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-rw-r--r--drivers/pcmcia/au1000_generic.c1
-rw-r--r--drivers/pcmcia/cistpl.c51
-rw-r--r--drivers/pcmcia/ds.c6
-rw-r--r--drivers/pcmcia/o2micro.h34
-rw-r--r--drivers/pcmcia/pcmcia_resource.c3
-rw-r--r--drivers/pcmcia/pxa2xx_base.c2
-rw-r--r--drivers/pcmcia/pxa2xx_mainstone.c2
-rw-r--r--drivers/pcmcia/pxa2xx_sharpsl.c2
-rw-r--r--drivers/pcmcia/sa1100_generic.c2
-rw-r--r--drivers/pcmcia/sa1100_jornada720.c19
-rw-r--r--drivers/pcmcia/sa1111_generic.c2
-rw-r--r--drivers/pcmcia/sa11xx_base.c2
-rw-r--r--drivers/pcmcia/yenta_socket.c169
13 files changed, 183 insertions, 112 deletions
diff --git a/drivers/pcmcia/au1000_generic.c b/drivers/pcmcia/au1000_generic.c
index 0a5c95807cf2..470ef756252e 100644
--- a/drivers/pcmcia/au1000_generic.c
+++ b/drivers/pcmcia/au1000_generic.c
@@ -388,6 +388,7 @@ int au1x00_pcmcia_socket_probe(struct device *dev, struct pcmcia_low_level *ops,
struct au1000_pcmcia_socket *skt = PCMCIA_SOCKET(i);
memset(skt, 0, sizeof(*skt));
+ skt->socket.resource_ops = &pccard_static_ops;
skt->socket.ops = &au1x00_pcmcia_operations;
skt->socket.owner = ops->owner;
skt->socket.dev.dev = dev;
diff --git a/drivers/pcmcia/cistpl.c b/drivers/pcmcia/cistpl.c
index dd7651ff5b43..3afb682255a0 100644
--- a/drivers/pcmcia/cistpl.c
+++ b/drivers/pcmcia/cistpl.c
@@ -88,31 +88,38 @@ EXPORT_SYMBOL(release_cis_mem);
static void __iomem *
set_cis_map(struct pcmcia_socket *s, unsigned int card_offset, unsigned int flags)
{
- pccard_mem_map *mem = &s->cis_mem;
- int ret;
+ pccard_mem_map *mem = &s->cis_mem;
+ int ret;
+
+ if (!(s->features & SS_CAP_STATIC_MAP) && (mem->res == NULL)) {
+ mem->res = pcmcia_find_mem_region(0, s->map_size, s->map_size, 0, s);
+ if (mem->res == NULL) {
+ printk(KERN_NOTICE "cs: unable to map card memory!\n");
+ return NULL;
+ }
+ s->cis_virt = NULL;
+ }
- if (!(s->features & SS_CAP_STATIC_MAP) && mem->res == NULL) {
- mem->res = pcmcia_find_mem_region(0, s->map_size, s->map_size, 0, s);
- if (mem->res == NULL) {
- printk(KERN_NOTICE "cs: unable to map card memory!\n");
- return NULL;
+ if (!(s->features & SS_CAP_STATIC_MAP) && (!s->cis_virt))
+ s->cis_virt = ioremap(mem->res->start, s->map_size);
+
+ mem->card_start = card_offset;
+ mem->flags = flags;
+
+ ret = s->ops->set_mem_map(s, mem);
+ if (ret) {
+ iounmap(s->cis_virt);
+ s->cis_virt = NULL;
+ return NULL;
}
- s->cis_virt = ioremap(mem->res->start, s->map_size);
- }
- mem->card_start = card_offset;
- mem->flags = flags;
- ret = s->ops->set_mem_map(s, mem);
- if (ret) {
- iounmap(s->cis_virt);
- return NULL;
- }
- if (s->features & SS_CAP_STATIC_MAP) {
- if (s->cis_virt)
- iounmap(s->cis_virt);
- s->cis_virt = ioremap(mem->static_start, s->map_size);
- }
- return s->cis_virt;
+ if (s->features & SS_CAP_STATIC_MAP) {
+ if (s->cis_virt)
+ iounmap(s->cis_virt);
+ s->cis_virt = ioremap(mem->static_start, s->map_size);
+ }
+
+ return s->cis_virt;
}
/*======================================================================
diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c
index 3e3c6f12bbe6..43da2e92d50f 100644
--- a/drivers/pcmcia/ds.c
+++ b/drivers/pcmcia/ds.c
@@ -206,8 +206,8 @@ static void pcmcia_check_driver(struct pcmcia_driver *p_drv)
u32 hash;
if (!p_drv->attach || !p_drv->event || !p_drv->detach)
- printk(KERN_DEBUG "pcmcia: %s does misses a callback function",
- p_drv->drv.name);
+ printk(KERN_DEBUG "pcmcia: %s lacks a requisite callback "
+ "function\n", p_drv->drv.name);
while (did && did->match_flags) {
for (i=0; i<4; i++) {
@@ -589,8 +589,8 @@ static void pcmcia_delayed_add_pseudo_device(void *data)
static inline void pcmcia_add_pseudo_device(struct pcmcia_socket *s)
{
if (!s->pcmcia_state.device_add_pending) {
- schedule_work(&s->device_add);
s->pcmcia_state.device_add_pending = 1;
+ schedule_work(&s->device_add);
}
return;
}
diff --git a/drivers/pcmcia/o2micro.h b/drivers/pcmcia/o2micro.h
index b1f6e3d9ee06..a234ce1967a3 100644
--- a/drivers/pcmcia/o2micro.h
+++ b/drivers/pcmcia/o2micro.h
@@ -120,11 +120,16 @@
#define O2_MODE_E_LED_OUT 0x08
#define O2_MODE_E_SKTA_ACTV 0x10
+#define O2_RESERVED1 0x94
+#define O2_RESERVED2 0xD4
+#define O2_RES_READ_PREFETCH 0x02
+#define O2_RES_WRITE_BURST 0x08
+
static int o2micro_override(struct yenta_socket *socket)
{
/*
- * 'reserved' register at 0x94/D4. chaning it to 0xCA (8 bit) enables
- * read prefetching which for example makes the RME Hammerfall DSP
+ * 'reserved' register at 0x94/D4. allows setting read prefetch and write
+ * bursting. read prefetching for example makes the RME Hammerfall DSP
* working. for some bridges it is at 0x94, for others at 0xD4. it's
* ok to write to both registers on all O2 bridges.
* from Eric Still, 02Micro.
@@ -132,20 +137,35 @@ static int o2micro_override(struct yenta_socket *socket)
u8 a, b;
if (PCI_FUNC(socket->dev->devfn) == 0) {
- a = config_readb(socket, 0x94);
- b = config_readb(socket, 0xD4);
+ a = config_readb(socket, O2_RESERVED1);
+ b = config_readb(socket, O2_RESERVED2);
printk(KERN_INFO "Yenta O2: res at 0x94/0xD4: %02x/%02x\n", a, b);
switch (socket->dev->device) {
+ /*
+ * older bridges have problems with both read prefetch and write
+ * bursting depending on the combination of the chipset, bridge
+ * and the cardbus card. so disable them to be on the safe side.
+ */
+ case PCI_DEVICE_ID_O2_6729:
+ case PCI_DEVICE_ID_O2_6730:
+ case PCI_DEVICE_ID_O2_6812:
case PCI_DEVICE_ID_O2_6832:
- printk(KERN_INFO "Yenta O2: old bridge, not enabling read prefetch / write burst\n");
+ case PCI_DEVICE_ID_O2_6836:
+ printk(KERN_INFO "Yenta O2: old bridge, disabling read prefetch/write burst\n");
+ config_writeb(socket, O2_RESERVED1,
+ a & ~(O2_RES_READ_PREFETCH | O2_RES_WRITE_BURST));
+ config_writeb(socket, O2_RESERVED2,
+ b & ~(O2_RES_READ_PREFETCH | O2_RES_WRITE_BURST));
break;
default:
printk(KERN_INFO "Yenta O2: enabling read prefetch/write burst\n");
- config_writeb(socket, 0x94, a | 0x0a);
- config_writeb(socket, 0xD4, b | 0x0a);
+ config_writeb(socket, O2_RESERVED1,
+ a | O2_RES_READ_PREFETCH | O2_RES_WRITE_BURST);
+ config_writeb(socket, O2_RESERVED2,
+ b | O2_RES_READ_PREFETCH | O2_RES_WRITE_BURST);
}
}
diff --git a/drivers/pcmcia/pcmcia_resource.c b/drivers/pcmcia/pcmcia_resource.c
index 184f4f88b2a0..599b116d9747 100644
--- a/drivers/pcmcia/pcmcia_resource.c
+++ b/drivers/pcmcia/pcmcia_resource.c
@@ -41,6 +41,7 @@ module_param(io_speed, int, 0444);
#ifdef CONFIG_PCMCIA_PROBE
+#include <asm/irq.h>
/* mask of IRQs already reserved by other cards, we should avoid using them */
static u8 pcmcia_used_irq[NR_IRQS];
#endif
@@ -800,7 +801,7 @@ int pcmcia_request_irq(struct pcmcia_device *p_dev, irq_req_t *req)
} else {
int try;
u32 mask = s->irq_mask;
- void *data = NULL;
+ void *data = &p_dev->dev.driver; /* something unique to this device */
for (try = 0; try < 64; try++) {
irq = try % 32;
diff --git a/drivers/pcmcia/pxa2xx_base.c b/drivers/pcmcia/pxa2xx_base.c
index 3e23cd461fb1..325c992f7d8f 100644
--- a/drivers/pcmcia/pxa2xx_base.c
+++ b/drivers/pcmcia/pxa2xx_base.c
@@ -246,7 +246,7 @@ static void __exit pxa2xx_pcmcia_exit(void)
driver_unregister(&pxa2xx_pcmcia_driver);
}
-module_init(pxa2xx_pcmcia_init);
+fs_initcall(pxa2xx_pcmcia_init);
module_exit(pxa2xx_pcmcia_exit);
MODULE_AUTHOR("Stefan Eletzhofer <stefan.eletzhofer@inquant.de> and Ian Molton <spyro@f2s.com>");
diff --git a/drivers/pcmcia/pxa2xx_mainstone.c b/drivers/pcmcia/pxa2xx_mainstone.c
index 5309734e1687..bbe69b07ce50 100644
--- a/drivers/pcmcia/pxa2xx_mainstone.c
+++ b/drivers/pcmcia/pxa2xx_mainstone.c
@@ -196,7 +196,7 @@ static void __exit mst_pcmcia_exit(void)
platform_device_unregister(mst_pcmcia_device);
}
-module_init(mst_pcmcia_init);
+fs_initcall(mst_pcmcia_init);
module_exit(mst_pcmcia_exit);
MODULE_LICENSE("GPL");
diff --git a/drivers/pcmcia/pxa2xx_sharpsl.c b/drivers/pcmcia/pxa2xx_sharpsl.c
index 42efe218867a..7bac2f7d8b3f 100644
--- a/drivers/pcmcia/pxa2xx_sharpsl.c
+++ b/drivers/pcmcia/pxa2xx_sharpsl.c
@@ -257,7 +257,7 @@ static void __exit sharpsl_pcmcia_exit(void)
platform_device_unregister(sharpsl_pcmcia_device);
}
-module_init(sharpsl_pcmcia_init);
+fs_initcall(sharpsl_pcmcia_init);
module_exit(sharpsl_pcmcia_exit);
MODULE_DESCRIPTION("Sharp SL Series PCMCIA Support");
diff --git a/drivers/pcmcia/sa1100_generic.c b/drivers/pcmcia/sa1100_generic.c
index e98bb3d80e7c..d4ed508b38be 100644
--- a/drivers/pcmcia/sa1100_generic.c
+++ b/drivers/pcmcia/sa1100_generic.c
@@ -126,5 +126,5 @@ MODULE_AUTHOR("John Dorsey <john+@cs.cmu.edu>");
MODULE_DESCRIPTION("Linux PCMCIA Card Services: SA-11x0 Socket Controller");
MODULE_LICENSE("Dual MPL/GPL");
-module_init(sa11x0_pcmcia_init);
+fs_initcall(sa11x0_pcmcia_init);
module_exit(sa11x0_pcmcia_exit);
diff --git a/drivers/pcmcia/sa1100_jornada720.c b/drivers/pcmcia/sa1100_jornada720.c
index 0a387106acb0..7a87298bae99 100644
--- a/drivers/pcmcia/sa1100_jornada720.c
+++ b/drivers/pcmcia/sa1100_jornada720.c
@@ -30,20 +30,9 @@ static int jornada720_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
*/
GRER |= 0x00000002;
/* Set GPIO_A<3:1> to be outputs for PCMCIA/CF power controller: */
- PA_DDR = 0;
- PA_DWR = 0;
- PA_SDR = 0;
- PA_SSR = 0;
-
- PB_DDR = 0;
- PB_DWR = 0x01;
- PB_SDR = 0;
- PB_SSR = 0;
-
- PC_DDR = 0x88;
- PC_DWR = 0x20;
- PC_SDR = 0;
- PC_SSR = 0;
+ sa1111_set_io_dir(SA1111_DEV(skt->dev), GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0, 0);
+ sa1111_set_io(SA1111_DEV(skt->dev), GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0);
+ sa1111_set_sleep_io(SA1111_DEV(skt->dev), GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0);
return sa1111_pcmcia_hw_init(skt);
}
@@ -95,7 +84,7 @@ printk("%s(): config socket %d vcc %d vpp %d\n", __FUNCTION__,
unsigned long flags;
local_irq_save(flags);
- PA_DWR = (PA_DWR & ~pa_dwr_mask) | pa_dwr_set;
+ sa1111_set_io(SA1111_DEV(skt->dev), pa_dwr_mask, pa_dwr_set);
local_irq_restore(flags);
}
diff --git a/drivers/pcmcia/sa1111_generic.c b/drivers/pcmcia/sa1111_generic.c
index b441f43a6a55..bb90a1448a53 100644
--- a/drivers/pcmcia/sa1111_generic.c
+++ b/drivers/pcmcia/sa1111_generic.c
@@ -189,7 +189,7 @@ static void __exit sa1111_drv_pcmcia_exit(void)
sa1111_driver_unregister(&pcmcia_driver);
}
-module_init(sa1111_drv_pcmcia_init);
+fs_initcall(sa1111_drv_pcmcia_init);
module_exit(sa1111_drv_pcmcia_exit);
MODULE_DESCRIPTION("SA1111 PCMCIA card socket driver");
diff --git a/drivers/pcmcia/sa11xx_base.c b/drivers/pcmcia/sa11xx_base.c
index db04ffb6f68c..59c5d968e9f6 100644
--- a/drivers/pcmcia/sa11xx_base.c
+++ b/drivers/pcmcia/sa11xx_base.c
@@ -189,7 +189,7 @@ static int __init sa11xx_pcmcia_init(void)
{
return 0;
}
-module_init(sa11xx_pcmcia_init);
+fs_initcall(sa11xx_pcmcia_init);
static void __exit sa11xx_pcmcia_exit(void) {}
diff --git a/drivers/pcmcia/yenta_socket.c b/drivers/pcmcia/yenta_socket.c
index 0e7aa8176692..62fd705203fb 100644
--- a/drivers/pcmcia/yenta_socket.c
+++ b/drivers/pcmcia/yenta_socket.c
@@ -527,64 +527,29 @@ static int yenta_sock_suspend(struct pcmcia_socket *sock)
* Use an adaptive allocation for the memory resource,
* sometimes the memory behind pci bridges is limited:
* 1/8 of the size of the io window of the parent.
- * max 4 MB, min 16 kB.
+ * max 4 MB, min 16 kB. We try very hard to not get below
+ * the "ACC" values, though.
*/
#define BRIDGE_MEM_MAX 4*1024*1024
+#define BRIDGE_MEM_ACC 128*1024
#define BRIDGE_MEM_MIN 16*1024
-#define BRIDGE_IO_MAX 256
+#define BRIDGE_IO_MAX 512
+#define BRIDGE_IO_ACC 256
#define BRIDGE_IO_MIN 32
#ifndef PCIBIOS_MIN_CARDBUS_IO
#define PCIBIOS_MIN_CARDBUS_IO PCIBIOS_MIN_IO
#endif
-static void yenta_allocate_res(struct yenta_socket *socket, int nr, unsigned type)
+static int yenta_search_one_res(struct resource *root, struct resource *res,
+ u32 min)
{
- struct pci_bus *bus;
- struct resource *root, *res;
- u32 start, end;
- u32 align, size, min;
- unsigned offset;
- unsigned mask;
-
- res = socket->dev->resource + PCI_BRIDGE_RESOURCES + nr;
- /* Already allocated? */
- if (res->parent)
- return 0;
-
- /* The granularity of the memory limit is 4kB, on IO it's 4 bytes */
- mask = ~0xfff;
- if (type & IORESOURCE_IO)
- mask = ~3;
-
- offset = 0x1c + 8*nr;
- bus = socket->dev->subordinate;
- res->name = bus->name;
- res->flags = type;
- res->start = 0;
- res->end = 0;
- root = pci_find_parent_resource(socket->dev, res);
+ u32 align, size, start, end;
- if (!root)
- return;
-
- start = config_readl(socket, offset) & mask;
- end = config_readl(socket, offset+4) | ~mask;
- if (start && end > start && !override_bios) {
- res->start = start;
- res->end = end;
- if (request_resource(root, res) == 0)
- return;
- printk(KERN_INFO "yenta %s: Preassigned resource %d busy, reconfiguring...\n",
- pci_name(socket->dev), nr);
- res->start = res->end = 0;
- }
-
- if (type & IORESOURCE_IO) {
+ if (res->flags & IORESOURCE_IO) {
align = 1024;
size = BRIDGE_IO_MAX;
- min = BRIDGE_IO_MIN;
start = PCIBIOS_MIN_CARDBUS_IO;
end = ~0U;
} else {
@@ -599,26 +564,107 @@ static void yenta_allocate_res(struct yenta_socket *socket, int nr, unsigned typ
i++;
size = 1 << i;
}
- if (size < BRIDGE_MEM_MIN)
- size = BRIDGE_MEM_MIN;
- min = BRIDGE_MEM_MIN;
+ if (size < min)
+ size = min;
align = size;
start = PCIBIOS_MIN_MEM;
end = ~0U;
}
-
+
do {
- if (allocate_resource(root, res, size, start, end, align, NULL, NULL)==0) {
- config_writel(socket, offset, res->start);
- config_writel(socket, offset+4, res->end);
- return;
+ if (allocate_resource(root, res, size, start, end, align,
+ NULL, NULL)==0) {
+ return 1;
}
size = size/2;
align = size;
} while (size >= min);
+
+ return 0;
+}
+
+
+static int yenta_search_res(struct yenta_socket *socket, struct resource *res,
+ u32 min)
+{
+ int i;
+ for (i=0; i<PCI_BUS_NUM_RESOURCES; i++) {
+ struct resource * root = socket->dev->bus->resource[i];
+ if (!root)
+ continue;
+
+ if ((res->flags ^ root->flags) &
+ (IORESOURCE_IO | IORESOURCE_MEM | IORESOURCE_PREFETCH))
+ continue; /* Wrong type */
+
+ if (yenta_search_one_res(root, res, min))
+ return 1;
+ }
+ return 0;
+}
+
+static void yenta_allocate_res(struct yenta_socket *socket, int nr, unsigned type, int addr_start, int addr_end)
+{
+ struct resource *root, *res;
+ struct pci_bus_region region;
+ unsigned mask;
+
+ res = socket->dev->resource + PCI_BRIDGE_RESOURCES + nr;
+ /* Already allocated? */
+ if (res->parent)
+ return;
+
+ /* The granularity of the memory limit is 4kB, on IO it's 4 bytes */
+ mask = ~0xfff;
+ if (type & IORESOURCE_IO)
+ mask = ~3;
+
+ res->name = socket->dev->subordinate->name;
+ res->flags = type;
+
+ region.start = config_readl(socket, addr_start) & mask;
+ region.end = config_readl(socket, addr_end) | ~mask;
+ if (region.start && region.end > region.start && !override_bios) {
+ pcibios_bus_to_resource(socket->dev, res, &region);
+ root = pci_find_parent_resource(socket->dev, res);
+ if (root && (request_resource(root, res) == 0))
+ return;
+ printk(KERN_INFO "yenta %s: Preassigned resource %d busy or not available, reconfiguring...\n",
+ pci_name(socket->dev), nr);
+ }
+
+ if (type & IORESOURCE_IO) {
+ if ((yenta_search_res(socket, res, BRIDGE_IO_MAX)) ||
+ (yenta_search_res(socket, res, BRIDGE_IO_ACC)) ||
+ (yenta_search_res(socket, res, BRIDGE_IO_MIN))) {
+ config_writel(socket, addr_start, res->start);
+ config_writel(socket, addr_end, res->end);
+ return;
+ }
+ } else {
+ if (type & IORESOURCE_PREFETCH) {
+ if ((yenta_search_res(socket, res, BRIDGE_MEM_MAX)) ||
+ (yenta_search_res(socket, res, BRIDGE_MEM_ACC)) ||
+ (yenta_search_res(socket, res, BRIDGE_MEM_MIN))) {
+ config_writel(socket, addr_start, res->start);
+ config_writel(socket, addr_end, res->end);
+ return;
+ }
+ /* Approximating prefetchable by non-prefetchable */
+ res->flags = IORESOURCE_MEM;
+ }
+ if ((yenta_search_res(socket, res, BRIDGE_MEM_MAX)) ||
+ (yenta_search_res(socket, res, BRIDGE_MEM_ACC)) ||
+ (yenta_search_res(socket, res, BRIDGE_MEM_MIN))) {
+ config_writel(socket, addr_start, res->start);
+ config_writel(socket, addr_end, res->end);
+ return;
+ }
+ }
+
printk(KERN_INFO "yenta %s: no resource of type %x available, trying to continue...\n",
- pci_name(socket->dev), type);
- res->start = res->end = 0;
+ pci_name(socket->dev), type);
+ res->start = res->end = res->flags = 0;
}
/*
@@ -626,10 +672,14 @@ static void yenta_allocate_res(struct yenta_socket *socket, int nr, unsigned typ
*/
static void yenta_allocate_resources(struct yenta_socket *socket)
{
- yenta_allocate_res(socket, 0, IORESOURCE_MEM|IORESOURCE_PREFETCH);
- yenta_allocate_res(socket, 1, IORESOURCE_MEM);
- yenta_allocate_res(socket, 2, IORESOURCE_IO);
- yenta_allocate_res(socket, 3, IORESOURCE_IO); /* PCI isn't clever enough to use this one yet */
+ yenta_allocate_res(socket, 0, IORESOURCE_IO,
+ PCI_CB_IO_BASE_0, PCI_CB_IO_LIMIT_0);
+ yenta_allocate_res(socket, 1, IORESOURCE_IO,
+ PCI_CB_IO_BASE_1, PCI_CB_IO_LIMIT_1);
+ yenta_allocate_res(socket, 2, IORESOURCE_MEM|IORESOURCE_PREFETCH,
+ PCI_CB_MEMORY_BASE_0, PCI_CB_MEMORY_LIMIT_0);
+ yenta_allocate_res(socket, 3, IORESOURCE_MEM,
+ PCI_CB_MEMORY_BASE_1, PCI_CB_MEMORY_LIMIT_1);
}
@@ -1055,6 +1105,7 @@ static int yenta_dev_suspend (struct pci_dev *dev, pm_message_t state)
pci_save_state(dev);
pci_read_config_dword(dev, 16*4, &socket->saved_state[0]);
pci_read_config_dword(dev, 17*4, &socket->saved_state[1]);
+ pci_disable_device(dev);
/*
* Some laptops (IBM T22) do not like us putting the Cardbus
@@ -1078,6 +1129,8 @@ static int yenta_dev_resume (struct pci_dev *dev)
pci_restore_state(dev);
pci_write_config_dword(dev, 16*4, socket->saved_state[0]);
pci_write_config_dword(dev, 17*4, socket->saved_state[1]);
+ pci_enable_device(dev);
+ pci_set_master(dev);
if (socket->type && socket->type->restore_state)
socket->type->restore_state(socket);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-20 21:06:03 +0100