[Intel-gfx] [PATCH] drm/i915: Remove unused tmp assignment.

[Rodrigo Vivi]

These are left overs from the conversion towards intel_de_rmw.

Fixes: aa80b2b12b89 ("drm/i915/display/panel: use intel_de_rmw if possible in 
panel related code")
Cc: Andrzej Hajda <andrzej.ha...@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.v...@intel.com>
---
 drivers/gpu/drm/i915/display/intel_backlight.c | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/i915/display/intel_backlight.c 
b/drivers/gpu/drm/i915/display/intel_backlight.c
index b89e96bb4150..2e8f17c04522 100644
--- a/drivers/gpu/drm/i915/display/intel_backlight.c
+++ b/drivers/gpu/drm/i915/display/intel_backlight.c
@@ -352,20 +352,19 @@ static void lpt_disable_backlight(const struct 
drm_connector_state *old_conn_sta
                intel_de_write(i915, BLC_PWM_CPU_CTL2, tmp & ~BLM_PWM_ENABLE);
        }
 
-       tmp = intel_de_rmw(i915, BLC_PWM_PCH_CTL1, BLM_PCH_PWM_ENABLE, 0);
+       intel_de_rmw(i915, BLC_PWM_PCH_CTL1, BLM_PCH_PWM_ENABLE, 0);
 }
 
 static void pch_disable_backlight(const struct drm_connector_state 
*old_conn_state, u32 val)
 {
        struct intel_connector *connector = 
to_intel_connector(old_conn_state->connector);
        struct drm_i915_private *i915 = to_i915(connector->base.dev);
-       u32 tmp;
 
        intel_backlight_set_pwm_level(old_conn_state, val);
 
        intel_de_rmw(i915, BLC_PWM_CPU_CTL2, BLM_PWM_ENABLE, 0);
 
-       tmp = intel_de_rmw(i915, BLC_PWM_PCH_CTL1, BLM_PCH_PWM_ENABLE, 0);
+       intel_de_rmw(i915, BLC_PWM_PCH_CTL1, BLM_PCH_PWM_ENABLE, 0);
 }
 
 static void i9xx_disable_backlight(const struct drm_connector_state 
*old_conn_state, u32 val)
@@ -376,11 +375,10 @@ static void i9xx_disable_backlight(const struct 
drm_connector_state *old_conn_st
 static void i965_disable_backlight(const struct drm_connector_state 
*old_conn_state, u32 val)
 {
        struct drm_i915_private *i915 = to_i915(old_conn_state->connector->dev);
-       u32 tmp;
 
        intel_backlight_set_pwm_level(old_conn_state, val);
 
-       tmp = intel_de_rmw(i915, BLC_PWM_CTL2, BLM_PWM_ENABLE, 0);
+       intel_de_rmw(i915, BLC_PWM_CTL2, BLM_PWM_ENABLE, 0);
 }
 
 static void vlv_disable_backlight(const struct drm_connector_state 
*old_conn_state, u32 val)
@@ -388,11 +386,10 @@ static void vlv_disable_backlight(const struct 
drm_connector_state *old_conn_sta
        struct intel_connector *connector = 
to_intel_connector(old_conn_state->connector);
        struct drm_i915_private *i915 = to_i915(connector->base.dev);
        enum pipe pipe = to_intel_crtc(old_conn_state->crtc)->pipe;
-       u32 tmp;
 
        intel_backlight_set_pwm_level(old_conn_state, val);
 
-       tmp = intel_de_rmw(i915, VLV_BLC_PWM_CTL2(pipe), BLM_PWM_ENABLE, 0);
+       intel_de_rmw(i915, VLV_BLC_PWM_CTL2(pipe), BLM_PWM_ENABLE, 0);
 }
 
 static void bxt_disable_backlight(const struct drm_connector_state 
*old_conn_state, u32 val)
-- 
2.39.1