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drm/radeon/kms: add support for multiple fence queues v2

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For supporting multiple CP ring buffers, async DMA
engines and UVD.  We still need a way to synchronize
between engines.

v2 initialize unused fence driver ring to avoid issue in
   suspend/unload

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Christian König <deathsimple@vodafone.de>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Alex Deucher
2011-08-25 13:39:48 -04:00
committed by Dave Airlie
parent 851a6bd99e
commit 7465280c07
20 changed files with 198 additions and 147 deletions
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10
drivers/gpu/drm/radeon/r600.c
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@ -2316,7 +2316,7 @@ void r600_fence_ring_emit(struct radeon_device *rdev,
{
if (rdev->wb.use_event) {
u64 addr = rdev->wb.gpu_addr + R600_WB_EVENT_OFFSET +
(u64)(rdev->fence_drv.scratch_reg - rdev->scratch.reg_base);
(u64)(rdev->fence_drv[fence->ring].scratch_reg - rdev->scratch.reg_base);
/* flush read cache over gart */
radeon_ring_write(rdev, PACKET3(PACKET3_SURFACE_SYNC, 3));
radeon_ring_write(rdev, PACKET3_TC_ACTION_ENA |
@ -2349,7 +2349,7 @@ void r600_fence_ring_emit(struct radeon_device *rdev,
radeon_ring_write(rdev, WAIT_3D_IDLE_bit | WAIT_3D_IDLECLEAN_bit);
/* Emit fence sequence & fire IRQ */
radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1));
radeon_ring_write(rdev, ((rdev->fence_drv.scratch_reg - PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
radeon_ring_write(rdev, ((rdev->fence_drv[fence->ring].scratch_reg - PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
radeon_ring_write(rdev, fence->seq);
/* CP_INTERRUPT packet 3 no longer exists, use packet 0 */
radeon_ring_write(rdev, PACKET0(CP_INT_STATUS, 0));
@ -2575,7 +2575,7 @@ int r600_init(struct radeon_device *rdev)
/* Initialize clocks */
radeon_get_clock_info(rdev->ddev);
/* Fence driver */
r = radeon_fence_driver_init(rdev);
r = radeon_fence_driver_init(rdev, 1);
if (r)
return r;
if (rdev->flags & RADEON_IS_AGP) {
@ -3459,11 +3459,11 @@ restart_ih:
case 177: /* CP_INT in IB1 */
case 178: /* CP_INT in IB2 */
DRM_DEBUG("IH: CP int: 0x%08x\n", src_data);
radeon_fence_process(rdev);
radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
break;
case 181: /* CP EOP event */
DRM_DEBUG("IH: CP EOP\n");
radeon_fence_process(rdev);
radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
break;
case 233: /* GUI IDLE */
DRM_DEBUG("IH: GUI idle\n");