mirrors/linux
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2026-03-06 13:02:49 -05:00
Code Issues Packages Projects Releases Wiki Activity

drm/i915: Power up combo PHY lanes for for HDMI as well

Browse Source 
Currently we only explicitly power up the combo PHY lanes
for DP. The spec says we should do it for HDMI as well.

Cc: stable@vger.kernel.org
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210128155948.13678-3-ville.syrjala@linux.intel.com
Reviewed-by: Imre Deak <imre.deak@intel.com>
This commit is contained in:
Ville Syrjälä
2021-01-28 17:59:46 +02:00
parent 5cdf706fb9
commit 1e0cb7bef3
1 changed files with 2 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/gpu/drm/i915/display/intel_ddi.c
View File

@@ -4317,6 +4317,8 @@ static void intel_enable_ddi_hdmi(struct intel_atomic_state *state,
intel_de_write(dev_priv, reg, val);
}
intel_ddi_power_up_lanes(encoder, crtc_state);
/* In HDMI/DVI mode, the port width, and swing/emphasis values
* are ignored so nothing special needs to be done besides
* enabling the port.