From: Ville Syrjälä Date: Thu, 28 Jan 2021 15:59:46 +0000 (+0200) Subject: drm/i915: Power up combo PHY lanes for for HDMI as well X-Git-Url: https://git.baikalelectronics.ru/sdk/?a=commitdiff_plain;h=1e0cb7bef35f0d1aed383bf69a209df218b807c9;p=kernel.git drm/i915: Power up combo PHY lanes for for HDMI as well 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 Link: https://patchwork.freedesktop.org/patch/msgid/20210128155948.13678-3-ville.syrjala@linux.intel.com Reviewed-by: Imre Deak --- diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index 34db7afcfc754..1bb40ec5fe5db 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -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.