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* [Intel-gfx] [PATCH] drm/i915: add more TMDS clock rate supported by HDMI driver
@ 2022-03-01  5:01 Lee Shawn C
  2022-03-01  5:42 ` [Intel-gfx] ✓ Fi.CI.BAT: success for " Patchwork
                   ` (5 more replies)
  0 siblings, 6 replies; 8+ messages in thread
From: Lee Shawn C @ 2022-03-01  5:01 UTC (permalink / raw)
  To: intel-gfx

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

Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Ville Syrjala <ville.syrjala@linux.intel.com>
Cc: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
Signed-off-by: Lee Shawn C <shawn.c.lee@intel.com>
---
 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


^ permalink raw reply related	[flat|nested] 8+ messages in thread

end of thread, other threads:[~2022-03-03 13:27 UTC | newest]

Thread overview: 8+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2022-03-01  5:01 [Intel-gfx] [PATCH] drm/i915: add more TMDS clock rate supported by HDMI driver Lee Shawn C
2022-03-01  5:42 ` [Intel-gfx] ✓ Fi.CI.BAT: success for " Patchwork
2022-03-01 13:02 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork
2022-03-02 14:50 ` [Intel-gfx] [PATCH] " Ville Syrjälä
2022-03-03  8:38 ` [Intel-gfx] [v2] drm/i915: update new TMDS clock setting defined by VBT Lee Shawn C
2022-03-03 11:40   ` Ville Syrjälä
2022-03-03  9:49 ` [Intel-gfx] ✓ Fi.CI.BAT: success for drm/i915: add more TMDS clock rate supported by HDMI driver (rev2) Patchwork
2022-03-03 13:27 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork

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