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x86/platform/iosf_mbi: Remove duplicate definitions

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The read and write opcodes are global for all units on SoC and even across
Intel SoCs. Remove duplication of corresponding constants. At the same time
convert all current users.

No functional change.

Acked-by: Thomas Gleixner <[email protected]>
Acked-by: Boon Leong Ong <[email protected]>
Acked-by: Jacob Pan <[email protected]>
Signed-off-by: Andy Shevchenko <[email protected]>
Signed-off-by: Rafael J. Wysocki <[email protected]>
This commit is contained in:
Andy Shevchenko 2015-11-11 19:59:29 +02:00 • committed by Rafael J. Wysocki
commit 4077a387b7
7 changed files with 85 additions and 130 deletions
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17
drivers/i2c/busses/i2c-designware-baytrail.c
View file

@ -34,8 +34,7 @@ static int get_sem(struct device *dev, u32 *sem)
u32 data;
int ret;
ret = iosf_mbi_read(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_READ, PUNIT_SEMAPHORE,
&data);
ret = iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ, PUNIT_SEMAPHORE, &data);
if (ret) {
dev_err(dev, "iosf failed to read punit semaphore\n");
return ret;
@ -50,21 +49,19 @@ static void reset_semaphore(struct device *dev)
{
u32 data;
if (iosf_mbi_read(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_READ,
PUNIT_SEMAPHORE, &data)) {
if (iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ, PUNIT_SEMAPHORE, &data)) {
dev_err(dev, "iosf failed to reset punit semaphore during read\n");
return;
}
data &= ~PUNIT_SEMAPHORE_BIT;
if (iosf_mbi_write(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_WRITE,
PUNIT_SEMAPHORE, data))
if (iosf_mbi_write(BT_MBI_UNIT_PMC, MBI_REG_WRITE, PUNIT_SEMAPHORE, data))
dev_err(dev, "iosf failed to reset punit semaphore during write\n");
}
static int baytrail_i2c_acquire(struct dw_i2c_dev *dev)
{
u32 sem;
u32 sem = PUNIT_SEMAPHORE_ACQUIRE;
int ret;
unsigned long start, end;
@ -77,8 +74,7 @@ static int baytrail_i2c_acquire(struct dw_i2c_dev *dev)
return 0;
/* host driver writes to side band semaphore register */
ret = iosf_mbi_write(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_WRITE,
PUNIT_SEMAPHORE, PUNIT_SEMAPHORE_ACQUIRE);
ret = iosf_mbi_write(BT_MBI_UNIT_PMC, MBI_REG_WRITE, PUNIT_SEMAPHORE, sem);
if (ret) {
dev_err(dev->dev, "iosf punit semaphore request failed\n");
return ret;
@ -102,8 +98,7 @@ static int baytrail_i2c_acquire(struct dw_i2c_dev *dev)
dev_err(dev->dev, "punit semaphore timed out, resetting\n");
reset_semaphore(dev->dev);
ret = iosf_mbi_read(BT_MBI_UNIT_PMC, BT_MBI_BUNIT_READ,
PUNIT_SEMAPHORE, &sem);
ret = iosf_mbi_read(BT_MBI_UNIT_PMC, MBI_REG_READ, PUNIT_SEMAPHORE, &sem);
if (ret)
dev_err(dev->dev, "iosf failed to read punit semaphore\n");
else