drm/i915/dsi/xelpd: Add DSI transcoder support

Update ADL_P device info to support DSI0, DSI1

v2: Re-define cpu_transcoder_mask only (Jani)
Signed-off-by: Vandita Kulkarni <vandita.kulkarni@intel.com>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20211019151435.20477-3-vandita.kulkarni@intel.com

drivers/gpu/drm/i915/i915_pci.c

@@ -932,8 +932,6 @@ static const struct intel_device_info adl_s_info = {
 #define XE_LPD_FEATURES \
 	.abox_mask = GENMASK(1, 0),						\
 	.color = { .degamma_lut_size = 0, .gamma_lut_size = 0 },		\
-	.cpu_transcoder_mask = BIT(TRANSCODER_A) | BIT(TRANSCODER_B) |		\
-		BIT(TRANSCODER_C) | BIT(TRANSCODER_D),				\
 	.dbuf.size = 4096,							\
 	.dbuf.slice_mask = BIT(DBUF_S1) | BIT(DBUF_S2) | BIT(DBUF_S3) |		\
 		BIT(DBUF_S4),							\
@@ -955,12 +953,16 @@ static const struct intel_device_info adl_s_info = {
 		[TRANSCODER_B] = PIPE_B_OFFSET,					\
 		[TRANSCODER_C] = PIPE_C_OFFSET,					\
 		[TRANSCODER_D] = PIPE_D_OFFSET,					\
+		[TRANSCODER_DSI_0] = PIPE_DSI0_OFFSET,				\
+		[TRANSCODER_DSI_1] = PIPE_DSI1_OFFSET,				\
 	},									\
 	.trans_offsets = {							\
 		[TRANSCODER_A] = TRANSCODER_A_OFFSET,				\
 		[TRANSCODER_B] = TRANSCODER_B_OFFSET,				\
 		[TRANSCODER_C] = TRANSCODER_C_OFFSET,				\
 		[TRANSCODER_D] = TRANSCODER_D_OFFSET,				\
+		[TRANSCODER_DSI_0] = TRANSCODER_DSI0_OFFSET,			\
+		[TRANSCODER_DSI_1] = TRANSCODER_DSI1_OFFSET,			\
 	},									\
 	XE_LPD_CURSOR_OFFSETS
 
@@ -969,6 +971,9 @@ static const struct intel_device_info adl_p_info = {
 	XE_LPD_FEATURES,
 	PLATFORM(INTEL_ALDERLAKE_P),
 	.require_force_probe = 1,
+	.cpu_transcoder_mask = BIT(TRANSCODER_A) | BIT(TRANSCODER_B) |
+			       BIT(TRANSCODER_C) | BIT(TRANSCODER_D) |
+			       BIT(TRANSCODER_DSI_0) | BIT(TRANSCODER_DSI_1),
 	.display.has_cdclk_crawl = 1,
 	.display.has_modular_fia = 1,
 	.display.has_psr_hw_tracking = 0,
@@ -1038,6 +1043,8 @@ static const struct intel_device_info dg2_info = {
 		BIT(VECS0) | BIT(VECS1) |
 		BIT(VCS0) | BIT(VCS2),
 	.require_force_probe = 1,
+	.cpu_transcoder_mask = BIT(TRANSCODER_A) | BIT(TRANSCODER_B) |
+			       BIT(TRANSCODER_C) | BIT(TRANSCODER_D),
 };
 
 #undef PLATFORM