[Intel-gfx] [PATCH 1/2] drm/i915/dg2: Load DMC

* [Intel-gfx] [PATCH 1/2] drm/i915/dg2: Load DMC
@ 2022-03-23 19:01 Anusha Srivatsa
  2022-03-23 19:01 ` [Intel-gfx] [PATCH 2/2] drm/i915/dg2: DC states for DG2 Anusha Srivatsa
                   ` (4 more replies)
  0 siblings, 5 replies; 7+ messages in thread
From: Anusha Srivatsa @ 2022-03-23 19:01 UTC (permalink / raw)
  To: intel-gfx

Add Support to load dmc v2.06

Cc: Madhumitha Tolakanahalli Pradeep <madhumitha.tolakanahalli.pradeep@intel.com>
Signed-off-by: Anusha Srivatsa <anusha.srivatsa@intel.com>
---
 drivers/gpu/drm/i915/display/intel_dmc.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dmc.c b/drivers/gpu/drm/i915/display/intel_dmc.c
index a719c0f379ba..462111a15304 100644
--- a/drivers/gpu/drm/i915/display/intel_dmc.c
+++ b/drivers/gpu/drm/i915/display/intel_dmc.c
@@ -47,6 +47,10 @@
 
 #define DISPLAY_VER12_DMC_MAX_FW_SIZE	ICL_DMC_MAX_FW_SIZE
 
+#define DG2_DMC_PATH			DMC_PATH(dg1, 2, 06)
+#define DG2_DMC_VERSION_REQUIRED	DMC_VERSION(2, 6)
+MODULE_FIRMWARE(DG2_DMC_PATH);
+
 #define ADLP_DMC_PATH			DMC_PATH(adlp, 2, 16)
 #define ADLP_DMC_VERSION_REQUIRED	DMC_VERSION(2, 16)
 MODULE_FIRMWARE(ADLP_DMC_PATH);
@@ -681,7 +685,11 @@ void intel_dmc_ucode_init(struct drm_i915_private *dev_priv)
 	 */
 	intel_dmc_runtime_pm_get(dev_priv);
 
-	if (IS_ALDERLAKE_P(dev_priv)) {
+	if (IS_DG2(dev_priv)) {
+		dmc->fw_path = DG2_DMC_PATH;
+		dmc->required_version = DG2_DMC_VERSION_REQUIRED;
+		dmc->max_fw_size = DISPLAY_VER13_DMC_MAX_FW_SIZE;
+	} else if (IS_ALDERLAKE_P(dev_priv)) {
 		dmc->fw_path = ADLP_DMC_PATH;
 		dmc->required_version = ADLP_DMC_VERSION_REQUIRED;
 		dmc->max_fw_size = DISPLAY_VER13_DMC_MAX_FW_SIZE;
-- 
2.25.1


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