The bpp value which is used while calulating the txbyteclkhs values
should be wrt the pixel format value. Currently bpp is coming
from pipe config to calculate txbyteclkhs.
Signed-off-by: Gaurav K Singh <gaurav.k.si...@intel.com>
Signed-off-by: Deepak M <m.dee...@intel.com>
Signed-off-by: Yogesh Mohan Marimuthu <yogesh.mohan.marimu...@intel.com>
---
drivers/gpu/drm/i915/intel_dsi.c | 5 ++---
drivers/gpu/drm/i915/intel_dsi.h | 1 +
drivers/gpu/drm/i915/intel_dsi_panel_vbt.c | 1 +
3 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c
index 7cedd63..04d8ce0 100644
--- a/drivers/gpu/drm/i915/intel_dsi.c
+++ b/drivers/gpu/drm/i915/intel_dsi.c
@@ -762,10 +762,9 @@ static void set_dsi_timings(struct drm_encoder *encoder,
{
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);
struct intel_dsi *intel_dsi = enc_to_intel_dsi(encoder);
enum port port;
- unsigned int bpp = intel_crtc->config->pipe_bpp;
+ unsigned int bpp = intel_dsi->dsi_bpp;
unsigned int lane_count = intel_dsi->lane_count;
u16 hactive, hfp, hsync, hbp, vfp, vsync, vbp;
@@ -822,7 +821,7 @@ static void intel_dsi_prepare(struct intel_encoder
*intel_encoder)
struct drm_display_mode *adjusted_mode =
&intel_crtc->config->base.adjusted_mode;
enum port port;
- unsigned int bpp = intel_crtc->config->pipe_bpp;
+ unsigned int bpp = intel_dsi->dsi_bpp;
u32 val, tmp;
u16 mode_hdisplay;
diff --git a/drivers/gpu/drm/i915/intel_dsi.h b/drivers/gpu/drm/i915/intel_dsi.h
index 36ca3cc..6b53b1f 100644
--- a/drivers/gpu/drm/i915/intel_dsi.h
+++ b/drivers/gpu/drm/i915/intel_dsi.h
@@ -65,6 +65,7 @@ struct intel_dsi {
/* video mode pixel format for MIPI_DSI_FUNC_PRG register */
u32 pixel_format;
+ u32 dsi_bpp;
/* video mode format for MIPI_VIDEO_MODE_FORMAT register */
u32 video_mode_format;
diff --git a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
index 38de166..6774726 100644
--- a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
+++ b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
@@ -437,6 +437,7 @@ struct drm_panel *vbt_panel_init(struct intel_dsi
*intel_dsi, u16 panel_id)
intel_dsi->init_count = mipi_config->master_init_timer;
intel_dsi->video_frmt_cfg_bits =
mipi_config->bta_enabled ? DISABLE_VIDEO_BTA : 0;
+ intel_dsi->dsi_bpp = bits_per_pixel;
pclk = mode->clock;
--
1.7.9.5
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