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| author | Francisco Jerez <currojerez@riseup.net> | 2010-07-22 17:07:38 +0200 | 
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2010-08-05 09:37:45 +1000 | 
| commit | a1e09b62592eb57e25f8d076ffa5b7bef18be812 (patch) | |
| tree | fb8ec34351322f3735d9eb892ce9a4f80452193b | |
| parent | fca3ec01e0b40cab82cac7745e154b01969e6219 (diff) | |
| download | olio-linux-3.10-a1e09b62592eb57e25f8d076ffa5b7bef18be812.tar.xz olio-linux-3.10-a1e09b62592eb57e25f8d076ffa5b7bef18be812.zip  | |
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: Francisco Jerez <currojerez@riseup.net>
Signed-off-by: Dave Airlie <airlied@redhat.com>
| -rw-r--r-- | drivers/gpu/drm/drm_encoder_slave.c | 7 | 
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_encoder_slave.c b/drivers/gpu/drm/drm_encoder_slave.c index f0184696edf..d62c064fbaa 100644 --- a/drivers/gpu/drm/drm_encoder_slave.c +++ b/drivers/gpu/drm/drm_encoder_slave.c @@ -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:  |