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drm/i915: Clean up LVDS register handling harder

Message ID 20151107141244.AB7616E242@gabe.freedesktop.org (mailing list archive)
State New, archived
Headers show

Commit Message

Lukas Wunner Nov. 5, 2015, 8:30 a.m. UTC
Minor fixup to d0669d007542 ("drm/i915: Clean up LVDS register
handling") which intended to read lvds_reg just once at the
beginning of intel_lvds_init() and use that throughout the rest
of the function but accidentally missed one register readout.

Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Lukas Wunner <lukas@wunner.de>
---
 drivers/gpu/drm/i915/intel_lvds.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

Comments

Jani Nikula Nov. 11, 2015, 3:54 p.m. UTC | #1
On Thu, 05 Nov 2015, Lukas Wunner <lukas@wunner.de> wrote:
> Minor fixup to d0669d007542 ("drm/i915: Clean up LVDS register
> handling") which intended to read lvds_reg just once at the
> beginning of intel_lvds_init() and use that throughout the rest
> of the function but accidentally missed one register readout.
>
> Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
> Signed-off-by: Lukas Wunner <lukas@wunner.de>

Pushed to drm-intel-next-queued, thanks for the patch.

BR,
Jani.

> ---
>  drivers/gpu/drm/i915/intel_lvds.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
> index 7f39b8a..baf72c1 100644
> --- a/drivers/gpu/drm/i915/intel_lvds.c
> +++ b/drivers/gpu/drm/i915/intel_lvds.c
> @@ -1164,8 +1164,7 @@ out:
>  	DRM_DEBUG_KMS("detected %s-link lvds configuration\n",
>  		      lvds_encoder->is_dual_link ? "dual" : "single");
>  
> -	lvds_encoder->a3_power = I915_READ(lvds_encoder->reg) &
> -				 LVDS_A3_POWER_MASK;
> +	lvds_encoder->a3_power = lvds & LVDS_A3_POWER_MASK;
>  
>  	lvds_connector->lid_notifier.notifier_call = intel_lid_notify;
>  	if (acpi_lid_notifier_register(&lvds_connector->lid_notifier)) {
diff mbox

Patch

diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index 7f39b8a..baf72c1 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -1164,8 +1164,7 @@  out:
 	DRM_DEBUG_KMS("detected %s-link lvds configuration\n",
 		      lvds_encoder->is_dual_link ? "dual" : "single");
 
-	lvds_encoder->a3_power = I915_READ(lvds_encoder->reg) &
-				 LVDS_A3_POWER_MASK;
+	lvds_encoder->a3_power = lvds & LVDS_A3_POWER_MASK;
 
 	lvds_connector->lid_notifier.notifier_call = intel_lid_notify;
 	if (acpi_lid_notifier_register(&lvds_connector->lid_notifier)) {