On Thu, Mar 26, 2020 at 01:19:28PM +0530, Uma Shankar wrote:
> This patch fixes the private_flags of mode to be checked and
> compared against uapi.mode and not from hw.mode. This helps
> properly trigger modeset at boot if desired by driver.
>
> It helps resolve audio_codec initialization issues if display
> is connected at boot. Initial discussion on this issue has happened
> on below thread:
> https://patchwork.freedesktop.org/series/74828/
>
> Fixes: https://gitlab.freedesktop.org/drm/intel/issues/1363
>
> Cc: Ville Syrjä <ville.syrj...@linux.intel.com>
> Cc: Maarten Lankhorst <maarten.lankho...@linux.intel.com>
> Cc: Kai Vehmanen <kai.vehma...@linux.intel.com>
> Cc: Souza, Jose <jose.so...@intel.com>
> Suggested-by: Ville Syrjä <ville.syrj...@linux.intel.com>
No one by that name here.
> Signed-off-by: Uma Shankar <uma.shan...@intel.com>
> Signed-off-by: SweeAun Khor <swee.aun.k...@intel.com>
> ---
> drivers/gpu/drm/i915/display/intel_display.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_display.c
> b/drivers/gpu/drm/i915/display/intel_display.c
> index fe55c7c713f1..e630429af2c0 100644
> --- a/drivers/gpu/drm/i915/display/intel_display.c
> +++ b/drivers/gpu/drm/i915/display/intel_display.c
> @@ -14747,8 +14747,8 @@ static int intel_atomic_check(struct drm_device *dev,
> /* Catch I915_MODE_FLAG_INHERITED */
> for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state,
> new_crtc_state, i) {
> - if (new_crtc_state->hw.mode.private_flags !=
> - old_crtc_state->hw.mode.private_flags)
> + if (new_crtc_state->uapi.mode.private_flags !=
> + old_crtc_state->uapi.mode.private_flags)
> new_crtc_state->uapi.mode_changed = true;
> }
>
> --
> 2.22.0
--
Ville Syrjälä
Intel
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