This patch defines TRANS_CONF registers for DSI ports
0 and 1. Bitfields of these registers used for enabling
and reading the current state of transcoder.
v2: Add blank line before comment
Signed-off-by: Madhav Chauhan <madhav.chauhan@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_pci.c | 3 ++-
drivers/gpu/drm/i915/i915_reg.h | 8 ++++++++
2 files changed, 10 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c
index bd4e0fd..f1af50b 100644
--- a/drivers/gpu/drm/i915/i915_pci.c
+++ b/drivers/gpu/drm/i915/i915_pci.c
@@ -34,7 +34,8 @@
#define GEN_DEFAULT_PIPEOFFSETS \
.pipe_offsets = { PIPE_A_OFFSET, PIPE_B_OFFSET, \
- PIPE_C_OFFSET, PIPE_EDP_OFFSET }, \
+ PIPE_C_OFFSET, PIPE_EDP_OFFSET, \
+ PIPE_DSI0_OFFSET, PIPE_DSI1_OFFSET}, \
.trans_offsets = { TRANSCODER_A_OFFSET, TRANSCODER_B_OFFSET, \
TRANSCODER_C_OFFSET, TRANSCODER_EDP_OFFSET, \
TRANSCODER_DSI0_OFFSET, TRANSCODER_DSI1_OFFSET}, \
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index a87f0ef..34a0afa 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -5543,6 +5543,10 @@ enum {
#define DSL_LINEMASK_GEN2 0x00000fff
#define DSL_LINEMASK_GEN3 0x00001fff
#define _PIPEACONF 0x70008
+
+/* gen 11 DSI transcoder '0' and '1' */
+#define _PIPEDSI0CONF 0x7b008
+#define _PIPEDSI1CONF 0x7b808
#define PIPECONF_ENABLE (1 << 31)
#define PIPECONF_DISABLE 0
#define PIPECONF_DOUBLE_WIDE (1 << 30)
@@ -5650,6 +5654,10 @@ enum {
*/
#define PIPE_EDP_OFFSET 0x7f000
+/* gen 11 DSI transcoder '0' and '1' */
+#define PIPE_DSI0_OFFSET 0x7b000
+#define PIPE_DSI1_OFFSET 0x7b800
+
#define _MMIO_PIPE2(pipe, reg) _MMIO(dev_priv->info.pipe_offsets[pipe] - \
dev_priv->info.pipe_offsets[PIPE_A] + (reg) + \
dev_priv->info.display_mmio_offset)
--
2.7.4
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