From: Ville Syrjälä <ville.syrjala@linux.intel.com>
Date: Wed, 22 Jan 2014 19:32:38 +0000 (+0200)
Subject: drm/i915: We implement WaEnableVGAAccessThroughIOPort:ctg, elk, ilk, snb, ivb, vlv... 
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=2b37c6160ebd0363bb191b3e94d15cafd8174f5d;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

drm/i915: We implement WaEnableVGAAccessThroughIOPort:ctg, elk, ilk, snb, ivb, vlv, hsw

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 65b470baee39..46b014f6080f 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -10985,6 +10985,7 @@ static void i915_disable_vga(struct drm_device *dev)
 	u8 sr1;
 	u32 vga_reg = i915_vgacntrl_reg(dev);
 
+	/* WaEnableVGAAccessThroughIOPort:ctg,elk,ilk,snb,ivb,vlv,hsw */
 	vga_get_uninterruptible(dev->pdev, VGA_RSRC_LEGACY_IO);
 	outb(SR01, VGA_SR_INDEX);
 	sr1 = inb(VGA_SR_DATA);