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Subject[PATCH 5.19 003/207] drm/i915/bios: Split parse_driver_features() into two parts
Date
From: Ville Syrjälä <ville.syrjala@linux.intel.com>

[ Upstream commit c3fbcf60bc74b630967f291f47f0d9d0de6fcea7 ]

We use the "driver features" block for two different kinds
of data: global data, and per panel data. Split the function
into two parts along that line so that we can start doing the
parsing in two different locations.

Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220510104242.6099-11-ville.syrjala@linux.intel.com
Stable-dep-of: 607f41768a1e ("drm/i915/dsi: filter invalid backlight and CABC ports")
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/gpu/drm/i915/display/intel_bios.c | 11 +++++++++++
1 file changed, 11 insertions(+)

diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c
index 91caf4523b34..5ceabc380808 100644
--- a/drivers/gpu/drm/i915/display/intel_bios.c
+++ b/drivers/gpu/drm/i915/display/intel_bios.c
@@ -1188,6 +1188,16 @@ parse_driver_features(struct drm_i915_private *i915)
driver->lvds_config != BDB_DRIVER_FEATURE_INT_SDVO_LVDS)
i915->vbt.int_lvds_support = 0;
}
+}
+
+static void
+parse_panel_driver_features(struct drm_i915_private *i915)
+{
+ const struct bdb_driver_features *driver;
+
+ driver = find_section(i915, BDB_DRIVER_FEATURES);
+ if (!driver)
+ return;

if (i915->vbt.version < 228) {
drm_dbg_kms(&i915->drm, "DRRS State Enabled:%d\n",
@@ -2965,6 +2975,7 @@ void intel_bios_init(struct drm_i915_private *i915)
parse_lfp_backlight(i915);
parse_sdvo_panel_data(i915);
parse_driver_features(i915);
+ parse_panel_driver_features(i915);
parse_power_conservation_features(i915);
parse_edp(i915);
parse_psr(i915);
--
2.35.1


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