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authorJani Nikula <jani.nikula@intel.com>2022-09-12 14:45:16 +0300
committerJani Nikula <jani.nikula@intel.com>2022-09-13 19:55:12 +0300
commitc73cdd12de96ac4ae175b5095b5bdab6af96fcf4 (patch)
tree40339ab9ced178294941423984e780fb5321cc93
parent70296670f672e470a5b42f72468a9fe631264070 (diff)
downloadlinux-c73cdd12de96ac4ae175b5095b5bdab6af96fcf4.tar.gz
drm/i915/ipc: use intel_uncore_rmw() to enable/disable
Don't duplicate the rmw function. Signed-off-by: Jani Nikula <jani.nikula@intel.com> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/113a17cd18401b0e4c83396575b67aa6efb07346.1662983005.git.jani.nikula@intel.com
-rw-r--r--drivers/gpu/drm/i915/display/skl_watermark.c12
1 files changed, 2 insertions, 10 deletions
diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c
index 09249a42a53f..617a1f2d01ea 100644
--- a/drivers/gpu/drm/i915/display/skl_watermark.c
+++ b/drivers/gpu/drm/i915/display/skl_watermark.c
@@ -3127,19 +3127,11 @@ bool skl_watermark_ipc_enabled(struct drm_i915_private *i915)
void skl_watermark_ipc_update(struct drm_i915_private *i915)
{
- u32 val;
-
if (!HAS_IPC(i915))
return;
- val = intel_uncore_read(&i915->uncore, DISP_ARB_CTL2);
-
- if (skl_watermark_ipc_enabled(i915))
- val |= DISP_IPC_ENABLE;
- else
- val &= ~DISP_IPC_ENABLE;
-
- intel_uncore_write(&i915->uncore, DISP_ARB_CTL2, val);
+ intel_uncore_rmw(&i915->uncore, DISP_ARB_CTL2, DISP_IPC_ENABLE,
+ skl_watermark_ipc_enabled(i915) ? DISP_IPC_ENABLE : 0);
}
static bool skl_watermark_ipc_can_enable(struct drm_i915_private *i915)