summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorVille Syrjälä <ville.syrjala@linux.intel.com>2024-03-21 18:18:04 +0200
committerVille Syrjälä <ville.syrjala@linux.intel.com>2024-03-22 17:07:48 +0200
commit8dac271521f2a6cc13a2e5fd81c44593dee18e51 (patch)
tree2d5adf437b361a7a81fa3af9b74c6a59e6c6df13
parent1d15f06dc53e829ee2d6ca5b969ce2a10de25382 (diff)
drm/i915/bios: Add the old DPST field into VBT LFP power block
According to some VBIOS sources the LFP power block used to have a single bit for DPST support. In version 159 that bit got moved into the driver features block, and then in version 228 back into the LFP power block (but this time as a per-panel thing). We have definitions for the last two, but not the original bit. Define it as well. Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20240321161806.31714-4-ville.syrjala@linux.intel.com Acked-by: Jani Nikula <jani.nikula@intel.com>
-rw-r--r--drivers/gpu/drm/i915/display/intel_vbt_defs.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_vbt_defs.h b/drivers/gpu/drm/i915/display/intel_vbt_defs.h
index 24583b455f2d..5da8ae407dfd 100644
--- a/drivers/gpu/drm/i915/display/intel_vbt_defs.h
+++ b/drivers/gpu/drm/i915/display/intel_vbt_defs.h
@@ -918,7 +918,7 @@ struct bdb_lfp_backlight_data {
* Block 44 - LFP Power Conservation Features Block
*/
struct lfp_power_features {
- u8 reserved1:1;
+ u8 dpst_support:1; /* ???-159 */
u8 power_conservation_pref:3;
u8 reserved2:1;
u8 lace_enabled_status:1; /* 210+ */