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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2010-11-08 21:07:24 +0000 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2010-11-08 21:09:52 +0000 |
| commit | 374c479bef7ecd2b41d6dd6e24aa21d73b3afae5 (patch) | |
| tree | e9d72ff6735fb3a4b20c1bb5b681eb2b38e900ab /drivers/gpu/drm/i915/intel_i2c.c | |
| parent | db5e4172a023cff68b3597ace8a5390b02669d27 (diff) | |
| download | op-kernel-dev-374c479bef7ecd2b41d6dd6e24aa21d73b3afae5.zip op-kernel-dev-374c479bef7ecd2b41d6dd6e24aa21d73b3afae5.tar.gz | |
drm/i915: POSTING_READs are simply flushes and so irrelevant to tracing
As we use POSTING_READ to flush the write to the register before
proceeding, we do not care what the return value is and similar we do
not care for the read to be recorded whilst tracing register
read/writes.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_i2c.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_i2c.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_i2c.c b/drivers/gpu/drm/i915/intel_i2c.c index 8f5c0d3..d2d493a 100644 --- a/drivers/gpu/drm/i915/intel_i2c.c +++ b/drivers/gpu/drm/i915/intel_i2c.c @@ -126,7 +126,7 @@ static void set_clock(void *data, int state_high) GPIO_CLOCK_VAL_MASK; I915_WRITE_NOTRACE(gpio->reg, reserved | clock_bits); - POSTING_READ_NOTRACE(gpio->reg); + POSTING_READ(gpio->reg); } static void set_data(void *data, int state_high) @@ -143,7 +143,7 @@ static void set_data(void *data, int state_high) GPIO_DATA_VAL_MASK; I915_WRITE_NOTRACE(gpio->reg, reserved | data_bits); - POSTING_READ_NOTRACE(gpio->reg); + POSTING_READ(gpio->reg); } static struct i2c_adapter * |
