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drm/radeon: disable CIK CP semaphores for now

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Signed-off-by: Christian König <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Cc: [email protected]
This commit is contained in:
Christian König 2013-11-12 12:58:06 +01:00 • committed by Alex Deucher
commit 99b4f25122
1 changed files with 5 additions and 0 deletions
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5
drivers/gpu/drm/radeon/cik.c
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@ -3561,6 +3561,8 @@ 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;
@ -3569,6 +3571,9 @@ 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
}
/**