[Intel-gfx] [PATCH 2/2] drm/i915/gmbus: use to_intel_gmbus() instead of open coding

[Jani Nikula]

On Fri, 04 Mar 2022, Ville Syrjälä <ville.syrjala at linux.intel.com> wrote:
> On Fri, Mar 04, 2022 at 12:14:26PM +0200, Jani Nikula wrote:
>> We have a helper for getting at the enclosing gmbus struct from the
>> embedded i2c_adapter, use it.
>> 
>> Signed-off-by: Jani Nikula <jani.nikula at intel.com>
>
> Series is
> Reviewed-by: Ville Syrjälä <ville.syrjala at linux.intel.com>

Thanks, pushed.

BR,
Jani.

>
>> ---
>>  drivers/gpu/drm/i915/display/intel_gmbus.c | 18 +++++-------------
>>  1 file changed, 5 insertions(+), 13 deletions(-)
>> 
>> diff --git a/drivers/gpu/drm/i915/display/intel_gmbus.c b/drivers/gpu/drm/i915/display/intel_gmbus.c
>> index 8f26528c3dc7..21281a7bdc17 100644
>> --- a/drivers/gpu/drm/i915/display/intel_gmbus.c
>> +++ b/drivers/gpu/drm/i915/display/intel_gmbus.c
>> @@ -300,9 +300,7 @@ static void set_data(void *data, int state_high)
>>  static int
>>  intel_gpio_pre_xfer(struct i2c_adapter *adapter)
>>  {
>> -	struct intel_gmbus *bus = container_of(adapter,
>> -					       struct intel_gmbus,
>> -					       adapter);
>> +	struct intel_gmbus *bus = to_intel_gmbus(adapter);
>>  	struct drm_i915_private *dev_priv = bus->dev_priv;
>>  
>>  	intel_gmbus_reset(dev_priv);
>> @@ -319,9 +317,7 @@ intel_gpio_pre_xfer(struct i2c_adapter *adapter)
>>  static void
>>  intel_gpio_post_xfer(struct i2c_adapter *adapter)
>>  {
>> -	struct intel_gmbus *bus = container_of(adapter,
>> -					       struct intel_gmbus,
>> -					       adapter);
>> +	struct intel_gmbus *bus = to_intel_gmbus(adapter);
>>  	struct drm_i915_private *dev_priv = bus->dev_priv;
>>  
>>  	set_data(bus, 1);
>> @@ -619,9 +615,7 @@ static int
>>  do_gmbus_xfer(struct i2c_adapter *adapter, struct i2c_msg *msgs, int num,
>>  	      u32 gmbus0_source)
>>  {
>> -	struct intel_gmbus *bus = container_of(adapter,
>> -					       struct intel_gmbus,
>> -					       adapter);
>> +	struct intel_gmbus *bus = to_intel_gmbus(adapter);
>>  	struct drm_i915_private *dev_priv = bus->dev_priv;
>>  	int i = 0, inc, try = 0;
>>  	int ret = 0;
>> @@ -751,8 +745,7 @@ do_gmbus_xfer(struct i2c_adapter *adapter, struct i2c_msg *msgs, int num,
>>  static int
>>  gmbus_xfer(struct i2c_adapter *adapter, struct i2c_msg *msgs, int num)
>>  {
>> -	struct intel_gmbus *bus =
>> -		container_of(adapter, struct intel_gmbus, adapter);
>> +	struct intel_gmbus *bus = to_intel_gmbus(adapter);
>>  	struct drm_i915_private *dev_priv = bus->dev_priv;
>>  	intel_wakeref_t wakeref;
>>  	int ret;
>> @@ -776,8 +769,7 @@ gmbus_xfer(struct i2c_adapter *adapter, struct i2c_msg *msgs, int num)
>>  
>>  int intel_gmbus_output_aksv(struct i2c_adapter *adapter)
>>  {
>> -	struct intel_gmbus *bus =
>> -		container_of(adapter, struct intel_gmbus, adapter);
>> +	struct intel_gmbus *bus = to_intel_gmbus(adapter);
>>  	struct drm_i915_private *dev_priv = bus->dev_priv;
>>  	u8 cmd = DRM_HDCP_DDC_AKSV;
>>  	u8 buf[DRM_HDCP_KSV_LEN] = { 0 };
>> -- 
>> 2.30.2

-- 
Jani Nikula, Intel Open Source Graphics Center