From: Alex Deucher alexander.deucher@amd.com
Signed-off-by: Alex Deucher alexander.deucher@amd.com --- drivers/gpu/drm/radeon/cik.c | 121 ++++++++++++++++++++++++++++++++++++++++-- 1 files changed, 116 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c index 596bfed..5923ef7 100644 --- a/drivers/gpu/drm/radeon/cik.c +++ b/drivers/gpu/drm/radeon/cik.c @@ -4631,6 +4631,8 @@ int cik_irq_set(struct radeon_device *rdev) { u32 cp_int_cntl = CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE | PRIV_INSTR_INT_ENABLE | PRIV_REG_INT_ENABLE; + u32 cp_m1p0, cp_m1p1, cp_m1p2, cp_m1p3; + u32 cp_m2p0, cp_m2p1, cp_m2p2, cp_m2p3; u32 crtc1 = 0, crtc2 = 0, crtc3 = 0, crtc4 = 0, crtc5 = 0, crtc6 = 0; u32 hpd1, hpd2, hpd3, hpd4, hpd5, hpd6; u32 grbm_int_cntl = 0; @@ -4658,13 +4660,106 @@ int cik_irq_set(struct radeon_device *rdev) dma_cntl = RREG32(SDMA0_CNTL + SDMA0_REGISTER_OFFSET) & ~TRAP_ENABLE; dma_cntl1 = RREG32(SDMA0_CNTL + SDMA1_REGISTER_OFFSET) & ~TRAP_ENABLE;
+ cp_m1p0 = RREG32(CP_ME1_PIPE0_INT_CNTL) & ~TIME_STAMP_INT_ENABLE; + cp_m1p1 = RREG32(CP_ME1_PIPE1_INT_CNTL) & ~TIME_STAMP_INT_ENABLE; + cp_m1p2 = RREG32(CP_ME1_PIPE2_INT_CNTL) & ~TIME_STAMP_INT_ENABLE; + cp_m1p3 = RREG32(CP_ME1_PIPE3_INT_CNTL) & ~TIME_STAMP_INT_ENABLE; + cp_m2p0 = RREG32(CP_ME2_PIPE0_INT_CNTL) & ~TIME_STAMP_INT_ENABLE; + cp_m2p1 = RREG32(CP_ME2_PIPE1_INT_CNTL) & ~TIME_STAMP_INT_ENABLE; + cp_m2p2 = RREG32(CP_ME2_PIPE2_INT_CNTL) & ~TIME_STAMP_INT_ENABLE; + cp_m2p3 = RREG32(CP_ME2_PIPE3_INT_CNTL) & ~TIME_STAMP_INT_ENABLE; + /* enable CP interrupts on all rings */ if (atomic_read(&rdev->irq.ring_int[RADEON_RING_TYPE_GFX_INDEX])) { DRM_DEBUG("cik_irq_set: sw int gfx\n"); cp_int_cntl |= TIME_STAMP_INT_ENABLE; } - /* TODO: compute queues! */ - /* CP_ME[1-2]_PIPE[0-3]_INT_CNTL */ + if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_CP1_INDEX])) { + struct radeon_ring *ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]; + DRM_DEBUG("si_irq_set: sw int cp1\n"); + if (ring->me == 1) { + switch (ring->pipe) { + case 0: + cp_m1p0 |= TIME_STAMP_INT_ENABLE; + break; + case 1: + cp_m1p1 |= TIME_STAMP_INT_ENABLE; + break; + case 2: + cp_m1p2 |= TIME_STAMP_INT_ENABLE; + break; + case 3: + cp_m1p2 |= TIME_STAMP_INT_ENABLE; + break; + default: + DRM_DEBUG("si_irq_set: sw int cp1 invalid pipe %d\n", ring->pipe); + break; + } + } else if (ring->me == 2) { + switch (ring->pipe) { + case 0: + cp_m2p0 |= TIME_STAMP_INT_ENABLE; + break; + case 1: + cp_m2p1 |= TIME_STAMP_INT_ENABLE; + break; + case 2: + cp_m2p2 |= TIME_STAMP_INT_ENABLE; + break; + case 3: + cp_m2p2 |= TIME_STAMP_INT_ENABLE; + break; + default: + DRM_DEBUG("si_irq_set: sw int cp1 invalid pipe %d\n", ring->pipe); + break; + } + } else { + DRM_DEBUG("si_irq_set: sw int cp1 invalid me %d\n", ring->me); + } + } + if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_CP2_INDEX])) { + struct radeon_ring *ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]; + DRM_DEBUG("si_irq_set: sw int cp2\n"); + if (ring->me == 1) { + switch (ring->pipe) { + case 0: + cp_m1p0 |= TIME_STAMP_INT_ENABLE; + break; + case 1: + cp_m1p1 |= TIME_STAMP_INT_ENABLE; + break; + case 2: + cp_m1p2 |= TIME_STAMP_INT_ENABLE; + break; + case 3: + cp_m1p2 |= TIME_STAMP_INT_ENABLE; + break; + default: + DRM_DEBUG("si_irq_set: sw int cp2 invalid pipe %d\n", ring->pipe); + break; + } + } else if (ring->me == 2) { + switch (ring->pipe) { + case 0: + cp_m2p0 |= TIME_STAMP_INT_ENABLE; + break; + case 1: + cp_m2p1 |= TIME_STAMP_INT_ENABLE; + break; + case 2: + cp_m2p2 |= TIME_STAMP_INT_ENABLE; + break; + case 3: + cp_m2p2 |= TIME_STAMP_INT_ENABLE; + break; + default: + DRM_DEBUG("si_irq_set: sw int cp2 invalid pipe %d\n", ring->pipe); + break; + } + } else { + DRM_DEBUG("si_irq_set: sw int cp2 invalid me %d\n", ring->me); + } + }
if (atomic_read(&rdev->irq.ring_int[R600_RING_TYPE_DMA_INDEX])) { DRM_DEBUG("cik_irq_set: sw int dma\n"); @@ -4736,6 +4831,15 @@ int cik_irq_set(struct radeon_device *rdev) WREG32(SDMA0_CNTL + SDMA0_REGISTER_OFFSET, dma_cntl); WREG32(SDMA0_CNTL + SDMA1_REGISTER_OFFSET, dma_cntl1);
+ WREG32(CP_ME1_PIPE0_INT_CNTL, cp_m1p0); + WREG32(CP_ME1_PIPE1_INT_CNTL, cp_m1p1); + WREG32(CP_ME1_PIPE2_INT_CNTL, cp_m1p2); + WREG32(CP_ME1_PIPE3_INT_CNTL, cp_m1p3); + WREG32(CP_ME2_PIPE0_INT_CNTL, cp_m2p0); + WREG32(CP_ME2_PIPE1_INT_CNTL, cp_m2p1); + WREG32(CP_ME2_PIPE2_INT_CNTL, cp_m2p2); + WREG32(CP_ME2_PIPE3_INT_CNTL, cp_m2p3); + WREG32(GRBM_INT_CNTL, grbm_int_cntl);
WREG32(LB_INTERRUPT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, crtc1); @@ -4957,6 +5061,8 @@ static inline u32 cik_get_ih_wptr(struct radeon_device *rdev) */ int cik_irq_process(struct radeon_device *rdev) { + struct radeon_ring *cp1_ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]; + struct radeon_ring *cp2_ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]; u32 wptr; u32 rptr; u32 src_id, src_data, ring_id; @@ -5222,10 +5328,11 @@ restart_ih: radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX); break; case 1: - /* XXX compute */ - break; case 2: - /* XXX compute */ + if ((cp1_ring->me == me_id) & (cp1_ring->pipe == pipe_id)) + radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP1_INDEX); + if ((cp2_ring->me == me_id) & (cp2_ring->pipe == pipe_id)) + radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP2_INDEX); break; } break; @@ -5244,9 +5351,11 @@ restart_ih: break; case 1: /* XXX compute */ + queue_reset = true; break; case 2: /* XXX compute */ + queue_reset = true; break; } break; @@ -5265,9 +5374,11 @@ restart_ih: break; case 1: /* XXX compute */ + queue_reset = true; break; case 2: /* XXX compute */ + queue_reset = true; break; } break;