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
This commit is contained in:
Jani Nikula 2022-09-12 14:45:16 +03:00
parent 70296670f6
commit c73cdd12de
1 changed files with 2 additions and 10 deletions

View File

@ -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)