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Commit a1e09b62 authored by Francisco Jerez's avatar Francisco Jerez Committed by Dave Airlie
Browse files

drm/kms: Simplify setup of the initial I2C encoder config. 



In most use cases the driver will be using the same static config all
the time: interpreting i2c_board_info::platform_data as the default
config we can can save the GPU driver a redundant set_config() call.

Signed-off-by: default avatarFrancisco Jerez <currojerez@riseup.net>
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent fca3ec01

drivers/gpu/drm/drm_encoder_slave.c

+7 −0
Original line number Diff line number Diff line
@@ -41,6 +41,9 @@ 
 * &drm_encoder_slave. The @slave_funcs field will be initialized with

 * the hooks provided by the slave driver.

 *

 * If @info->platform_data is non-NULL it will be used as the initial

 * slave config.

 *

 * Returns 0 on success or a negative errno on failure, in particular,

 * -ENODEV is returned when no matching driver is found.

 */
@@ -85,6 +88,10 @@ int drm_i2c_encoder_init(struct drm_device *dev, 
	if (err)

		goto fail_unregister;



	if (info->platform_data)

		encoder->slave_funcs->set_config(&encoder->base,

						 info->platform_data);



	return 0;



fail_unregister: