[PATCH 1/5] Staging ipack: fix a few sparse warnings

From: Samuel Iglesias Gonsalvez
Date: Mon May 14 2012 - 06:52:55 EST


Signed-off-by: Samuel Iglesias Gonsalvez <siglesias@xxxxxxxxxx>
---
drivers/staging/ipack/bridges/tpci200.c | 51 ++++++++++++++++++-------------
drivers/staging/ipack/bridges/tpci200.h | 6 ++--
drivers/staging/ipack/devices/ipoctal.c | 4 +--
drivers/staging/ipack/ipack.h | 2 +-
4 files changed, 35 insertions(+), 28 deletions(-)

diff --git a/drivers/staging/ipack/bridges/tpci200.c b/drivers/staging/ipack/bridges/tpci200.c
index 80cdd9e..4e812a7 100644
--- a/drivers/staging/ipack/bridges/tpci200.c
+++ b/drivers/staging/ipack/bridges/tpci200.c
@@ -16,7 +16,7 @@
#include <linux/module.h>
#include "tpci200.h"

-struct ipack_bus_ops tpci200_bus_ops;
+static struct ipack_bus_ops tpci200_bus_ops;

/* TPCI200 controls registers */
static int control_reg[] = {
@@ -70,35 +70,39 @@ static struct tpci200_board *check_slot(struct ipack_device *dev)
return tpci200;
}

-static inline unsigned char __tpci200_read8(void *address, unsigned long offset)
+static inline unsigned char __tpci200_read8(void __iomem *address,
+ unsigned long offset)
{
return ioread8(address + (offset^1));
}

-static inline unsigned short __tpci200_read16(void *address,
+static inline unsigned short __tpci200_read16(void __iomem *address,
unsigned long offset)
{
return ioread16(address + offset);
}

-static inline unsigned int __tpci200_read32(void *address, unsigned long offset)
+static inline unsigned int __tpci200_read32(void __iomem *address,
+ unsigned long offset)
{
return swahw32(ioread32(address + offset));
}

static inline void __tpci200_write8(unsigned char value,
- void *address, unsigned long offset)
+ void __iomem *address, unsigned long offset)
{
iowrite8(value, address+(offset^1));
}

-static inline void __tpci200_write16(unsigned short value, void *address,
+static inline void __tpci200_write16(unsigned short value,
+ void __iomem *address,
unsigned long offset)
{
iowrite16(value, address+offset);
}

-static inline void __tpci200_write32(unsigned int value, void *address,
+static inline void __tpci200_write32(unsigned int value,
+ void __iomem *address,
unsigned long offset)
{
iowrite32(swahw32(value), address+offset);
@@ -318,7 +322,7 @@ static irqreturn_t tpci200_interrupt(int irq, void *dev_id)
spin_lock_irqsave(&tpci200->info->access_lock, flags);

/* Read status register */
- status_reg = readw((unsigned short *) (tpci200->info->interface_regs +
+ status_reg = readw((void __iomem *) (tpci200->info->interface_regs +
TPCI200_STATUS_REG));

if (status_reg & TPCI200_SLOT_INT_MASK) {
@@ -331,10 +335,10 @@ static irqreturn_t tpci200_interrupt(int irq, void *dev_id)
ret = tpci200->slots[i].irq->handler(tpci200->slots[i].irq->arg);

/* Dummy reads */
- readw((unsigned short *)
+ readw((void __iomem *)
(tpci200->slots[i].dev->io_space.address +
0xC0));
- readw((unsigned short *)
+ readw((void __iomem *)
(tpci200->slots[i].dev->io_space.address +
0xC2));

@@ -349,12 +353,14 @@ static irqreturn_t tpci200_interrupt(int irq, void *dev_id)
pr_info("No registered ISR for slot [%s %d:%d]!. IRQ will be disabled.\n",
TPCI200_SHORTNAME,
tpci200->number, i);
- reg_value = readw((unsigned short *)(tpci200->info->interface_regs +
+ reg_value = readw(
+ (void __iomem *)(tpci200->info->interface_regs +
control_reg[i]));
reg_value &=
~(TPCI200_INT0_EN | TPCI200_INT1_EN);
- writew(reg_value, (unsigned short *)(tpci200->info->interface_regs +
- control_reg[i]));
+ writew(reg_value,
+ (void __iomem *)(tpci200->info->interface_regs +
+ control_reg[i]));
}
}
}
@@ -675,21 +681,21 @@ static int tpci200_register(struct tpci200_board *tpci200)
/* Set all slot physical address space */
for (i = 0; i < TPCI200_NB_SLOT; i++) {
tpci200->slots[i].io_phys.address =
- (void *)ioidint_base +
+ (void __iomem *)ioidint_base +
TPCI200_IO_SPACE_OFF + TPCI200_IO_SPACE_GAP*i;
tpci200->slots[i].io_phys.size = TPCI200_IO_SPACE_SIZE;

tpci200->slots[i].id_phys.address =
- (void *)ioidint_base +
+ (void __iomem *)ioidint_base +
TPCI200_ID_SPACE_OFF + TPCI200_ID_SPACE_GAP*i;
tpci200->slots[i].id_phys.size = TPCI200_ID_SPACE_SIZE;

tpci200->slots[i].mem_phys.address =
- (void *)mem_base + TPCI200_MEM8_GAP*i;
+ (void __iomem *)mem_base + TPCI200_MEM8_GAP*i;
tpci200->slots[i].mem_phys.size = TPCI200_MEM8_SIZE;

writew(slot_ctrl,
- (unsigned short *)(tpci200->info->interface_regs +
+ (void __iomem *)(tpci200->info->interface_regs +
control_reg[i]));
}

@@ -732,7 +738,7 @@ static int __tpci200_request_irq(struct tpci200_board *tpci200,
* clock rate 8 MHz
*/
slot_ctrl = TPCI200_INT0_EN | TPCI200_INT1_EN;
- writew(slot_ctrl, (unsigned short *)(tpci200->info->interface_regs +
+ writew(slot_ctrl, (void __iomem *)(tpci200->info->interface_regs +
control_reg[dev->slot]));

return 0;
@@ -752,8 +758,9 @@ static void __tpci200_free_irq(struct tpci200_board *tpci200,
* clock rate 8 MHz
*/
slot_ctrl = 0;
- writew(slot_ctrl, (unsigned short *)(tpci200->info->interface_regs +
- control_reg[dev->slot]));
+ writew(slot_ctrl,
+ (void __iomem *)(tpci200->info->interface_regs +
+ control_reg[dev->slot]));
}

static int tpci200_free_irq(struct ipack_device *dev)
@@ -878,7 +885,7 @@ static int tpci200_slot_map_space(struct ipack_device *dev,
{
int res;
unsigned int size_to_map;
- void *phys_address;
+ void __iomem *phys_address;
struct ipack_addr_space *virt_addr_space;
struct tpci200_board *tpci200;

@@ -1041,7 +1048,7 @@ static void tpci200_uninstall(struct tpci200_board *tpci200)
kfree(tpci200->slots);
}

-struct ipack_bus_ops tpci200_bus_ops = {
+static struct ipack_bus_ops tpci200_bus_ops = {
.map_space = tpci200_slot_map_space,
.unmap_space = tpci200_slot_unmap_space,
.request_irq = tpci200_request_irq,
diff --git a/drivers/staging/ipack/bridges/tpci200.h b/drivers/staging/ipack/bridges/tpci200.h
index 75801f6..c052107 100644
--- a/drivers/staging/ipack/bridges/tpci200.h
+++ b/drivers/staging/ipack/bridges/tpci200.h
@@ -147,9 +147,9 @@ struct tpci200_slot {
struct tpci200_infos {
struct pci_dev *pdev;
struct pci_device_id *id_table;
- void *interface_regs;
- void *ioidint_space;
- void *mem8_space;
+ void __iomem *interface_regs;
+ void __iomem *ioidint_space;
+ void __iomem *mem8_space;
spinlock_t access_lock;
struct ipack_bus_device drv;
};
diff --git a/drivers/staging/ipack/devices/ipoctal.c b/drivers/staging/ipack/devices/ipoctal.c
index a28c677..c88f391 100644
--- a/drivers/staging/ipack/devices/ipoctal.c
+++ b/drivers/staging/ipack/devices/ipoctal.c
@@ -72,7 +72,7 @@ static inline void ipoctal_write_io_reg(struct ipoctal *ipoctal,
{
unsigned long offset;

- offset = ((void *) dest) - ipoctal->dev->io_space.address;
+ offset = ((void __iomem *) dest) - ipoctal->dev->io_space.address;
ipoctal->dev->ops->write8(ipoctal->dev, IPACK_IO_SPACE, offset, value);
}

@@ -89,7 +89,7 @@ static inline unsigned char ipoctal_read_io_reg(struct ipoctal *ipoctal,
unsigned long offset;
unsigned char value;

- offset = ((void *) src) - ipoctal->dev->io_space.address;
+ offset = ((void __iomem *) src) - ipoctal->dev->io_space.address;
ipoctal->dev->ops->read8(ipoctal->dev, IPACK_IO_SPACE, offset, &value);
return value;
}
diff --git a/drivers/staging/ipack/ipack.h b/drivers/staging/ipack/ipack.h
index 3aa38c5..7f408ad 100644
--- a/drivers/staging/ipack/ipack.h
+++ b/drivers/staging/ipack/ipack.h
@@ -42,7 +42,7 @@ enum ipack_space {
* @size: size of the mapped space
*/
struct ipack_addr_space {
- void *address;
+ void __iomem *address;
unsigned int size;
};

--
1.7.10

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