From: Christian König Date: Wed, 27 Aug 2014 13:22:00 +0000 (+0200) Subject: drm/radeon: drop RADEON_FENCE_SIGNALED_SEQ v2 X-Git-Tag: firefly_0821_release~176^2~3035^2~75^2~1 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=d6d5c5b8364bcc4d52cddc68bcb0a330d2af20f3;p=firefly-linux-kernel-4.4.55.git drm/radeon: drop RADEON_FENCE_SIGNALED_SEQ v2 It's causing issues with VMID handling and comparing the fence value two times actually doesn't make handling faster. v2: rebased on reset changes Signed-off-by: Christian König Reviewed-by: Maarten Lankhorst Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index 74919ef57ac3..896a84779650 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -120,9 +120,6 @@ extern int radeon_bapm; #define RADEONFB_CONN_LIMIT 4 #define RADEON_BIOS_NUM_SCRATCH 8 -/* fence seq are set to this number when signaled */ -#define RADEON_FENCE_SIGNALED_SEQ 0LL - /* internal ring indices */ /* r1xx+ has gfx CP ring */ #define RADEON_RING_TYPE_GFX_INDEX 0 diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c index a54bfd60510b..ecdba3afa2c3 100644 --- a/drivers/gpu/drm/radeon/radeon_fence.c +++ b/drivers/gpu/drm/radeon/radeon_fence.c @@ -328,16 +328,10 @@ static bool radeon_fence_seq_signaled(struct radeon_device *rdev, */ bool radeon_fence_signaled(struct radeon_fence *fence) { - if (!fence) { - return true; - } - if (fence->seq == RADEON_FENCE_SIGNALED_SEQ) { + if (!fence) return true; - } - if (radeon_fence_seq_signaled(fence->rdev, fence->seq, fence->ring)) { - fence->seq = RADEON_FENCE_SIGNALED_SEQ; + if (radeon_fence_seq_signaled(fence->rdev, fence->seq, fence->ring)) return true; - } return false; } @@ -445,15 +439,11 @@ int radeon_fence_wait(struct radeon_fence *fence, bool intr) } seq[fence->ring] = fence->seq; - if (seq[fence->ring] == RADEON_FENCE_SIGNALED_SEQ) - return 0; - r = radeon_fence_wait_seq_timeout(fence->rdev, seq, intr, MAX_SCHEDULE_TIMEOUT); if (r < 0) { return r; } - fence->seq = RADEON_FENCE_SIGNALED_SEQ; return 0; } @@ -487,10 +477,6 @@ int radeon_fence_wait_any(struct radeon_device *rdev, seq[i] = fences[i]->seq; ++num_rings; - - /* test if something was allready signaled */ - if (seq[i] == RADEON_FENCE_SIGNALED_SEQ) - return 0; } /* nothing to wait for ? */