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Commit 987a709e authored by Jesse Barnes's avatar Jesse Barnes Committed by Chris Wilson
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drm/i915: remove now unnecessary delays in eDP panel power sequencing 

Now that we're doing the right thing elsewhere, these are no longer
necessary.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=31114


Signed-off-by: default avatarJesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
parent d210246a

drivers/gpu/drm/i915/intel_dp.c

+0 −10
Original line number Diff line number Diff line
@@ -834,11 +834,6 @@ static bool ironlake_edp_panel_on (struct intel_dp *intel_dp) 
	I915_WRITE(PCH_PP_CONTROL, pp);

	POSTING_READ(PCH_PP_CONTROL);



	/* Ouch. We need to wait here for some panels, like Dell e6510

	 * https://bugs.freedesktop.org/show_bug.cgi?id=29278i

	 */

	msleep(300);



	if (wait_for((I915_READ(PCH_PP_STATUS) & idle_on_mask) == idle_on_mask,

		     5000))

		DRM_ERROR("panel on wait timed out: 0x%08x\n",
@@ -875,11 +870,6 @@ static void ironlake_edp_panel_off (struct drm_device *dev) 
	pp |= PANEL_POWER_RESET; /* restore panel reset bit */

	I915_WRITE(PCH_PP_CONTROL, pp);

	POSTING_READ(PCH_PP_CONTROL);



	/* Ouch. We need to wait here for some panels, like Dell e6510

	 * https://bugs.freedesktop.org/show_bug.cgi?id=29278i

	 */

	msleep(300);

}



static void ironlake_edp_backlight_on (struct drm_device *dev)