From: Christian König <christian.koenig@xxxxxxx>
The hardware just doesn't support this correctly.
Disable it before we accidentally write anywhere we shouldn't.
Signed-off-by: Christian König <christian.koenig@xxxxxxx>
---
drivers/gpu/drm/radeon/cik.c | 3 +--
drivers/gpu/drm/radeon/evergreen.c | 3 +--
drivers/gpu/drm/radeon/ni.c | 3 +--
drivers/gpu/drm/radeon/r600.c | 34 +++++++++++++++++++++-------------
drivers/gpu/drm/radeon/radeon.h | 1 -
drivers/gpu/drm/radeon/radeon_asic.c | 12 ++++++------
drivers/gpu/drm/radeon/radeon_asic.h | 6 ++++++
drivers/gpu/drm/radeon/radeon_ring.c | 2 +-
drivers/gpu/drm/radeon/rv770.c | 3 +--
drivers/gpu/drm/radeon/si.c | 3 +--
10 files changed, 39 insertions(+), 31 deletions(-)
diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c
index ed1d910..c60b96b 100644
--- a/drivers/gpu/drm/radeon/cik.c
+++ b/drivers/gpu/drm/radeon/cik.c
@@ -6107,8 +6107,7 @@ static int cik_startup(struct radeon_device *rdev)
ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
if (ring->ring_size) {
- r = radeon_ring_init(rdev, ring, ring->ring_size,
- R600_WB_UVD_RPTR_OFFSET,
+ r = radeon_ring_init(rdev, ring, ring->ring_size, 0,
UVD_RBC_RB_RPTR, UVD_RBC_RB_WPTR,
0, 0xfffff, RADEON_CP_PACKET2);
if (!r)
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 2e1de4f..8717f3c 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -5225,8 +5225,7 @@ static int evergreen_startup(struct radeon_device *rdev)
ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
if (ring->ring_size) {
- r = radeon_ring_init(rdev, ring, ring->ring_size,
- R600_WB_UVD_RPTR_OFFSET,
+ r = radeon_ring_init(rdev, ring, ring->ring_size, 0,
UVD_RBC_RB_RPTR, UVD_RBC_RB_WPTR,
0, 0xfffff, RADEON_CP_PACKET2);
if (!r)
diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c
index f30127c..4a04f07 100644
--- a/drivers/gpu/drm/radeon/ni.c
+++ b/drivers/gpu/drm/radeon/ni.c
@@ -2238,8 +2238,7 @@ static int cayman_startup(struct radeon_device *rdev)
ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
if (ring->ring_size) {
- r = radeon_ring_init(rdev, ring, ring->ring_size,
- R600_WB_UVD_RPTR_OFFSET,
+ r = radeon_ring_init(rdev, ring, ring->ring_size, 0,
UVD_RBC_RB_RPTR, UVD_RBC_RB_WPTR,
0, 0xfffff, RADEON_CP_PACKET2);
if (!r)
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 2d3655f..2b1d238 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -2630,31 +2630,39 @@ void r600_dma_fini(struct radeon_device *rdev)
/*
* UVD
*/
+
+uint32_t r600_uvd_get_rptr(struct radeon_device *rdev,
+ struct radeon_ring *ring)
+{
+ return RREG32(UVD_RBC_RB_RPTR);
+}
+
+uint32_t r600_uvd_get_wptr(struct radeon_device *rdev,
+ struct radeon_ring *ring)
+{
+ return RREG32(UVD_RBC_RB_WPTR);
+}
+
+void r600_uvd_set_wptr(struct radeon_device *rdev,
+ struct radeon_ring *ring)
+{
+ WREG32(UVD_RBC_RB_WPTR, ring->wptr);
+}
+
int r600_uvd_rbc_start(struct radeon_device *rdev)
{
struct radeon_ring *ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
- uint64_t rptr_addr;
uint32_t rb_bufsz, tmp;
int r;
- rptr_addr = rdev->wb.gpu_addr + R600_WB_UVD_RPTR_OFFSET;
-
- if (upper_32_bits(rptr_addr) != upper_32_bits(ring->gpu_addr)) {
- DRM_ERROR("UVD ring and rptr not in the same 4GB segment!\n");
- return -EINVAL;
- }
-
/* force RBC into idle state */
WREG32(UVD_RBC_RB_CNTL, 0x11010101);
/* Set the write pointer delay */
WREG32(UVD_RBC_RB_WPTR_CNTL, 0);
- /* set the wb address */
- WREG32(UVD_RBC_RB_RPTR_ADDR, rptr_addr >> 2);
-
/* programm the 4GB memory segment for rptr and ring buffer */
- WREG32(UVD_LMI_EXT40_ADDR, upper_32_bits(rptr_addr) |
+ WREG32(UVD_LMI_EXT40_ADDR, upper_32_bits(ring->gpu_addr) |
(0x7 << 16) | (0x1 << 31));
/* Initialize the ring buffer's read and write pointers */
@@ -2669,7 +2677,7 @@ int r600_uvd_rbc_start(struct radeon_device *rdev)
/* Set ring buffer size */
rb_bufsz = drm_order(ring->ring_size);
rb_bufsz = (0x1 << 8) | rb_bufsz;
- WREG32(UVD_RBC_RB_CNTL, rb_bufsz);
+ WREG32_P(UVD_RBC_RB_CNTL, rb_bufsz, ~0x11f1f);
ring->ready = true;
r = radeon_ring_test(rdev, R600_RING_TYPE_UVD_INDEX, ring);
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 2365b4b..ed26da2 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -1029,7 +1029,6 @@ struct radeon_wb {
#define R600_WB_DMA_RPTR_OFFSET 1792
#define R600_WB_IH_WPTR_OFFSET 2048
#define CAYMAN_WB_DMA1_RPTR_OFFSET 2304
-#define R600_WB_UVD_RPTR_OFFSET 2560
#define R600_WB_EVENT_OFFSET 3072
#define CIK_WB_CP1_WPTR_OFFSET 3328
#define CIK_WB_CP2_WPTR_OFFSET 3584
diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c
index baa2a97..f533add 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.c
+++ b/drivers/gpu/drm/radeon/radeon_asic.c
@@ -1155,9 +1155,9 @@ static struct radeon_asic_ring rv770_uvd_ring = {
.ring_test = &r600_uvd_ring_test,
.ib_test = &r600_uvd_ib_test,
.is_lockup = &radeon_ring_test_lockup,
- .get_rptr = &radeon_ring_generic_get_rptr,
- .get_wptr = &radeon_ring_generic_get_wptr,
- .set_wptr = &radeon_ring_generic_set_wptr,
+ .get_rptr = &r600_uvd_get_rptr,
+ .get_wptr = &r600_uvd_get_wptr,
+ .set_wptr = &r600_uvd_set_wptr,
};
static struct radeon_asic rv770_asic = {
@@ -1584,9 +1584,9 @@ static struct radeon_asic_ring cayman_uvd_ring = {
.ring_test = &r600_uvd_ring_test,
.ib_test = &r600_uvd_ib_test,
.is_lockup = &radeon_ring_test_lockup,
- .get_rptr = &radeon_ring_generic_get_rptr,
- .get_wptr = &radeon_ring_generic_get_wptr,
- .set_wptr = &radeon_ring_generic_set_wptr,
+ .get_rptr = &r600_uvd_get_rptr,
+ .get_wptr = &r600_uvd_get_wptr,
+ .set_wptr = &r600_uvd_set_wptr,
};
static struct radeon_asic cayman_asic = {
diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h
index 6822c7a..3a5f353 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.h
+++ b/drivers/gpu/drm/radeon/radeon_asic.h
@@ -433,6 +433,12 @@ void rs780_dpm_print_power_state(struct radeon_device *rdev,
/* uvd */
int r600_uvd_init(struct radeon_device *rdev);
+uint32_t r600_uvd_get_rptr(struct radeon_device *rdev,
+ struct radeon_ring *ring);
+uint32_t r600_uvd_get_wptr(struct radeon_device *rdev,
+ struct radeon_ring *ring);
+void r600_uvd_set_wptr(struct radeon_device *rdev,
+ struct radeon_ring *ring);
int r600_uvd_rbc_start(struct radeon_device *rdev);
void r600_uvd_rbc_stop(struct radeon_device *rdev);
int r600_uvd_ib_test(struct radeon_device *rdev, struct radeon_ring *ring);
diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c
index 5f1c51a..a01d252 100644
--- a/drivers/gpu/drm/radeon/radeon_ring.c
+++ b/drivers/gpu/drm/radeon/radeon_ring.c
@@ -362,7 +362,7 @@ u32 radeon_ring_generic_get_rptr(struct radeon_device *rdev,
{
u32 rptr;
- if (rdev->wb.enabled && ring != &rdev->ring[R600_RING_TYPE_UVD_INDEX])
+ if (rdev->wb.enabled)
rptr = le32_to_cpu(rdev->wb.wb[ring->rptr_offs/4]);
else
rptr = RREG32(ring->rptr_reg);
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index 4a62ad2..836de93 100644
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -1928,8 +1928,7 @@ static int rv770_startup(struct radeon_device *rdev)
ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
if (ring->ring_size) {
- r = radeon_ring_init(rdev, ring, ring->ring_size,
- R600_WB_UVD_RPTR_OFFSET,
+ r = radeon_ring_init(rdev, ring, ring->ring_size, 0,
UVD_RBC_RB_RPTR, UVD_RBC_RB_WPTR,
0, 0xfffff, RADEON_CP_PACKET2);
if (!r)
diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c
index 2349067..3ca2420 100644
--- a/drivers/gpu/drm/radeon/si.c
+++ b/drivers/gpu/drm/radeon/si.c
@@ -6310,8 +6310,7 @@ static int si_startup(struct radeon_device *rdev)
if (rdev->has_uvd) {
ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
if (ring->ring_size) {
- r = radeon_ring_init(rdev, ring, ring->ring_size,
- R600_WB_UVD_RPTR_OFFSET,
+ r = radeon_ring_init(rdev, ring, ring->ring_size, 0,
UVD_RBC_RB_RPTR, UVD_RBC_RB_WPTR,
0, 0xfffff, RADEON_CP_PACKET2);
if (!r)
--
1.7.9.5
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