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authorMichal Wajdeczko <michal.wajdeczko@intel.com>2017-05-10 12:59:26 +0000
committerJoonas Lahtinen <joonas.lahtinen@linux.intel.com>2017-05-11 12:49:26 +0300
commita03aac442d6f4ca4525e526047d831efb77b436a (patch)
tree871549825bc9dbbd56bd97340d10dfe21bc0ec62 /drivers/gpu/drm/i915/intel_uc.c
parenteb8bc8dcc5354a1f85d4ea79b1f466dc6273f832 (diff)
drm/i915/guc: Move notification code into virtual function
Prepare for alternate GuC notification mechanism. Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com> Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com> Reviewed-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com> [Joonas: Added newlines] Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_uc.c')
-rw-r--r--drivers/gpu/drm/i915/intel_uc.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_uc.c b/drivers/gpu/drm/i915/intel_uc.c
index 7fd75ca031c3..72f49e679707 100644
--- a/drivers/gpu/drm/i915/intel_uc.c
+++ b/drivers/gpu/drm/i915/intel_uc.c
@@ -94,12 +94,20 @@ void intel_uc_sanitize_options(struct drm_i915_private *dev_priv)
i915.enable_guc_submission = HAS_GUC_SCHED(dev_priv);
}
+static void guc_write_irq_trigger(struct intel_guc *guc)
+{
+ struct drm_i915_private *dev_priv = guc_to_i915(guc);
+
+ I915_WRITE(GUC_SEND_INTERRUPT, GUC_SEND_TRIGGER);
+}
+
void intel_uc_init_early(struct drm_i915_private *dev_priv)
{
struct intel_guc *guc = &dev_priv->guc;
mutex_init(&guc->send_mutex);
guc->send = intel_guc_send_nop;
+ guc->notify = guc_write_irq_trigger;
}
static void fetch_uc_fw(struct drm_i915_private *dev_priv,
@@ -413,7 +421,7 @@ int intel_guc_send_mmio(struct intel_guc *guc, const u32 *action, u32 len)
POSTING_READ(SOFT_SCRATCH(i - 1));
- I915_WRITE(GUC_SEND_INTERRUPT, GUC_SEND_TRIGGER);
+ intel_guc_notify(guc);
/*
* No GuC command should ever take longer than 10ms.