_of_table[] = { { /* sentinel */ } }; -int sun8i_hdmi_phy_probe(struct sun8i_dw_hdmi *hdmi, struct device_node *node) +int sun8i_hdmi_phy_get(struct sun8i_dw_hdmi *hdmi, struct device_node *node) +{ + struct platform_device *pdev = of_find_device_by_node(node); + struct sun8i_hdmi_phy *phy; + + if (!pdev) + return -EPROBE_DEFER; + + phy = platform_get_drvdata(pdev); + if (!phy) + return -EPROBE_DEFER; + + hdmi->phy = phy; + + put_device(&pdev->dev); + + return 0; +} + +static int sun8i_hdmi_phy_probe(struct platform_device *pdev) { const struct of_device_id *match; - struct device *dev = hdmi->dev; + struct device *dev = &pdev->dev; + struct device_node *node = dev->of_node; struct sun8i_hdmi_phy *phy; struct resource res; void __iomem *regs; @@ -704,7 +725,7 @@ int sun8i_hdmi_phy_probe(struct sun8i_dw_hdmi *hdmi, struct device_node *node) clk_prepare_enable(phy->clk_phy); } - hdmi->phy = phy; + platform_set_drvdata(pdev, phy); return 0; @@ -728,9 +749,9 @@ err_put_clk_bus: return ret; } -void sun8i_hdmi_phy_remove(struct sun8i_dw_hdmi *hdmi) +static int sun8i_hdmi_phy_remove(struct platform_device *pdev) { - struct sun8i_hdmi_phy *phy = hdmi->phy; + struct sun8i_hdmi_phy *phy = platform_get_drvdata(pdev); clk_disable_unprepare(phy->clk_mod); clk_disable_unprepare(phy->clk_bus); @@ -744,4 +765,14 @@ void sun8i_hdmi_phy_remove(struct sun8i_dw_hdmi *hdmi) clk_put(phy->clk_pll1); clk_put(phy->clk_mod); clk_put(phy->clk_bus); + return 0; } + +struct platform_driver sun8i_hdmi_phy_driver = { + .probe = sun8i_hdmi_phy_probe, + .remove = sun8i_hdmi_phy_remove, + .driver = { + .name = "sun8i-hdmi-phy", + .of_match_table = sun8i_hdmi_phy_of_table, + }, +}; diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index cfd0b9292397..ebcffe794adb 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -1172,7 +1172,10 @@ int ttm_bo_swapout(struct ttm_buffer_object *bo, struct ttm_operation_ctx *ctx, if (!ttm_bo_evict_swapout_allowable(bo, ctx, &locked, NULL)) return -EBUSY; - if (!ttm_bo_get_unless_zero(bo)) { + if (!bo->ttm || !ttm_tt_is_populated(bo->ttm) || + bo->ttm->page_flags & TTM_PAGE_FLAG_SG || + bo->ttm->page_flags & TTM_PAGE_FLAG_SWAPPED || + !ttm_bo_get_unless_zero(bo)) { if (locked) dma_resv_unlock(bo->base.resv); return -EBUSY; diff --git a/drivers/gpu/drm/ttm/ttm_device.c b/drivers/gpu/drm/ttm/ttm_device.c index a1dcf7d55c90..3d9c62b93e29 100644 --- a/drivers/gpu/drm/ttm/ttm_device.c +++ b/drivers/gpu/drm/ttm/ttm_device.c @@ -143,14 +143,8 @@ int ttm_device_swapout(struct ttm_device *bdev, struct ttm_operation_ctx *ctx, for (j = 0; j < TTM_MAX_BO_PRIORITY; ++j) { list_for_each_entry(bo, &man->lru[j], lru) { - uint32_t num_pages; + uint32_t num_pages = PFN_UP(bo->base.size); - if (!bo->ttm || !ttm_tt_is_populated(bo->ttm) || - bo->ttm->page_flags & TTM_PAGE_FLAG_SG || - bo->ttm->page_flags & TTM_PAGE_FLAG_SWAPPED) - continue; - - num_pages = bo->ttm->num_pages; ret = ttm_bo_swapout(bo, ctx, gfp_flags); /* ttm_bo_swapout has dropped the lru_lock */ if (!ret) diff --git a/drivers/gpu/drm/vc4/vc4_kms.c b/drivers/gpu/drm/vc4/vc4_kms.c index bb5529a7a9c2..948b3a58aad1 100644 --- a/drivers/gpu/drm/vc4/vc4_kms.c +++ b/drivers/gpu/drm/vc4/vc4_kms.c @@ -372,7 +372,7 @@ static void vc4_atomic_commit_tail(struct drm_atomic_state *state) if (!old_hvs_state->fifo_state[channel].in_use) continue; - ret = drm_crtc_commit_wait(old_hvs_state->fifo_state[i].pending_commit); + ret = drm_crtc_commit_wait(old_hvs_state->fifo_state[channel].pending_commit); if (ret) drm_err(dev, "Timed out waiting for commit\n"); } diff --git a/drivers/hwmon/corsair-psu.c b/drivers/hwmon/corsair-psu.c index 02298b86b57b..731d5117f9f1 100644 --- a/drivers/hwmon/corsair-psu.c +++ b/drivers/hwmon/corsair-psu.c @@ -771,6 +771,16 @@ static int corsairpsu_raw_event(struct hid_device *hdev, struct hid_report *repo return 0; } +#ifdef CONFIG_PM +static int corsairpsu_resume(struct hid_device *hdev) +{ + struct corsairpsu_data *priv = hid_get_drvdata(hdev); + + /* some PSUs turn off the microcontroller during standby, so a reinit is required */ + return corsairpsu_init(priv); +} +#endif + static const struct hid_device_id corsairpsu_idtable[] = { { HID_USB_DEVICE(0x1b1c, 0x1c03) }, /* Corsair HX550i */ { HID_USB_DEVICE(0x1b1c, 0x1c04) }, /* Corsair HX650i */ @@ -793,6 +803,10 @@ static struct hid_driver corsairpsu_driver = { .probe = corsairpsu_probe, .remove = corsairpsu_remove, .raw_event = corsairpsu_raw_event, +#ifdef CONFIG_PM + .resume = corsairpsu_resume, + .reset_resume = corsairpsu_resume, +#endif }; module_hid_driver(corsairpsu_driver); diff --git a/drivers/hwmon/scpi-hwmon.c b/drivers/hwmon/scpi-hwmon.c index 25aac40f2764..919877970ae3 100644 --- a/drivers/hwmon/scpi-hwmon.c +++ b/drivers/hwmon/scpi-hwmon.c @@ -99,6 +99,15 @@ scpi_show_sensor(struct device *dev, struct device_attribute *attr, char *buf) scpi_scale_reading(&value, sensor); + /* + * Temperature sensor values are treated as signed values based on + * observation even though that is not explicitly specified, and + * because an unsigned u64 temperature does not really make practical + * sense especially when the temperature is below zero degrees Celsius. + */ + if (sensor->info.class == TEMPERATURE) + return sprintf(buf, "%lld\n", (s64)value); + return sprintf(buf, "%llu\n", value); } diff --git a/drivers/hwmon/tps23861.c b/drivers/hwmon/tps23861.c index c2484f15298b..8bd6435c13e8 100644 --- a/drivers/hwmon/tps23861.c +++ b/drivers/hwmon/tps23861.c @@ -99,11 +99,14 @@ #define POWER_ENABLE 0x19 #define TPS23861_NUM_PORTS 4 +#define TPS23861_GENERAL_MASK_1 0x17 +#define TPS23861_CURRENT_SHUNT_MASK BIT(0) + #define TEMPERATURE_LSB 652 /* 0.652 degrees Celsius */ #define VOLTAGE_LSB 3662 /* 3.662 mV */ #define SHUNT_RESISTOR_DEFAULT 255000 /* 255 mOhm */ -#define CURRENT_LSB_255 62260 /* 62.260 uA */ -#define CURRENT_LSB_250 61039 /* 61.039 uA */ +#define CURRENT_LSB_250 62260 /* 62.260 uA */ +#define CURRENT_LSB_255 61039 /* 61.039 uA */ #define RESISTANCE_LSB 110966 /* 11.0966 Ohm*/ #define RESISTANCE_LSB_LOW 157216 /* 15.7216 Ohm*/ @@ -117,6 +120,7 @@ struct tps23861_data { static struct regmap_config tps23861_regmap_config = { .reg_bits = 8, .val_bits = 8, + .max_register = 0x6f, }; static int tps23861_read_temp(struct tps23861_data *data, long *val) @@ -560,6 +564,15 @@ static int tps23861_probe(struct i2c_client *client) else data->shunt_resistor = SHUNT_RESISTOR_DEFAULT; + if (data->shunt_resistor == SHUNT_RESISTOR_DEFAULT) + regmap_clear_bits(data->regmap, + TPS23861_GENERAL_MASK_1, + TPS23861_CURRENT_SHUNT_MASK); + else + regmap_set_bits(data->regmap, + TPS23861_GENERAL_MASK_1, + TPS23861_CURRENT_SHUNT_MASK); + hwmon_dev = devm_hwmon_device_register_with_info(dev, client->name, data, &tps23861_chip_info, NULL); diff --git a/drivers/i2c/i2c-core-acpi.c b/drivers/i2c/i2c-core-acpi.c index 8ceaa88dd78f..6f0aa0ed3241 100644 --- a/drivers/i2c/i2c-core-acpi.c +++ b/drivers/i2c/i2c-core-acpi.c @@ -259,8 +259,8 @@ static acpi_status i2c_acpi_add_device(acpi_handle handle, u32 level, */ void i2c_acpi_register_devices(struct i2c_adapter *adap) { + struct acpi_device *adev; acpi_status status; - acpi_handle handle; if (!has_acpi_companion(&adap->dev)) return; @@ -275,11 +275,11 @@ void i2c_acpi_register_devices(struct i2c_adapter *adap) if (!adap->dev.parent) return; - handle = ACPI_HANDLE(adap->dev.parent); - if (!handle) + adev = ACPI_COMPANION(adap->dev.parent); + if (!adev) return; - acpi_walk_dep_device_list(handle); + acpi_dev_clear_dependencies(adev); } static const struct acpi_device_id i2c_acpi_force_400khz_device_ids[] = { diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index d5e15a8c870d..64e4be1cbec7 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -3248,6 +3248,11 @@ static int ib_uverbs_ex_create_flow(struct uverbs_attr_bundle *attrs) goto err_free_attr; } + if (!rdma_is_port_valid(uobj->context->device, cmd.flow_attr.port)) { + err = -EINVAL; + goto err_uobj; + } + qp = uobj_get_obj_read(qp, UVERBS_OBJECT_QP, cmd.qp_handle, attrs); if (!qp) { err = -EINVAL; diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c index 22898d97ecbd..230a6ae0ab5a 100644 --- a/drivers/infiniband/hw/mlx4/main.c +++ b/drivers/infiniband/hw/mlx4/main.c @@ -581,12 +581,9 @@ static int mlx4_ib_query_device(struct ib_device *ibdev, props->cq_caps.max_cq_moderation_count = MLX4_MAX_CQ_COUNT; props->cq_caps.max_cq_moderation_period = MLX4_MAX_CQ_PERIOD; - if (!mlx4_is_slave(dev->dev)) - err = mlx4_get_internal_clock_params(dev->dev, &clock_params); - if (uhw->outlen >= resp.response_length + sizeof(resp.hca_core_clock_offset)) { resp.response_length += sizeof(resp.hca_core_clock_offset); - if (!err && !mlx4_is_slave(dev->dev)) { + if (!mlx4_get_internal_clock_params(dev->dev, &clock_params)) { resp.comp_mask |= MLX4_IB_QUERY_DEV_RESP_MASK_CORE_CLOCK_OFFSET; resp.hca_core_clock_offset = clock_params.offset % PAGE_SIZE; } @@ -1702,9 +1699,6 @@ static struct ib_flow *mlx4_ib_create_flow(struct ib_qp *qp, struct mlx4_dev *dev = (to_mdev(qp->device))->dev; int is_bonded = mlx4_is_bonded(dev); - if (!rdma_is_port_valid(qp->device, flow_attr->port)) - return ERR_PTR(-EINVAL); - if (flow_attr->flags & ~IB_FLOW_ATTR_FLAGS_DONT_TRAP) return ERR_PTR(-EOPNOTSUPP); diff --git a/drivers/infiniband/hw/mlx5/cq.c b/drivers/infiniband/hw/mlx5/cq.c index eb92cefffd77..9ce01f729673 100644 --- a/drivers/infiniband/hw/mlx5/cq.c +++ b/drivers/infiniband/hw/mlx5/cq.c @@ -849,15 +849,14 @@ static void destroy_cq_user(struct mlx5_ib_cq *cq, struct ib_udata *udata) ib_umem_release(cq->buf.umem); } -static void init_cq_frag_buf(struct mlx5_ib_cq *cq, - struct mlx5_ib_cq_buf *buf) +static void init_cq_frag_buf(struct mlx5_ib_cq_buf *buf) { int i; void *cqe; struct mlx5_cqe64 *cqe64; for (i = 0; i < buf->nent; i++) { - cqe = get_cqe(cq, i); + cqe = mlx5_frag_buf_get_wqe(&buf->fbc, i); cqe64 = buf->cqe_size == 64 ? cqe : cqe + 64; cqe64->op_own = MLX5_CQE_INVALID << 4; } @@ -883,7 +882,7 @@ static int create_cq_kernel(struct mlx5_ib_dev *dev, struct mlx5_ib_cq *cq, if (err) goto err_db; - init_cq_frag_buf(cq, &cq->buf); + init_cq_frag_buf(&cq->buf); *inlen = MLX5_ST_SZ_BYTES(create_cq_in) + MLX5_FLD_SZ_BYTES(create_cq_in, pas[0]) * @@ -1184,7 +1183,7 @@ static int resize_kernel(struct mlx5_ib_dev *dev, struct mlx5_ib_cq *cq, if (err) goto ex; - init_cq_frag_buf(cq, cq->resize_buf); + init_cq_frag_buf(cq->resize_buf); return 0; diff --git a/drivers/infiniband/hw/mlx5/doorbell.c b/drivers/infiniband/hw/mlx5/doorbell.c index 61475b571531..7af4df7a6823 100644 --- a/drivers/infiniband/hw/mlx5/doorbell.c +++ b/drivers/infiniband/hw/mlx5/doorbell.c @@ -41,6 +41,7 @@ struct mlx5_ib_user_db_page { struct ib_umem *umem; unsigned long user_virt; int refcnt; + struct mm_struct *mm; }; int mlx5_ib_db_map_user(struct mlx5_ib_ucontext *context, @@ -53,7 +54,8 @@ int mlx5_ib_db_map_user(struct mlx5_ib_ucontext *context, mutex_lock(&context->db_page_mutex); list_for_each_entry(page, &context->db_page_list, list) - if (page->user_virt == (virt & PAGE_MASK)) + if ((current->mm == page->mm) && + (page->user_virt == (virt & PAGE_MASK))) goto found; page = kmalloc(sizeof(*page), GFP_KERNEL); @@ -71,6 +73,8 @@ int mlx5_ib_db_map_user(struct mlx5_ib_ucontext *context, kfree(page); goto out; } + mmgrab(current->mm); + page->mm = current->mm; list_add(&page->list, &context->db_page_list); @@ -91,6 +95,7 @@ void mlx5_ib_db_unmap_user(struct mlx5_ib_ucontext *context, struct mlx5_db *db) if (!--db->u.user_page->refcnt) { list_del(&db->u.user_page->list); + mmdrop(db->u.user_page->mm); ib_umem_release(db->u.user_page->umem); kfree(db->u.user_page); } diff --git a/drivers/infiniband/hw/mlx5/fs.c b/drivers/infiniband/hw/mlx5/fs.c index 2fc6a60c4e77..18ee2f293825 100644 --- a/drivers/infiniband/hw/mlx5/fs.c +++ b/drivers/infiniband/hw/mlx5/fs.c @@ -1194,9 +1194,8 @@ static struct ib_flow *mlx5_ib_create_flow(struct ib_qp *qp, goto free_ucmd; } - if (flow_attr->port > dev->num_ports || - (flow_attr->flags & - ~(IB_FLOW_ATTR_FLAGS_DONT_TRAP | IB_FLOW_ATTR_FLAGS_EGRESS))) { + if (flow_attr->flags & + ~(IB_FLOW_ATTR_FLAGS_DONT_TRAP | IB_FLOW_ATTR_FLAGS_EGRESS)) { err = -EINVAL; goto free_ucmd; } @@ -2134,6 +2133,12 @@ static int UVERBS_HANDLER(MLX5_IB_METHOD_FLOW_MATCHER_CREATE)( if (err) goto end; + if (obj->ns_type == MLX5_FLOW_NAMESPACE_FDB && + mlx5_eswitch_mode(dev->mdev) != MLX5_ESWITCH_OFFLOADS) { + err = -EINVAL; + goto end; + } + uobj->object = obj; obj->mdev = dev->mdev; atomic_set(&obj->usecnt, 0); diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c index 9662cd39c7ff..425423dfac72 100644 --- a/drivers/infiniband/hw/mlx5/mr.c +++ b/drivers/infiniband/hw/mlx5/mr.c @@ -1940,8 +1940,8 @@ int mlx5_ib_dereg_mr(struct ib_mr *ibmr, struct ib_udata *udata) mlx5r_deref_wait_odp_mkey(&mr->mmkey); if (ibmr->type == IB_MR_TYPE_INTEGRITY) { - xa_cmpxchg(&dev->sig_mrs, mlx5_base_mkey(mr->mmkey.key), ibmr, - NULL, GFP_KERNEL); + xa_cmpxchg(&dev->sig_mrs, mlx5_base_mkey(mr->mmkey.key), + mr->sig, NULL, GFP_KERNEL); if (mr->mtt_mr) { rc = mlx5_ib_dereg_mr(&mr->mtt_mr->ibmr, NULL); diff --git a/drivers/infiniband/ulp/ipoib/ipoib_netlink.c b/drivers/infiniband/ulp/ipoib/ipoib_netlink.c index d5a90a66b45c..5b05cf3837da 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_netlink.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_netlink.c @@ -163,6 +163,7 @@ static size_t ipoib_get_size(const struct net_device *dev) static struct rtnl_link_ops ipoib_link_ops __read_mostly = { .kind = "ipoib", + .netns_refund = true, .maxtype = IFLA_IPOIB_MAX, .policy = ipoib_policy, .priv_size = sizeof(struct ipoib_dev_priv), diff --git a/drivers/md/bcache/bcache.h b/drivers/md/bcache/bcache.h index 0a4551e165ab..5fc989a6d452 100644 --- a/drivers/md/bcache/bcache.h +++ b/drivers/md/bcache/bcache.h @@ -364,7 +364,6 @@ struct cached_dev { /* The rest of this all shows up in sysfs */ unsigned int sequential_cutoff; - unsigned int readahead; unsigned int io_disable:1; unsigned int verify:1; diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c index 29c231758293..6d1de889baeb 100644 --- a/drivers/md/bcache/request.c +++ b/drivers/md/bcache/request.c @@ -880,9 +880,9 @@ static int cached_dev_cache_miss(struct btree *b, struct search *s, struct bio *bio, unsigned int sectors) { int ret = MAP_CONTINUE; - unsigned int reada = 0; struct cached_dev *dc = container_of(s->d, struct cached_dev, disk); struct bio *miss, *cache_bio; + unsigned int size_limit; s->cache_missed = 1; @@ -892,14 +892,10 @@ static int cached_dev_cache_miss(struct btree *b, struct search *s, goto out_submit; } - if (!(bio->bi_opf & REQ_RAHEAD) && - !(bio->bi_opf & (REQ_META|REQ_PRIO)) && - s->iop.c->gc_stats.in_use < CUTOFF_CACHE_READA) - reada = min_t(sector_t, dc->readahead >> 9, - get_capacity(bio->bi_bdev->bd_disk) - - bio_end_sector(bio)); - - s->insert_bio_sectors = min(sectors, bio_sectors(bio) + reada); + /* Limitation for valid replace key size and cache_bio bvecs number */ + size_limit = min_t(unsigned int, BIO_MAX_VECS * PAGE_SECTORS, + (1 << KEY_SIZE_BITS) - 1); + s->insert_bio_sectors = min3(size_limit, sectors, bio_sectors(bio)); s->iop.replace_key = KEY(s->iop.inode, bio->bi_iter.bi_sector + s->insert_bio_sectors, @@ -911,7 +907,8 @@ static int cached_dev_cache_miss(struct btree *b, struct search *s, s->iop.replace = true; - miss = bio_next_split(bio, sectors, GFP_NOIO, &s->d->bio_split); + miss = bio_next_split(bio, s->insert_bio_sectors, GFP_NOIO, + &s->d->bio_split); /* btree_search_recurse()'s btree iterator is no good anymore */ ret = miss == bio ? MAP_DONE : -EINTR; @@ -933,9 +930,6 @@ static int cached_dev_cache_miss(struct btree *b, struct search *s, if (bch_bio_alloc_pages(cache_bio, __GFP_NOWARN|GFP_NOIO)) goto out_put; - if (reada) - bch_mark_cache_readahead(s->iop.c, s->d); - s->cache_miss = miss; s->iop.bio = cache_bio; bio_get(cache_bio); diff --git a/drivers/md/bcache/stats.c b/drivers/md/bcache/stats.c index 503aafe188dc..4c7ee5fedb9d 100644 --- a/drivers/md/bcache/stats.c +++ b/drivers/md/bcache/stats.c @@ -46,7 +46,6 @@ read_attribute(cache_misses); read_attribute(cache_bypass_hits); read_attribute(cache_bypass_misses); read_attribute(cache_hit_ratio); -read_attribute(cache_readaheads); read_attribute(cache_miss_collisions); read_attribute(bypassed); @@ -64,7 +63,6 @@ SHOW(bch_stats) DIV_SAFE(var(cache_hits) * 100, var(cache_hits) + var(cache_misses))); - var_print(cache_readaheads); var_print(cache_miss_collisions); sysfs_hprint(bypassed, var(sectors_bypassed) << 9); #undef var @@ -86,7 +84,6 @@ static struct attribute *bch_stats_files[] = { &sysfs_cache_bypass_hits, &sysfs_cache_bypass_misses, &sysfs_cache_hit_ratio, - &sysfs_cache_readaheads, &sysfs_cache_miss_collisions, &sysfs_bypassed, NULL @@ -113,7 +110,6 @@ void bch_cache_accounting_clear(struct cache_accounting *acc) acc->total.cache_misses = 0; acc->total.cache_bypass_hits = 0; acc->total.cache_bypass_misses = 0; - acc->total.cache_readaheads = 0; acc->total.cache_miss_collisions = 0; acc->total.sectors_bypassed = 0; } @@ -145,7 +141,6 @@ static void scale_stats(struct cache_stats *stats, unsigned long rescale_at) scale_stat(&stats->cache_misses); scale_stat(&stats->cache_bypass_hits); scale_stat(&stats->cache_bypass_misses); - scale_stat(&stats->cache_readaheads); scale_stat(&stats->cache_miss_collisions); scale_stat(&stats->sectors_bypassed); } @@ -168,7 +163,6 @@ static void scale_accounting(struct timer_list *t) move_stat(cache_misses); move_stat(cache_bypass_hits); move_stat(cache_bypass_misses); - move_stat(cache_readaheads); move_stat(cache_miss_collisions); move_stat(sectors_bypassed); @@ -209,14 +203,6 @@ void bch_mark_cache_accounting(struct cache_set *c, struct bcache_device *d, mark_cache_stats(&c->accounting.collector, hit, bypass); } -void bch_mark_cache_readahead(struct cache_set *c, struct bcache_device *d) -{ - struct cached_dev *dc = container_of(d, struct cached_dev, disk); - - atomic_inc(&dc->accounting.collector.cache_readaheads); - atomic_inc(&c->accounting.collector.cache_readaheads); -} - void bch_mark_cache_miss_collision(struct cache_set *c, struct bcache_device *d) { struct cached_dev *dc = container_of(d, struct cached_dev, disk); diff --git a/drivers/md/bcache/stats.h b/drivers/md/bcache/stats.h index abfaabf7e7fc..ca4f435f7216 100644 --- a/drivers/md/bcache/stats.h +++ b/drivers/md/bcache/stats.h @@ -7,7 +7,6 @@ struct cache_stat_collector { atomic_t cache_misses; atomic_t cache_bypass_hits; atomic_t cache_bypass_misses; - atomic_t cache_readaheads; atomic_t cache_miss_collisions; atomic_t sectors_bypassed; }; diff --git a/drivers/md/bcache/sysfs.c b/drivers/md/bcache/sysfs.c index cc89f3156d1a..05ac1d6fbbf3 100644 --- a/drivers/md/bcache/sysfs.c +++ b/drivers/md/bcache/sysfs.c @@ -137,7 +137,6 @@ rw_attribute(io_disable); rw_attribute(discard); rw_attribute(running); rw_attribute(label); -rw_attribute(readahead); rw_attribute(errors); rw_attribute(io_error_limit); rw_attribute(io_error_halflife); @@ -260,7 +259,6 @@ SHOW(__bch_cached_dev) var_printf(partial_stripes_expensive, "%u"); var_hprint(sequential_cutoff); - var_hprint(readahead); sysfs_print(running, atomic_read(&dc->running)); sysfs_print(state, states[BDEV_STATE(&dc->sb)]); @@ -365,7 +363,6 @@ STORE(__cached_dev) sysfs_strtoul_clamp(sequential_cutoff, dc->sequential_cutoff, 0, UINT_MAX); - d_strtoi_h(readahead); if (attr == &sysfs_clear_stats) bch_cache_accounting_clear(&dc->accounting); @@ -538,7 +535,6 @@ static struct attribute *bch_cached_dev_files[] = { &sysfs_running, &sysfs_state, &sysfs_label, - &sysfs_readahead, #ifdef CONFIG_BCACHE_DEBUG &sysfs_verify, &sysfs_bypass_torture_test, diff --git a/drivers/misc/cardreader/rtl8411.c b/drivers/misc/cardreader/rtl8411.c index a07674ed0596..4c5621b17a6f 100644 --- a/drivers/misc/cardreader/rtl8411.c +++ b/drivers/misc/cardreader/rtl8411.c @@ -468,6 +468,7 @@ static void rtl8411_init_common_params(struct rtsx_pcr *pcr) pcr->sd30_drive_sel_1v8 = DRIVER_TYPE_B; pcr->sd30_drive_sel_3v3 = DRIVER_TYPE_D; pcr->aspm_en = ASPM_L1_EN; + pcr->aspm_mode = ASPM_MODE_CFG; pcr->tx_initial_phase = SET_CLOCK_PHASE(23, 7, 14); pcr->rx_initial_phase = SET_CLOCK_PHASE(4, 3, 10); pcr->ic_version = rtl8411_get_ic_version(pcr); diff --git a/drivers/misc/cardreader/rts5209.c b/drivers/misc/cardreader/rts5209.c index 39a6a7ecc32e..29f5414072bf 100644 --- a/drivers/misc/cardreader/rts5209.c +++ b/drivers/misc/cardreader/rts5209.c @@ -255,6 +255,7 @@ void rts5209_init_params(struct rtsx_pcr *pcr) pcr->sd30_drive_sel_1v8 = DRIVER_TYPE_B; pcr->sd30_drive_sel_3v3 = DRIVER_TYPE_D; pcr->aspm_en = ASPM_L1_EN; + pcr->aspm_mode = ASPM_MODE_CFG; pcr->tx_initial_phase = SET_CLOCK_PHASE(27, 27, 16); pcr->rx_initial_phase = SET_CLOCK_PHASE(24, 6, 5); diff --git a/drivers/misc/cardreader/rts5227.c b/drivers/misc/cardreader/rts5227.c index 8200af22b529..4bcfbc9afbac 100644 --- a/drivers/misc/cardreader/rts5227.c +++ b/drivers/misc/cardreader/rts5227.c @@ -358,6 +358,7 @@ void rts5227_init_params(struct rtsx_pcr *pcr) pcr->sd30_drive_sel_1v8 = CFG_DRIVER_TYPE_B; pcr->sd30_drive_sel_3v3 = CFG_DRIVER_TYPE_B; pcr->aspm_en = ASPM_L1_EN; + pcr->aspm_mode = ASPM_MODE_CFG; pcr->tx_initial_phase = SET_CLOCK_PHASE(27, 27, 15); pcr->rx_initial_phase = SET_CLOCK_PHASE(30, 7, 7); @@ -483,6 +484,7 @@ void rts522a_init_params(struct rtsx_pcr *pcr) rts5227_init_params(pcr); pcr->ops = &rts522a_pcr_ops; + pcr->aspm_mode = ASPM_MODE_REG; pcr->tx_initial_phase = SET_CLOCK_PHASE(20, 20, 11); pcr->reg_pm_ctrl3 = RTS522A_PM_CTRL3; diff --git a/drivers/misc/cardreader/rts5228.c b/drivers/misc/cardreader/rts5228.c index 781a86def59a..ffc128278613 100644 --- a/drivers/misc/cardreader/rts5228.c +++ b/drivers/misc/cardreader/rts5228.c @@ -718,6 +718,7 @@ void rts5228_init_params(struct rtsx_pcr *pcr) pcr->sd30_drive_sel_1v8 = CFG_DRIVER_TYPE_B; pcr->sd30_drive_sel_3v3 = CFG_DRIVER_TYPE_B; pcr->aspm_en = ASPM_L1_EN; + pcr->aspm_mode = ASPM_MODE_REG; pcr->tx_initial_phase = SET_CLOCK_PHASE(28, 27, 11); pcr->rx_initial_phase = SET_CLOCK_PHASE(24, 6, 5); diff --git a/drivers/misc/cardreader/rts5229.c b/drivers/misc/cardreader/rts5229.c index 89e6f124ca5c..c748eaf1ec1f 100644 --- a/drivers/misc/cardreader/rts5229.c +++ b/drivers/misc/cardreader/rts5229.c @@ -246,6 +246,7 @@ void rts5229_init_params(struct rtsx_pcr *pcr) pcr->sd30_drive_sel_1v8 = DRIVER_TYPE_B; pcr->sd30_drive_sel_3v3 = DRIVER_TYPE_D; pcr->aspm_en = ASPM_L1_EN; + pcr->aspm_mode = ASPM_MODE_CFG; pcr->tx_initial_phase = SET_CLOCK_PHASE(27, 27, 15); pcr->rx_initial_phase = SET_CLOCK_PHASE(30, 6, 6); diff --git a/drivers/misc/cardreader/rts5249.c b/drivers/misc/cardreader/rts5249.c index b2676e7f5027..53f3a1f45c4a 100644 --- a/drivers/misc/cardreader/rts5249.c +++ b/drivers/misc/cardreader/rts5249.c @@ -566,6 +566,7 @@ void rts5249_init_params(struct rtsx_pcr *pcr) pcr->sd30_drive_sel_1v8 = CFG_DRIVER_TYPE_B; pcr->sd30_drive_sel_3v3 = CFG_DRIVER_TYPE_B; pcr->aspm_en = ASPM_L1_EN; + pcr->aspm_mode = ASPM_MODE_CFG; pcr->tx_initial_phase = SET_CLOCK_PHASE(1, 29, 16); pcr->rx_initial_phase = SET_CLOCK_PHASE(24, 6, 5); @@ -729,6 +730,7 @@ static const struct pcr_ops rts524a_pcr_ops = { void rts524a_init_params(struct rtsx_pcr *pcr) { rts5249_init_params(pcr); + pcr->aspm_mode = ASPM_MODE_REG; pcr->tx_initial_phase = SET_CLOCK_PHASE(27, 29, 11); pcr->option.ltr_l1off_sspwrgate = LTR_L1OFF_SSPWRGATE_5250_DEF; pcr->option.ltr_l1off_snooze_sspwrgate = @@ -845,6 +847,7 @@ static const struct pcr_ops rts525a_pcr_ops = { void rts525a_init_params(struct rtsx_pcr *pcr) { rts5249_init_params(pcr); + pcr->aspm_mode = ASPM_MODE_REG; pcr->tx_initial_phase = SET_CLOCK_PHASE(25, 29, 11); pcr->option.ltr_l1off_sspwrgate = LTR_L1OFF_SSPWRGATE_5250_DEF; pcr->option.ltr_l1off_snooze_sspwrgate = diff --git a/drivers/misc/cardreader/rts5260.c b/drivers/misc/cardreader/rts5260.c index 080a7d67a8e1..9b42b20a3e5a 100644 --- a/drivers/misc/cardreader/rts5260.c +++ b/drivers/misc/cardreader/rts5260.c @@ -628,6 +628,7 @@ void rts5260_init_params(struct rtsx_pcr *pcr) pcr->sd30_drive_sel_1v8 = CFG_DRIVER_TYPE_B; pcr->sd30_drive_sel_3v3 = CFG_DRIVER_TYPE_B; pcr->aspm_en = ASPM_L1_EN; + pcr->aspm_mode = ASPM_MODE_REG; pcr->tx_initial_phase = SET_CLOCK_PHASE(27, 29, 11); pcr->rx_initial_phase = SET_CLOCK_PHASE(24, 6, 5); diff --git a/drivers/misc/cardreader/rts5261.c b/drivers/misc/cardreader/rts5261.c index 6c64dade8e1a..1fd4e0e50730 100644 --- a/drivers/misc/cardreader/rts5261.c +++ b/drivers/misc/cardreader/rts5261.c @@ -783,6 +783,7 @@ void rts5261_init_params(struct rtsx_pcr *pcr) pcr->sd30_drive_sel_1v8 = 0x00; pcr->sd30_drive_sel_3v3 = 0x00; pcr->aspm_en = ASPM_L1_EN; + pcr->aspm_mode = ASPM_MODE_REG; pcr->tx_initial_phase = SET_CLOCK_PHASE(27, 27, 11); pcr->rx_initial_phase = SET_CLOCK_PHASE(24, 6, 5); diff --git a/drivers/misc/cardreader/rtsx_pcr.c b/drivers/misc/cardreader/rtsx_pcr.c index 273311184669..baf83594a01d 100644 --- a/drivers/misc/cardreader/rtsx_pcr.c +++ b/drivers/misc/cardreader/rtsx_pcr.c @@ -85,12 +85,18 @@ static void rtsx_comm_set_aspm(struct rtsx_pcr *pcr, bool enable) if (pcr->aspm_enabled == enable) return; - if (pcr->aspm_en & 0x02) - rtsx_pci_write_register(pcr, ASPM_FORCE_CTL, FORCE_ASPM_CTL0 | - FORCE_ASPM_CTL1, enable ? 0 : FORCE_ASPM_CTL0 | FORCE_ASPM_CTL1); - else - rtsx_pci_write_register(pcr, ASPM_FORCE_CTL, FORCE_ASPM_CTL0 | - FORCE_ASPM_CTL1, FORCE_ASPM_CTL0 | FORCE_ASPM_CTL1); + if (pcr->aspm_mode == ASPM_MODE_CFG) { + pcie_capability_clear_and_set_word(pcr->pci, PCI_EXP_LNKCTL, + PCI_EXP_LNKCTL_ASPMC, + enable ? pcr->aspm_en : 0); + } else if (pcr->aspm_mode == ASPM_MODE_REG) { + if (pcr->aspm_en & 0x02) + rtsx_pci_write_register(pcr, ASPM_FORCE_CTL, FORCE_ASPM_CTL0 | + FORCE_ASPM_CTL1, enable ? 0 : FORCE_ASPM_CTL0 | FORCE_ASPM_CTL1); + else + rtsx_pci_write_register(pcr, ASPM_FORCE_CTL, FORCE_ASPM_CTL0 | + FORCE_ASPM_CTL1, FORCE_ASPM_CTL0 | FORCE_ASPM_CTL1); + } if (!enable && (pcr->aspm_en & 0x02)) mdelay(10); @@ -1394,7 +1400,8 @@ static int rtsx_pci_init_hw(struct rtsx_pcr *pcr) return err; } - rtsx_pci_write_register(pcr, ASPM_FORCE_CTL, 0x30, 0x30); + if (pcr->aspm_mode == ASPM_MODE_REG) + rtsx_pci_write_register(pcr, ASPM_FORCE_CTL, 0x30, 0x30); /* No CD interrupt if probing driver with card inserted. * So we need to initialize pcr->card_exist here. @@ -1410,6 +1417,8 @@ static int rtsx_pci_init_hw(struct rtsx_pcr *pcr) static int rtsx_pci_init_chip(struct rtsx_pcr *pcr) { int err; + u16 cfg_val; + u8 val; spin_lock_init(&pcr->lock); mutex_init(&pcr->pcr_mutex); @@ -1477,6 +1486,21 @@ static int rtsx_pci_init_chip(struct rtsx_pcr *pcr) if (!pcr->slots) return -ENOMEM; + if (pcr->aspm_mode == ASPM_MODE_CFG) { + pcie_capability_read_word(pcr->pci, PCI_EXP_LNKCTL, &cfg_val); + if (cfg_val & PCI_EXP_LNKCTL_ASPM_L1) + pcr->aspm_enabled = true; + else + pcr->aspm_enabled = false; + + } else if (pcr->aspm_mode == ASPM_MODE_REG) { + rtsx_pci_read_register(pcr, ASPM_FORCE_CTL, &val); + if (val & FORCE_ASPM_CTL0 && val & FORCE_ASPM_CTL1) + pcr->aspm_enabled = false; + else + pcr->aspm_enabled = true; + } + if (pcr->ops->fetch_vendor_settings) pcr->ops->fetch_vendor_settings(pcr); @@ -1506,7 +1530,6 @@ static int rtsx_pci_probe(struct pci_dev *pcidev, struct pcr_handle *handle; u32 base, len; int ret, i, bar = 0; - u8 val; dev_dbg(&(pcidev->dev), ": Realtek PCI-E Card Reader found at %s [%04x:%04x] (rev %x)\n", @@ -1572,11 +1595,6 @@ static int rtsx_pci_probe(struct pci_dev *pcidev, pcr->host_cmds_addr = pcr->rtsx_resv_buf_addr; pcr->host_sg_tbl_ptr = pcr->rtsx_resv_buf + HOST_CMDS_BUF_LEN; pcr->host_sg_tbl_addr = pcr->rtsx_resv_buf_addr + HOST_CMDS_BUF_LEN; - rtsx_pci_read_register(pcr, ASPM_FORCE_CTL, &val); - if (val & FORCE_ASPM_CTL0 && val & FORCE_ASPM_CTL1) - pcr->aspm_enabled = false; - else - pcr->aspm_enabled = true; pcr->card_inserted = 0; pcr->card_removed = 0; INIT_DELAYED_WORK(&pcr->carddet_work, rtsx_pci_card_detect); diff --git a/drivers/mmc/host/renesas_sdhi_core.c b/drivers/mmc/host/renesas_sdhi_core.c index 635bf31a6735..baab4c2e1b53 100644 --- a/drivers/mmc/host/renesas_sdhi_core.c +++ b/drivers/mmc/host/renesas_sdhi_core.c @@ -692,14 +692,19 @@ static int renesas_sdhi_execute_tuning(struct mmc_host *mmc, u32 opcode) /* Issue CMD19 twice for each tap */ for (i = 0; i < 2 * priv->tap_num; i++) { + int cmd_error; + /* Set sampling clock position */ sd_scc_write32(host, priv, SH_MOBILE_SDHI_SCC_TAPSET, i % priv->tap_num); - if (mmc_send_tuning(mmc, opcode, NULL) == 0) + if (mmc_send_tuning(mmc, opcode, &cmd_error) == 0) set_bit(i, priv->taps); if (sd_scc_read32(host, priv, SH_MOBILE_SDHI_SCC_SMPCMP) == 0) set_bit(i, priv->smpcmp); + + if (cmd_error) + mmc_abort_tuning(mmc, opcode); } ret = renesas_sdhi_select_tuning(host); @@ -939,7 +944,7 @@ static const struct soc_device_attribute sdhi_quirks_match[] = { { .soc_id = "r8a7795", .revision = "ES3.*", .data = &sdhi_quirks_bad_taps2367 }, { .soc_id = "r8a7796", .revision = "ES1.[012]", .data = &sdhi_quirks_4tap_nohs400 }, { .soc_id = "r8a7796", .revision = "ES1.*", .data = &sdhi_quirks_r8a7796_es13 }, - { .soc_id = "r8a7796", .revision = "ES3.*", .data = &sdhi_quirks_bad_taps1357 }, + { .soc_id = "r8a77961", .data = &sdhi_quirks_bad_taps1357 }, { .soc_id = "r8a77965", .data = &sdhi_quirks_r8a77965 }, { .soc_id = "r8a77980", .data = &sdhi_quirks_nohs400 }, { .soc_id = "r8a77990", .data = &sdhi_quirks_r8a77990 }, diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c index f6cfec81ccc3..dc4ac1a2b6b6 100644 --- a/drivers/net/ethernet/mellanox/mlx4/fw.c +++ b/drivers/net/ethernet/mellanox/mlx4/fw.c @@ -823,6 +823,7 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) #define QUERY_DEV_CAP_MAD_DEMUX_OFFSET 0xb0 #define QUERY_DEV_CAP_DMFS_HIGH_RATE_QPN_BASE_OFFSET 0xa8 #define QUERY_DEV_CAP_DMFS_HIGH_RATE_QPN_RANGE_OFFSET 0xac +#define QUERY_DEV_CAP_MAP_CLOCK_TO_USER 0xc1 #define QUERY_DEV_CAP_QP_RATE_LIMIT_NUM_OFFSET 0xcc #define QUERY_DEV_CAP_QP_RATE_LIMIT_MAX_OFFSET 0xd0 #define QUERY_DEV_CAP_QP_RATE_LIMIT_MIN_OFFSET 0xd2 @@ -841,6 +842,8 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) if (mlx4_is_mfunc(dev)) disable_unsupported_roce_caps(outbox); + MLX4_GET(field, outbox, QUERY_DEV_CAP_MAP_CLOCK_TO_USER); + dev_cap->map_clock_to_user = field & 0x80; MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_QP_OFFSET); dev_cap->reserved_qps = 1 << (field & 0xf); MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_QP_OFFSET); diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.h b/drivers/net/ethernet/mellanox/mlx4/fw.h index 8f020f26ebf5..cf64e54eecb0 100644 --- a/drivers/net/ethernet/mellanox/mlx4/fw.h +++ b/drivers/net/ethernet/mellanox/mlx4/fw.h @@ -131,6 +131,7 @@ struct mlx4_dev_cap { u32 health_buffer_addrs; struct mlx4_port_cap port_cap[MLX4_MAX_PORTS + 1]; bool wol_port[MLX4_MAX_PORTS + 1]; + bool map_clock_to_user; }; struct mlx4_func_cap { diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c index c326b434734e..00c84656b2e7 100644 --- a/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/drivers/net/ethernet/mellanox/mlx4/main.c @@ -498,6 +498,7 @@ static int mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) } } + dev->caps.map_clock_to_user = dev_cap->map_clock_to_user; dev->caps.uar_page_size = PAGE_SIZE; dev->caps.num_uars = dev_cap->uar_size / PAGE_SIZE; dev->caps.local_ca_ack_delay = dev_cap->local_ca_ack_delay; @@ -1948,6 +1949,11 @@ int mlx4_get_internal_clock_params(struct mlx4_dev *dev, if (mlx4_is_slave(dev)) return -EOPNOTSUPP; + if (!dev->caps.map_clock_to_user) { + mlx4_dbg(dev, "Map clock to user is not supported.\n"); + return -EOPNOTSUPP; + } + if (!params) return -EINVAL; diff --git a/drivers/net/xen-netback/interface.c b/drivers/net/xen-netback/interface.c index 193b723fe3bd..c58996c1e230 100644 --- a/drivers/net/xen-netback/interface.c +++ b/drivers/net/xen-netback/interface.c @@ -684,6 +684,7 @@ static void xenvif_disconnect_queue(struct xenvif_queue *queue) { if (queue->task) { kthread_stop(queue->task); + put_task_struct(queue->task); queue->task = NULL; } @@ -745,6 +746,11 @@ int xenvif_connect_data(struct xenvif_queue *queue, if (IS_ERR(task)) goto kthread_err; queue->task = task; + /* + * Take a reference to the task in order to prevent it from being freed + * if the thread function returns before kthread_stop is called. + */ + get_task_struct(task); task = kthread_run(xenvif_dealloc_kthread, queue, "%s-dealloc", queue->name); diff --git a/drivers/phy/broadcom/phy-brcm-usb-init.h b/drivers/phy/broadcom/phy-brcm-usb-init.h index 899b9eb43fad..a39f30fa2e99 100644 --- a/drivers/phy/broadcom/phy-brcm-usb-init.h +++ b/drivers/phy/broadcom/phy-brcm-usb-init.h @@ -78,7 +78,7 @@ static inline u32 brcm_usb_readl(void __iomem *addr) * Other architectures (e.g., ARM) either do not support big endian, or * else leave I/O in little endian mode. */ - if (IS_ENABLED(CONFIG_MIPS) && IS_ENABLED(__BIG_ENDIAN)) + if (IS_ENABLED(CONFIG_MIPS) && IS_ENABLED(CONFIG_CPU_BIG_ENDIAN)) return __raw_readl(addr); else return readl_relaxed(addr); @@ -87,7 +87,7 @@ static inline u32 brcm_usb_readl(void __iomem *addr) static inline void brcm_usb_writel(u32 val, void __iomem *addr) { /* See brcmnand_readl() comments */ - if (IS_ENABLED(CONFIG_MIPS) && IS_ENABLED(__BIG_ENDIAN)) + if (IS_ENABLED(CONFIG_MIPS) && IS_ENABLED(CONFIG_CPU_BIG_ENDIAN)) __raw_writel(val, addr); else writel_relaxed(val, addr); diff --git a/drivers/phy/cadence/phy-cadence-sierra.c b/drivers/phy/cadence/phy-cadence-sierra.c index 5c68e31c5939..e93818e3991f 100644 --- a/drivers/phy/cadence/phy-cadence-sierra.c +++ b/drivers/phy/cadence/phy-cadence-sierra.c @@ -940,6 +940,7 @@ static int cdns_sierra_phy_probe(struct platform_device *pdev) sp->nsubnodes = node; if (sp->num_lanes > SIERRA_MAX_LANES) { + ret = -EINVAL; dev_err(dev, "Invalid lane configuration\n"); goto put_child2; } diff --git a/drivers/phy/mediatek/phy-mtk-tphy.c b/drivers/phy/mediatek/phy-mtk-tphy.c index cdbcc49f7115..731c483a04de 100644 --- a/drivers/phy/mediatek/phy-mtk-tphy.c +++ b/drivers/phy/mediatek/phy-mtk-tphy.c @@ -949,6 +949,8 @@ static int mtk_phy_init(struct phy *phy) break; default: dev_err(tphy->dev, "incompatible PHY type\n"); + clk_disable_unprepare(instance->ref_clk); + clk_disable_unprepare(instance->da_ref_clk); return -EINVAL; } diff --git a/drivers/phy/microchip/sparx5_serdes.c b/drivers/phy/microchip/sparx5_serdes.c index c8a7d0927ced..4076580fc2cd 100644 --- a/drivers/phy/microchip/sparx5_serdes.c +++ b/drivers/phy/microchip/sparx5_serdes.c @@ -2470,6 +2470,10 @@ static int sparx5_serdes_probe(struct platform_device *pdev) priv->coreclock = clock; iores = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!iores) { + dev_err(priv->dev, "Invalid resource\n"); + return -EINVAL; + } iomem = devm_ioremap(priv->dev, iores->start, resource_size(iores)); if (IS_ERR(iomem)) { dev_err(priv->dev, "Unable to get serdes registers: %s\n", diff --git a/drivers/phy/ralink/phy-mt7621-pci.c b/drivers/phy/ralink/phy-mt7621-pci.c index 753cb5bab930..2a9465f4bb3a 100644 --- a/drivers/phy/ralink/phy-mt7621-pci.c +++ b/drivers/phy/ralink/phy-mt7621-pci.c @@ -341,7 +341,7 @@ static struct platform_driver mt7621_pci_phy_driver = { .probe = mt7621_pci_phy_probe, .driver = { .name = "mt7621-pci-phy", - .of_match_table = of_match_ptr(mt7621_pci_phy_ids), + .of_match_table = mt7621_pci_phy_ids, }, }; diff --git a/drivers/phy/ti/phy-j721e-wiz.c b/drivers/phy/ti/phy-j721e-wiz.c index 9eb6d37c907e..126f5b8735cc 100644 --- a/drivers/phy/ti/phy-j721e-wiz.c +++ b/drivers/phy/ti/phy-j721e-wiz.c @@ -1212,6 +1212,7 @@ static int wiz_probe(struct platform_device *pdev) if (wiz->typec_dir_delay < WIZ_TYPEC_DIR_DEBOUNCE_MIN || wiz->typec_dir_delay > WIZ_TYPEC_DIR_DEBOUNCE_MAX) { + ret = -EINVAL; dev_err(dev, "Invalid typec-dir-debounce property\n"); goto err_addr_to_resource; } diff --git a/drivers/pinctrl/aspeed/pinctrl-aspeed-g5.c b/drivers/pinctrl/aspeed/pinctrl-aspeed-g5.c index 996ebcba4d38..4c0d26606b6c 100644 --- a/drivers/pinctrl/aspeed/pinctrl-aspeed-g5.c +++ b/drivers/pinctrl/aspeed/pinctrl-aspeed-g5.c @@ -2702,8 +2702,8 @@ static int aspeed_g5_sig_expr_eval(struct aspeed_pinmux_data *ctx, } /** - * Configure a pin's signal by applying an expression's descriptor state for - * all descriptors in the expression. + * aspeed_g5_sig_expr_set() - Configure a pin's signal by applying an + * expression's descriptor state for all descriptors in the expression. * * @ctx: The pinmux context * @expr: The expression associated with the function whose signal is to be diff --git a/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c b/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c index 5c1a109842a7..eeab093a7815 100644 --- a/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c +++ b/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c @@ -2611,8 +2611,8 @@ static struct aspeed_pin_config aspeed_g6_configs[] = { }; /** - * Configure a pin's signal by applying an expression's descriptor state for - * all descriptors in the expression. + * aspeed_g6_sig_expr_set() - Configure a pin's signal by applying an + * expression's descriptor state for all descriptors in the expression. * * @ctx: The pinmux context * @expr: The expression associated with the function whose signal is to be diff --git a/drivers/pinctrl/aspeed/pinctrl-aspeed.c b/drivers/pinctrl/aspeed/pinctrl-aspeed.c index 9c65d560d48f..9bbfe5c14b36 100644 --- a/drivers/pinctrl/aspeed/pinctrl-aspeed.c +++ b/drivers/pinctrl/aspeed/pinctrl-aspeed.c @@ -108,7 +108,8 @@ static int aspeed_sig_expr_disable(struct aspeed_pinmux_data *ctx, } /** - * Disable a signal on a pin by disabling all provided signal expressions. + * aspeed_disable_sig() - Disable a signal on a pin by disabling all provided + * signal expressions. * * @ctx: The pinmux context * @exprs: The list of signal expressions (from a priority level on a pin) diff --git a/drivers/pinctrl/aspeed/pinmux-aspeed.c b/drivers/pinctrl/aspeed/pinmux-aspeed.c index 57305ca838a7..894e2efd3be7 100644 --- a/drivers/pinctrl/aspeed/pinmux-aspeed.c +++ b/drivers/pinctrl/aspeed/pinmux-aspeed.c @@ -21,7 +21,8 @@ static inline void aspeed_sig_desc_print_val( } /** - * Query the enabled or disabled state of a signal descriptor + * aspeed_sig_desc_eval() - Query the enabled or disabled state of a signal + * descriptor. * * @desc: The signal descriptor of interest * @enabled: True to query the enabled state, false to query disabled state diff --git a/drivers/pinctrl/qcom/Kconfig b/drivers/pinctrl/qcom/Kconfig index 25d2f7f7f3b6..11e967dbb44b 100644 --- a/drivers/pinctrl/qcom/Kconfig +++ b/drivers/pinctrl/qcom/Kconfig @@ -223,7 +223,7 @@ config PINCTRL_SC7280 config PINCTRL_SC8180X tristate "Qualcomm Technologies Inc SC8180x pin controller driver" depends on GPIOLIB && (OF || ACPI) - select PINCTRL_MSM + depends on PINCTRL_MSM help This is the pinctrl, pinmux, pinconf and gpiolib driver for the Qualcomm Technologies Inc TLMM block found on the Qualcomm diff --git a/drivers/pinctrl/qcom/pinctrl-sdx55.c b/drivers/pinctrl/qcom/pinctrl-sdx55.c index 5aaf57b40407..0bb4931cec59 100644 --- a/drivers/pinctrl/qcom/pinctrl-sdx55.c +++ b/drivers/pinctrl/qcom/pinctrl-sdx55.c @@ -410,15 +410,15 @@ static const char * const gpio_groups[] = { "gpio29", "gpio30", "gpio31", "gpio32", "gpio33", "gpio34", "gpio35", "gpio36", "gpio37", "gpio38", "gpio39", "gpio40", "gpio41", "gpio42", "gpio43", "gpio44", "gpio45", "gpio46", "gpio47", "gpio48", "gpio49", - "gpio50", "gpio51", "gpio52", "gpio52", "gpio53", "gpio53", "gpio54", - "gpio55", "gpio56", "gpio57", "gpio58", "gpio59", "gpio60", "gpio61", - "gpio62", "gpio63", "gpio64", "gpio65", "gpio66", "gpio67", "gpio68", - "gpio69", "gpio70", "gpio71", "gpio72", "gpio73", "gpio74", "gpio75", - "gpio76", "gpio77", "gpio78", "gpio79", "gpio80", "gpio81", "gpio82", - "gpio83", "gpio84", "gpio85", "gpio86", "gpio87", "gpio88", "gpio89", - "gpio90", "gpio91", "gpio92", "gpio93", "gpio94", "gpio95", "gpio96", - "gpio97", "gpio98", "gpio99", "gpio100", "gpio101", "gpio102", - "gpio103", "gpio104", "gpio105", "gpio106", "gpio107", + "gpio50", "gpio51", "gpio52", "gpio53", "gpio54", "gpio55", "gpio56", + "gpio57", "gpio58", "gpio59", "gpio60", "gpio61", "gpio62", "gpio63", + "gpio64", "gpio65", "gpio66", "gpio67", "gpio68", "gpio69", "gpio70", + "gpio71", "gpio72", "gpio73", "gpio74", "gpio75", "gpio76", "gpio77", + "gpio78", "gpio79", "gpio80", "gpio81", "gpio82", "gpio83", "gpio84", + "gpio85", "gpio86", "gpio87", "gpio88", "gpio89", "gpio90", "gpio91", + "gpio92", "gpio93", "gpio94", "gpio95", "gpio96", "gpio97", "gpio98", + "gpio99", "gpio100", "gpio101", "gpio102", "gpio103", "gpio104", + "gpio105", "gpio106", "gpio107", }; static const char * const qdss_stm_groups[] = { diff --git a/drivers/pinctrl/ralink/pinctrl-rt2880.c b/drivers/pinctrl/ralink/pinctrl-rt2880.c index 1f4bca854add..a9b511c7e850 100644 --- a/drivers/pinctrl/ralink/pinctrl-rt2880.c +++ b/drivers/pinctrl/ralink/pinctrl-rt2880.c @@ -127,7 +127,7 @@ static int rt2880_pmx_group_enable(struct pinctrl_dev *pctrldev, if (p->groups[group].enabled) { dev_err(p->dev, "%s is already enabled\n", p->groups[group].name); - return -EBUSY; + return 0; } p->groups[group].enabled = 1; diff --git a/drivers/platform/mellanox/mlxreg-hotplug.c b/drivers/platform/mellanox/mlxreg-hotplug.c index a9db2f32658f..b013445147dd 100644 --- a/drivers/platform/mellanox/mlxreg-hotplug.c +++ b/drivers/platform/mellanox/mlxreg-hotplug.c @@ -683,13 +683,13 @@ static int mlxreg_hotplug_probe(struct platform_device *pdev) err = devm_request_irq(&pdev->dev, priv->irq, mlxreg_hotplug_irq_handler, IRQF_TRIGGER_FALLING - | IRQF_SHARED | IRQF_NO_AUTOEN, - "mlxreg-hotplug", priv); + | IRQF_SHARED, "mlxreg-hotplug", priv); if (err) { dev_err(&pdev->dev, "Failed to request irq: %d\n", err); return err; } + disable_irq(priv->irq); spin_lock_init(&priv->lock); INIT_DELAYED_WORK(&priv->dwork_irq, mlxreg_hotplug_work_handler); dev_set_drvdata(&pdev->dev, priv); diff --git a/drivers/platform/surface/aggregator/controller.c b/drivers/platform/surface/aggregator/controller.c index 8a70df60142c..a06964aa96e7 100644 --- a/drivers/platform/surface/aggregator/controller.c +++ b/drivers/platform/surface/aggregator/controller.c @@ -1907,7 +1907,7 @@ static int ssam_ssh_event_disable(struct ssam_controller *ctrl, { int status; - status = __ssam_ssh_event_request(ctrl, reg, reg.cid_enable, id, flags); + status = __ssam_ssh_event_request(ctrl, reg, reg.cid_disable, id, flags); if (status < 0 && status != -EINVAL) { ssam_err(ctrl, diff --git a/drivers/platform/surface/aggregator/core.c b/drivers/platform/surface/aggregator/core.c index 8dc2c267bcd6..517f774a6e60 100644 --- a/drivers/platform/surface/aggregator/core.c +++ b/drivers/platform/surface/aggregator/core.c @@ -621,8 +621,8 @@ static const struct acpi_gpio_mapping ssam_acpi_gpios[] = { static int ssam_serial_hub_probe(struct serdev_device *serdev) { + struct acpi_device *ssh = ACPI_COMPANION(&serdev->dev); struct ssam_controller *ctrl; - acpi_handle *ssh = ACPI_HANDLE(&serdev->dev); acpi_status astatus; int status; @@ -652,7 +652,7 @@ static int ssam_serial_hub_probe(struct serdev_device *serdev) if (status) goto err_devopen; - astatus = ssam_serdev_setup_via_acpi(ssh, serdev); + astatus = ssam_serdev_setup_via_acpi(ssh->handle, serdev); if (ACPI_FAILURE(astatus)) { status = -ENXIO; goto err_devinit; @@ -706,7 +706,7 @@ static int ssam_serial_hub_probe(struct serdev_device *serdev) * For now let's thus default power/wakeup to false. */ device_set_wakeup_capable(&serdev->dev, true); - acpi_walk_dep_device_list(ssh); + acpi_dev_clear_dependencies(ssh); return 0; diff --git a/drivers/platform/surface/surface3_power.c b/drivers/platform/surface/surface3_power.c index cc4f9cba6856..dea82aa1abd4 100644 --- a/drivers/platform/surface/surface3_power.c +++ b/drivers/platform/surface/surface3_power.c @@ -446,12 +446,12 @@ mshw0011_space_handler(u32 function, acpi_physical_address command, static int mshw0011_install_space_handler(struct i2c_client *client) { - acpi_handle handle; + struct acpi_device *adev; struct mshw0011_handler_data *data; acpi_status status; - handle = ACPI_HANDLE(&client->dev); - if (!handle) + adev = ACPI_COMPANION(&client->dev); + if (!adev) return -ENODEV; data = kzalloc(sizeof(struct mshw0011_handler_data), @@ -460,25 +460,25 @@ static int mshw0011_install_space_handler(struct i2c_client *client) return -ENOMEM; data->client = client; - status = acpi_bus_attach_private_data(handle, (void *)data); + status = acpi_bus_attach_private_data(adev->handle, (void *)data); if (ACPI_FAILURE(status)) { kfree(data); return -ENOMEM; } - status = acpi_install_address_space_handler(handle, - ACPI_ADR_SPACE_GSBUS, - &mshw0011_space_handler, - NULL, - data); + status = acpi_install_address_space_handler(adev->handle, + ACPI_ADR_SPACE_GSBUS, + &mshw0011_space_handler, + NULL, + data); if (ACPI_FAILURE(status)) { dev_err(&client->dev, "Error installing i2c space handler\n"); - acpi_bus_detach_private_data(handle); + acpi_bus_detach_private_data(adev->handle); kfree(data); return -ENOMEM; } - acpi_walk_dep_device_list(handle); + acpi_dev_clear_dependencies(adev); return 0; } diff --git a/drivers/platform/surface/surface_acpi_notify.c b/drivers/platform/surface/surface_acpi_notify.c index ef9c1f8e8336..8339988d95c1 100644 --- a/drivers/platform/surface/surface_acpi_notify.c +++ b/drivers/platform/surface/surface_acpi_notify.c @@ -798,7 +798,7 @@ static int san_consumer_links_setup(struct platform_device *pdev) static int san_probe(struct platform_device *pdev) { - acpi_handle san = ACPI_HANDLE(&pdev->dev); + struct acpi_device *san = ACPI_COMPANION(&pdev->dev); struct ssam_controller *ctrl; struct san_data *data; acpi_status astatus; @@ -821,7 +821,8 @@ static int san_probe(struct platform_device *pdev) platform_set_drvdata(pdev, data); - astatus = acpi_install_address_space_handler(san, ACPI_ADR_SPACE_GSBUS, + astatus = acpi_install_address_space_handler(san->handle, + ACPI_ADR_SPACE_GSBUS, &san_opreg_handler, NULL, &data->info); if (ACPI_FAILURE(astatus)) @@ -835,7 +836,7 @@ static int san_probe(struct platform_device *pdev) if (status) goto err_install_dev; - acpi_walk_dep_device_list(san); + acpi_dev_clear_dependencies(san); return 0; err_install_dev: diff --git a/drivers/platform/surface/surface_aggregator_registry.c b/drivers/platform/surface/surface_aggregator_registry.c index 685d37a7add1..ef83461fa536 100644 --- a/drivers/platform/surface/surface_aggregator_registry.c +++ b/drivers/platform/surface/surface_aggregator_registry.c @@ -156,7 +156,7 @@ static const struct software_node *ssam_node_group_sl2[] = { NULL, }; -/* Devices for Surface Laptop 3. */ +/* Devices for Surface Laptop 3 and 4. */ static const struct software_node *ssam_node_group_sl3[] = { &ssam_node_root, &ssam_node_bat_ac, @@ -521,9 +521,12 @@ static const struct acpi_device_id ssam_platform_hub_match[] = { /* Surface Laptop 3 (13", Intel) */ { "MSHW0114", (unsigned long)ssam_node_group_sl3 }, - /* Surface Laptop 3 (15", AMD) */ + /* Surface Laptop 3 (15", AMD) and 4 (15", AMD) */ { "MSHW0110", (unsigned long)ssam_node_group_sl3 }, + /* Surface Laptop 4 (13", Intel) */ + { "MSHW0250", (unsigned long)ssam_node_group_sl3 }, + /* Surface Laptop Go 1 */ { "MSHW0118", (unsigned long)ssam_node_group_slg1 }, diff --git a/drivers/platform/surface/surface_dtx.c b/drivers/platform/surface/surface_dtx.c index 5d9b758a99bb..1203b9a82993 100644 --- a/drivers/platform/surface/surface_dtx.c +++ b/drivers/platform/surface/surface_dtx.c @@ -427,6 +427,7 @@ static int surface_dtx_open(struct inode *inode, struct file *file) */ if (test_bit(SDTX_DEVICE_SHUTDOWN_BIT, &ddev->flags)) { up_write(&ddev->client_lock); + mutex_destroy(&client->read_lock); sdtx_device_put(client->ddev); kfree(client); return -ENODEV; diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c index dd60c9397d35..edd71e744d27 100644 --- a/drivers/platform/x86/thinkpad_acpi.c +++ b/drivers/platform/x86/thinkpad_acpi.c @@ -8853,6 +8853,7 @@ static const struct tpacpi_quirk fan_quirk_table[] __initconst = { TPACPI_Q_LNV3('N', '2', 'O', TPACPI_FAN_2CTL), /* P1 / X1 Extreme (2nd gen) */ TPACPI_Q_LNV3('N', '2', 'V', TPACPI_FAN_2CTL), /* P1 / X1 Extreme (3nd gen) */ TPACPI_Q_LNV3('N', '3', '0', TPACPI_FAN_2CTL), /* P15 (1st gen) / P15v (1st gen) */ + TPACPI_Q_LNV3('N', '3', '2', TPACPI_FAN_2CTL), /* X1 Carbon (9th gen) */ }; static int __init fan_init(struct ibm_init_struct *iibm) diff --git a/drivers/regulator/Kconfig b/drivers/regulator/Kconfig index 9d84d9245490..3e7a38525cb3 100644 --- a/drivers/regulator/Kconfig +++ b/drivers/regulator/Kconfig @@ -1031,7 +1031,7 @@ config REGULATOR_RT5033 current source, LDO and Buck. config REGULATOR_RTMV20 - tristate "RTMV20 Laser Diode Regulator" + tristate "Richtek RTMV20 Laser Diode Regulator" depends on I2C select REGMAP_I2C help diff --git a/drivers/regulator/atc260x-regulator.c b/drivers/regulator/atc260x-regulator.c index d8b429955d33..05147d2c3842 100644 --- a/drivers/regulator/atc260x-regulator.c +++ b/drivers/regulator/atc260x-regulator.c @@ -28,16 +28,16 @@ static const struct linear_range atc2609a_dcdc_voltage_ranges[] = { static const struct linear_range atc2609a_ldo_voltage_ranges0[] = { REGULATOR_LINEAR_RANGE(700000, 0, 15, 100000), - REGULATOR_LINEAR_RANGE(2100000, 16, 28, 100000), + REGULATOR_LINEAR_RANGE(2100000, 0, 12, 100000), }; static const struct linear_range atc2609a_ldo_voltage_ranges1[] = { REGULATOR_LINEAR_RANGE(850000, 0, 15, 100000), - REGULATOR_LINEAR_RANGE(2100000, 16, 27, 100000), + REGULATOR_LINEAR_RANGE(2100000, 0, 11, 100000), }; static const unsigned int atc260x_ldo_voltage_range_sel[] = { - 0x0, 0x1, + 0x0, 0x20, }; static int atc260x_dcdc_set_voltage_time_sel(struct regulator_dev *rdev, @@ -411,7 +411,7 @@ enum atc2609a_reg_ids { .owner = THIS_MODULE, \ } -#define atc2609a_reg_desc_ldo_range_pick(num, n_range) { \ +#define atc2609a_reg_desc_ldo_range_pick(num, n_range, n_volt) { \ .name = "LDO"#num, \ .supply_name = "ldo"#num, \ .of_match = of_match_ptr("ldo"#num), \ @@ -421,6 +421,7 @@ enum atc2609a_reg_ids { .type = REGULATOR_VOLTAGE, \ .linear_ranges = atc2609a_ldo_voltage_ranges##n_range, \ .n_linear_ranges = ARRAY_SIZE(atc2609a_ldo_voltage_ranges##n_range), \ + .n_voltages = n_volt, \ .vsel_reg = ATC2609A_PMU_LDO##num##_CTL0, \ .vsel_mask = GENMASK(4, 1), \ .vsel_range_reg = ATC2609A_PMU_LDO##num##_CTL0, \ @@ -458,12 +459,12 @@ static const struct regulator_desc atc2609a_reg[] = { atc2609a_reg_desc_ldo_bypass(0), atc2609a_reg_desc_ldo_bypass(1), atc2609a_reg_desc_ldo_bypass(2), - atc2609a_reg_desc_ldo_range_pick(3, 0), - atc2609a_reg_desc_ldo_range_pick(4, 0), + atc2609a_reg_desc_ldo_range_pick(3, 0, 29), + atc2609a_reg_desc_ldo_range_pick(4, 0, 29), atc2609a_reg_desc_ldo(5), - atc2609a_reg_desc_ldo_range_pick(6, 1), - atc2609a_reg_desc_ldo_range_pick(7, 0), - atc2609a_reg_desc_ldo_range_pick(8, 0), + atc2609a_reg_desc_ldo_range_pick(6, 1, 28), + atc2609a_reg_desc_ldo_range_pick(7, 0, 29), + atc2609a_reg_desc_ldo_range_pick(8, 0, 29), atc2609a_reg_desc_ldo_fixed(9), }; diff --git a/drivers/regulator/bd718x7-regulator.c b/drivers/regulator/bd718x7-regulator.c index e61295b30503..b1eb46961993 100644 --- a/drivers/regulator/bd718x7-regulator.c +++ b/drivers/regulator/bd718x7-regulator.c @@ -334,7 +334,7 @@ BD718XX_OPS(bd71837_buck_regulator_ops, regulator_list_voltage_linear_range, NULL); BD718XX_OPS(bd71837_buck_regulator_nolinear_ops, regulator_list_voltage_table, - regulator_map_voltage_ascend, bd718xx_set_voltage_sel_restricted, + regulator_map_voltage_ascend, bd71837_set_voltage_sel_restricted, regulator_get_voltage_sel_regmap, regulator_set_voltage_time_sel, NULL); /* diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index f192bf19492e..e20e77e4c159 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -1425,6 +1425,12 @@ static int set_machine_constraints(struct regulator_dev *rdev) * and we have control then make sure it is enabled. */ if (rdev->constraints->always_on || rdev->constraints->boot_on) { + /* If we want to enable this regulator, make sure that we know + * the supplying regulator. + */ + if (rdev->supply_name && !rdev->supply) + return -EPROBE_DEFER; + if (rdev->supply) { ret = regulator_enable(rdev->supply); if (ret < 0) { diff --git a/drivers/regulator/cros-ec-regulator.c b/drivers/regulator/cros-ec-regulator.c index eb3fc1db4edc..c4754f3cf233 100644 --- a/drivers/regulator/cros-ec-regulator.c +++ b/drivers/regulator/cros-ec-regulator.c @@ -225,8 +225,9 @@ static int cros_ec_regulator_probe(struct platform_device *pdev) drvdata->dev = devm_regulator_register(dev, &drvdata->desc, &cfg); if (IS_ERR(drvdata->dev)) { + ret = PTR_ERR(drvdata->dev); dev_err(&pdev->dev, "Failed to register regulator: %d\n", ret); - return PTR_ERR(drvdata->dev); + return ret; } platform_set_drvdata(pdev, drvdata); diff --git a/drivers/regulator/da9121-regulator.c b/drivers/regulator/da9121-regulator.c index 08cbf688e14d..e66925090258 100644 --- a/drivers/regulator/da9121-regulator.c +++ b/drivers/regulator/da9121-regulator.c @@ -280,7 +280,7 @@ static unsigned int da9121_map_mode(unsigned int mode) case DA9121_BUCK_MODE_FORCE_PFM: return REGULATOR_MODE_STANDBY; default: - return -EINVAL; + return REGULATOR_MODE_INVALID; } } @@ -317,7 +317,7 @@ static unsigned int da9121_buck_get_mode(struct regulator_dev *rdev) { struct da9121 *chip = rdev_get_drvdata(rdev); int id = rdev_get_id(rdev); - unsigned int val; + unsigned int val, mode; int ret = 0; ret = regmap_read(chip->regmap, da9121_mode_field[id].reg, &val); @@ -326,7 +326,11 @@ static unsigned int da9121_buck_get_mode(struct regulator_dev *rdev) return -EINVAL; } - return da9121_map_mode(val & da9121_mode_field[id].msk); + mode = da9121_map_mode(val & da9121_mode_field[id].msk); + if (mode == REGULATOR_MODE_INVALID) + return -EINVAL; + + return mode; } static const struct regulator_ops da9121_buck_ops = { diff --git a/drivers/regulator/fan53555.c b/drivers/regulator/fan53555.c index f3918f03aaf3..26f06f685b1b 100644 --- a/drivers/regulator/fan53555.c +++ b/drivers/regulator/fan53555.c @@ -55,7 +55,6 @@ #define FAN53555_NVOLTAGES 64 /* Numbers of voltages */ #define FAN53526_NVOLTAGES 128 -#define TCS4525_NVOLTAGES 127 /* Numbers of voltages */ #define TCS_VSEL_NSEL_MASK 0x7f #define TCS_VSEL0_MODE (1 << 7) @@ -376,7 +375,7 @@ static int fan53555_voltages_setup_tcs(struct fan53555_device_info *di) /* Init voltage range and step */ di->vsel_min = 600000; di->vsel_step = 6250; - di->vsel_count = TCS4525_NVOLTAGES; + di->vsel_count = FAN53526_NVOLTAGES; return 0; } diff --git a/drivers/regulator/fan53880.c b/drivers/regulator/fan53880.c index e83eb4fb1876..1684faf82ed2 100644 --- a/drivers/regulator/fan53880.c +++ b/drivers/regulator/fan53880.c @@ -51,6 +51,7 @@ static const struct regulator_ops fan53880_ops = { REGULATOR_LINEAR_RANGE(800000, 0xf, 0x73, 25000), \ }, \ .n_linear_ranges = 2, \ + .n_voltages = 0x74, \ .vsel_reg = FAN53880_LDO ## _num ## VOUT, \ .vsel_mask = 0x7f, \ .enable_reg = FAN53880_ENABLE, \ @@ -76,6 +77,7 @@ static const struct regulator_desc fan53880_regulators[] = { REGULATOR_LINEAR_RANGE(600000, 0x1f, 0xf7, 12500), }, .n_linear_ranges = 2, + .n_voltages = 0xf8, .vsel_reg = FAN53880_BUCKVOUT, .vsel_mask = 0x7f, .enable_reg = FAN53880_ENABLE, @@ -95,6 +97,7 @@ static const struct regulator_desc fan53880_regulators[] = { REGULATOR_LINEAR_RANGE(3000000, 0x4, 0x70, 25000), }, .n_linear_ranges = 2, + .n_voltages = 0x71, .vsel_reg = FAN53880_BOOSTVOUT, .vsel_mask = 0x7f, .enable_reg = FAN53880_ENABLE_BOOST, diff --git a/drivers/regulator/fixed.c b/drivers/regulator/fixed.c index 02ad83153e19..34e255c235d4 100644 --- a/drivers/regulator/fixed.c +++ b/drivers/regulator/fixed.c @@ -88,10 +88,15 @@ static int reg_domain_disable(struct regulator_dev *rdev) { struct fixed_voltage_data *priv = rdev_get_drvdata(rdev); struct device *dev = rdev->dev.parent; + int ret; + + ret = dev_pm_genpd_set_performance_state(dev, 0); + if (ret) + return ret; priv->enable_counter--; - return dev_pm_genpd_set_performance_state(dev, 0); + return 0; } static int reg_is_enabled(struct regulator_dev *rdev) diff --git a/drivers/regulator/helpers.c b/drivers/regulator/helpers.c index 0e16e31c968f..ad2237a95572 100644 --- a/drivers/regulator/helpers.c +++ b/drivers/regulator/helpers.c @@ -948,7 +948,7 @@ int regulator_set_ramp_delay_regmap(struct regulator_dev *rdev, int ramp_delay) int ret; unsigned int sel; - if (!rdev->desc->n_ramp_values) + if (WARN_ON(!rdev->desc->n_ramp_values || !rdev->desc->ramp_delay_table)) return -EINVAL; ret = find_closest_bigger(ramp_delay, rdev->desc->ramp_delay_table, diff --git a/drivers/regulator/hi6421v600-regulator.c b/drivers/regulator/hi6421v600-regulator.c index f6a14e9c3cbf..d6340bb49296 100644 --- a/drivers/regulator/hi6421v600-regulator.c +++ b/drivers/regulator/hi6421v600-regulator.c @@ -3,7 +3,7 @@ // Device driver for regulators in Hisi IC // // Copyright (c) 2013 Linaro Ltd. -// Copyright (c) 2011 Hisilicon. +// Copyright (c) 2011 HiSilicon Ltd. // Copyright (c) 2020-2021 Huawei Technologies Co., Ltd // // Guodong Xu <guodong.xu@linaro.org> @@ -83,7 +83,7 @@ static const unsigned int ldo34_voltages[] = { .owner = THIS_MODULE, \ .volt_table = vtable, \ .n_voltages = ARRAY_SIZE(vtable), \ - .vsel_mask = (1 << (ARRAY_SIZE(vtable) - 1)) - 1, \ + .vsel_mask = ARRAY_SIZE(vtable) - 1, \ .vsel_reg = vreg, \ .enable_reg = ereg, \ .enable_mask = emask, \ diff --git a/drivers/regulator/hi655x-regulator.c b/drivers/regulator/hi655x-regulator.c index ac2ee2030211..68cdb173196d 100644 --- a/drivers/regulator/hi655x-regulator.c +++ b/drivers/regulator/hi655x-regulator.c @@ -2,7 +2,7 @@ // // Device driver for regulators in Hi655x IC // -// Copyright (c) 2016 Hisilicon. +// Copyright (c) 2016 HiSilicon Ltd. // // Authors: // Chen Feng <puck.chen@hisilicon.com> diff --git a/drivers/regulator/max77620-regulator.c b/drivers/regulator/max77620-regulator.c index 8d9731e4052b..3cf8f085170a 100644 --- a/drivers/regulator/max77620-regulator.c +++ b/drivers/regulator/max77620-regulator.c @@ -814,6 +814,13 @@ static int max77620_regulator_probe(struct platform_device *pdev) config.dev = dev; config.driver_data = pmic; + /* + * Set of_node_reuse flag to prevent driver core from attempting to + * claim any pinmux resources already claimed by the parent device. + * Otherwise PMIC driver will fail to re-probe. + */ + device_set_of_node_from_dev(&pdev->dev, pdev->dev.parent); + for (id = 0; id < MAX77620_NUM_REGS; id++) { struct regulator_dev *rdev; struct regulator_desc *rdesc; @@ -839,12 +846,10 @@ static int max77620_regulator_probe(struct platform_device *pdev) return ret; rdev = devm_regulator_register(dev, rdesc, &config); - if (IS_ERR(rdev)) { - ret = PTR_ERR(rdev); - dev_err(dev, "Regulator registration %s failed: %d\n", - rdesc->name, ret); - return ret; - } + if (IS_ERR(rdev)) + return dev_err_probe(dev, PTR_ERR(rdev), + "Regulator registration %s failed\n", + rdesc->name); } return 0; diff --git a/drivers/regulator/mt6315-regulator.c b/drivers/regulator/mt6315-regulator.c index 9edc34981ee0..6b8be52c3772 100644 --- a/drivers/regulator/mt6315-regulator.c +++ b/drivers/regulator/mt6315-regulator.c @@ -59,7 +59,7 @@ static const struct linear_range mt_volt_range1[] = { REGULATOR_LINEAR_RANGE(0, 0, 0xbf, 6250), }; -static unsigned int mt6315_map_mode(u32 mode) +static unsigned int mt6315_map_mode(unsigned int mode) { switch (mode) { case MT6315_BUCK_MODE_AUTO: diff --git a/drivers/regulator/rt4801-regulator.c b/drivers/regulator/rt4801-regulator.c index 2055a9cb13ba..7a87788d3f09 100644 --- a/drivers/regulator/rt4801-regulator.c +++ b/drivers/regulator/rt4801-regulator.c @@ -66,7 +66,7 @@ static int rt4801_enable(struct regulator_dev *rdev) struct gpio_descs *gpios = priv->enable_gpios; int id = rdev_get_id(rdev), ret; - if (gpios->ndescs <= id) { + if (!gpios || gpios->ndescs <= id) { dev_warn(&rdev->dev, "no dedicated gpio can control\n"); goto bypass_gpio; } @@ -88,7 +88,7 @@ static int rt4801_disable(struct regulator_dev *rdev) struct gpio_descs *gpios = priv->enable_gpios; int id = rdev_get_id(rdev); - if (gpios->ndescs <= id) { + if (!gpios || gpios->ndescs <= id) { dev_warn(&rdev->dev, "no dedicated gpio can control\n"); goto bypass_gpio; } diff --git a/drivers/regulator/rtmv20-regulator.c b/drivers/regulator/rtmv20-regulator.c index 852fb2596ffd..4bca64de0f67 100644 --- a/drivers/regulator/rtmv20-regulator.c +++ b/drivers/regulator/rtmv20-regulator.c @@ -27,6 +27,7 @@ #define RTMV20_REG_LDIRQ 0x30 #define RTMV20_REG_LDSTAT 0x40 #define RTMV20_REG_LDMASK 0x50 +#define RTMV20_MAX_REGS (RTMV20_REG_LDMASK + 1) #define RTMV20_VID_MASK GENMASK(7, 4) #define RICHTEK_VID 0x80 @@ -103,9 +104,47 @@ static int rtmv20_lsw_disable(struct regulator_dev *rdev) return 0; } +static int rtmv20_lsw_set_current_limit(struct regulator_dev *rdev, int min_uA, + int max_uA) +{ + int sel; + + if (min_uA > RTMV20_LSW_MAXUA || max_uA < RTMV20_LSW_MINUA) + return -EINVAL; + + if (max_uA > RTMV20_LSW_MAXUA) + max_uA = RTMV20_LSW_MAXUA; + + sel = (max_uA - RTMV20_LSW_MINUA) / RTMV20_LSW_STEPUA; + + /* Ensure the selected setting is still in range */ + if ((sel * RTMV20_LSW_STEPUA + RTMV20_LSW_MINUA) < min_uA) + return -EINVAL; + + sel <<= ffs(rdev->desc->csel_mask) - 1; + + return regmap_update_bits(rdev->regmap, rdev->desc->csel_reg, + rdev->desc->csel_mask, sel); +} + +static int rtmv20_lsw_get_current_limit(struct regulator_dev *rdev) +{ + unsigned int val; + int ret; + + ret = regmap_read(rdev->regmap, rdev->desc->csel_reg, &val); + if (ret) + return ret; + + val &= rdev->desc->csel_mask; + val >>= ffs(rdev->desc->csel_mask) - 1; + + return val * RTMV20_LSW_STEPUA + RTMV20_LSW_MINUA; +} + static const struct regulator_ops rtmv20_regulator_ops = { - .set_current_limit = regulator_set_current_limit_regmap, - .get_current_limit = regulator_get_current_limit_regmap, + .set_current_limit = rtmv20_lsw_set_current_limit, + .get_current_limit = rtmv20_lsw_get_current_limit, .enable = rtmv20_lsw_enable, .disable = rtmv20_lsw_disable, .is_enabled = regulator_is_enabled_regmap, @@ -275,6 +314,7 @@ static const struct regmap_config rtmv20_regmap_config = { .val_bits = 8, .cache_type = REGCACHE_RBTREE, .max_register = RTMV20_REG_LDMASK, + .num_reg_defaults_raw = RTMV20_MAX_REGS, .writeable_reg = rtmv20_is_accessible_reg, .readable_reg = rtmv20_is_accessible_reg, diff --git a/drivers/regulator/scmi-regulator.c b/drivers/regulator/scmi-regulator.c index bbadf72b94e8..1f02f60ad136 100644 --- a/drivers/regulator/scmi-regulator.c +++ b/drivers/regulator/scmi-regulator.c @@ -173,7 +173,7 @@ scmi_config_linear_regulator_mappings(struct scmi_regulator *sreg, sreg->desc.uV_step = vinfo->levels_uv[SCMI_VOLTAGE_SEGMENT_STEP]; sreg->desc.linear_min_sel = 0; - sreg->desc.n_voltages = delta_uV / sreg->desc.uV_step; + sreg->desc.n_voltages = (delta_uV / sreg->desc.uV_step) + 1; sreg->desc.ops = &scmi_reg_linear_ops; } diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c index 697c09ef259b..cd52664920e1 100644 --- a/drivers/scsi/hosts.c +++ b/drivers/scsi/hosts.c @@ -254,12 +254,11 @@ int scsi_add_host_with_dma(struct Scsi_Host *shost, struct device *dev, device_enable_async_suspend(&shost->shost_dev); + get_device(&shost->shost_gendev); error = device_add(&shost->shost_dev); if (error) goto out_del_gendev; - get_device(&shost->shost_gendev); - if (shost->transportt->host_size) { shost->shost_data = kzalloc(shost->transportt->host_size, GFP_KERNEL); @@ -278,33 +277,36 @@ int scsi_add_host_with_dma(struct Scsi_Host *shost, struct device *dev, if (!shost->work_q) { error = -EINVAL; - goto out_free_shost_data; + goto out_del_dev; } } error = scsi_sysfs_add_host(shost); if (error) - goto out_destroy_host; + goto out_del_dev; scsi_proc_host_add(shost); scsi_autopm_put_host(shost); return error; - out_destroy_host: - if (shost->work_q) - destroy_workqueue(shost->work_q); - out_free_shost_data: - kfree(shost->shost_data); + /* + * Any host allocation in this function will be freed in + * scsi_host_dev_release(). + */ out_del_dev: device_del(&shost->shost_dev); out_del_gendev: + /* + * Host state is SHOST_RUNNING so we have to explicitly release + * ->shost_dev. + */ + put_device(&shost->shost_dev); device_del(&shost->shost_gendev); out_disable_runtime_pm: device_disable_async_suspend(&shost->shost_gendev); pm_runtime_disable(&shost->shost_gendev); pm_runtime_set_suspended(&shost->shost_gendev); pm_runtime_put_noidle(&shost->shost_gendev); - scsi_mq_destroy_tags(shost); fail: return error; } @@ -345,7 +347,7 @@ static void scsi_host_dev_release(struct device *dev) ida_simple_remove(&host_index_ida, shost->host_no); - if (parent) + if (shost->shost_state != SHOST_CREATED) put_device(parent); kfree(shost); } @@ -388,8 +390,10 @@ struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *sht, int privsize) mutex_init(&shost->scan_mutex); index = ida_simple_get(&host_index_ida, 0, 0, GFP_KERNEL); - if (index < 0) - goto fail_kfree; + if (index < 0) { + kfree(shost); + return NULL; + } shost->host_no = index; shost->dma_channel = 0xff; @@ -481,7 +485,7 @@ struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *sht, int privsize) shost_printk(KERN_WARNING, shost, "error handler thread failed to spawn, error = %ld\n", PTR_ERR(shost->ehandler)); - goto fail_index_remove; + goto fail; } shost->tmf_work_q = alloc_workqueue("scsi_tmf_%d", @@ -490,17 +494,18 @@ struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *sht, int privsize) if (!shost->tmf_work_q) { shost_printk(KERN_WARNING, shost, "failed to create tmf workq\n"); - goto fail_kthread; + goto fail; } scsi_proc_hostdir_add(shost->hostt); return shost; + fail: + /* + * Host state is still SHOST_CREATED and that is enough to release + * ->shost_gendev. scsi_host_dev_release() will free + * dev_name(&shost->shost_dev). + */ + put_device(&shost->shost_gendev); - fail_kthread: - kthread_stop(shost->ehandler); - fail_index_remove: - ida_simple_remove(&host_index_ida, shost->host_no); - fail_kfree: - kfree(shost); return NULL; } EXPORT_SYMBOL(scsi_host_alloc); diff --git a/drivers/spi/spi-bcm2835.c b/drivers/spi/spi-bcm2835.c index 8965fe61c8b4..fe40626e45aa 100644 --- a/drivers/spi/spi-bcm2835.c +++ b/drivers/spi/spi-bcm2835.c @@ -68,7 +68,7 @@ #define BCM2835_SPI_FIFO_SIZE 64 #define BCM2835_SPI_FIFO_SIZE_3_4 48 #define BCM2835_SPI_DMA_MIN_LENGTH 96 -#define BCM2835_SPI_NUM_CS 4 /* raise as necessary */ +#define BCM2835_SPI_NUM_CS 24 /* raise as necessary */ #define BCM2835_SPI_MODE_BITS (SPI_CPOL | SPI_CPHA | SPI_CS_HIGH \ | SPI_NO_CS | SPI_3WIRE) @@ -1195,6 +1195,12 @@ static int bcm2835_spi_setup(struct spi_device *spi) struct gpio_chip *chip; u32 cs; + if (spi->chip_select >= BCM2835_SPI_NUM_CS) { + dev_err(&spi->dev, "only %d chip-selects supported\n", + BCM2835_SPI_NUM_CS - 1); + return -EINVAL; + } + /* * Precalculate SPI slave's CS register value for ->prepare_message(): * The driver always uses software-controlled GPIO chip select, hence @@ -1288,7 +1294,7 @@ static int bcm2835_spi_probe(struct platform_device *pdev) ctlr->use_gpio_descriptors = true; ctlr->mode_bits = BCM2835_SPI_MODE_BITS; ctlr->bits_per_word_mask = SPI_BPW_MASK(8); - ctlr->num_chipselect = BCM2835_SPI_NUM_CS; + ctlr->num_chipselect = 3; ctlr->setup = bcm2835_spi_setup; ctlr->transfer_one = bcm2835_spi_transfer_one; ctlr->handle_err = bcm2835_spi_handle_err; diff --git a/drivers/spi/spi-bitbang.c b/drivers/spi/spi-bitbang.c index 6a6af85aebfd..27d0087f8688 100644 --- a/drivers/spi/spi-bitbang.c +++ b/drivers/spi/spi-bitbang.c @@ -184,6 +184,8 @@ int spi_bitbang_setup(struct spi_device *spi) { struct spi_bitbang_cs *cs = spi->controller_state; struct spi_bitbang *bitbang; + bool initial_setup = false; + int retval; bitbang = spi_master_get_devdata(spi->master); @@ -192,22 +194,30 @@ int spi_bitbang_setup(struct spi_device *spi) if (!cs) return -ENOMEM; spi->controller_state = cs; + initial_setup = true; } /* per-word shift register access, in hardware or bitbanging */ cs->txrx_word = bitbang->txrx_word[spi->mode & (SPI_CPOL|SPI_CPHA)]; - if (!cs->txrx_word) - return -EINVAL; + if (!cs->txrx_word) { + retval = -EINVAL; + goto err_free; + } if (bitbang->setup_transfer) { - int retval = bitbang->setup_transfer(spi, NULL); + retval = bitbang->setup_transfer(spi, NULL); if (retval < 0) - return retval; + goto err_free; } dev_dbg(&spi->dev, "%s, %u nsec/bit\n", __func__, 2 * cs->nsecs); return 0; + +err_free: + if (initial_setup) + kfree(cs); + return retval; } EXPORT_SYMBOL_GPL(spi_bitbang_setup); diff --git a/drivers/spi/spi-fsl-spi.c b/drivers/spi/spi-fsl-spi.c index d0e5aa18b7ba..bdf94cc7be1a 100644 --- a/drivers/spi/spi-fsl-spi.c +++ b/drivers/spi/spi-fsl-spi.c @@ -440,6 +440,7 @@ static int fsl_spi_setup(struct spi_device *spi) { struct mpc8xxx_spi *mpc8xxx_spi; struct fsl_spi_reg __iomem *reg_base; + bool initial_setup = false; int retval; u32 hw_mode; struct spi_mpc8xxx_cs *cs = spi_get_ctldata(spi); @@ -452,6 +453,7 @@ static int fsl_spi_setup(struct spi_device *spi) if (!cs) return -ENOMEM; spi_set_ctldata(spi, cs); + initial_setup = true; } mpc8xxx_spi = spi_master_get_devdata(spi->master); @@ -475,6 +477,8 @@ static int fsl_spi_setup(struct spi_device *spi) retval = fsl_spi_setup_transfer(spi, NULL); if (retval < 0) { cs->hw_mode = hw_mode; /* Restore settings */ + if (initial_setup) + kfree(cs); return retval; } diff --git a/drivers/spi/spi-omap-uwire.c b/drivers/spi/spi-omap-uwire.c index 71402f71ddd8..df28c6664aba 100644 --- a/drivers/spi/spi-omap-uwire.c +++ b/drivers/spi/spi-omap-uwire.c @@ -424,15 +424,22 @@ done: static int uwire_setup(struct spi_device *spi) { struct uwire_state *ust = spi->controller_state; + bool initial_setup = false; + int status; if (ust == NULL) { ust = kzalloc(sizeof(*ust), GFP_KERNEL); if (ust == NULL) return -ENOMEM; spi->controller_state = ust; + initial_setup = true; } - return uwire_setup_transfer(spi, NULL); + status = uwire_setup_transfer(spi, NULL); + if (status && initial_setup) + kfree(ust); + + return status; } static void uwire_cleanup(struct spi_device *spi) diff --git a/drivers/spi/spi-omap2-mcspi.c b/drivers/spi/spi-omap2-mcspi.c index 999c22736416..ede7f05e5ced 100644 --- a/drivers/spi/spi-omap2-mcspi.c +++ b/drivers/spi/spi-omap2-mcspi.c @@ -1032,8 +1032,22 @@ static void omap2_mcspi_release_dma(struct spi_master *master) } } +static void omap2_mcspi_cleanup(struct spi_device *spi) +{ + struct omap2_mcspi_cs *cs; + + if (spi->controller_state) { + /* Unlink controller state from context save list */ + cs = spi->controller_state; + list_del(&cs->node); + + kfree(cs); + } +} + static int omap2_mcspi_setup(struct spi_device *spi) { + bool initial_setup = false; int ret; struct omap2_mcspi *mcspi = spi_master_get_devdata(spi->master); struct omap2_mcspi_regs *ctx = &mcspi->ctx; @@ -1051,35 +1065,28 @@ static int omap2_mcspi_setup(struct spi_device *spi) spi->controller_state = cs; /* Link this to context save list */ list_add_tail(&cs->node, &ctx->cs); + initial_setup = true; } ret = pm_runtime_get_sync(mcspi->dev); if (ret < 0) { pm_runtime_put_noidle(mcspi->dev); + if (initial_setup) + omap2_mcspi_cleanup(spi); return ret; } ret = omap2_mcspi_setup_transfer(spi, NULL); + if (ret && initial_setup) + omap2_mcspi_cleanup(spi); + pm_runtime_mark_last_busy(mcspi->dev); pm_runtime_put_autosuspend(mcspi->dev); return ret; } -static void omap2_mcspi_cleanup(struct spi_device *spi) -{ - struct omap2_mcspi_cs *cs; - - if (spi->controller_state) { - /* Unlink controller state from context save list */ - cs = spi->controller_state; - list_del(&cs->node); - - kfree(cs); - } -} - static irqreturn_t omap2_mcspi_irq_handler(int irq, void *data) { struct omap2_mcspi *mcspi = data; diff --git a/drivers/spi/spi-pxa2xx.c b/drivers/spi/spi-pxa2xx.c index 5e59ba075bc7..8ee0cc071777 100644 --- a/drivers/spi/spi-pxa2xx.c +++ b/drivers/spi/spi-pxa2xx.c @@ -1254,6 +1254,8 @@ static int setup_cs(struct spi_device *spi, struct chip_data *chip, chip->gpio_cs_inverted = spi->mode & SPI_CS_HIGH; err = gpiod_direction_output(gpiod, !chip->gpio_cs_inverted); + if (err) + gpiod_put(chip->gpiod_cs); } return err; @@ -1267,6 +1269,7 @@ static int setup(struct spi_device *spi) struct driver_data *drv_data = spi_controller_get_devdata(spi->controller); uint tx_thres, tx_hi_thres, rx_thres; + int err; switch (drv_data->ssp_type) { case QUARK_X1000_SSP: @@ -1413,7 +1416,11 @@ static int setup(struct spi_device *spi) if (drv_data->ssp_type == CE4100_SSP) return 0; - return setup_cs(spi, chip, chip_info); + err = setup_cs(spi, chip, chip_info); + if (err) + kfree(chip); + + return err; } static void cleanup(struct spi_device *spi) diff --git a/drivers/spi/spi-stm32-qspi.c b/drivers/spi/spi-stm32-qspi.c index 7e640ccc7e77..594f64136208 100644 --- a/drivers/spi/spi-stm32-qspi.c +++ b/drivers/spi/spi-stm32-qspi.c @@ -294,7 +294,7 @@ static int stm32_qspi_wait_cmd(struct stm32_qspi *qspi, int err = 0; if (!op->data.nbytes) - return stm32_qspi_wait_nobusy(qspi); + goto wait_nobusy; if (readl_relaxed(qspi->io_base + QSPI_SR) & SR_TCF) goto out; @@ -315,6 +315,9 @@ static int stm32_qspi_wait_cmd(struct stm32_qspi *qspi, out: /* clear flags */ writel_relaxed(FCR_CTCF | FCR_CTEF, qspi->io_base + QSPI_FCR); +wait_nobusy: + if (!err) + err = stm32_qspi_wait_nobusy(qspi); return err; } diff --git a/drivers/spi/spi-zynq-qspi.c b/drivers/spi/spi-zynq-qspi.c index 5a3d81c31d04..9262c6418463 100644 --- a/drivers/spi/spi-zynq-qspi.c +++ b/drivers/spi/spi-zynq-qspi.c @@ -678,14 +678,14 @@ static int zynq_qspi_probe(struct platform_device *pdev) xqspi->irq = platform_get_irq(pdev, 0); if (xqspi->irq <= 0) { ret = -ENXIO; - goto remove_master; + goto clk_dis_all; } ret = devm_request_irq(&pdev->dev, xqspi->irq, zynq_qspi_irq, 0, pdev->name, xqspi); if (ret != 0) { ret = -ENXIO; dev_err(&pdev->dev, "request_irq failed\n"); - goto remove_master; + goto clk_dis_all; } ret = of_property_read_u32(np, "num-cs", @@ -693,8 +693,9 @@ static int zynq_qspi_probe(struct platform_device *pdev) if (ret < 0) { ctlr->num_chipselect = 1; } else if (num_cs > ZYNQ_QSPI_MAX_NUM_CS) { + ret = -EINVAL; dev_err(&pdev->dev, "only 2 chip selects are available\n"); - goto remove_master; + goto clk_dis_all; } else { ctlr->num_chipselect = num_cs; } diff --git a/drivers/staging/ralink-gdma/ralink-gdma.c b/drivers/staging/ralink-gdma/ralink-gdma.c index 33e28ccf4d85..b5229bc6eae5 100644 --- a/drivers/staging/ralink-gdma/ralink-gdma.c +++ b/drivers/staging/ralink-gdma/ralink-gdma.c @@ -1,6 +1,5 @@ // SPDX-License-Identifier: GPL-2.0+ /* - * Copyright (C) 2013, Lars-Peter Clausen <lars@metafoo.de> * GDMA4740 DMAC support */ @@ -914,6 +913,5 @@ static struct platform_driver gdma_dma_driver = { }; module_platform_driver(gdma_dma_driver); -MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>"); MODULE_DESCRIPTION("Ralink/MTK DMA driver"); MODULE_LICENSE("GPL v2"); diff --git a/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c b/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c index a6d731e959a2..ffa1cf4f9a82 100644 --- a/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c +++ b/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c @@ -2091,7 +2091,7 @@ void rtw_cfg80211_indicate_sta_assoc(struct adapter *padapter, u8 *pmgmt_frame, struct net_device *ndev = padapter->pnetdev; { - struct station_info sinfo; + struct station_info sinfo = {}; u8 ie_offset; if (GetFrameSubType(pmgmt_frame) == WIFI_ASSOCREQ) ie_offset = _ASOCREQ_IE_OFFSET_; diff --git a/drivers/tty/serial/8250/8250_exar.c b/drivers/tty/serial/8250/8250_exar.c index 2f49c580139b..bd4e9f6ac29c 100644 --- a/drivers/tty/serial/8250/8250_exar.c +++ b/drivers/tty/serial/8250/8250_exar.c @@ -553,7 +553,11 @@ static void pci_xr17v35x_exit(struct pci_dev *pcidev) { struct exar8250 *priv = pci_get_drvdata(pcidev); struct uart_8250_port *port = serial8250_get_port(priv->line[0]); - struct platform_device *pdev = port->port.private_data; + struct platform_device *pdev; + + pdev = port->port.private_data; + if (!pdev) + return; device_remove_software_node(&pdev->dev); platform_device_unregister(pdev); diff --git a/drivers/usb/cdns3/cdns3-gadget.c b/drivers/usb/cdns3/cdns3-gadget.c index a8b7b50abf64..5281f8d3fb3d 100644 --- a/drivers/usb/cdns3/cdns3-gadget.c +++ b/drivers/usb/cdns3/cdns3-gadget.c @@ -2007,7 +2007,7 @@ static void cdns3_configure_dmult(struct cdns3_device *priv_dev, else mask = BIT(priv_ep->num); - if (priv_ep->type != USB_ENDPOINT_XFER_ISOC) { + if (priv_ep->type != USB_ENDPOINT_XFER_ISOC && !priv_ep->dir) { cdns3_set_register_bit(®s->tdl_from_trb, mask); cdns3_set_register_bit(®s->tdl_beh, mask); cdns3_set_register_bit(®s->tdl_beh2, mask); @@ -2046,15 +2046,13 @@ int cdns3_ep_config(struct cdns3_endpoint *priv_ep, bool enable) case USB_ENDPOINT_XFER_INT: ep_cfg = EP_CFG_EPTYPE(USB_ENDPOINT_XFER_INT); - if ((priv_dev->dev_ver == DEV_VER_V2 && !priv_ep->dir) || - priv_dev->dev_ver > DEV_VER_V2) + if (priv_dev->dev_ver >= DEV_VER_V2 && !priv_ep->dir) ep_cfg |= EP_CFG_TDL_CHK; break; case USB_ENDPOINT_XFER_BULK: ep_cfg = EP_CFG_EPTYPE(USB_ENDPOINT_XFER_BULK); - if ((priv_dev->dev_ver == DEV_VER_V2 && !priv_ep->dir) || - priv_dev->dev_ver > DEV_VER_V2) + if (priv_dev->dev_ver >= DEV_VER_V2 && !priv_ep->dir) ep_cfg |= EP_CFG_TDL_CHK; break; default: diff --git a/drivers/usb/cdns3/cdnsp-ring.c b/drivers/usb/cdns3/cdnsp-ring.c index 5f0513c96c04..68972746e363 100644 --- a/drivers/usb/cdns3/cdnsp-ring.c +++ b/drivers/usb/cdns3/cdnsp-ring.c @@ -1517,13 +1517,14 @@ irqreturn_t cdnsp_thread_irq_handler(int irq, void *data) { struct cdnsp_device *pdev = (struct cdnsp_device *)data; union cdnsp_trb *event_ring_deq; + unsigned long flags; int counter = 0; - spin_lock(&pdev->lock); + spin_lock_irqsave(&pdev->lock, flags); if (pdev->cdnsp_state & (CDNSP_STATE_HALTED | CDNSP_STATE_DYING)) { cdnsp_died(pdev); - spin_unlock(&pdev->lock); + spin_unlock_irqrestore(&pdev->lock, flags); return IRQ_HANDLED; } @@ -1539,7 +1540,7 @@ irqreturn_t cdnsp_thread_irq_handler(int irq, void *data) cdnsp_update_erst_dequeue(pdev, event_ring_deq, 1); - spin_unlock(&pdev->lock); + spin_unlock_irqrestore(&pdev->lock, flags); return IRQ_HANDLED; } diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index b6e53d8212cd..21129d357f29 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -1690,11 +1690,6 @@ static int dwc3_remove(struct platform_device *pdev) return 0; } -static void dwc3_shutdown(struct platform_device *pdev) -{ - dwc3_remove(pdev); -} - #ifdef CONFIG_PM static int dwc3_core_init_for_resume(struct dwc3 *dwc) { @@ -2012,7 +2007,6 @@ MODULE_DEVICE_TABLE(acpi, dwc3_acpi_match); static struct platform_driver dwc3_driver = { .probe = dwc3_probe, .remove = dwc3_remove, - .shutdown = dwc3_shutdown, .driver = { .name = "dwc3", .of_match_table = of_match_ptr(of_dwc3_match), diff --git a/drivers/usb/dwc3/debug.h b/drivers/usb/dwc3/debug.h index d0ac89c5b317..d223c54115f4 100644 --- a/drivers/usb/dwc3/debug.h +++ b/drivers/usb/dwc3/debug.h @@ -413,9 +413,12 @@ static inline const char *dwc3_gadget_generic_cmd_status_string(int status) #ifdef CONFIG_DEBUG_FS +extern void dwc3_debugfs_create_endpoint_dir(struct dwc3_ep *dep); extern void dwc3_debugfs_init(struct dwc3 *d); extern void dwc3_debugfs_exit(struct dwc3 *d); #else +static inline void dwc3_debugfs_create_endpoint_dir(struct dwc3_ep *dep) +{ } static inline void dwc3_debugfs_init(struct dwc3 *d) { } static inline void dwc3_debugfs_exit(struct dwc3 *d) diff --git a/drivers/usb/dwc3/debugfs.c b/drivers/usb/dwc3/debugfs.c index 7146ee2ac057..5dbbe53269d3 100644 --- a/drivers/usb/dwc3/debugfs.c +++ b/drivers/usb/dwc3/debugfs.c @@ -886,30 +886,14 @@ static void dwc3_debugfs_create_endpoint_files(struct dwc3_ep *dep, } } -static void dwc3_debugfs_create_endpoint_dir(struct dwc3_ep *dep, - struct dentry *parent) +void dwc3_debugfs_create_endpoint_dir(struct dwc3_ep *dep) { struct dentry *dir; - dir = debugfs_create_dir(dep->name, parent); + dir = debugfs_create_dir(dep->name, dep->dwc->root); dwc3_debugfs_create_endpoint_files(dep, dir); } -static void dwc3_debugfs_create_endpoint_dirs(struct dwc3 *dwc, - struct dentry *parent) -{ - int i; - - for (i = 0; i < dwc->num_eps; i++) { - struct dwc3_ep *dep = dwc->eps[i]; - - if (!dep) - continue; - - dwc3_debugfs_create_endpoint_dir(dep, parent); - } -} - void dwc3_debugfs_init(struct dwc3 *dwc) { struct dentry *root; @@ -940,7 +924,6 @@ void dwc3_debugfs_init(struct dwc3 *dwc) &dwc3_testmode_fops); debugfs_create_file("link_state", 0644, root, dwc, &dwc3_link_state_fops); - dwc3_debugfs_create_endpoint_dirs(dwc, root); } } diff --git a/drivers/usb/dwc3/dwc3-meson-g12a.c b/drivers/usb/dwc3/dwc3-meson-g12a.c index bdf1f98dfad8..ffe301d6ea35 100644 --- a/drivers/usb/dwc3/dwc3-meson-g12a.c +++ b/drivers/usb/dwc3/dwc3-meson-g12a.c @@ -651,7 +651,7 @@ static int dwc3_meson_g12a_setup_regmaps(struct dwc3_meson_g12a *priv, return PTR_ERR(priv->usb_glue_regmap); /* Create a regmap for each USB2 PHY control register set */ - for (i = 0; i < priv->usb2_ports; i++) { + for (i = 0; i < priv->drvdata->num_phys; i++) { struct regmap_config u2p_regmap_config = { .reg_bits = 8, .val_bits = 32, @@ -659,6 +659,9 @@ static int dwc3_meson_g12a_setup_regmaps(struct dwc3_meson_g12a *priv, .max_register = U2P_R1, }; + if (!strstr(priv->drvdata->phy_names[i], "usb2")) + continue; + u2p_regmap_config.name = devm_kasprintf(priv->dev, GFP_KERNEL, "u2p-%d", i); if (!u2p_regmap_config.name) @@ -772,13 +775,13 @@ static int dwc3_meson_g12a_probe(struct platform_device *pdev) ret = priv->drvdata->usb_init(priv); if (ret) - goto err_disable_clks; + goto err_disable_regulator; /* Init PHYs */ for (i = 0 ; i < PHY_COUNT ; ++i) { ret = phy_init(priv->phys[i]); if (ret) - goto err_disable_clks; + goto err_disable_regulator; } /* Set PHY Power */ @@ -816,6 +819,10 @@ err_phys_exit: for (i = 0 ; i < PHY_COUNT ; ++i) phy_exit(priv->phys[i]); +err_disable_regulator: + if (priv->vbus) + regulator_disable(priv->vbus); + err_disable_clks: clk_bulk_disable_unprepare(priv->drvdata->num_clks, priv->drvdata->clks); diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c index 8b668ef46f7f..3cd294264372 100644 --- a/drivers/usb/dwc3/ep0.c +++ b/drivers/usb/dwc3/ep0.c @@ -292,6 +292,9 @@ static struct dwc3_ep *dwc3_wIndex_to_dep(struct dwc3 *dwc, __le16 wIndex_le) epnum |= 1; dep = dwc->eps[epnum]; + if (dep == NULL) + return NULL; + if (dep->flags & DWC3_EP_ENABLED) return dep; diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 612825a39f82..f14c2aa83759 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -2261,13 +2261,10 @@ static int dwc3_gadget_pullup(struct usb_gadget *g, int is_on) } /* - * Synchronize any pending event handling before executing the controller - * halt routine. + * Synchronize and disable any further event handling while controller + * is being enabled/disabled. */ - if (!is_on) { - dwc3_gadget_disable_irq(dwc); - synchronize_irq(dwc->irq_gadget); - } + disable_irq(dwc->irq_gadget); spin_lock_irqsave(&dwc->lock, flags); @@ -2305,6 +2302,8 @@ static int dwc3_gadget_pullup(struct usb_gadget *g, int is_on) ret = dwc3_gadget_run_stop(dwc, is_on, false); spin_unlock_irqrestore(&dwc->lock, flags); + enable_irq(dwc->irq_gadget); + pm_runtime_put(dwc->dev); return ret; @@ -2754,6 +2753,8 @@ static int dwc3_gadget_init_endpoint(struct dwc3 *dwc, u8 epnum) INIT_LIST_HEAD(&dep->started_list); INIT_LIST_HEAD(&dep->cancelled_list); + dwc3_debugfs_create_endpoint_dir(dep); + return 0; } @@ -2797,6 +2798,7 @@ static void dwc3_gadget_free_endpoints(struct dwc3 *dwc) list_del(&dep->endpoint.ep_list); } + debugfs_remove_recursive(debugfs_lookup(dep->name, dwc->root)); kfree(dep); } } @@ -4046,6 +4048,7 @@ err5: dwc3_gadget_free_endpoints(dwc); err4: usb_put_gadget(dwc->gadget); + dwc->gadget = NULL; err3: dma_free_coherent(dwc->sysdev, DWC3_BOUNCE_SIZE, dwc->bounce, dwc->bounce_addr); @@ -4065,6 +4068,9 @@ err0: void dwc3_gadget_exit(struct dwc3 *dwc) { + if (!dwc->gadget) + return; + usb_del_gadget(dwc->gadget); dwc3_gadget_free_endpoints(dwc); usb_put_gadget(dwc->gadget); diff --git a/drivers/usb/gadget/config.c b/drivers/usb/gadget/config.c index 8bb25773b61e..05507606b2b4 100644 --- a/drivers/usb/gadget/config.c +++ b/drivers/usb/gadget/config.c @@ -164,6 +164,14 @@ int usb_assign_descriptors(struct usb_function *f, { struct usb_gadget *g = f->config->cdev->gadget; + /* super-speed-plus descriptor falls back to super-speed one, + * if such a descriptor was provided, thus avoiding a NULL + * pointer dereference if a 5gbps capable gadget is used with + * a 10gbps capable config (device port + cable + host port) + */ + if (!ssp) + ssp = ss; + if (fs) { f->fs_descriptors = usb_copy_descriptors(fs); if (!f->fs_descriptors) diff --git a/drivers/usb/gadget/function/f_ecm.c b/drivers/usb/gadget/function/f_ecm.c index 7f5cf488b2b1..ffe2486fce71 100644 --- a/drivers/usb/gadget/function/f_ecm.c +++ b/drivers/usb/gadget/function/f_ecm.c @@ -791,7 +791,7 @@ ecm_bind(struct usb_configuration *c, struct usb_function *f) fs_ecm_notify_desc.bEndpointAddress; status = usb_assign_descriptors(f, ecm_fs_function, ecm_hs_function, - ecm_ss_function, NULL); + ecm_ss_function, ecm_ss_function); if (status) goto fail; diff --git a/drivers/usb/gadget/function/f_eem.c b/drivers/usb/gadget/function/f_eem.c index cfcc4e81fb77..2cd9942707b4 100644 --- a/drivers/usb/gadget/function/f_eem.c +++ b/drivers/usb/gadget/function/f_eem.c @@ -302,7 +302,7 @@ static int eem_bind(struct usb_configuration *c, struct usb_function *f) eem_ss_out_desc.bEndpointAddress = eem_fs_out_desc.bEndpointAddress; status = usb_assign_descriptors(f, eem_fs_function, eem_hs_function, - eem_ss_function, NULL); + eem_ss_function, eem_ss_function); if (status) goto fail; @@ -495,7 +495,7 @@ static int eem_unwrap(struct gether *port, skb2 = skb_clone(skb, GFP_ATOMIC); if (unlikely(!skb2)) { DBG(cdev, "unable to unframe EEM packet\n"); - continue; + goto next; } skb_trim(skb2, len - ETH_FCS_LEN); @@ -505,7 +505,7 @@ static int eem_unwrap(struct gether *port, GFP_ATOMIC); if (unlikely(!skb3)) { dev_kfree_skb_any(skb2); - continue; + goto next; } dev_kfree_skb_any(skb2); skb_queue_tail(list, skb3); diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c index bf109191659a..d4844afeaffc 100644 --- a/drivers/usb/gadget/function/f_fs.c +++ b/drivers/usb/gadget/function/f_fs.c @@ -3567,6 +3567,9 @@ static void ffs_func_unbind(struct usb_configuration *c, ffs->func = NULL; } + /* Drain any pending AIO completions */ + drain_workqueue(ffs->io_completion_wq); + if (!--opts->refcnt) functionfs_unbind(ffs); diff --git a/drivers/usb/gadget/function/f_hid.c b/drivers/usb/gadget/function/f_hid.c index 1125f4715830..e55699308117 100644 --- a/drivers/usb/gadget/function/f_hid.c +++ b/drivers/usb/gadget/function/f_hid.c @@ -802,7 +802,8 @@ static int hidg_bind(struct usb_configuration *c, struct usb_function *f) hidg_fs_out_ep_desc.bEndpointAddress; status = usb_assign_descriptors(f, hidg_fs_descriptors, - hidg_hs_descriptors, hidg_ss_descriptors, NULL); + hidg_hs_descriptors, hidg_ss_descriptors, + hidg_ss_descriptors); if (status) goto fail; diff --git a/drivers/usb/gadget/function/f_loopback.c b/drivers/usb/gadget/function/f_loopback.c index b56ad7c3838b..ae41f556eb75 100644 --- a/drivers/usb/gadget/function/f_loopback.c +++ b/drivers/usb/gadget/function/f_loopback.c @@ -207,7 +207,7 @@ autoconf_fail: ss_loop_sink_desc.bEndpointAddress = fs_loop_sink_desc.bEndpointAddress; ret = usb_assign_descriptors(f, fs_loopback_descs, hs_loopback_descs, - ss_loopback_descs, NULL); + ss_loopback_descs, ss_loopback_descs); if (ret) return ret; diff --git a/drivers/usb/gadget/function/f_ncm.c b/drivers/usb/gadget/function/f_ncm.c index 019bea8e09cc..855127249f24 100644 --- a/drivers/usb/gadget/function/f_ncm.c +++ b/drivers/usb/gadget/function/f_ncm.c @@ -583,7 +583,7 @@ static void ncm_do_notify(struct f_ncm *ncm) data[0] = cpu_to_le32(ncm_bitrate(cdev->gadget)); data[1] = data[0]; - DBG(cdev, "notify speed %d\n", ncm_bitrate(cdev->gadget)); + DBG(cdev, "notify speed %u\n", ncm_bitrate(cdev->gadget)); ncm->notify_state = NCM_NOTIFY_CONNECT; break; } @@ -1101,11 +1101,11 @@ static struct sk_buff *ncm_wrap_ntb(struct gether *port, ncm->ndp_dgram_count = 1; /* Note: we skip opts->next_ndp_index */ - } - /* Delay the timer. */ - hrtimer_start(&ncm->task_timer, TX_TIMEOUT_NSECS, - HRTIMER_MODE_REL_SOFT); + /* Start the timer. */ + hrtimer_start(&ncm->task_timer, TX_TIMEOUT_NSECS, + HRTIMER_MODE_REL_SOFT); + } /* Add the datagram position entries */ ntb_ndp = skb_put_zero(ncm->skb_tx_ndp, dgram_idx_len); diff --git a/drivers/usb/gadget/function/f_printer.c b/drivers/usb/gadget/function/f_printer.c index f47fdc1fa7f1..59d382fe1bbf 100644 --- a/drivers/usb/gadget/function/f_printer.c +++ b/drivers/usb/gadget/function/f_printer.c @@ -1101,7 +1101,8 @@ autoconf_fail: ss_ep_out_desc.bEndpointAddress = fs_ep_out_desc.bEndpointAddress; ret = usb_assign_descriptors(f, fs_printer_function, - hs_printer_function, ss_printer_function, NULL); + hs_printer_function, ss_printer_function, + ss_printer_function); if (ret) return ret; diff --git a/drivers/usb/gadget/function/f_rndis.c b/drivers/usb/gadget/function/f_rndis.c index 0739b05a0ef7..ee95e8f5f9d4 100644 --- a/drivers/usb/gadget/function/f_rndis.c +++ b/drivers/usb/gadget/function/f_rndis.c @@ -789,7 +789,7 @@ rndis_bind(struct usb_configuration *c, struct usb_function *f) ss_notify_desc.bEndpointAddress = fs_notify_desc.bEndpointAddress; status = usb_assign_descriptors(f, eth_fs_function, eth_hs_function, - eth_ss_function, NULL); + eth_ss_function, eth_ss_function); if (status) goto fail; diff --git a/drivers/usb/gadget/function/f_serial.c b/drivers/usb/gadget/function/f_serial.c index e62713846350..1ed8ff0ac2d3 100644 --- a/drivers/usb/gadget/function/f_serial.c +++ b/drivers/usb/gadget/function/f_serial.c @@ -233,7 +233,7 @@ static int gser_bind(struct usb_configuration *c, struct usb_function *f) gser_ss_out_desc.bEndpointAddress = gser_fs_out_desc.bEndpointAddress; status = usb_assign_descriptors(f, gser_fs_function, gser_hs_function, - gser_ss_function, NULL); + gser_ss_function, gser_ss_function); if (status) goto fail; dev_dbg(&cdev->gadget->dev, "generic ttyGS%d: %s speed IN/%s OUT/%s\n", diff --git a/drivers/usb/gadget/function/f_sourcesink.c b/drivers/usb/gadget/function/f_sourcesink.c index 5a201ba7b155..1abf08e5164a 100644 --- a/drivers/usb/gadget/function/f_sourcesink.c +++ b/drivers/usb/gadget/function/f_sourcesink.c @@ -431,7 +431,8 @@ no_iso: ss_iso_sink_desc.bEndpointAddress = fs_iso_sink_desc.bEndpointAddress; ret = usb_assign_descriptors(f, fs_source_sink_descs, - hs_source_sink_descs, ss_source_sink_descs, NULL); + hs_source_sink_descs, ss_source_sink_descs, + ss_source_sink_descs); if (ret) return ret; diff --git a/drivers/usb/gadget/function/f_subset.c b/drivers/usb/gadget/function/f_subset.c index 4d945254905d..51c1cae162d9 100644 --- a/drivers/usb/gadget/function/f_subset.c +++ b/drivers/usb/gadget/function/f_subset.c @@ -358,7 +358,7 @@ geth_bind(struct usb_configuration *c, struct usb_function *f) fs_subset_out_desc.bEndpointAddress; status = usb_assign_descriptors(f, fs_eth_function, hs_eth_function, - ss_eth_function, NULL); + ss_eth_function, ss_eth_function); if (status) goto fail; diff --git a/drivers/usb/gadget/function/f_tcm.c b/drivers/usb/gadget/function/f_tcm.c index 7acb507946e6..de161ee0b1f9 100644 --- a/drivers/usb/gadget/function/f_tcm.c +++ b/drivers/usb/gadget/function/f_tcm.c @@ -2057,7 +2057,8 @@ static int tcm_bind(struct usb_configuration *c, struct usb_function *f) uasp_fs_cmd_desc.bEndpointAddress = uasp_ss_cmd_desc.bEndpointAddress; ret = usb_assign_descriptors(f, uasp_fs_function_desc, - uasp_hs_function_desc, uasp_ss_function_desc, NULL); + uasp_hs_function_desc, uasp_ss_function_desc, + uasp_ss_function_desc); if (ret) goto ep_fail; diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index 7bc18cf8042c..18c2bbddf080 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -59,6 +59,7 @@ #define PCI_DEVICE_ID_INTEL_MAPLE_RIDGE_XHCI 0x1138 #define PCI_DEVICE_ID_INTEL_ALDER_LAKE_XHCI 0x461e +#define PCI_DEVICE_ID_AMD_RENOIR_XHCI 0x1639 #define PCI_DEVICE_ID_AMD_PROMONTORYA_4 0x43b9 #define PCI_DEVICE_ID_AMD_PROMONTORYA_3 0x43ba #define PCI_DEVICE_ID_AMD_PROMONTORYA_2 0x43bb @@ -182,6 +183,10 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) (pdev->device == PCI_DEVICE_ID_AMD_PROMONTORYA_1))) xhci->quirks |= XHCI_U2_DISABLE_WAKE; + if (pdev->vendor == PCI_VENDOR_ID_AMD && + pdev->device == PCI_DEVICE_ID_AMD_RENOIR_XHCI) + xhci->quirks |= XHCI_BROKEN_D3COLD; + if (pdev->vendor == PCI_VENDOR_ID_INTEL) { xhci->quirks |= XHCI_LPM_SUPPORT; xhci->quirks |= XHCI_INTEL_HOST; @@ -539,7 +544,7 @@ static int xhci_pci_suspend(struct usb_hcd *hcd, bool do_wakeup) * Systems with the TI redriver that loses port status change events * need to have the registers polled during D3, so avoid D3cold. */ - if (xhci->quirks & XHCI_COMP_MODE_QUIRK) + if (xhci->quirks & (XHCI_COMP_MODE_QUIRK | XHCI_BROKEN_D3COLD)) pci_d3cold_disable(pdev); if (xhci->quirks & XHCI_PME_STUCK_QUIRK) diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index 2595a8f057c4..e417f5ce13d1 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -1892,6 +1892,7 @@ struct xhci_hcd { #define XHCI_DISABLE_SPARSE BIT_ULL(38) #define XHCI_SG_TRB_CACHE_SIZE_QUIRK BIT_ULL(39) #define XHCI_NO_SOFT_RETRY BIT_ULL(40) +#define XHCI_BROKEN_D3COLD BIT_ULL(41) unsigned int num_active_eps; unsigned int limit_active_eps; diff --git a/drivers/usb/misc/brcmstb-usb-pinmap.c b/drivers/usb/misc/brcmstb-usb-pinmap.c index b3cfe8666ea7..336653091e3b 100644 --- a/drivers/usb/misc/brcmstb-usb-pinmap.c +++ b/drivers/usb/misc/brcmstb-usb-pinmap.c @@ -263,6 +263,8 @@ static int __init brcmstb_usb_pinmap_probe(struct platform_device *pdev) return -EINVAL; r = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!r) + return -EINVAL; pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata) + diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c index 8f09a387b773..4c8f0112481f 100644 --- a/drivers/usb/musb/musb_core.c +++ b/drivers/usb/musb/musb_core.c @@ -2009,9 +2009,8 @@ static void musb_pm_runtime_check_session(struct musb *musb) schedule_delayed_work(&musb->irq_work, msecs_to_jiffies(1000)); musb->quirk_retries--; - break; } - fallthrough; + break; case MUSB_QUIRK_B_INVALID_VBUS_91: if (musb->quirk_retries && !musb->flush_irq_work) { musb_dbg(musb, diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index ee595d1bea0a..fcb812bc832c 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -252,9 +252,11 @@ struct cp210x_serial_private { u8 gpio_input; #endif u8 partnum; + u32 fw_version; speed_t min_speed; speed_t max_speed; bool use_actual_rate; + bool no_flow_control; }; enum cp210x_event_state { @@ -398,6 +400,7 @@ struct cp210x_special_chars { /* CP210X_VENDOR_SPECIFIC values */ #define CP210X_READ_2NCONFIG 0x000E +#define CP210X_GET_FW_VER_2N 0x0010 #define CP210X_READ_LATCH 0x00C2 #define CP210X_GET_PARTNUM 0x370B #define CP210X_GET_PORTCONFIG 0x370C @@ -537,6 +540,12 @@ struct cp210x_single_port_config { #define CP210X_2NCONFIG_GPIO_RSTLATCH_IDX 587 #define CP210X_2NCONFIG_GPIO_CONTROL_IDX 600 +/* CP2102N QFN20 port configuration values */ +#define CP2102N_QFN20_GPIO2_TXLED_MODE BIT(2) +#define CP2102N_QFN20_GPIO3_RXLED_MODE BIT(3) +#define CP2102N_QFN20_GPIO1_RS485_MODE BIT(4) +#define CP2102N_QFN20_GPIO0_CLK_MODE BIT(6) + /* CP210X_VENDOR_SPECIFIC, CP210X_WRITE_LATCH call writes these 0x2 bytes. */ struct cp210x_gpio_write { u8 mask; @@ -1122,6 +1131,7 @@ static bool cp210x_termios_change(const struct ktermios *a, const struct ktermio static void cp210x_set_flow_control(struct tty_struct *tty, struct usb_serial_port *port, struct ktermios *old_termios) { + struct cp210x_serial_private *priv = usb_get_serial_data(port->serial); struct cp210x_port_private *port_priv = usb_get_serial_port_data(port); struct cp210x_special_chars chars; struct cp210x_flow_ctl flow_ctl; @@ -1129,6 +1139,15 @@ static void cp210x_set_flow_control(struct tty_struct *tty, u32 ctl_hs; int ret; + /* + * Some CP2102N interpret ulXonLimit as ulFlowReplace (erratum + * CP2102N_E104). Report back that flow control is not supported. + */ + if (priv->no_flow_control) { + tty->termios.c_cflag &= ~CRTSCTS; + tty->termios.c_iflag &= ~(IXON | IXOFF); + } + if (old_termios && C_CRTSCTS(tty) == (old_termios->c_cflag & CRTSCTS) && I_IXON(tty) == (old_termios->c_iflag & IXON) && @@ -1185,19 +1204,20 @@ static void cp210x_set_flow_control(struct tty_struct *tty, port_priv->crtscts = false; } - if (I_IXOFF(tty)) + if (I_IXOFF(tty)) { flow_repl |= CP210X_SERIAL_AUTO_RECEIVE; - else + + flow_ctl.ulXonLimit = cpu_to_le32(128); + flow_ctl.ulXoffLimit = cpu_to_le32(128); + } else { flow_repl &= ~CP210X_SERIAL_AUTO_RECEIVE; + } if (I_IXON(tty)) flow_repl |= CP210X_SERIAL_AUTO_TRANSMIT; else flow_repl &= ~CP210X_SERIAL_AUTO_TRANSMIT; - flow_ctl.ulXonLimit = cpu_to_le32(128); - flow_ctl.ulXoffLimit = cpu_to_le32(128); - dev_dbg(&port->dev, "%s - ctrl = 0x%02x, flow = 0x%02x\n", __func__, ctl_hs, flow_repl); @@ -1733,7 +1753,19 @@ static int cp2102n_gpioconf_init(struct usb_serial *serial) priv->gpio_pushpull = (gpio_pushpull >> 3) & 0x0f; /* 0 indicates GPIO mode, 1 is alternate function */ - priv->gpio_altfunc = (gpio_ctrl >> 2) & 0x0f; + if (priv->partnum == CP210X_PARTNUM_CP2102N_QFN20) { + /* QFN20 is special... */ + if (gpio_ctrl & CP2102N_QFN20_GPIO0_CLK_MODE) /* GPIO 0 */ + priv->gpio_altfunc |= BIT(0); + if (gpio_ctrl & CP2102N_QFN20_GPIO1_RS485_MODE) /* GPIO 1 */ + priv->gpio_altfunc |= BIT(1); + if (gpio_ctrl & CP2102N_QFN20_GPIO2_TXLED_MODE) /* GPIO 2 */ + priv->gpio_altfunc |= BIT(2); + if (gpio_ctrl & CP2102N_QFN20_GPIO3_RXLED_MODE) /* GPIO 3 */ + priv->gpio_altfunc |= BIT(3); + } else { + priv->gpio_altfunc = (gpio_ctrl >> 2) & 0x0f; + } if (priv->partnum == CP210X_PARTNUM_CP2102N_QFN28) { /* @@ -1908,6 +1940,45 @@ static void cp210x_init_max_speed(struct usb_serial *serial) priv->use_actual_rate = use_actual_rate; } +static int cp210x_get_fw_version(struct usb_serial *serial, u16 value) +{ + struct cp210x_serial_private *priv = usb_get_serial_data(serial); + u8 ver[3]; + int ret; + + ret = cp210x_read_vendor_block(serial, REQTYPE_DEVICE_TO_HOST, value, + ver, sizeof(ver)); + if (ret) + return ret; + + dev_dbg(&serial->interface->dev, "%s - %d.%d.%d\n", __func__, + ver[0], ver[1], ver[2]); + + priv->fw_version = ver[0] << 16 | ver[1] << 8 | ver[2]; + + return 0; +} + +static void cp210x_determine_quirks(struct usb_serial *serial) +{ + struct cp210x_serial_private *priv = usb_get_serial_data(serial); + int ret; + + switch (priv->partnum) { + case CP210X_PARTNUM_CP2102N_QFN28: + case CP210X_PARTNUM_CP2102N_QFN24: + case CP210X_PARTNUM_CP2102N_QFN20: + ret = cp210x_get_fw_version(serial, CP210X_GET_FW_VER_2N); + if (ret) + break; + if (priv->fw_version <= 0x10004) + priv->no_flow_control = true; + break; + default: + break; + } +} + static int cp210x_attach(struct usb_serial *serial) { int result; @@ -1928,6 +1999,7 @@ static int cp210x_attach(struct usb_serial *serial) usb_set_serial_data(serial, priv); + cp210x_determine_quirks(serial); cp210x_init_max_speed(serial); result = cp210x_gpio_init(serial); diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 369ef140df78..4a1f3a95d017 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -611,6 +611,7 @@ static const struct usb_device_id id_table_combined[] = { .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, { USB_DEVICE(FTDI_VID, FTDI_NT_ORIONLX_PLUS_PID) }, { USB_DEVICE(FTDI_VID, FTDI_NT_ORION_IO_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_NT_ORIONMX_PID) }, { USB_DEVICE(FTDI_VID, FTDI_SYNAPSE_SS200_PID) }, { USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX_PID) }, { USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX2_PID) }, diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h index d854e04a4286..add602bebd82 100644 --- a/drivers/usb/serial/ftdi_sio_ids.h +++ b/drivers/usb/serial/ftdi_sio_ids.h @@ -581,6 +581,7 @@ #define FTDI_NT_ORIONLXM_PID 0x7c90 /* OrionLXm Substation Automation Platform */ #define FTDI_NT_ORIONLX_PLUS_PID 0x7c91 /* OrionLX+ Substation Automation Platform */ #define FTDI_NT_ORION_IO_PID 0x7c92 /* Orion I/O */ +#define FTDI_NT_ORIONMX_PID 0x7c93 /* OrionMX */ /* * Synapse Wireless product ids (FTDI_VID) diff --git a/drivers/usb/serial/omninet.c b/drivers/usb/serial/omninet.c index 83c62f920c50..41f1b872d277 100644 --- a/drivers/usb/serial/omninet.c +++ b/drivers/usb/serial/omninet.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 /* - * USB ZyXEL omni.net LCD PLUS driver + * USB ZyXEL omni.net driver * * Copyright (C) 2013,2017 Johan Hovold <johan@kernel.org> * @@ -22,10 +22,11 @@ #include <linux/usb/serial.h> #define DRIVER_AUTHOR "Alessandro Zummo" -#define DRIVER_DESC "USB ZyXEL omni.net LCD PLUS Driver" +#define DRIVER_DESC "USB ZyXEL omni.net Driver" #define ZYXEL_VENDOR_ID 0x0586 #define ZYXEL_OMNINET_ID 0x1000 +#define ZYXEL_OMNI_56K_PLUS_ID 0x1500 /* This one seems to be a re-branded ZyXEL device */ #define BT_IGNITIONPRO_ID 0x2000 @@ -40,6 +41,7 @@ static void omninet_port_remove(struct usb_serial_port *port); static const struct usb_device_id id_table[] = { { USB_DEVICE(ZYXEL_VENDOR_ID, ZYXEL_OMNINET_ID) }, + { USB_DEVICE(ZYXEL_VENDOR_ID, ZYXEL_OMNI_56K_PLUS_ID) }, { USB_DEVICE(ZYXEL_VENDOR_ID, BT_IGNITIONPRO_ID) }, { } /* Terminating entry */ }; @@ -50,7 +52,7 @@ static struct usb_serial_driver zyxel_omninet_device = { .owner = THIS_MODULE, .name = "omninet", }, - .description = "ZyXEL - omni.net lcd plus usb", + .description = "ZyXEL - omni.net usb", .id_table = id_table, .num_bulk_out = 2, .calc_num_ports = omninet_calc_num_ports, diff --git a/drivers/usb/serial/quatech2.c b/drivers/usb/serial/quatech2.c index 5f2e7f668e68..067690dac24c 100644 --- a/drivers/usb/serial/quatech2.c +++ b/drivers/usb/serial/quatech2.c @@ -416,7 +416,7 @@ static void qt2_close(struct usb_serial_port *port) /* flush the port transmit buffer */ i = usb_control_msg(serial->dev, - usb_rcvctrlpipe(serial->dev, 0), + usb_sndctrlpipe(serial->dev, 0), QT2_FLUSH_DEVICE, 0x40, 1, port_priv->device_port, NULL, 0, QT2_USB_TIMEOUT); @@ -426,7 +426,7 @@ static void qt2_close(struct usb_serial_port *port) /* flush the port receive buffer */ i = usb_control_msg(serial->dev, - usb_rcvctrlpipe(serial->dev, 0), + usb_sndctrlpipe(serial->dev, 0), QT2_FLUSH_DEVICE, 0x40, 0, port_priv->device_port, NULL, 0, QT2_USB_TIMEOUT); @@ -639,7 +639,7 @@ static int qt2_attach(struct usb_serial *serial) int status; /* power on unit */ - status = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0), + status = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0), 0xc2, 0x40, 0x8000, 0, NULL, 0, QT2_USB_TIMEOUT); if (status < 0) { diff --git a/drivers/usb/typec/mux.c b/drivers/usb/typec/mux.c index 8514bec7e1b8..77dabd306ba8 100644 --- a/drivers/usb/typec/mux.c +++ b/drivers/usb/typec/mux.c @@ -239,7 +239,7 @@ find_mux: dev = class_find_device(&typec_mux_class, NULL, fwnode, mux_fwnode_match); - return dev ? to_typec_switch(dev) : ERR_PTR(-EPROBE_DEFER); + return dev ? to_typec_mux(dev) : ERR_PTR(-EPROBE_DEFER); } /** diff --git a/drivers/usb/typec/mux/intel_pmc_mux.c b/drivers/usb/typec/mux/intel_pmc_mux.c index 46a25b8db72e..ffa8aa12d5f1 100644 --- a/drivers/usb/typec/mux/intel_pmc_mux.c +++ b/drivers/usb/typec/mux/intel_pmc_mux.c @@ -582,10 +582,15 @@ static int pmc_usb_probe_iom(struct pmc_usb *pmc) acpi_dev_free_resource_list(&resource_list); if (!pmc->iom_base) { - put_device(&adev->dev); + acpi_dev_put(adev); return -ENOMEM; } + if (IS_ERR(pmc->iom_base)) { + acpi_dev_put(adev); + return PTR_ERR(pmc->iom_base); + } + pmc->iom_adev = adev; return 0; @@ -636,8 +641,10 @@ static int pmc_usb_probe(struct platform_device *pdev) break; ret = pmc_usb_register_port(pmc, i, fwnode); - if (ret) + if (ret) { + fwnode_handle_put(fwnode); goto err_remove_ports; + } } platform_set_drvdata(pdev, pmc); @@ -651,7 +658,7 @@ err_remove_ports: usb_role_switch_unregister(pmc->port[i].usb_sw); } - put_device(&pmc->iom_adev->dev); + acpi_dev_put(pmc->iom_adev); return ret; } @@ -667,7 +674,7 @@ static int pmc_usb_remove(struct platform_device *pdev) usb_role_switch_unregister(pmc->port[i].usb_sw); } - put_device(&pmc->iom_adev->dev); + acpi_dev_put(pmc->iom_adev); return 0; } diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c index 9ce8c9af4da5..63470cf7f4cd 100644 --- a/drivers/usb/typec/tcpm/tcpm.c +++ b/drivers/usb/typec/tcpm/tcpm.c @@ -401,6 +401,8 @@ struct tcpm_port { unsigned int nr_src_pdo; u32 snk_pdo[PDO_MAX_OBJECTS]; unsigned int nr_snk_pdo; + u32 snk_vdo_v1[VDO_MAX_OBJECTS]; + unsigned int nr_snk_vdo_v1; u32 snk_vdo[VDO_MAX_OBJECTS]; unsigned int nr_snk_vdo; @@ -1547,42 +1549,45 @@ static int tcpm_pd_svdm(struct tcpm_port *port, struct typec_altmode *adev, if (PD_VDO_VID(p[0]) != USB_SID_PD) break; - if (PD_VDO_SVDM_VER(p[0]) < svdm_version) + if (PD_VDO_SVDM_VER(p[0]) < svdm_version) { typec_partner_set_svdm_version(port->partner, PD_VDO_SVDM_VER(p[0])); + svdm_version = PD_VDO_SVDM_VER(p[0]); + } - tcpm_ams_start(port, DISCOVER_IDENTITY); - /* 6.4.4.3.1: Only respond as UFP (device) */ - if (port->data_role == TYPEC_DEVICE && + port->ams = DISCOVER_IDENTITY; + /* + * PD2.0 Spec 6.10.3: respond with NAK as DFP (data host) + * PD3.1 Spec 6.4.4.2.5.1: respond with NAK if "invalid field" or + * "wrong configuation" or "Unrecognized" + */ + if ((port->data_role == TYPEC_DEVICE || svdm_version >= SVDM_VER_2_0) && port->nr_snk_vdo) { - /* - * Product Type DFP and Connector Type are not defined in SVDM - * version 1.0 and shall be set to zero. - */ - if (typec_get_negotiated_svdm_version(typec) < SVDM_VER_2_0) - response[1] = port->snk_vdo[0] & ~IDH_DFP_MASK - & ~IDH_CONN_MASK; - else - response[1] = port->snk_vdo[0]; - for (i = 1; i < port->nr_snk_vdo; i++) - response[i + 1] = port->snk_vdo[i]; - rlen = port->nr_snk_vdo + 1; + if (svdm_version < SVDM_VER_2_0) { + for (i = 0; i < port->nr_snk_vdo_v1; i++) + response[i + 1] = port->snk_vdo_v1[i]; + rlen = port->nr_snk_vdo_v1 + 1; + + } else { + for (i = 0; i < port->nr_snk_vdo; i++) + response[i + 1] = port->snk_vdo[i]; + rlen = port->nr_snk_vdo + 1; + } } break; case CMD_DISCOVER_SVID: - tcpm_ams_start(port, DISCOVER_SVIDS); + port->ams = DISCOVER_SVIDS; break; case CMD_DISCOVER_MODES: - tcpm_ams_start(port, DISCOVER_MODES); + port->ams = DISCOVER_MODES; break; case CMD_ENTER_MODE: - tcpm_ams_start(port, DFP_TO_UFP_ENTER_MODE); + port->ams = DFP_TO_UFP_ENTER_MODE; break; case CMD_EXIT_MODE: - tcpm_ams_start(port, DFP_TO_UFP_EXIT_MODE); + port->ams = DFP_TO_UFP_EXIT_MODE; break; case CMD_ATTENTION: - tcpm_ams_start(port, ATTENTION); /* Attention command does not have response */ *adev_action = ADEV_ATTENTION; return 0; @@ -1937,6 +1942,9 @@ static void vdm_run_state_machine(struct tcpm_port *port) tcpm_log(port, "VDM Tx error, retry"); port->vdm_retries++; port->vdm_state = VDM_STATE_READY; + if (PD_VDO_SVDM(vdo_hdr) && PD_VDO_CMDT(vdo_hdr) == CMDT_INIT) + tcpm_ams_finish(port); + } else { tcpm_ams_finish(port); } break; @@ -2183,20 +2191,25 @@ static void tcpm_handle_alert(struct tcpm_port *port, const __le32 *payload, if (!type) { tcpm_log(port, "Alert message received with no type"); + tcpm_queue_message(port, PD_MSG_CTRL_NOT_SUPP); return; } /* Just handling non-battery alerts for now */ if (!(type & USB_PD_ADO_TYPE_BATT_STATUS_CHANGE)) { - switch (port->state) { - case SRC_READY: - case SNK_READY: + if (port->pwr_role == TYPEC_SOURCE) { + port->upcoming_state = GET_STATUS_SEND; + tcpm_ams_start(port, GETTING_SOURCE_SINK_STATUS); + } else { + /* + * Do not check SinkTxOk here in case the Source doesn't set its Rp to + * SinkTxOk in time. + */ + port->ams = GETTING_SOURCE_SINK_STATUS; tcpm_set_state(port, GET_STATUS_SEND, 0); - break; - default: - tcpm_queue_message(port, PD_MSG_CTRL_WAIT); - break; } + } else { + tcpm_queue_message(port, PD_MSG_CTRL_NOT_SUPP); } } @@ -2440,7 +2453,12 @@ static void tcpm_pd_data_request(struct tcpm_port *port, tcpm_pd_handle_state(port, BIST_RX, BIST, 0); break; case PD_DATA_ALERT: - tcpm_handle_alert(port, msg->payload, cnt); + if (port->state != SRC_READY && port->state != SNK_READY) + tcpm_pd_handle_state(port, port->pwr_role == TYPEC_SOURCE ? + SRC_SOFT_RESET_WAIT_SNK_TX : SNK_SOFT_RESET, + NONE_AMS, 0); + else + tcpm_handle_alert(port, msg->payload, cnt); break; case PD_DATA_BATT_STATUS: case PD_DATA_GET_COUNTRY_INFO: @@ -2764,24 +2782,16 @@ static void tcpm_pd_ext_msg_request(struct tcpm_port *port, switch (type) { case PD_EXT_STATUS: - /* - * If PPS related events raised then get PPS status to clear - * (see USB PD 3.0 Spec, 6.5.2.4) - */ - if (msg->ext_msg.data[USB_PD_EXT_SDB_EVENT_FLAGS] & - USB_PD_EXT_SDB_PPS_EVENTS) - tcpm_pd_handle_state(port, GET_PPS_STATUS_SEND, - GETTING_SOURCE_SINK_STATUS, 0); - - else - tcpm_pd_handle_state(port, ready_state(port), NONE_AMS, 0); - break; case PD_EXT_PPS_STATUS: - /* - * For now the PPS status message is used to clear events - * and nothing more. - */ - tcpm_pd_handle_state(port, ready_state(port), NONE_AMS, 0); + if (port->ams == GETTING_SOURCE_SINK_STATUS) { + tcpm_ams_finish(port); + tcpm_set_state(port, ready_state(port), 0); + } else { + /* unexpected Status or PPS_Status Message */ + tcpm_pd_handle_state(port, port->pwr_role == TYPEC_SOURCE ? + SRC_SOFT_RESET_WAIT_SNK_TX : SNK_SOFT_RESET, + NONE_AMS, 0); + } break; case PD_EXT_SOURCE_CAP_EXT: case PD_EXT_GET_BATT_CAP: @@ -5947,6 +5957,22 @@ sink: return ret; } + /* If sink-vdos is found, sink-vdos-v1 is expected for backward compatibility. */ + if (port->nr_snk_vdo) { + ret = fwnode_property_count_u32(fwnode, "sink-vdos-v1"); + if (ret < 0) + return ret; + else if (ret == 0) + return -ENODATA; + + port->nr_snk_vdo_v1 = min(ret, VDO_MAX_OBJECTS); + ret = fwnode_property_read_u32_array(fwnode, "sink-vdos-v1", + port->snk_vdo_v1, + port->nr_snk_vdo_v1); + if (ret < 0) + return ret; + } + return 0; } @@ -6312,6 +6338,11 @@ void tcpm_unregister_port(struct tcpm_port *port) { int i; + hrtimer_cancel(&port->send_discover_timer); + hrtimer_cancel(&port->enable_frs_timer); + hrtimer_cancel(&port->vdm_state_machine_timer); + hrtimer_cancel(&port->state_machine_timer); + tcpm_reset_port(port); for (i = 0; i < ARRAY_SIZE(port->port_altmode); i++) typec_unregister_altmode(port->port_altmode[i]); diff --git a/drivers/usb/typec/tcpm/wcove.c b/drivers/usb/typec/tcpm/wcove.c index 79ae63950050..5d125339687a 100644 --- a/drivers/usb/typec/tcpm/wcove.c +++ b/drivers/usb/typec/tcpm/wcove.c @@ -378,7 +378,7 @@ static int wcove_pd_transmit(struct tcpc_dev *tcpc, const u8 *data = (void *)msg; int i; - for (i = 0; i < pd_header_cnt(msg->header) * 4 + 2; i++) { + for (i = 0; i < pd_header_cnt_le(msg->header) * 4 + 2; i++) { ret = regmap_write(wcove->regmap, USBC_TX_DATA + i, data[i]); if (ret) diff --git a/drivers/usb/typec/ucsi/ucsi.c b/drivers/usb/typec/ucsi/ucsi.c index b433169ef6fa..b7d104c80d85 100644 --- a/drivers/usb/typec/ucsi/ucsi.c +++ b/drivers/usb/typec/ucsi/ucsi.c @@ -1253,6 +1253,7 @@ err_unregister: } err_reset: + memset(&ucsi->cap, 0, sizeof(ucsi->cap)); ucsi_reset_ppm(ucsi); err: return ret; |