diff options
| author | Su Sung Chung <Su.Chung@amd.com> | 2019-07-08 11:31:39 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-08-15 10:53:55 -0500 |
| commit | 91db9311945f01901ddb9813ce11364de214a156 (patch) | |
| tree | 1afec6692b3e5f2a29036ab0b889bf558adf91ac /drivers/gpu/drm/amd/display/dc/gpio/gpio_service.h | |
| parent | 37495fbdf12d1bce30dbc228c901ef45eba35739 (diff) | |
drm/amd/display: refactor gpio to allocate hw_container in constructor
[why]
if dynamic allocation fails during gpio_open, it will cause crash due to
page fault.
[how]
handle allocation when gpio object gets created and prevent from calling
gpio_open if allocation failed
Signed-off-by: Su Sung Chung <Su.Chung@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/gpio/gpio_service.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/gpio/gpio_service.h | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/gpio/gpio_service.h b/drivers/gpu/drm/amd/display/dc/gpio/gpio_service.h index 0c678af75331..b9775a131ecd 100644 --- a/drivers/gpu/drm/amd/display/dc/gpio/gpio_service.h +++ b/drivers/gpu/drm/amd/display/dc/gpio/gpio_service.h @@ -42,11 +42,7 @@ struct gpio_service { }; enum gpio_result dal_gpio_service_open( - struct gpio_service *service, - enum gpio_id id, - uint32_t en, - enum gpio_mode mode, - struct hw_gpio_pin **ptr); + struct gpio *gpio); void dal_gpio_service_close( struct gpio_service *service, |