From: Randy Wright <rwright@xxxxxxx>
Added function quirk_renderclear_reduced to set QUIRK_RENDERCLEAR_REDUCED
for designated platforms. Applying QUIRK_RENDERCLEAR_REDUCED for
the HP Pavilion Mini 300-020 prevents a GPU hang.
Signed-off-by: Randy Wright <rwright@xxxxxxx>
---
drivers/gpu/drm/i915/display/intel_quirks.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/drivers/gpu/drm/i915/display/intel_quirks.c b/drivers/gpu/drm/i915/display/intel_quirks.c
index 46beb155d835..630b984ba49c 100644
--- a/drivers/gpu/drm/i915/display/intel_quirks.c
+++ b/drivers/gpu/drm/i915/display/intel_quirks.c
@@ -53,6 +53,16 @@ static void quirk_increase_ddi_disabled_time(struct drm_i915_private *i915)
drm_info(&i915->drm, "Applying Increase DDI Disabled quirk\n");
}
+/*
+ * Force use of smaller batch size in gen7_renderclear.c
+ * Needed on (at least) HP Pavilion Mini 300-020 to avoid GPU hang.
+ */
+static void quirk_renderclear_reduced(struct drm_i915_private *i915)
+{
+ i915->quirks |= QUIRK_RENDERCLEAR_REDUCED;
+ drm_info(&i915->drm, "Applying Renderclear Reduced quirk\n");
+}
+
struct intel_quirk {
int device;
int subsystem_vendor;
@@ -141,6 +151,9 @@ static struct intel_quirk intel_quirks[] = {
/* HP Chromebook 14 (Celeron 2955U) */
{ 0x0a06, 0x103c, 0x21ed, quirk_backlight_present },
+ /* HP Mini 300-020 */
+ { 0x0a06, 0x103c, 0x2b38, quirk_renderclear_reduced },
+
/* Dell Chromebook 11 */
{ 0x0a06, 0x1028, 0x0a35, quirk_backlight_present },
--
2.25.1
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