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authorDave Airlie <airlied@redhat.com>2014-02-12 09:51:16 +1000
committerDave Airlie <airlied@redhat.com>2014-02-12 09:51:16 +1000
commitda89486f03ec5996d87b62d1a26c19e9c5cddf12 (patch)
tree7fd52ec62d07869f033c0a731742718a4a61f684 /drivers/gpu/drm/i915/i915_drv.h
parent379dd277edd0e19edf91710849b520629c3be4b2 (diff)
parent1d2cb9a54abc6e1d239f28f07661366d5662a94a (diff)
Merge tag 'drm-intel-fixes-2014-02-11' of ssh://git.freedesktop.org/git/drm-intel into drm-next
3 regression fixes in i915 * tag 'drm-intel-fixes-2014-02-11' of ssh://git.freedesktop.org/git/drm-intel: drm/i915: Pair va_copy with va_end in i915_error_vprintf drm/i915: Fix intel_pipe_to_cpu_transcoder for UMS drm/i915: Disable dp aux irq on g4x
Diffstat (limited to 'drivers/gpu/drm/i915/i915_drv.h')
-rw-r--r--drivers/gpu/drm/i915/i915_drv.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 4a2bf8e3f73..df77e20e3c3 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -1831,6 +1831,14 @@ struct drm_i915_file_private {
/* Early gen2 have a totally busted CS tlb and require pinned batches. */
#define HAS_BROKEN_CS_TLB(dev) (IS_I830(dev) || IS_845G(dev))
+/*
+ * dp aux and gmbus irq on gen4 seems to be able to generate legacy interrupts
+ * even when in MSI mode. This results in spurious interrupt warnings if the
+ * legacy irq no. is shared with another device. The kernel then disables that
+ * interrupt source and so prevents the other device from working properly.
+ */
+#define HAS_AUX_IRQ(dev) (INTEL_INFO(dev)->gen >= 5)
+#define HAS_GMBUS_IRQ(dev) (INTEL_INFO(dev)->gen >= 5)
/* With the 945 and later, Y tiling got adjusted so that it was 32 128-byte
* rows, which changed the alignment requirements and fence programming.