diff options
| author | Jakub Kicinski <kuba@kernel.org> | 2023-07-27 15:21:46 -0700 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2023-07-27 15:22:46 -0700 |
| commit | 014acf26685cfcfae37c9e98b83c622c0b01cf19 (patch) | |
| tree | 85ce0217698aef25875fdc62f2332bbbbc1bff2c /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c | |
| parent | Merge branch 'virtio-vsock-some-updates-for-msg_peek-flag' (diff) | |
| parent | Merge tag 'net-6.5-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/netd... (diff) | |
| download | linux-014acf26685cfcfae37c9e98b83c622c0b01cf19.tar.gz linux-014acf26685cfcfae37c9e98b83c622c0b01cf19.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR.
No conflicts or adjacent changes.
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c index 440fc0869a34..30d4c6fd95f5 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_crtc.c @@ -398,6 +398,18 @@ static int dm_crtc_helper_atomic_check(struct drm_crtc *crtc, return -EINVAL; } + /* + * Only allow async flips for fast updates that don't change the FB + * pitch, the DCC state, rotation, etc. + */ + if (crtc_state->async_flip && + dm_crtc_state->update_type != UPDATE_TYPE_FAST) { + drm_dbg_atomic(crtc->dev, + "[CRTC:%d:%s] async flips are only supported for fast updates\n", + crtc->base.id, crtc->name); + return -EINVAL; + } + /* In some use cases, like reset, no stream is attached */ if (!dm_crtc_state->stream) return 0; |