Changes done:
- Added identifier for Mipi transcoder A and C.
- Added power domain identifier for newly added mipi trancoder.
- Initialized transcoder for mipi during compute config.
Cc: Jani Nikula <jani.nik...@intel.com>
Cc: Jon Bloomfield <jon.bloomfi...@intel.com>
Signed-off-by: Animesh Manna <animesh.ma...@intel.com>
---
drivers/gpu/drm/i915/i915_debugfs.c | 4 ++++
drivers/gpu/drm/i915/i915_drv.h | 4 ++++
drivers/gpu/drm/i915/intel_dsi.c | 8 ++++++++
drivers/gpu/drm/i915/intel_runtime_pm.c | 2 ++
4 files changed, 18 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c
b/drivers/gpu/drm/i915/i915_debugfs.c
index eca94d0..a8b45f2 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -2700,6 +2700,10 @@ static const char *power_domain_str(enum
intel_display_power_domain domain)
return "TRANSCODER_B";
case POWER_DOMAIN_TRANSCODER_C:
return "TRANSCODER_C";
+ case POWER_DOMAIN_TRANSCODER_MIPI_A:
+ return "TRANSCODER_MIPI_A";
+ case POWER_DOMAIN_TRANSCODER_MIPI_C:
+ return "TRANSCODER_MIPI_C";
case POWER_DOMAIN_TRANSCODER_EDP:
return "TRANSCODER_EDP";
case POWER_DOMAIN_PORT_DDI_A_2_LANES:
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index be37f0c..3d8ca48 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -126,6 +126,8 @@ enum transcoder {
TRANSCODER_B,
TRANSCODER_C,
TRANSCODER_EDP,
+ TRANSCODER_MIPI_A,
+ TRANSCODER_MIPI_C,
I915_MAX_TRANSCODERS
};
#define transcoder_name(t) ((t) + 'A')
@@ -180,6 +182,8 @@ enum intel_display_power_domain {
POWER_DOMAIN_TRANSCODER_B,
POWER_DOMAIN_TRANSCODER_C,
POWER_DOMAIN_TRANSCODER_EDP,
+ POWER_DOMAIN_TRANSCODER_MIPI_A,
+ POWER_DOMAIN_TRANSCODER_MIPI_C,
POWER_DOMAIN_PORT_DDI_A_2_LANES,
POWER_DOMAIN_PORT_DDI_A_4_LANES,
POWER_DOMAIN_PORT_DDI_B_2_LANES,
diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c
index 170ae6f..cb3160f 100644
--- a/drivers/gpu/drm/i915/intel_dsi.c
+++ b/drivers/gpu/drm/i915/intel_dsi.c
@@ -270,6 +270,7 @@ static bool intel_dsi_compute_config(struct intel_encoder
*encoder,
struct intel_connector *intel_connector = intel_dsi->attached_connector;
struct drm_display_mode *fixed_mode = intel_connector->panel.fixed_mode;
struct drm_display_mode *adjusted_mode = &config->base.adjusted_mode;
+ struct drm_device *dev = intel_connector->base.dev;
DRM_DEBUG_KMS("\n");
@@ -279,6 +280,13 @@ static bool intel_dsi_compute_config(struct intel_encoder
*encoder,
/* DSI uses short packets for sync events, so clear mode flags for DSI
*/
adjusted_mode->flags = 0;
+ if (IS_BROXTON(dev)) {
+ if (intel_dsi->ports & (1 << PORT_A))
+ config->cpu_transcoder = TRANSCODER_MIPI_A;
+ else
+ config->cpu_transcoder = TRANSCODER_MIPI_C;
+ }
+
return true;
}
diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c
b/drivers/gpu/drm/i915/intel_runtime_pm.c
index e50cc88..06b58eb 100644
--- a/drivers/gpu/drm/i915/intel_runtime_pm.c
+++ b/drivers/gpu/drm/i915/intel_runtime_pm.c
@@ -367,6 +367,8 @@ static void hsw_set_power_well(struct drm_i915_private
*dev_priv,
BXT_DISPLAY_POWERWELL_2_POWER_DOMAINS | \
BIT(POWER_DOMAIN_PIPE_A) | \
BIT(POWER_DOMAIN_TRANSCODER_EDP) | \
+ BIT(POWER_DOMAIN_TRANSCODER_MIPI_A) | \
+ BIT(POWER_DOMAIN_TRANSCODER_MIPI_C) | \
BIT(POWER_DOMAIN_PIPE_A_PANEL_FITTER) | \
BIT(POWER_DOMAIN_PORT_DDI_A_2_LANES) | \
BIT(POWER_DOMAIN_PORT_DDI_A_4_LANES) | \
--
2.0.2
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