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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: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
hifive-unleashed-5.1
Jesse Barnes 2011-01-24 17:10:53 -08:00 committed by Chris Wilson
parent d210246ab1
commit 987a709e15
1 changed files with 0 additions and 10 deletions
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10
drivers/gpu/drm/i915/intel_dp.c
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@ -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)