[Intel-gfx] [PATCH 2/4] drm/i915: MIPI init count programming as generic parameter

Shobhit Kumar shobhit.kumar at intel.com
Mon Apr 14 07:48:25 CEST 2014


Signed-off-by: Shobhit Kumar <shobhit.kumar at intel.com>
---
 drivers/gpu/drm/i915/intel_dsi.c | 3 +++
 drivers/gpu/drm/i915/intel_dsi.h | 2 ++
 2 files changed, 5 insertions(+)

diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c
index 2795782..09b9318 100644
--- a/drivers/gpu/drm/i915/intel_dsi.c
+++ b/drivers/gpu/drm/i915/intel_dsi.c
@@ -525,6 +525,9 @@ static void intel_dsi_mode_set(struct intel_encoder *intel_encoder)
 	/* recovery disables */
 	I915_WRITE(MIPI_EOT_DISABLE(pipe), val);
 
+	/* in terms of low power clock */
+	I915_WRITE(MIPI_INIT_COUNT(pipe), intel_dsi->init_count);
+
 	/* in terms of txbyteclkhs. actual high to low switch +
 	 * MIPI_STOP_STATE_STALL * MIPI_LP_BYTECLK.
 	 *
diff --git a/drivers/gpu/drm/i915/intel_dsi.h b/drivers/gpu/drm/i915/intel_dsi.h
index 1649422..be132c5 100644
--- a/drivers/gpu/drm/i915/intel_dsi.h
+++ b/drivers/gpu/drm/i915/intel_dsi.h
@@ -114,6 +114,8 @@ struct intel_dsi {
 	u16 hs_to_lp_count;
 	u16 clk_lp_to_hs_count;
 	u16 clk_hs_to_lp_count;
+
+	u16 init_count;
 };
 
 static inline struct intel_dsi *enc_to_intel_dsi(struct drm_encoder *encoder)
-- 
1.8.3.2




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