[Intel-gfx] [PATCH 2/3] drm/i915/display/dsi: Add support to pipe D
José Roberto de Souza
jose.souza at intel.com
Thu Nov 7 21:45:58 UTC 2019
Adding pipe D support to DSI transcoder.
Not adding it for EDP transcoder code paths as only TGL has 4 pipes
and it do not have a EDP transcoder.
Cc: Lucas De Marchi <lucas.demarchi at intel.com>
Signed-off-by: José Roberto de Souza <jose.souza at intel.com>
---
drivers/gpu/drm/i915/display/icl_dsi.c | 6 ++++++
drivers/gpu/drm/i915/i915_reg.h | 1 +
2 files changed, 7 insertions(+)
diff --git a/drivers/gpu/drm/i915/display/icl_dsi.c b/drivers/gpu/drm/i915/display/icl_dsi.c
index 8eb2d7f29c82..f688207932e0 100644
--- a/drivers/gpu/drm/i915/display/icl_dsi.c
+++ b/drivers/gpu/drm/i915/display/icl_dsi.c
@@ -745,6 +745,9 @@ gen11_dsi_configure_transcoder(struct intel_encoder *encoder,
case PIPE_C:
tmp |= TRANS_DDI_EDP_INPUT_C_ONOFF;
break;
+ case PIPE_D:
+ tmp |= TRANS_DDI_EDP_INPUT_D_ONOFF;
+ break;
}
/* enable DDI buffer */
@@ -1325,6 +1328,9 @@ static bool gen11_dsi_get_hw_state(struct intel_encoder *encoder,
case TRANS_DDI_EDP_INPUT_C_ONOFF:
*pipe = PIPE_C;
break;
+ case TRANS_DDI_EDP_INPUT_D_ONOFF:
+ *pipe = PIPE_D;
+ break;
default:
DRM_ERROR("Invalid PIPE input\n");
goto out;
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 70459a3d93e3..88d1430a6800 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -9665,6 +9665,7 @@ enum skl_power_gate {
#define TRANS_DDI_EDP_INPUT_A_ONOFF (4 << 12)
#define TRANS_DDI_EDP_INPUT_B_ONOFF (5 << 12)
#define TRANS_DDI_EDP_INPUT_C_ONOFF (6 << 12)
+#define TRANS_DDI_EDP_INPUT_D_ONOFF (7 << 12)
#define TRANS_DDI_MST_TRANSPORT_SELECT_MASK REG_GENMASK(11, 10)
#define TRANS_DDI_MST_TRANSPORT_SELECT(trans) \
REG_FIELD_PREP(TRANS_DDI_MST_TRANSPORT_SELECT_MASK, trans)
--
2.24.0
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