[PATCH 24/83] drm/radeon/cik: Call kfd isr function

Oded Gabbay oded.gabbay at gmail.com
Thu Jul 10 14:50:24 PDT 2014


When radeon handles interrupts for cik, propogate this interrupt to kfd.

Signed-off-by: Oded Gabbay <oded.gabbay at amd.com>
---
 drivers/gpu/drm/radeon/cik.c        | 4 ++++
 drivers/gpu/drm/radeon/radeon_kfd.c | 6 ++++++
 2 files changed, 10 insertions(+)

diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c
index 803d0cb..6f4999a 100644
--- a/drivers/gpu/drm/radeon/cik.c
+++ b/drivers/gpu/drm/radeon/cik.c
@@ -140,6 +140,7 @@ static void cik_enable_gui_idle_interrupt(struct radeon_device *rdev,
 					  bool enable);
 extern void radeon_kfd_suspend(struct radeon_device *rdev);
 extern int radeon_kfd_resume(struct radeon_device *rdev);
+extern void radeon_kfd_interrupt(struct radeon_device *rdev, const void *ih_ring_entry);
 
 /* get temperature in millidegrees */
 int ci_get_temp(struct radeon_device *rdev)
@@ -7703,6 +7704,9 @@ restart_ih:
 	while (rptr != wptr) {
 		/* wptr/rptr are in bytes! */
 		ring_index = rptr / 4;
+
+		radeon_kfd_interrupt(rdev, (const void *) &rdev->ih.ring[ring_index]);
+
 		src_id =  le32_to_cpu(rdev->ih.ring[ring_index]) & 0xff;
 		src_data = le32_to_cpu(rdev->ih.ring[ring_index + 1]) & 0xfffffff;
 		ring_id = le32_to_cpu(rdev->ih.ring[ring_index + 2]) & 0xff;
diff --git a/drivers/gpu/drm/radeon/radeon_kfd.c b/drivers/gpu/drm/radeon/radeon_kfd.c
index e3af85b..f4cc3c5 100644
--- a/drivers/gpu/drm/radeon/radeon_kfd.c
+++ b/drivers/gpu/drm/radeon/radeon_kfd.c
@@ -124,6 +124,12 @@ void radeon_kfd_device_fini(struct radeon_device *rdev)
 	}
 }
 
+void radeon_kfd_interrupt(struct radeon_device *rdev, const void *ih_ring_entry)
+{
+	if (rdev->kfd)
+		kgd2kfd->interrupt(rdev->kfd, ih_ring_entry);
+}
+
 void radeon_kfd_suspend(struct radeon_device *rdev)
 {
 	if (rdev->kfd)
-- 
1.9.1



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