On 08/09/16 02:23 AM, Imre Deak wrote:
> This fixes the error path for platforms that don't define the new
> page_flip_target() hook.
>
> Fixes: c229bfbbd04 ("drm: Add page_flip_target CRTC hook v2")
> Testcase: igt/kms_flip/basic-flip-vs-dpms
> CC: Michel Dänzer <michel.daenzer@xxxxxxx>
> Signed-off-by: Imre Deak <imre.deak@xxxxxxxxx>
> ---
> drivers/gpu/drm/drm_crtc.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
> index 0f797ee..d84a0ea 100644
> --- a/drivers/gpu/drm/drm_crtc.c
> +++ b/drivers/gpu/drm/drm_crtc.c
> @@ -2047,7 +2047,7 @@ int drm_mode_page_flip_ioctl(struct drm_device *dev,
> }
>
> out:
> - if (ret)
> + if (ret && crtc->funcs->page_flip_target)
> drm_crtc_vblank_put(crtc);
> if (fb)
> drm_framebuffer_unreference(fb);
>
Nice catch, thanks!
Reviewed-by: Michel Dänzer <michel.daenzer@xxxxxxx>
--
Earthling Michel Dänzer | http://www.amd.com
Libre software enthusiast | Mesa and X developer
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