From: Maarten Lankhorst Date: Tue, 3 Nov 2015 07:31:41 +0000 (+0100) Subject: drm/i915: Extend DSL readout fix to BDW and SKL. X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=b291681926a142958112eedde62823230d6afb84;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git drm/i915: Extend DSL readout fix to BDW and SKL. Those platforms have the same bug as haswell, and the same fix applies to them. The original HSW fix that this extends is commit 41b578fb0e8b930f2470d3f673b0fa279e77a7b8 Author: Jesse Barnes Date: Tue Sep 22 12:15:54 2015 -0700 drm/i915: workaround bad DSL readout v3 Signed-off-by: Maarten Lankhorst Acked-by: Ville Syrjälä Cc: stable@vger.kernel.org # v4.3 Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=91579 Link: http://patchwork.freedesktop.org/patch/msgid/1446535913-31970-3-git-send-email-maarten.lankhorst@linux.intel.com Signed-off-by: Jani Nikula --- diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 5d8ec7a81831..684a0d9909e7 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -749,7 +749,7 @@ static int __intel_get_crtc_scanline(struct intel_crtc *crtc) * problem. We may need to extend this to include other platforms, * but so far testing only shows the problem on HSW. */ - if (IS_HASWELL(dev) && !position) { + if (HAS_DDI(dev) && !position) { int i, temp; for (i = 0; i < 100; i++) {