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

Shobhit Kumar
2014-04-14T05:48:57Z

Signed-off-by: Shobhit Kumar <shobhit.kumar@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