VBT 249 update to support more TMDS clock rate 3.00G, 3.40G
and 5.94G. Refer to this new definition to configure max
TMDS clock rate for HDMI driver.
BSpec: 20124
v2: new subject
Cc: Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx>
Cc: Ville Syrjala <ville.syrjala@xxxxxxxxxxxxxxx>
Cc: Ankit Nautiyal <ankit.k.nautiyal@xxxxxxxxx>
Signed-off-by: Lee Shawn C <shawn.c.lee@xxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_bios.c | 6 ++++++
drivers/gpu/drm/i915/display/intel_vbt_defs.h | 3 +++
2 files changed, 9 insertions(+)
diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c
index 40b5e7ed12c2..a559a1914588 100644
--- a/drivers/gpu/drm/i915/display/intel_bios.c
+++ b/drivers/gpu/drm/i915/display/intel_bios.c
@@ -1955,6 +1955,12 @@ static int _intel_bios_max_tmds_clock(const struct intel_bios_encoder_data *devd
fallthrough;
case HDMI_MAX_DATA_RATE_PLATFORM:
return 0;
+ case HDMI_MAX_DATA_RATE_594:
+ return 594000;
+ case HDMI_MAX_DATA_RATE_340:
+ return 340000;
+ case HDMI_MAX_DATA_RATE_300:
+ return 300000;
case HDMI_MAX_DATA_RATE_297:
return 297000;
case HDMI_MAX_DATA_RATE_165:
diff --git a/drivers/gpu/drm/i915/display/intel_vbt_defs.h b/drivers/gpu/drm/i915/display/intel_vbt_defs.h
index b9397d9363c5..e0508990df48 100644
--- a/drivers/gpu/drm/i915/display/intel_vbt_defs.h
+++ b/drivers/gpu/drm/i915/display/intel_vbt_defs.h
@@ -289,6 +289,9 @@ struct bdb_general_features {
#define HDMI_MAX_DATA_RATE_PLATFORM 0 /* 204 */
#define HDMI_MAX_DATA_RATE_297 1 /* 204 */
#define HDMI_MAX_DATA_RATE_165 2 /* 204 */
+#define HDMI_MAX_DATA_RATE_594 3 /* 249 */
+#define HDMI_MAX_DATA_RATE_340 4 /* 249 */
+#define HDMI_MAX_DATA_RATE_300 5 /* 249 */
#define LEGACY_CHILD_DEVICE_CONFIG_SIZE 33
--
2.17.1
