drm/i915: Parameterize the Clockstop and escape_clk_div

In preparation for Generic driver

Signed-off-by: Shobhit Kumar <shobhit.kumar@intel.com>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c
index 4793a5b..dfcdb10 100644 (file)
--- a/drivers/gpu/drm/i915/intel_dsi.c
+++ b/drivers/gpu/drm/i915/intel_dsi.c
@@ -495,10 +495,17 @@ static void intel_dsi_mode_set(struct intel_encoder *intel_encoder)
        /* dphy stuff */
 
        /* in terms of low power clock */
-       I915_WRITE(MIPI_INIT_COUNT(pipe), txclkesc(ESCAPE_CLOCK_DIVIDER_1, 100));
+       I915_WRITE(MIPI_INIT_COUNT(pipe), txclkesc(intel_dsi->escape_clk_div, 100));
+
+       val = 0;
+       if (intel_dsi->eotp_pkt == 0)
+               val |= EOT_DISABLE;
+
+       if (intel_dsi->clock_stop)
+               val |= CLOCKSTOP;
 
        /* recovery disables */
-       I915_WRITE(MIPI_EOT_DISABLE(pipe), intel_dsi->eot_disable);
+       I915_WRITE(MIPI_EOT_DISABLE(pipe), val);
 
        /* 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 b4a27ce..550714c 100644 (file)
--- a/drivers/gpu/drm/i915/intel_dsi.h
+++ b/drivers/gpu/drm/i915/intel_dsi.h
@@ -95,8 +95,10 @@ struct intel_dsi {
        u32 video_mode_format;
 
        /* eot for MIPI_EOT_DISABLE register */
-       u32 eot_disable;
+       u8 eotp_pkt;
+       u8 clock_stop;
 
+       u8 escape_clk_div;
        u32 port_bits;
        u32 bw_timer;
        u32 dphy_reg;