search for: vblank_get

Displaying 2 results from an estimated 2 matches for "vblank_get".

2017 Jan 18
1
[PATCH 3/4] drm/amd/display: Switch to using atomic_helper for flip.
...ct drm_plane_state *plane_state; > >> - struct drm_crtc_state *crtc_state; > >> - int ret = 0; > >> - > >> - state = drm_atomic_state_alloc(plane->dev); > >> - if (!state) > >> - return -ENOMEM; > >> - > >> - ret = drm_crtc_vblank_get(crtc); > > > > The DRM core's atomic page flip helper doesn't get/put vblank. Have > > you double-checked that removing them isn't a problem ? > > This patch makes the amdgpu DM code use the page_flip_target hook. > drm_mode_page_flip_ioctl calls drm_crtc_vbl...
2020 Jun 24
13
[RFC v7 00/11] drm/nouveau: Introduce CRC support for gf119+
Nvidia released some documentation on how CRC support works on their GPUs, hooray! So: this patch series implements said CRC support in nouveau, along with adding some special debugfs interfaces for some relevant igt-gpu-tools tests (already on the ML). First - we add some new functionality to kthread_work in the kernel, and then use this to add a new feature to DRM that Ville Syrj?l? came up