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drm/i915/pps: use intel_de_rmw() for panel unlock

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Use rmw where needed.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Reviewed-by: Andrzej Hajda <andrzej.hajda@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230417085742.793379-1-jani.nikula@intel.com
This commit is contained in:
Jani Nikula 2023-04-17 11:57:42 +03:00
parent 62bb6b4920
commit 088248f4b0
1 changed files with 3 additions and 6 deletions
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9
drivers/gpu/drm/i915/display/intel_pps.c
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@ -1653,12 +1653,9 @@ void intel_pps_unlock_regs_wa(struct drm_i915_private *dev_priv)
*/
pps_num = intel_num_pps(dev_priv);
for (pps_idx = 0; pps_idx < pps_num; pps_idx++) {
u32 val = intel_de_read(dev_priv, PP_CONTROL(pps_idx));
val = (val & ~PANEL_UNLOCK_MASK) | PANEL_UNLOCK_REGS;
intel_de_write(dev_priv, PP_CONTROL(pps_idx), val);
}
for (pps_idx = 0; pps_idx < pps_num; pps_idx++)
intel_de_rmw(dev_priv, PP_CONTROL(pps_idx),
PANEL_UNLOCK_MASK, PANEL_UNLOCK_REGS);
}
void intel_pps_setup(struct drm_i915_private *i915)