For dual link MIPI Panels, few packets needs to be sent to Port A or
Port C or both. Based on the port no from MIPI Sequence Block#53, these
sequences needs to be sent accordingly.
Signed-off-by: Gaurav K Singh <gaurav.k.singh@xxxxxxxxx>
Signed-off-by: Shobhit Kumar <shobhit.kumar@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_dsi.h | 1 +
drivers/gpu/drm/i915/intel_dsi_cmd.c | 9 +++------
drivers/gpu/drm/i915/intel_dsi_panel_vbt.c | 3 +++
3 files changed, 7 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_dsi.h b/drivers/gpu/drm/i915/intel_dsi.h
index 657eb5c..587e71f 100644
--- a/drivers/gpu/drm/i915/intel_dsi.h
+++ b/drivers/gpu/drm/i915/intel_dsi.h
@@ -115,6 +115,7 @@ struct intel_dsi {
u16 clk_lp_to_hs_count;
u16 clk_hs_to_lp_count;
+ u16 port;
u16 init_count;
u32 pclk;
u16 burst_mode_ratio;
diff --git a/drivers/gpu/drm/i915/intel_dsi_cmd.c b/drivers/gpu/drm/i915/intel_dsi_cmd.c
index f4767fd..eb698b1 100644
--- a/drivers/gpu/drm/i915/intel_dsi_cmd.c
+++ b/drivers/gpu/drm/i915/intel_dsi_cmd.c
@@ -130,8 +130,7 @@ static int dsi_vc_send_short(struct intel_dsi *intel_dsi, int channel,
struct drm_encoder *encoder = &intel_dsi->base.base;
struct drm_device *dev = encoder->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
- struct intel_crtc *intel_crtc = to_intel_crtc(encoder->crtc);
- enum pipe pipe = intel_crtc->pipe;
+ enum pipe pipe = intel_dsi->port;
u32 ctrl_reg;
u32 ctrl;
u32 mask;
@@ -172,8 +171,7 @@ static int dsi_vc_send_long(struct intel_dsi *intel_dsi, int channel,
struct drm_encoder *encoder = &intel_dsi->base.base;
struct drm_device *dev = encoder->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
- struct intel_crtc *intel_crtc = to_intel_crtc(encoder->crtc);
- enum pipe pipe = intel_crtc->pipe;
+ enum pipe pipe = intel_dsi->port;
u32 data_reg;
int i, j, n;
u32 mask;
@@ -291,8 +289,7 @@ static int dsi_read_data_return(struct intel_dsi *intel_dsi,
struct drm_encoder *encoder = &intel_dsi->base.base;
struct drm_device *dev = encoder->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
- struct intel_crtc *intel_crtc = to_intel_crtc(encoder->crtc);
- enum pipe pipe = intel_crtc->pipe;
+ enum pipe pipe = intel_dsi->port;
int i, len = 0;
u32 data_reg, val;
diff --git a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
index f6bdd44..051bfff 100644
--- a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
+++ b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
@@ -106,6 +106,8 @@ static u8 *mipi_exec_send_packet(struct intel_dsi *intel_dsi, u8 *data)
/* LP or HS mode */
intel_dsi->hs = mode;
+ /*MIPI Port A or MIPI Port C*/
+ intel_dsi->port = port;
/* get packet type and increment the pointer */
type = *data++;
@@ -280,6 +282,7 @@ static bool generic_init(struct intel_dsi_device *dsi)
intel_dsi->clock_stop = mipi_config->enable_clk_stop ? 1 : 0;
intel_dsi->lane_count = mipi_config->lane_cnt + 1;
intel_dsi->pixel_format = mipi_config->videomode_color_format << 7;
+ intel_dsi->port = 0;
if (intel_dsi->pixel_format == VID_MODE_FORMAT_RGB666)
bits_per_pixel = 18;
--
1.7.9.5
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