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authorAlex Deucher <alexander.deucher@amd.com>2014-01-09 10:59:56 -0500
committerAlex Deucher <alexander.deucher@amd.com>2014-01-20 12:05:11 -0500
commit7f4237c6dad7c959615b896d3c6c728c37943f4d (patch)
tree62078b53fa2e78d462aef9fc1288c9348640adf1 /drivers/gpu/drm/radeon/cik.c
parentcfd72a4c2089aa3938f37281a34d6eb3306d5fd8 (diff)
Revert "drm/radeon: disable CIK CP semaphores for now"
This reverts commit 99b4f25122f43210278cde17a9d100906235a074. Semaphores work fine after further review and testing. Cc: 3.13 <stable@vger.kernel.org> # 3.13
Diffstat (limited to 'drivers/gpu/drm/radeon/cik.c')
-rw-r--r--drivers/gpu/drm/radeon/cik.c5
1 files changed, 0 insertions, 5 deletions
diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c
index e7f6334138a1..dc6d5f58018d 100644
--- a/drivers/gpu/drm/radeon/cik.c
+++ b/drivers/gpu/drm/radeon/cik.c
@@ -3566,8 +3566,6 @@ bool cik_semaphore_ring_emit(struct radeon_device *rdev,
struct radeon_semaphore *semaphore,
bool emit_wait)
{
-/* TODO: figure out why semaphore cause lockups */
-#if 0
uint64_t addr = semaphore->gpu_addr;
unsigned sel = emit_wait ? PACKET3_SEM_SEL_WAIT : PACKET3_SEM_SEL_SIGNAL;
@@ -3576,9 +3574,6 @@ bool cik_semaphore_ring_emit(struct radeon_device *rdev,
radeon_ring_write(ring, (upper_32_bits(addr) & 0xffff) | sel);
return true;
-#else
- return false;
-#endif
}
/**