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Commit f1c79f16 authored by Shobhit Kumar's avatar Shobhit Kumar Committed by Daniel Vetter
Browse files

drm/i915: Parameterize the Clockstop and escape_clk_div 



In preparation for Generic driver

Signed-off-by: default avatarShobhit Kumar <shobhit.kumar@intel.com>
Reviewed-by: default avatarJani Nikula <jani.nikula@intel.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 20e5bf66

drivers/gpu/drm/i915/intel_dsi.c

+9 −2
Original line number Diff line number Diff line
@@ -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.

drivers/gpu/drm/i915/intel_dsi.h

+3 −1
Original line number Diff line number Diff line
@@ -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;