diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-arm/arch-iop13xx/adma.h | 18 | ||||
| -rw-r--r-- | include/asm-arm/hardware/iop3xx-adma.h | 4 | ||||
| -rw-r--r-- | include/asm-arm/kgdb.h | 104 | ||||
| -rw-r--r-- | include/asm-arm/plat-orion/mv_xor.h | 28 | ||||
| -rw-r--r-- | include/asm-arm/traps.h | 2 | ||||
| -rw-r--r-- | include/asm-avr32/arch-at32ap/at32ap700x.h | 16 | ||||
| -rw-r--r-- | include/asm-powerpc/kgdb.h | 92 | ||||
| -rw-r--r-- | include/linux/async_tx.h | 11 | ||||
| -rw-r--r-- | include/linux/dca.h | 7 | ||||
| -rw-r--r-- | include/linux/dmaengine.h | 69 | ||||
| -rw-r--r-- | include/linux/dw_dmac.h | 62 | ||||
| -rw-r--r-- | include/linux/hid.h | 2 | ||||
| -rw-r--r-- | include/linux/ide.h | 193 | ||||
| -rw-r--r-- | include/linux/pci_ids.h | 8 |
14 files changed, 475 insertions, 141 deletions
diff --git a/include/asm-arm/arch-iop13xx/adma.h b/include/asm-arm/arch-iop13xx/adma.h index 90d14ee564f5..ef4f5da2029f 100644 --- a/include/asm-arm/arch-iop13xx/adma.h +++ b/include/asm-arm/arch-iop13xx/adma.h @@ -198,17 +198,13 @@ iop_chan_memset_slot_count(size_t len, int *slots_per_op) static inline int iop_chan_xor_slot_count(size_t len, int src_cnt, int *slots_per_op) { - int num_slots; - /* slots_to_find = 1 for basic descriptor + 1 per 4 sources above 1 - * (1 source => 8 bytes) (1 slot => 32 bytes) - */ - num_slots = 1 + (((src_cnt - 1) << 3) >> 5); - if (((src_cnt - 1) << 3) & 0x1f) - num_slots++; - - *slots_per_op = num_slots; - - return num_slots; + static const char slot_count_table[] = { 1, 2, 2, 2, + 2, 3, 3, 3, + 3, 4, 4, 4, + 4, 5, 5, 5, + }; + *slots_per_op = slot_count_table[src_cnt - 1]; + return *slots_per_op; } #define ADMA_MAX_BYTE_COUNT (16 * 1024 * 1024) diff --git a/include/asm-arm/hardware/iop3xx-adma.h b/include/asm-arm/hardware/iop3xx-adma.h index a32b86ac62aa..af64676650a2 100644 --- a/include/asm-arm/hardware/iop3xx-adma.h +++ b/include/asm-arm/hardware/iop3xx-adma.h @@ -260,7 +260,7 @@ static inline int iop_chan_memset_slot_count(size_t len, int *slots_per_op) static inline int iop3xx_aau_xor_slot_count(size_t len, int src_cnt, int *slots_per_op) { - static const int slot_count_table[] = { 0, + static const char slot_count_table[] = { 1, 1, 1, 1, /* 01 - 04 */ 2, 2, 2, 2, /* 05 - 08 */ 4, 4, 4, 4, /* 09 - 12 */ @@ -270,7 +270,7 @@ static inline int iop3xx_aau_xor_slot_count(size_t len, int src_cnt, 8, 8, 8, 8, /* 25 - 28 */ 8, 8, 8, 8, /* 29 - 32 */ }; - *slots_per_op = slot_count_table[src_cnt]; + *slots_per_op = slot_count_table[src_cnt - 1]; return *slots_per_op; } diff --git a/include/asm-arm/kgdb.h b/include/asm-arm/kgdb.h new file mode 100644 index 000000000000..67af4b841984 --- /dev/null +++ b/include/asm-arm/kgdb.h @@ -0,0 +1,104 @@ +/* + * ARM KGDB support + * + * Author: Deepak Saxena <dsaxena@mvista.com> + * + * Copyright (C) 2002 MontaVista Software Inc. + * + */ + +#ifndef __ARM_KGDB_H__ +#define __ARM_KGDB_H__ + +#include <linux/ptrace.h> + +/* + * GDB assumes that we're a user process being debugged, so + * it will send us an SWI command to write into memory as the + * debug trap. When an SWI occurs, the next instruction addr is + * placed into R14_svc before jumping to the vector trap. + * This doesn't work for kernel debugging as we are already in SVC + * we would loose the kernel's LR, which is a bad thing. This + * is bad thing. + * + * By doing this as an undefined instruction trap, we force a mode + * switch from SVC to UND mode, allowing us to save full kernel state. + * + * We also define a KGDB_COMPILED_BREAK which can be used to compile + * in breakpoints. This is important for things like sysrq-G and for + * the initial breakpoint from trap_init(). + * + * Note to ARM HW designers: Add real trap support like SH && PPC to + * make our lives much much simpler. :) + */ +#define BREAK_INSTR_SIZE 4 +#define GDB_BREAKINST 0xef9f0001 +#define KGDB_BREAKINST 0xe7ffdefe +#define KGDB_COMPILED_BREAK 0xe7ffdeff +#define CACHE_FLUSH_IS_SAFE 1 + +#ifndef __ASSEMBLY__ + +static inline void arch_kgdb_breakpoint(void) +{ + asm(".word 0xe7ffdeff"); +} + +extern void kgdb_handle_bus_error(void); +extern int kgdb_fault_expected; + +#endif /* !__ASSEMBLY__ */ + +/* + * From Kevin Hilman: + * + * gdb is expecting the following registers layout. + * + * r0-r15: 1 long word each + * f0-f7: unused, 3 long words each !! + * fps: unused, 1 long word + * cpsr: 1 long word + * + * Even though f0-f7 and fps are not used, they need to be + * present in the registers sent for correct processing in + * the host-side gdb. + * + * In particular, it is crucial that CPSR is in the right place, + * otherwise gdb will not be able to correctly interpret stepping over + * conditional branches. + */ +#define _GP_REGS 16 +#define _FP_REGS 8 +#define _EXTRA_REGS 2 +#define GDB_MAX_REGS (_GP_REGS + (_FP_REGS * 3) + _EXTRA_REGS) + +#define KGDB_MAX_NO_CPUS 1 +#define BUFMAX 400 +#define NUMREGBYTES (GDB_MAX_REGS << 2) +#define NUMCRITREGBYTES (32 << 2) + +#define _R0 0 +#define _R1 1 +#define _R2 2 +#define _R3 3 +#define _R4 4 +#define _R5 5 +#define _R6 6 +#define _R7 7 +#define _R8 8 +#define _R9 9 +#define _R10 10 +#define _FP 11 +#define _IP 12 +#define _SPT 13 +#define _LR 14 +#define _PC 15 +#define _CPSR (GDB_MAX_REGS - 1) + +/* + * So that we can denote the end of a frame for tracing, + * in the simple case: + */ +#define CFI_END_FRAME(func) __CFI_END_FRAME(_PC, _SPT, func) + +#endif /* __ASM_KGDB_H__ */ diff --git a/include/asm-arm/plat-orion/mv_xor.h b/include/asm-arm/plat-orion/mv_xor.h new file mode 100644 index 000000000000..c349e8ff5cc0 --- /dev/null +++ b/include/asm-arm/plat-orion/mv_xor.h @@ -0,0 +1,28 @@ +/* + * Marvell XOR platform device data definition file. + */ + +#ifndef __ASM_PLAT_ORION_MV_XOR_H +#define __ASM_PLAT_ORION_MV_XOR_H + +#include <linux/dmaengine.h> +#include <linux/mbus.h> + +#define MV_XOR_SHARED_NAME "mv_xor_shared" +#define MV_XOR_NAME "mv_xor" + +struct mbus_dram_target_info; + +struct mv_xor_platform_shared_data { + struct mbus_dram_target_info *dram; +}; + +struct mv_xor_platform_data { + struct platform_device *shared; + int hw_id; + dma_cap_mask_t cap_mask; + size_t pool_size; +}; + + +#endif diff --git a/include/asm-arm/traps.h b/include/asm-arm/traps.h index f1541afcf85c..aa399aec568e 100644 --- a/include/asm-arm/traps.h +++ b/include/asm-arm/traps.h @@ -24,4 +24,6 @@ static inline int in_exception_text(unsigned long ptr) ptr < (unsigned long)&__exception_text_end; } +extern void __init early_trap_init(void); + #endif diff --git a/include/asm-avr32/arch-at32ap/at32ap700x.h b/include/asm-avr32/arch-at32ap/at32ap700x.h index 31e48b0e7324..d18a3053be0d 100644 --- a/include/asm-avr32/arch-at32ap/at32ap700x.h +++ b/include/asm-avr32/arch-at32ap/at32ap700x.h @@ -30,4 +30,20 @@ #define GPIO_PIN_PD(N) (GPIO_PIOD_BASE + (N)) #define GPIO_PIN_PE(N) (GPIO_PIOE_BASE + (N)) + +/* + * DMAC peripheral hardware handshaking interfaces, used with dw_dmac + */ +#define DMAC_MCI_RX 0 +#define DMAC_MCI_TX 1 +#define DMAC_DAC_TX 2 +#define DMAC_AC97_A_RX 3 +#define DMAC_AC97_A_TX 4 +#define DMAC_AC97_B_RX 5 +#define DMAC_AC97_B_TX 6 +#define DMAC_DMAREQ_0 7 +#define DMAC_DMAREQ_1 8 +#define DMAC_DMAREQ_2 9 +#define DMAC_DMAREQ_3 10 + #endif /* __ASM_ARCH_AT32AP700X_H__ */ diff --git a/include/asm-powerpc/kgdb.h b/include/asm-powerpc/kgdb.h index b617dac82969..1399caf719ae 100644 --- a/include/asm-powerpc/kgdb.h +++ b/include/asm-powerpc/kgdb.h @@ -1,57 +1,65 @@ /* - * kgdb.h: Defines and declarations for serial line source level - * remote debugging of the Linux kernel using gdb. + * include/asm-powerpc/kgdb.h * + * The PowerPC (32/64) specific defines / externs for KGDB. Based on + * the previous 32bit and 64bit specific files, which had the following + * copyrights: + * + * PPC64 Mods (C) 2005 Frank Rowand (frowand@mvista.com) + * PPC Mods (C) 2004 Tom Rini (trini@mvista.com) + * PPC Mods (C) 2003 John Whitney (john.whitney@timesys.com) * PPC Mods (C) 1998 Michael Tesch (tesch@cs.wisc.edu) * + * * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu) + * Author: Tom Rini <trini@kernel.crashing.org> + * + * 2006 (c) MontaVista Software, Inc. This file is licensed under + * the terms of the GNU General Public License version 2. This program + * is licensed "as is" without any warranty of any kind, whether express + * or implied. */ #ifdef __KERNEL__ -#ifndef _PPC_KGDB_H -#define _PPC_KGDB_H +#ifndef __POWERPC_KGDB_H__ +#define __POWERPC_KGDB_H__ #ifndef __ASSEMBLY__ -/* Things specific to the gen550 backend. */ -struct uart_port; - -extern void gen550_progress(char *, unsigned short); -extern void gen550_kgdb_map_scc(void); -extern void gen550_init(int, struct uart_port *); - -/* Things specific to the pmac backend. */ -extern void zs_kgdb_hook(int tty_num); - -/* To init the kgdb engine. (called by serial hook)*/ -extern void set_debug_traps(void); - -/* To enter the debugger explicitly. */ -extern void breakpoint(void); - -/* For taking exceptions - * these are defined in traps.c - */ -extern int (*debugger)(struct pt_regs *regs); -extern int (*debugger_bpt)(struct pt_regs *regs); -extern int (*debugger_sstep)(struct pt_regs *regs); -extern int (*debugger_iabr_match)(struct pt_regs *regs); -extern int (*debugger_dabr_match)(struct pt_regs *regs); -extern void (*debugger_fault_handler)(struct pt_regs *regs); - -/* What we bring to the party */ -int kgdb_bpt(struct pt_regs *regs); -int kgdb_sstep(struct pt_regs *regs); -void kgdb(struct pt_regs *regs); -int kgdb_iabr_match(struct pt_regs *regs); -int kgdb_dabr_match(struct pt_regs *regs); +#define BREAK_INSTR_SIZE 4 +#define BUFMAX ((NUMREGBYTES * 2) + 512) +#define OUTBUFMAX ((NUMREGBYTES * 2) + 512) +static inline void arch_kgdb_breakpoint(void) +{ + asm(".long 0x7d821008"); /* twge r2, r2 */ +} +#define CACHE_FLUSH_IS_SAFE 1 +/* The number bytes of registers we have to save depends on a few + * things. For 64bit we default to not including vector registers and + * vector state registers. */ +#ifdef CONFIG_PPC64 /* - * external low-level support routines (ie macserial.c) + * 64 bit (8 byte) registers: + * 32 gpr, 32 fpr, nip, msr, link, ctr + * 32 bit (4 byte) registers: + * ccr, xer, fpscr */ -extern void kgdb_interruptible(int); /* control interrupts from serial */ -extern void putDebugChar(char); /* write a single character */ -extern char getDebugChar(void); /* read and return a single char */ - +#define NUMREGBYTES ((68 * 8) + (3 * 4)) +#define NUMCRITREGBYTES 184 +#else /* CONFIG_PPC32 */ +/* On non-E500 family PPC32 we determine the size by picking the last + * register we need, but on E500 we skip sections so we list what we + * need to store, and add it up. */ +#ifndef CONFIG_E500 +#define MAXREG (PT_FPSCR+1) +#else +/* 32 GPRs (8 bytes), nip, msr, ccr, link, ctr, xer, acc (8 bytes), spefscr*/ +#define MAXREG ((32*2)+6+2+1) +#endif +#define NUMREGBYTES (MAXREG * sizeof(int)) +/* CR/LR, R1, R2, R13-R31 inclusive. */ +#define NUMCRITREGBYTES (23 * sizeof(int)) +#endif /* 32/64 */ #endif /* !(__ASSEMBLY__) */ -#endif /* !(_PPC_KGDB_H) */ +#endif /* !__POWERPC_KGDB_H__ */ #endif /* __KERNEL__ */ diff --git a/include/linux/async_tx.h b/include/linux/async_tx.h index eb640f0acfac..0f50d4cc4360 100644 --- a/include/linux/async_tx.h +++ b/include/linux/async_tx.h @@ -101,21 +101,14 @@ async_tx_find_channel(struct dma_async_tx_descriptor *depend_tx, /** * async_tx_sync_epilog - actions to take if an operation is run synchronously - * @flags: async_tx flags - * @depend_tx: transaction depends on depend_tx * @cb_fn: function to call when the transaction completes * @cb_fn_param: parameter to pass to the callback routine */ static inline void -async_tx_sync_epilog(unsigned long flags, - struct dma_async_tx_descriptor *depend_tx, - dma_async_tx_callback cb_fn, void *cb_fn_param) +async_tx_sync_epilog(dma_async_tx_callback cb_fn, void *cb_fn_param) { if (cb_fn) cb_fn(cb_fn_param); - - if (depend_tx && (flags & ASYNC_TX_DEP_ACK)) - async_tx_ack(depend_tx); } void @@ -152,4 +145,6 @@ struct dma_async_tx_descriptor * async_trigger_callback(enum async_tx_flags flags, struct dma_async_tx_descriptor *depend_tx, dma_async_tx_callback cb_fn, void *cb_fn_param); + +void async_tx_quiesce(struct dma_async_tx_descriptor **tx); #endif /* _ASYNC_TX_H_ */ diff --git a/include/linux/dca.h b/include/linux/dca.h index af61cd1f37e9..b00a753eda53 100644 --- a/include/linux/dca.h +++ b/include/linux/dca.h @@ -10,6 +10,7 @@ void dca_unregister_notify(struct notifier_block *nb); #define DCA_PROVIDER_REMOVE 0x0002 struct dca_provider { + struct list_head node; struct dca_ops *ops; struct device *cd; int id; @@ -18,7 +19,9 @@ struct dca_provider { struct dca_ops { int (*add_requester) (struct dca_provider *, struct device *); int (*remove_requester) (struct dca_provider *, struct device *); - u8 (*get_tag) (struct dca_provider *, int cpu); + u8 (*get_tag) (struct dca_provider *, struct device *, + int cpu); + int (*dev_managed) (struct dca_provider *, struct device *); }; struct dca_provider *alloc_dca_provider(struct dca_ops *ops, int priv_size); @@ -32,9 +35,11 @@ static inline void *dca_priv(struct dca_provider *dca) } /* Requester API */ +#define DCA_GET_TAG_TWO_ARGS int dca_add_requester(struct device *dev); int dca_remove_requester(struct device *dev); u8 dca_get_tag(int cpu); +u8 dca3_get_tag(struct device *dev, int cpu); /* internal stuff */ int __init dca_sysfs_init(void); diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index d08a5c5eb928..adb0b084eb5a 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -89,10 +89,23 @@ enum dma_transaction_type { DMA_MEMSET, DMA_MEMCPY_CRC32C, DMA_INTERRUPT, + DMA_SLAVE, }; /* last transaction type for creation of the capabilities mask */ -#define DMA_TX_TYPE_END (DMA_INTERRUPT + 1) +#define DMA_TX_TYPE_END (DMA_SLAVE + 1) + +/** + * enum dma_slave_width - DMA slave register access width. + * @DMA_SLAVE_WIDTH_8BIT: Do 8-bit slave register accesses + * @DMA_SLAVE_WIDTH_16BIT: Do 16-bit slave register accesses + * @DMA_SLAVE_WIDTH_32BIT: Do 32-bit slave register accesses + */ +enum dma_slave_width { + DMA_SLAVE_WIDTH_8BIT, + DMA_SLAVE_WIDTH_16BIT, + DMA_SLAVE_WIDTH_32BIT, +}; /** * enum dma_ctrl_flags - DMA flags to augment operation preparation, @@ -102,10 +115,14 @@ enum dma_transaction_type { * @DMA_CTRL_ACK - the descriptor cannot be reused until the client * acknowledges receipt, i.e. has has a chance to establish any * dependency chains + * @DMA_COMPL_SKIP_SRC_UNMAP - set to disable dma-unmapping the source buffer(s) + * @DMA_COMPL_SKIP_DEST_UNMAP - set to disable dma-unmapping the destination(s) */ enum dma_ctrl_flags { DMA_PREP_INTERRUPT = (1 << 0), DMA_CTRL_ACK = (1 << 1), + DMA_COMPL_SKIP_SRC_UNMAP = (1 << 2), + DMA_COMPL_SKIP_DEST_UNMAP = (1 << 3), }; /** @@ -115,6 +132,32 @@ enum dma_ctrl_flags { typedef struct { DECLARE_BITMAP(bits, DMA_TX_TYPE_END); } dma_cap_mask_t; /** + * struct dma_slave - Information about a DMA slave + * @dev: device acting as DMA slave + * @dma_dev: required DMA master device. If non-NULL, the client can not be + * bound to other masters than this. + * @tx_reg: physical address of data register used for + * memory-to-peripheral transfers + * @rx_reg: physical address of data register used for + * peripheral-to-memory transfers + * @reg_width: peripheral register width + * + * If dma_dev is non-NULL, the client can not be bound to other DMA + * masters than the one corresponding to this device. The DMA master + * driver may use this to determine if there is controller-specific + * data wrapped around this struct. Drivers of platform code that sets + * the dma_dev field must therefore make sure to use an appropriate + * controller-specific dma slave structure wrapping this struct. + */ +struct dma_slave { + struct device *dev; + struct device *dma_dev; + dma_addr_t tx_reg; + dma_addr_t rx_reg; + enum dma_slave_width reg_width; +}; + +/** * struct dma_chan_percpu - the per-CPU part of struct dma_chan * @refcount: local_t used for open-coded "bigref" counting * @memcpy_count: transaction counter @@ -139,6 +182,7 @@ struct dma_chan_percpu { * @rcu: the DMA channel's RCU head * @device_node: used to add this to the device chan list * @local: per-cpu pointer to a struct dma_chan_percpu + * @client-count: how many clients are using this channel */ struct dma_chan { struct dma_device *device; @@ -154,6 +198,7 @@ struct dma_chan { struct list_head device_node; struct dma_chan_percpu *local; + int client_count; }; #define to_dma_chan(p) container_of(p, struct dma_chan, dev) @@ -202,11 +247,14 @@ typedef enum dma_state_client (*dma_event_callback) (struct dma_client *client, * @event_callback: func ptr to call when something happens * @cap_mask: only return channels that satisfy the requested capabilities * a value of zero corresponds to any capability + * @slave: data for preparing slave transfer. Must be non-NULL iff the + * DMA_SLAVE capability is requested. * @global_node: list_head for global dma_client_list */ struct dma_client { dma_event_callback event_callback; dma_cap_mask_t cap_mask; + struct dma_slave *slave; struct list_head global_node; }; @@ -263,6 +311,8 @@ struct dma_async_tx_descriptor { * @device_prep_dma_zero_sum: prepares a zero_sum operation * @device_prep_dma_memset: prepares a memset operation * @device_prep_dma_interrupt: prepares an end of chain interrupt operation + * @device_prep_slave_sg: prepares a slave dma operation + * @device_terminate_all: terminate all pending operations * @device_issue_pending: push pending transactions to hardware */ struct dma_device { @@ -279,7 +329,8 @@ struct dma_device { int dev_id; struct device *dev; - int (*device_alloc_chan_resources)(struct dma_chan *chan); + int (*device_alloc_chan_resources)(struct dma_chan *chan, + struct dma_client *client); void (*device_free_chan_resources)(struct dma_chan *chan); struct dma_async_tx_descriptor *(*device_prep_dma_memcpy)( @@ -297,6 +348,12 @@ struct dma_device { struct dma_async_tx_descriptor *(*device_prep_dma_interrupt)( struct dma_chan *chan, unsigned long flags); + struct dma_async_tx_descriptor *(*device_prep_slave_sg)( + struct dma_chan *chan, struct scatterlist *sgl, + unsigned int sg_len, enum dma_data_direction direction, + unsigned long flags); + void (*device_terminate_all)(struct dma_chan *chan); + enum dma_status (*device_is_tx_complete)(struct dma_chan *chan, dma_cookie_t cookie, dma_cookie_t *last, dma_cookie_t *used); @@ -318,16 +375,14 @@ dma_cookie_t dma_async_memcpy_pg_to_pg(struct dma_chan *chan, void dma_async_tx_descriptor_init(struct dma_async_tx_descriptor *tx, struct dma_chan *chan); -static inline void -async_tx_ack(struct dma_async_tx_descriptor *tx) +static inline void async_tx_ack(struct dma_async_tx_descriptor *tx) { tx->flags |= DMA_CTRL_ACK; } -static inline int -async_tx_test_ack(struct dma_async_tx_descriptor *tx) +static inline bool async_tx_test_ack(struct dma_async_tx_descriptor *tx) { - return tx->flags & DMA_CTRL_ACK; + return (tx->flags & DMA_CTRL_ACK) == DMA_CTRL_ACK; } #define first_dma_cap(mask) __first_dma_cap(&(mask)) diff --git a/include/linux/dw_dmac.h b/include/linux/dw_dmac.h new file mode 100644 index 000000000000..04d217b442bf --- /dev/null +++ b/include/linux/dw_dmac.h @@ -0,0 +1,62 @@ +/* + * Driver for the Synopsys DesignWare DMA Controller (aka DMACA on + * AVR32 systems.) + * + * Copyright (C) 2007 Atmel Corporation + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#ifndef DW_DMAC_H +#define DW_DMAC_H + +#include <linux/dmaengine.h> + +/** + * struct dw_dma_platform_data - Controller configuration parameters + * @nr_channels: Number of channels supported by hardware (max 8) + */ +struct dw_dma_platform_data { + unsigned int nr_channels; +}; + +/** + * struct dw_dma_slave - Controller-specific information about a slave + * @slave: Generic information about the slave + * @ctl_lo: Platform-specific initializer for the CTL_LO register + * @cfg_hi: Platform-specific initializer for the CFG_HI register + * @cfg_lo: Platform-specific initializer for the CFG_LO register + */ +struct dw_dma_slave { + struct dma_slave slave; + u32 cfg_hi; + u32 cfg_lo; +}; + +/* Platform-configurable bits in CFG_HI */ +#define DWC_CFGH_FCMODE (1 << 0) +#define DWC_CFGH_FIFO_MODE (1 << 1) +#define DWC_CFGH_PROTCTL(x) ((x) << 2) +#define DWC_CFGH_SRC_PER(x) ((x) << 7) +#define DWC_CFGH_DST_PER(x) ((x) << 11) + +/* Platform-configurable bits in CFG_LO */ +#define DWC_CFGL_PRIO(x) ((x) << 5) /* priority */ +#define DWC_CFGL_LOCK_CH_XFER (0 << 12) /* scope of LOCK_CH */ +#define DWC_CFGL_LOCK_CH_BLOCK (1 << 12) +#define DWC_CFGL_LOCK_CH_XACT (2 << 12) +#define DWC_CFGL_LOCK_BUS_XFER (0 << 14) /* scope of LOCK_BUS */ +#define DWC_CFGL_LOCK_BUS_BLOCK (1 << 14) +#define DWC_CFGL_LOCK_BUS_XACT (2 << 14) +#define DWC_CFGL_LOCK_CH (1 << 15) /* channel lockout */ +#define DWC_CFGL_LOCK_BUS (1 << 16) /* busmaster lockout */ +#define DWC_CFGL_HS_DST_POL (1 << 18) /* dst handshake active low */ +#define DWC_CFGL_HS_SRC_POL (1 << 19) /* src handshake active low */ + +static inline struct dw_dma_slave *to_dw_dma_slave(struct dma_slave *slave) +{ + return container_of(slave, struct dw_dma_slave, slave); +} + +#endif /* DW_DMAC_H */ diff --git a/include/linux/hid.h b/include/linux/hid.h index fe56b86f2c67..ac4e678a04ed 100644 --- a/include/linux/hid.h +++ b/include/linux/hid.h @@ -512,7 +512,7 @@ struct hid_descriptor { /* Applications from HID Usage Tables 4/8/99 Version 1.1 */ /* We ignore a few input applications that are not widely used */ -#define IS_INPUT_APPLICATION(a) (((a >= 0x00010000) && (a <= 0x00010008)) || (a == 0x00010080) || (a == 0x000c0001)) +#define IS_INPUT_APPLICATION(a) (((a >= 0x00010000) && (a <= 0x00010008)) || (a == 0x00010080) || (a == 0x000c0001) || (a == 0x000d0002)) /* HID core API */ diff --git a/include/linux/ide.h b/include/linux/ide.h index 4726126f5a59..d67ccca2b964 100644 --- a/include/linux/ide.h +++ b/include/linux/ide.h @@ -178,6 +178,7 @@ typedef struct hw_regs_s { ide_ack_intr_t *ack_intr; /* acknowledge interrupt */ hwif_chipset_t chipset; struct device *dev, *parent; + unsigned long config; } hw_regs_t; void ide_init_port_data(struct hwif_s *, unsigned int); @@ -307,7 +308,65 @@ struct ide_acpi_drive_link; struct ide_acpi_hwif_link; #endif -typedef struct ide_drive_s { +/* ATAPI device flags */ +enum { + IDE_AFLAG_DRQ_INTERRUPT = (1 << 0), + IDE_AFLAG_MEDIA_CHANGED = (1 << 1), + + /* ide-cd */ + /* Drive cannot lock the door. */ + IDE_AFLAG_NO_DOORLOCK = (1 << 2), + /* Drive cannot eject the disc. */ + IDE_AFLAG_NO_EJECT = (1 << 3), + /* Drive is a pre ATAPI 1.2 drive. */ + IDE_AFLAG_PRE_ATAPI12 = (1 << 4), + /* TOC addresses are in BCD. */ + IDE_AFLAG_TOCADDR_AS_BCD = (1 << 5), + /* TOC track numbers are in BCD. */ + IDE_AFLAG_TOCTRACKS_AS_BCD = (1 << 6), + /* + * Drive does not provide data in multiples of SECTOR_SIZE + * when more than one interrupt is needed. + */ + IDE_AFLAG_LIMIT_NFRAMES = (1 << 7), + /* Seeking in progress. */ + IDE_AFLAG_SEEKING = (1 << 8), + /* Saved TOC information is current. */ + IDE_AFLAG_TOC_VALID = (1 << 9), + /* We think that the drive door is locked. */ + IDE_AFLAG_DOOR_LOCKED = (1 << 10), + /* SET_CD_SPEED command is unsupported. */ + IDE_AFLAG_NO_SPEED_SELECT = (1 << 11), + IDE_AFLAG_VERTOS_300_SSD = (1 << 12), + IDE_AFLAG_VERTOS_600_ESD = (1 << 13), + IDE_AFLAG_SANYO_3CD = (1 << 14), + IDE_AFLAG_FULL_CAPS_PAGE = (1 << 15), + IDE_AFLAG_PLAY_AUDIO_OK = (1 << 16), + IDE_AFLAG_LE_SPEED_FIELDS = (1 << 17), + + /* ide-floppy */ + /* Format in progress */ + IDE_AFLAG_FORMAT_IN_PROGRESS = (1 << 18), + /* Avoid commands not supported in Clik drive */ + IDE_AFLAG_CLIK_DRIVE = (1 << 19), + /* Requires BH algorithm for packets */ + IDE_AFLAG_ZIP_DRIVE = (1 << 20), + + /* ide-tape */ + IDE_AFLAG_IGNORE_DSC = (1 << 21), + /* 0 When the tape position is unknown */ + IDE_AFLAG_ADDRESS_VALID = (1 << 22), + /* Device already opened */ + IDE_AFLAG_BUSY = (1 << 23), + /* Attempt to auto-detect the current user block size */ + IDE_AFLAG_DETECT_BS = (1 << 24), + /* Currently on a filemark */ + IDE_AFLAG_FILEMARK = (1 << 25), + /* 0 = no tape is loaded, so we don't rewind after ejecting */ + IDE_AFLAG_MEDIUM_PRESENT = (1 << 26) +}; + +struct ide_drive_s { char name[4]; /* drive name, such as "hda" */ char driver_req[10]; /* requests specific driver */ @@ -355,7 +414,6 @@ typedef struct ide_drive_s { unsigned nodma : 1; /* disallow DMA */ unsigned remap_0_to_1 : 1; /* 0=noremap, 1=remap 0->1 (for EZDrive) */ unsigned blocked : 1; /* 1=powermanagment told us not to do anything, so sleep nicely */ - unsigned vdma : 1; /* 1=doing PIO over DMA 0=doing normal DMA */ unsigned scsi : 1; /* 0=default, 1=ide-scsi emulation */ unsigned sleeping : 1; /* 1=sleeping & sleep field valid */ unsigned post_reset : 1; @@ -400,7 +458,14 @@ typedef struct ide_drive_s { struct list_head list; struct device gendev; struct completion gendev_rel_comp; /* to deal with device release() */ -} ide_drive_t; + + /* callback for packet commands */ + void (*pc_callback)(struct ide_drive_s *); + + unsigned long atapi_flags; +}; + +typedef struct ide_drive_s ide_drive_t; #define to_ide_device(dev)container_of(dev, ide_drive_t, gendev) @@ -408,8 +473,28 @@ typedef struct ide_drive_s { ((1<<ide_pci)|(1<<ide_cmd646)|(1<<ide_ali14xx)) #define IDE_CHIPSET_IS_PCI(c) ((IDE_CHIPSET_PCI_MASK >> (c)) & 1) +struct ide_task_s; struct ide_port_info; +struct ide_tp_ops { + void (*exec_command)(struct hwif_s *, u8); + u8 (*read_status)(struct hwif_s *); + u8 (*read_altstatus)(struct hwif_s *); + u8 (*read_sff_dma_status)(struct hwif_s *); + + void (*set_irq)(struct hwif_s *, int); + + void (*tf_load)(ide_drive_t *, struct ide_task_s *); + void (*tf_read)(ide_drive_t *, struct ide_task_s *); + + void (*input_data)(ide_drive_t *, struct request *, void *, + unsigned int); + void (*output_data)(ide_drive_t *, struct request *, void *, + unsigned int); +}; + +extern const struct ide_tp_ops default_tp_ops; + struct ide_port_ops { /* host specific initialization of a device */ void (*init_dev)(ide_drive_t *); @@ -447,8 +532,6 @@ struct ide_dma_ops { void (*dma_timeout)(struct ide_drive_s *); }; -struct ide_task_s; - typedef struct hwif_s { struct hwif_s *next; /* for linked-list in ide_hwgroup_t */ struct hwif_s *mate; /* other hwif from same PCI chip */ @@ -486,22 +569,12 @@ typedef struct hwif_s { void (*rw_disk)(ide_drive_t *, struct request *); + const struct ide_tp_ops *tp_ops; const struct ide_port_ops *port_ops; const struct ide_dma_ops *dma_ops; - void (*tf_load)(ide_drive_t *, struct ide_task_s *); - void (*tf_read)(ide_drive_t *, struct ide_task_s *); - - void (*input_data)(ide_drive_t *, struct request *, void *, unsigned); - void (*output_data)(ide_drive_t *, struct request *, void *, unsigned); - void (*ide_dma_clear_irq)(ide_drive_t *drive); - void (*OUTB)(u8 addr, unsigned long port); - void (*OUTBSYNC)(struct hwif_s *hwif, u8 addr, unsigned long port); - - u8 (*INB)(unsigned long port); - /* dma physical region descriptor table (cpu view) */ unsigned int *dmatable_cpu; /* dma physical region descriptor table (dma view) */ @@ -524,8 +597,6 @@ typedef struct hwif_s { int irq; /* our irq number */ unsigned long dma_base; /* base addr for dma ports */ - unsigned long dma_command; /* dma command register */ - unsigned long dma_status; /* dma status register */ unsigned long config_data; /* for use by chipset-specific code */ unsigned long select_data; /* for use by chipset-specific code */ @@ -552,6 +623,11 @@ typedef struct hwif_s { #endif } ____cacheline_internodealigned_in_smp ide_hwif_t; +struct ide_host { + ide_hwif_t *ports[MAX_HWIFS]; + unsigned int n_ports; +}; + /* * internal ide interrupt handler type */ @@ -611,8 +687,6 @@ enum { PC_FLAG_WRITING = (1 << 6), /* command timed out */ PC_FLAG_TIMEDOUT = (1 << 7), - PC_FLAG_ZIP_DRIVE = (1 << 8), - PC_FLAG_DRQ_INTERRUPT = (1 << 9), }; struct ide_atapi_pc { @@ -646,8 +720,6 @@ struct ide_atapi_pc { */ u8 pc_buf[256]; - void (*callback)(ide_drive_t *); - /* idetape only */ struct idetape_bh *bh; char *b_data; @@ -807,13 +879,6 @@ int generic_ide_ioctl(ide_drive_t *, struct file *, struct block_device *, unsig extern int ide_vlb_clk; extern int ide_pci_clk; -ide_hwif_t *ide_find_port_slot(const struct ide_port_info *); - -static inline ide_hwif_t *ide_find_port(void) -{ - return ide_find_port_slot(NULL); -} - extern int ide_end_request (ide_drive_t *drive, int uptodate, int nrsecs); int ide_end_dequeued_request(ide_drive_t *drive, struct request *rq, int uptodate, int nr_sectors); @@ -884,6 +949,7 @@ enum { IDE_TFLAG_IN_HOB = IDE_TFLAG_IN_HOB_FEATURE | IDE_TFLAG_IN_HOB_NSECT | IDE_TFLAG_IN_HOB_LBA, + IDE_TFLAG_IN_FEATURE = (1 << 1), IDE_TFLAG_IN_NSECT = (1 << 25), IDE_TFLAG_IN_LBAL = (1 << 26), IDE_TFLAG_IN_LBAM = (1 << 27), @@ -948,9 +1014,25 @@ typedef struct ide_task_s { void ide_tf_dump(const char *, struct ide_taskfile *); +void ide_exec_command(ide_hwif_t *, u8); +u8 ide_read_status(ide_hwif_t *); +u8 ide_read_altstatus(ide_hwif_t *); +u8 ide_read_sff_dma_status(ide_hwif_t *); + +void ide_set_irq(ide_hwif_t *, int); + +void ide_tf_load(ide_drive_t *, ide_task_t *); +void ide_tf_read(ide_drive_t *, ide_task_t *); + +void ide_input_data(ide_drive_t *, struct request *, void *, unsigned int); +void ide_output_data(ide_drive_t *, struct request *, void *, unsigned int); + extern void SELECT_DRIVE(ide_drive_t *); void SELECT_MASK(ide_drive_t *, int); +u8 ide_read_error(ide_drive_t *); +void ide_read_bcount_and_ireason(ide_drive_t *, u16 *, u8 *); + extern int drive_is_ready(ide_drive_t *); void ide_pktcmd_tf_load(ide_drive_t *, u32, u16, u8); @@ -1000,12 +1082,15 @@ extern int __ide_pci_register_driver(struct pci_driver *driver, struct module *o #define ide_pci_register_driver(d) pci_register_driver(d) #endif -void ide_pci_setup_ports(struct pci_dev *, const struct ide_port_info *, int, u8 *); +void ide_pci_setup_ports(struct pci_dev *, const struct ide_port_info *, int, + hw_regs_t *, hw_regs_t **); void ide_setup_pci_noise(struct pci_dev *, const struct ide_port_info *); #ifdef CONFIG_BLK_DEV_IDEDMA_PCI int ide_pci_set_master(struct pci_dev *, const char *); unsigned long ide_pci_dma_base(ide_hwif_t *, const struct ide_port_info *); +extern const struct ide_dma_ops sff_dma_ops; +int ide_pci_check_simplex(ide_hwif_t *, const struct ide_port_info *); int ide_hwif_setup_dma(ide_hwif_t *, const struct ide_port_info *); #else static inline int ide_hwif_setup_dma(ide_hwif_t *hwif, @@ -1015,10 +1100,6 @@ static inline int ide_hwif_setup_dma(ide_hwif_t *hwif, } #endif -extern void default_hwif_iops(ide_hwif_t *); -extern void default_hwif_mmiops(ide_hwif_t *); -extern void default_hwif_transport(ide_hwif_t *); - typedef struct ide_pci_enablebit_s { u8 reg; /* byte pci reg holding the enable-bit */ u8 mask; /* mask to isolate the enable-bit */ @@ -1081,7 +1162,6 @@ enum { IDE_HFLAG_IO_32BIT = (1 << 24), /* unmask IRQs */ IDE_HFLAG_UNMASK_IRQS = (1 << 25), - IDE_HFLAG_ABUSE_SET_DMA_MODE = (1 << 26), /* serialize ports if DMA is possible (for sl82c105) */ IDE_HFLAG_SERIALIZE_DMA = (1 << 27), /* force host out of "simplex" mode */ @@ -1092,8 +1172,6 @@ enum { IDE_HFLAG_NO_IO_32BIT = (1 << 30), /* never unmask IRQs */ IDE_HFLAG_NO_UNMASK_IRQS = (1 << 31), - /* host uses VDMA (disabled for now) */ - IDE_HFLAG_VDMA = 0, }; #ifdef CONFIG_BLK_DEV_OFFBOARD @@ -1110,6 +1188,7 @@ struct ide_port_info { int (*init_dma)(ide_hwif_t *, const struct ide_port_info *); + const struct ide_tp_ops *tp_ops; const struct ide_port_ops *port_ops; const struct ide_dma_ops *dma_ops; @@ -1163,7 +1242,6 @@ void ide_destroy_dmatable(ide_drive_t *); extern int ide_build_dmatable(ide_drive_t *, struct request *); int ide_allocate_dma_engine(ide_hwif_t *); void ide_release_dma_engine(ide_hwif_t *); -void ide_setup_dma(ide_hwif_t *, unsigned long); void ide_dma_host_set(ide_drive_t *, int); extern int ide_dma_setup(ide_drive_t *); @@ -1217,8 +1295,14 @@ void ide_undecoded_slave(ide_drive_t *); void ide_port_apply_params(ide_hwif_t *); -int ide_device_add_all(u8 *idx, const struct ide_port_info *); -int ide_device_add(u8 idx[4], const struct ide_port_info *); +struct ide_host *ide_host_alloc_all(const struct ide_port_info *, hw_regs_t **); +struct ide_host *ide_host_alloc(const struct ide_port_info *, hw_regs_t **); +void ide_host_free(struct ide_host *); +int ide_host_register(struct ide_host *, const struct ide_port_info *, + hw_regs_t **); +int ide_host_add(const struct ide_port_info *, hw_regs_t **, + struct ide_host **); +void ide_host_remove(struct ide_host *); int ide_legacy_device_add(const struct ide_port_info *, unsigned long); void ide_port_unregister_devices(ide_hwif_t *); void ide_port_scan(ide_hwif_t *); @@ -1350,33 +1434,4 @@ static inline ide_drive_t *ide_get_paired_drive(ide_drive_t *drive) return &hwif->drives[(drive->dn ^ 1) & 1]; } - -static inline void ide_set_irq(ide_drive_t *drive, int on) -{ - ide_hwif_t *hwif = drive->hwif; - - hwif->OUTBSYNC(hwif, ATA_DEVCTL_OBS | (on ? 0 : 2), - hwif->io_ports.ctl_addr); -} - -static inline u8 ide_read_status(ide_drive_t *drive) -{ - ide_hwif_t *hwif = drive->hwif; - - return hwif->INB(hwif->io_ports.status_addr); -} - -static inline u8 ide_read_altstatus(ide_drive_t *drive) -{ - ide_hwif_t *hwif = drive->hwif; - - return hwif->INB(hwif->io_ports.ctl_addr); -} - -static inline u8 ide_read_error(ide_drive_t *drive) -{ - ide_hwif_t *hwif = drive->hwif; - - return hwif->INB(hwif->io_ports.error_addr); -} #endif /* _IDE_H */ diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index d8507eb394cf..119ae7b8f028 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -2371,6 +2371,14 @@ #define PCI_DEVICE_ID_INTEL_ICH9_7 0x2916 #define PCI_DEVICE_ID_INTEL_ICH9_8 0x2918 #define PCI_DEVICE_ID_INTEL_82855PM_HB 0x3340 +#define PCI_DEVICE_ID_INTEL_IOAT_TBG4 0x3429 +#define PCI_DEVICE_ID_INTEL_IOAT_TBG5 0x342a +#define PCI_DEVICE_ID_INTEL_IOAT_TBG6 0x342b +#define PCI_DEVICE_ID_INTEL_IOAT_TBG7 0x342c +#define PCI_DEVICE_ID_INTEL_IOAT_TBG0 0x3430 +#define PCI_DEVICE_ID_INTEL_IOAT_TBG1 0x3431 +#define PCI_DEVICE_ID_INTEL_IOAT_TBG2 0x3432 +#define PCI_DEVICE_ID_INTEL_IOAT_TBG3 0x3433 #define PCI_DEVICE_ID_INTEL_82830_HB 0x3575 #define PCI_DEVICE_ID_INTEL_82830_CGC 0x3577 #define PCI_DEVICE_ID_INTEL_82855GM_HB 0x3580 |