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drm/radeon: drop drivers copy of the rptr 

In all cases where it really matters we are using the read functions anyway.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2014-02-18 14:52:33 +01:00
Родитель a1d6f97c8c
Коммит ff212f25fe
15 изменённых файлов: 32 добавлений и 53 удалений
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7
drivers/gpu/drm/radeon/cik.c
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@ -4031,8 +4031,6 @@ static int cik_cp_gfx_resume(struct radeon_device *rdev)
WREG32(CP_RB0_BASE, rb_addr);
WREG32(CP_RB0_BASE_HI, upper_32_bits(rb_addr));
ring->rptr = RREG32(CP_RB0_RPTR);
/* start the ring */
cik_cp_gfx_start(rdev);
rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = true;
@ -4587,8 +4585,7 @@ static int cik_cp_compute_resume(struct radeon_device *rdev)
rdev->ring[idx].wptr = 0;
mqd->queue_state.cp_hqd_pq_wptr = rdev->ring[idx].wptr;
WREG32(CP_HQD_PQ_WPTR, mqd->queue_state.cp_hqd_pq_wptr);
rdev->ring[idx].rptr = RREG32(CP_HQD_PQ_RPTR);
mqd->queue_state.cp_hqd_pq_rptr = rdev->ring[idx].rptr;
mqd->queue_state.cp_hqd_pq_rptr = RREG32(CP_HQD_PQ_RPTR);
/* set the vmid for the queue */
mqd->queue_state.cp_hqd_vmid = 0;
@ -5118,7 +5115,7 @@ bool cik_gfx_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
if (!(reset_mask & (RADEON_RESET_GFX |
RADEON_RESET_COMPUTE |
RADEON_RESET_CP))) {
radeon_ring_lockup_update(ring);
radeon_ring_lockup_update(rdev, ring);
return false;
}
/* force CP activities */

4
drivers/gpu/drm/radeon/cik_sdma.c
Просмотреть файл

@ -362,8 +362,6 @@ static int cik_sdma_gfx_resume(struct radeon_device *rdev)
ring->wptr = 0;
WREG32(SDMA0_GFX_RB_WPTR + reg_offset, ring->wptr << 2);
ring->rptr = RREG32(SDMA0_GFX_RB_RPTR + reg_offset) >> 2;
/* enable DMA RB */
WREG32(SDMA0_GFX_RB_CNTL + reg_offset, rb_cntl | SDMA_RB_ENABLE);
@ -713,7 +711,7 @@ bool cik_sdma_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
mask = RADEON_RESET_DMA1;
if (!(reset_mask & mask)) {
radeon_ring_lockup_update(ring);
radeon_ring_lockup_update(rdev, ring);
return false;
}
/* force ring activities */

4
drivers/gpu/drm/radeon/evergreen.c
Просмотреть файл

@ -2990,8 +2990,6 @@ static int evergreen_cp_resume(struct radeon_device *rdev)
WREG32(CP_RB_BASE, ring->gpu_addr >> 8);
WREG32(CP_DEBUG, (1 << 27) | (1 << 28));
ring->rptr = RREG32(CP_RB_RPTR);
evergreen_cp_start(rdev);
ring->ready = true;
r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, ring);
@ -3952,7 +3950,7 @@ bool evergreen_gfx_is_lockup(struct radeon_device *rdev, struct radeon_ring *rin
if (!(reset_mask & (RADEON_RESET_GFX |
RADEON_RESET_COMPUTE |
RADEON_RESET_CP))) {
radeon_ring_lockup_update(ring);
radeon_ring_lockup_update(rdev, ring);
return false;
}
/* force CP activities */

2
drivers/gpu/drm/radeon/evergreen_dma.c
Просмотреть файл

@ -174,7 +174,7 @@ bool evergreen_dma_is_lockup(struct radeon_device *rdev, struct radeon_ring *rin
u32 reset_mask = evergreen_gpu_check_soft_reset(rdev);
if (!(reset_mask & RADEON_RESET_DMA)) {
radeon_ring_lockup_update(ring);
radeon_ring_lockup_update(rdev, ring);
return false;
}
/* force ring activities */

6
drivers/gpu/drm/radeon/ni.c
Просмотреть файл

@ -1642,8 +1642,8 @@ static int cayman_cp_resume(struct radeon_device *rdev)
ring = &rdev->ring[ridx[i]];
WREG32_P(cp_rb_cntl[i], RB_RPTR_WR_ENA, ~RB_RPTR_WR_ENA);
ring->rptr = ring->wptr = 0;
WREG32(cp_rb_rptr[i], ring->rptr);
ring->wptr = 0;
WREG32(cp_rb_rptr[i], 0);
WREG32(cp_rb_wptr[i], ring->wptr);
mdelay(1);
@ -1917,7 +1917,7 @@ bool cayman_gfx_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
if (!(reset_mask & (RADEON_RESET_GFX |
RADEON_RESET_COMPUTE |
RADEON_RESET_CP))) {
radeon_ring_lockup_update(ring);
radeon_ring_lockup_update(rdev, ring);
return false;
}
/* force CP activities */

4
drivers/gpu/drm/radeon/ni_dma.c
Просмотреть файл

@ -248,8 +248,6 @@ int cayman_dma_resume(struct radeon_device *rdev)
ring->wptr = 0;
WREG32(DMA_RB_WPTR + reg_offset, ring->wptr << 2);
ring->rptr = RREG32(DMA_RB_RPTR + reg_offset) >> 2;
WREG32(DMA_RB_CNTL + reg_offset, rb_cntl | DMA_RB_ENABLE);
ring->ready = true;
@ -302,7 +300,7 @@ bool cayman_dma_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
mask = RADEON_RESET_DMA1;
if (!(reset_mask & mask)) {
radeon_ring_lockup_update(ring);
radeon_ring_lockup_update(rdev, ring);
return false;
}
/* force ring activities */

3
drivers/gpu/drm/radeon/r100.c
Просмотреть файл

@ -1193,7 +1193,6 @@ int r100_cp_init(struct radeon_device *rdev, unsigned ring_size)
WREG32(RADEON_CP_RB_CNTL, tmp);
udelay(10);
ring->rptr = RREG32(RADEON_CP_RB_RPTR);
/* Set cp mode to bus mastering & enable cp*/
WREG32(RADEON_CP_CSQ_MODE,
REG_SET(RADEON_INDIRECT2_START, indirect2_start) |
@ -2523,7 +2522,7 @@ bool r100_gpu_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
rbbm_status = RREG32(R_000E40_RBBM_STATUS);
if (!G_000E40_GUI_ACTIVE(rbbm_status)) {
radeon_ring_lockup_update(ring);
radeon_ring_lockup_update(rdev, ring);
return false;
}
/* force CP activities */

4
drivers/gpu/drm/radeon/r600.c
Просмотреть файл

@ -1748,7 +1748,7 @@ bool r600_gfx_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
if (!(reset_mask & (RADEON_RESET_GFX |
RADEON_RESET_COMPUTE |
RADEON_RESET_CP))) {
radeon_ring_lockup_update(ring);
radeon_ring_lockup_update(rdev, ring);
return false;
}
/* force CP activities */
@ -2604,8 +2604,6 @@ int r600_cp_resume(struct radeon_device *rdev)
WREG32(CP_RB_BASE, ring->gpu_addr >> 8);
WREG32(CP_DEBUG, (1 << 27) | (1 << 28));
ring->rptr = RREG32(CP_RB_RPTR);
r600_cp_start(rdev);
ring->ready = true;
r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, ring);

4
drivers/gpu/drm/radeon/r600_dma.c
Просмотреть файл

@ -176,8 +176,6 @@ int r600_dma_resume(struct radeon_device *rdev)
ring->wptr = 0;
WREG32(DMA_RB_WPTR, ring->wptr << 2);
ring->rptr = RREG32(DMA_RB_RPTR) >> 2;
WREG32(DMA_RB_CNTL, rb_cntl | DMA_RB_ENABLE);
ring->ready = true;
@ -221,7 +219,7 @@ bool r600_dma_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
u32 reset_mask = r600_gpu_check_soft_reset(rdev);
if (!(reset_mask & RADEON_RESET_DMA)) {
radeon_ring_lockup_update(ring);
radeon_ring_lockup_update(rdev, ring);
return false;
}
/* force ring activities */

4
drivers/gpu/drm/radeon/radeon.h
Просмотреть файл

@ -793,7 +793,6 @@ struct radeon_ib {
struct radeon_ring {
struct radeon_bo *ring_obj;
volatile uint32_t *ring;
unsigned rptr;
unsigned rptr_offs;
unsigned rptr_save_reg;
u64 next_rptr_gpu_addr;
@ -958,7 +957,8 @@ void radeon_ring_undo(struct radeon_ring *ring);
void radeon_ring_unlock_undo(struct radeon_device *rdev, struct radeon_ring *cp);
int radeon_ring_test(struct radeon_device *rdev, struct radeon_ring *cp);
void radeon_ring_force_activity(struct radeon_device *rdev, struct radeon_ring *ring);
void radeon_ring_lockup_update(struct radeon_ring *ring);
void radeon_ring_lockup_update(struct radeon_device *rdev,
struct radeon_ring *ring);
bool radeon_ring_test_lockup(struct radeon_device *rdev, struct radeon_ring *ring);
unsigned radeon_ring_backup(struct radeon_device *rdev, struct radeon_ring *ring,
uint32_t **data);

27
drivers/gpu/drm/radeon/radeon_ring.c
Просмотреть файл

@ -342,9 +342,10 @@ bool radeon_ring_supports_scratch_reg(struct radeon_device *rdev,
*/
void radeon_ring_free_size(struct radeon_device *rdev, struct radeon_ring *ring)
{
ring->rptr = radeon_ring_get_rptr(rdev, ring);
uint32_t rptr = radeon_ring_get_rptr(rdev, ring);
/* This works because ring_size is a power of 2 */
ring->ring_free_dw = (ring->rptr + (ring->ring_size / 4));
ring->ring_free_dw = rptr + (ring->ring_size / 4);
ring->ring_free_dw -= ring->wptr;
ring->ring_free_dw &= ring->ptr_mask;
if (!ring->ring_free_dw) {
@ -376,7 +377,7 @@ int radeon_ring_alloc(struct radeon_device *rdev, struct radeon_ring *ring, unsi
/* This is an empty ring update lockup info to avoid
* false positive.
*/
radeon_ring_lockup_update(ring);
radeon_ring_lockup_update(rdev, ring);
}
ndw = (ndw + ring->align_mask) & ~ring->align_mask;
while (ndw > (ring->ring_free_dw - 1)) {
@ -490,8 +491,7 @@ void radeon_ring_force_activity(struct radeon_device *rdev, struct radeon_ring *
{
int r;
radeon_ring_free_size(rdev, ring);
if (ring->rptr == ring->wptr) {
if (radeon_ring_get_rptr(rdev, ring) == ring->wptr) {
r = radeon_ring_alloc(rdev, ring, 1);
if (!r) {
radeon_ring_write(ring, ring->nop);
@ -507,9 +507,10 @@ void radeon_ring_force_activity(struct radeon_device *rdev, struct radeon_ring *
*
* Update the last rptr value and timestamp (all asics).
*/
void radeon_ring_lockup_update(struct radeon_ring *ring)
void radeon_ring_lockup_update(struct radeon_device *rdev,
struct radeon_ring *ring)
{
ring->last_rptr = ring->rptr;
ring->last_rptr = radeon_ring_get_rptr(rdev, ring);
ring->last_activity = jiffies;
}
@ -535,18 +536,18 @@ void radeon_ring_lockup_update(struct radeon_ring *ring)
**/
bool radeon_ring_test_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
{
uint32_t rptr = radeon_ring_get_rptr(rdev, ring);
unsigned long cjiffies, elapsed;
cjiffies = jiffies;
if (!time_after(cjiffies, ring->last_activity)) {
/* likely a wrap around */
radeon_ring_lockup_update(ring);
radeon_ring_lockup_update(rdev, ring);
return false;
}
ring->rptr = radeon_ring_get_rptr(rdev, ring);
if (ring->rptr != ring->last_rptr) {
if (rptr != ring->last_rptr) {
/* CP is still working no lockup */
radeon_ring_lockup_update(ring);
radeon_ring_lockup_update(rdev, ring);
return false;
}
elapsed = jiffies_to_msecs(cjiffies - ring->last_activity);
@ -709,7 +710,7 @@ int radeon_ring_init(struct radeon_device *rdev, struct radeon_ring *ring, unsig
if (radeon_debugfs_ring_init(rdev, ring)) {
DRM_ERROR("Failed to register debugfs file for rings !\n");
}
radeon_ring_lockup_update(ring);
radeon_ring_lockup_update(rdev, ring);
return 0;
}
@ -780,8 +781,6 @@ static int radeon_debugfs_ring_info(struct seq_file *m, void *data)
seq_printf(m, "driver's copy of the wptr: 0x%08x [%5d]\n",
ring->wptr, ring->wptr);
seq_printf(m, "driver's copy of the rptr: 0x%08x [%5d]\n",
ring->rptr, ring->rptr);
seq_printf(m, "last semaphore signal addr : 0x%016llx\n",
ring->last_semaphore_signal_addr);
seq_printf(m, "last semaphore wait addr : 0x%016llx\n",

8
drivers/gpu/drm/radeon/si.c
Просмотреть файл

@ -3434,8 +3434,6 @@ static int si_cp_resume(struct radeon_device *rdev)
WREG32(CP_RB0_BASE, ring->gpu_addr >> 8);
ring->rptr = RREG32(CP_RB0_RPTR);
/* ring1 - compute only */
/* Set ring buffer size */
ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX];
@ -3460,8 +3458,6 @@ static int si_cp_resume(struct radeon_device *rdev)
WREG32(CP_RB1_BASE, ring->gpu_addr >> 8);
ring->rptr = RREG32(CP_RB1_RPTR);
/* ring2 - compute only */
/* Set ring buffer size */
ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX];
@ -3486,8 +3482,6 @@ static int si_cp_resume(struct radeon_device *rdev)
WREG32(CP_RB2_BASE, ring->gpu_addr >> 8);
ring->rptr = RREG32(CP_RB2_RPTR);
/* start the rings */
si_cp_start(rdev);
rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = true;
@ -3872,7 +3866,7 @@ bool si_gfx_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
if (!(reset_mask & (RADEON_RESET_GFX |
RADEON_RESET_COMPUTE |
RADEON_RESET_CP))) {
radeon_ring_lockup_update(ring);
radeon_ring_lockup_update(rdev, ring);
return false;
}
/* force CP activities */

2
drivers/gpu/drm/radeon/si_dma.c
Просмотреть файл

@ -49,7 +49,7 @@ bool si_dma_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
mask = RADEON_RESET_DMA1;
if (!(reset_mask & mask)) {
radeon_ring_lockup_update(ring);
radeon_ring_lockup_update(rdev, ring);
return false;
}
/* force ring activities */

2
drivers/gpu/drm/radeon/uvd_v1_0.c
Просмотреть файл

@ -262,7 +262,7 @@ int uvd_v1_0_start(struct radeon_device *rdev)
/* Initialize the ring buffer's read and write pointers */
WREG32(UVD_RBC_RB_RPTR, 0x0);
ring->wptr = ring->rptr = RREG32(UVD_RBC_RB_RPTR);
ring->wptr = RREG32(UVD_RBC_RB_RPTR);
WREG32(UVD_RBC_RB_WPTR, ring->wptr);
/* set the ring address */

4
drivers/gpu/drm/radeon/vce_v1_0.c
Просмотреть файл

@ -98,14 +98,14 @@ int vce_v1_0_start(struct radeon_device *rdev)
WREG32_P(VCE_STATUS, 1, ~1);
ring = &rdev->ring[TN_RING_TYPE_VCE1_INDEX];
WREG32(VCE_RB_RPTR, ring->rptr);
WREG32(VCE_RB_RPTR, ring->wptr);
WREG32(VCE_RB_WPTR, ring->wptr);
WREG32(VCE_RB_BASE_LO, ring->gpu_addr);
WREG32(VCE_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
WREG32(VCE_RB_SIZE, ring->ring_size / 4);
ring = &rdev->ring[TN_RING_TYPE_VCE2_INDEX];
WREG32(VCE_RB_RPTR2, ring->rptr);
WREG32(VCE_RB_RPTR2, ring->wptr);
WREG32(VCE_RB_WPTR2, ring->wptr);
WREG32(VCE_RB_BASE_LO2, ring->gpu_addr);
WREG32(VCE_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));