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path: root/drivers/gpu/drm/radeon/radeon_ring.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_ring.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_ring.c480
1 files changed, 252 insertions, 228 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c
index 49d58202202..30a4c5014c8 100644
--- a/drivers/gpu/drm/radeon/radeon_ring.c
+++ b/drivers/gpu/drm/radeon/radeon_ring.c
@@ -34,6 +34,7 @@
#include "atom.h"
int radeon_debugfs_ib_init(struct radeon_device *rdev);
+int radeon_debugfs_ring_init(struct radeon_device *rdev);
u32 radeon_get_ib_value(struct radeon_cs_parser *p, int idx)
{
@@ -60,105 +61,106 @@ u32 radeon_get_ib_value(struct radeon_cs_parser *p, int idx)
return idx_value;
}
-void radeon_ring_write(struct radeon_device *rdev, uint32_t v)
+void radeon_ring_write(struct radeon_ring *ring, uint32_t v)
{
#if DRM_DEBUG_CODE
- if (rdev->cp.count_dw <= 0) {
+ if (ring->count_dw <= 0) {
DRM_ERROR("radeon: writting more dword to ring than expected !\n");
}
#endif
- rdev->cp.ring[rdev->cp.wptr++] = v;
- rdev->cp.wptr &= rdev->cp.ptr_mask;
- rdev->cp.count_dw--;
- rdev->cp.ring_free_dw--;
+ ring->ring[ring->wptr++] = v;
+ ring->wptr &= ring->ptr_mask;
+ ring->count_dw--;
+ ring->ring_free_dw--;
}
-void radeon_ib_bogus_cleanup(struct radeon_device *rdev)
-{
- struct radeon_ib *ib, *n;
-
- list_for_each_entry_safe(ib, n, &rdev->ib_pool.bogus_ib, list) {
- list_del(&ib->list);
- vfree(ib->ptr);
- kfree(ib);
- }
-}
-
-void radeon_ib_bogus_add(struct radeon_device *rdev, struct radeon_ib *ib)
+/*
+ * IB.
+ */
+bool radeon_ib_try_free(struct radeon_device *rdev, struct radeon_ib *ib)
{
- struct radeon_ib *bib;
-
- bib = kmalloc(sizeof(*bib), GFP_KERNEL);
- if (bib == NULL)
- return;
- bib->ptr = vmalloc(ib->length_dw * 4);
- if (bib->ptr == NULL) {
- kfree(bib);
- return;
+ bool done = false;
+
+ /* only free ib which have been emited */
+ if (ib->fence && ib->fence->emitted) {
+ if (radeon_fence_signaled(ib->fence)) {
+ radeon_fence_unref(&ib->fence);
+ radeon_sa_bo_free(rdev, &ib->sa_bo);
+ done = true;
+ }
}
- memcpy(bib->ptr, ib->ptr, ib->length_dw * 4);
- bib->length_dw = ib->length_dw;
- mutex_lock(&rdev->ib_pool.mutex);
- list_add_tail(&bib->list, &rdev->ib_pool.bogus_ib);
- mutex_unlock(&rdev->ib_pool.mutex);
+ return done;
}
-/*
- * IB.
- */
-int radeon_ib_get(struct radeon_device *rdev, struct radeon_ib **ib)
+int radeon_ib_get(struct radeon_device *rdev, int ring,
+ struct radeon_ib **ib, unsigned size)
{
struct radeon_fence *fence;
- struct radeon_ib *nib;
- int r = 0, i, c;
+ unsigned cretry = 0;
+ int r = 0, i, idx;
*ib = NULL;
- r = radeon_fence_create(rdev, &fence);
+ /* align size on 256 bytes */
+ size = ALIGN(size, 256);
+
+ r = radeon_fence_create(rdev, &fence, ring);
if (r) {
dev_err(rdev->dev, "failed to create fence for new IB\n");
return r;
}
- mutex_lock(&rdev->ib_pool.mutex);
- for (i = rdev->ib_pool.head_id, c = 0, nib = NULL; c < RADEON_IB_POOL_SIZE; c++, i++) {
- i &= (RADEON_IB_POOL_SIZE - 1);
- if (rdev->ib_pool.ibs[i].free) {
- nib = &rdev->ib_pool.ibs[i];
- break;
- }
- }
- if (nib == NULL) {
- /* This should never happen, it means we allocated all
- * IB and haven't scheduled one yet, return EBUSY to
- * userspace hoping that on ioctl recall we get better
- * luck
- */
- dev_err(rdev->dev, "no free indirect buffer !\n");
- mutex_unlock(&rdev->ib_pool.mutex);
+
+ radeon_mutex_lock(&rdev->ib_pool.mutex);
+ idx = rdev->ib_pool.head_id;
+retry:
+ if (cretry > 5) {
+ dev_err(rdev->dev, "failed to get an ib after 5 retry\n");
+ radeon_mutex_unlock(&rdev->ib_pool.mutex);
radeon_fence_unref(&fence);
- return -EBUSY;
+ return -ENOMEM;
}
- rdev->ib_pool.head_id = (nib->idx + 1) & (RADEON_IB_POOL_SIZE - 1);
- nib->free = false;
- if (nib->fence) {
- mutex_unlock(&rdev->ib_pool.mutex);
- r = radeon_fence_wait(nib->fence, false);
- if (r) {
- dev_err(rdev->dev, "error waiting fence of IB(%u:0x%016lX:%u)\n",
- nib->idx, (unsigned long)nib->gpu_addr, nib->length_dw);
- mutex_lock(&rdev->ib_pool.mutex);
- nib->free = true;
- mutex_unlock(&rdev->ib_pool.mutex);
- radeon_fence_unref(&fence);
- return r;
+ cretry++;
+ for (i = 0; i < RADEON_IB_POOL_SIZE; i++) {
+ radeon_ib_try_free(rdev, &rdev->ib_pool.ibs[idx]);
+ if (rdev->ib_pool.ibs[idx].fence == NULL) {
+ r = radeon_sa_bo_new(rdev, &rdev->ib_pool.sa_manager,
+ &rdev->ib_pool.ibs[idx].sa_bo,
+ size, 256);
+ if (!r) {
+ *ib = &rdev->ib_pool.ibs[idx];
+ (*ib)->ptr = rdev->ib_pool.sa_manager.cpu_ptr;
+ (*ib)->ptr += ((*ib)->sa_bo.offset >> 2);
+ (*ib)->gpu_addr = rdev->ib_pool.sa_manager.gpu_addr;
+ (*ib)->gpu_addr += (*ib)->sa_bo.offset;
+ (*ib)->fence = fence;
+ (*ib)->vm_id = 0;
+ /* ib are most likely to be allocated in a ring fashion
+ * thus rdev->ib_pool.head_id should be the id of the
+ * oldest ib
+ */
+ rdev->ib_pool.head_id = (1 + idx);
+ rdev->ib_pool.head_id &= (RADEON_IB_POOL_SIZE - 1);
+ radeon_mutex_unlock(&rdev->ib_pool.mutex);
+ return 0;
+ }
}
- mutex_lock(&rdev->ib_pool.mutex);
+ idx = (idx + 1) & (RADEON_IB_POOL_SIZE - 1);
}
- radeon_fence_unref(&nib->fence);
- nib->fence = fence;
- nib->length_dw = 0;
- mutex_unlock(&rdev->ib_pool.mutex);
- *ib = nib;
- return 0;
+ /* this should be rare event, ie all ib scheduled none signaled yet.
+ */
+ for (i = 0; i < RADEON_IB_POOL_SIZE; i++) {
+ if (rdev->ib_pool.ibs[idx].fence && rdev->ib_pool.ibs[idx].fence->emitted) {
+ r = radeon_fence_wait(rdev->ib_pool.ibs[idx].fence, false);
+ if (!r) {
+ goto retry;
+ }
+ /* an error happened */
+ break;
+ }
+ idx = (idx + 1) & (RADEON_IB_POOL_SIZE - 1);
+ }
+ radeon_mutex_unlock(&rdev->ib_pool.mutex);
+ radeon_fence_unref(&fence);
+ return r;
}
void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib **ib)
@@ -169,247 +171,258 @@ void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib **ib)
if (tmp == NULL) {
return;
}
- if (!tmp->fence->emited)
+ radeon_mutex_lock(&rdev->ib_pool.mutex);
+ if (tmp->fence && !tmp->fence->emitted) {
+ radeon_sa_bo_free(rdev, &tmp->sa_bo);
radeon_fence_unref(&tmp->fence);
- mutex_lock(&rdev->ib_pool.mutex);
- tmp->free = true;
- mutex_unlock(&rdev->ib_pool.mutex);
+ }
+ radeon_mutex_unlock(&rdev->ib_pool.mutex);
}
int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib)
{
+ struct radeon_ring *ring = &rdev->ring[ib->fence->ring];
int r = 0;
- if (!ib->length_dw || !rdev->cp.ready) {
+ if (!ib->length_dw || !ring->ready) {
/* TODO: Nothings in the ib we should report. */
DRM_ERROR("radeon: couldn't schedule IB(%u).\n", ib->idx);
return -EINVAL;
}
/* 64 dwords should be enough for fence too */
- r = radeon_ring_lock(rdev, 64);
+ r = radeon_ring_lock(rdev, ring, 64);
if (r) {
DRM_ERROR("radeon: scheduling IB failed (%d).\n", r);
return r;
}
- radeon_ring_ib_execute(rdev, ib);
+ radeon_ring_ib_execute(rdev, ib->fence->ring, ib);
radeon_fence_emit(rdev, ib->fence);
- mutex_lock(&rdev->ib_pool.mutex);
- /* once scheduled IB is considered free and protected by the fence */
- ib->free = true;
- mutex_unlock(&rdev->ib_pool.mutex);
- radeon_ring_unlock_commit(rdev);
+ radeon_ring_unlock_commit(rdev, ring);
return 0;
}
int radeon_ib_pool_init(struct radeon_device *rdev)
{
- void *ptr;
- uint64_t gpu_addr;
- int i;
- int r = 0;
+ struct radeon_sa_manager tmp;
+ int i, r;
- if (rdev->ib_pool.robj)
- return 0;
- INIT_LIST_HEAD(&rdev->ib_pool.bogus_ib);
- /* Allocate 1M object buffer */
- r = radeon_bo_create(rdev, RADEON_IB_POOL_SIZE*64*1024,
- PAGE_SIZE, true, RADEON_GEM_DOMAIN_GTT,
- &rdev->ib_pool.robj);
- if (r) {
- DRM_ERROR("radeon: failed to ib pool (%d).\n", r);
- return r;
- }
- r = radeon_bo_reserve(rdev->ib_pool.robj, false);
- if (unlikely(r != 0))
- return r;
- r = radeon_bo_pin(rdev->ib_pool.robj, RADEON_GEM_DOMAIN_GTT, &gpu_addr);
+ r = radeon_sa_bo_manager_init(rdev, &tmp,
+ RADEON_IB_POOL_SIZE*64*1024,
+ RADEON_GEM_DOMAIN_GTT);
if (r) {
- radeon_bo_unreserve(rdev->ib_pool.robj);
- DRM_ERROR("radeon: failed to pin ib pool (%d).\n", r);
return r;
}
- r = radeon_bo_kmap(rdev->ib_pool.robj, &ptr);
- radeon_bo_unreserve(rdev->ib_pool.robj);
- if (r) {
- DRM_ERROR("radeon: failed to map ib pool (%d).\n", r);
- return r;
+
+ radeon_mutex_lock(&rdev->ib_pool.mutex);
+ if (rdev->ib_pool.ready) {
+ radeon_mutex_unlock(&rdev->ib_pool.mutex);
+ radeon_sa_bo_manager_fini(rdev, &tmp);
+ return 0;
}
- for (i = 0; i < RADEON_IB_POOL_SIZE; i++) {
- unsigned offset;
- offset = i * 64 * 1024;
- rdev->ib_pool.ibs[i].gpu_addr = gpu_addr + offset;
- rdev->ib_pool.ibs[i].ptr = ptr + offset;
+ rdev->ib_pool.sa_manager = tmp;
+ INIT_LIST_HEAD(&rdev->ib_pool.sa_manager.sa_bo);
+ for (i = 0; i < RADEON_IB_POOL_SIZE; i++) {
+ rdev->ib_pool.ibs[i].fence = NULL;
rdev->ib_pool.ibs[i].idx = i;
rdev->ib_pool.ibs[i].length_dw = 0;
- rdev->ib_pool.ibs[i].free = true;
+ INIT_LIST_HEAD(&rdev->ib_pool.ibs[i].sa_bo.list);
}
rdev->ib_pool.head_id = 0;
rdev->ib_pool.ready = true;
DRM_INFO("radeon: ib pool ready.\n");
+
if (radeon_debugfs_ib_init(rdev)) {
DRM_ERROR("Failed to register debugfs file for IB !\n");
}
- return r;
+ if (radeon_debugfs_ring_init(rdev)) {
+ DRM_ERROR("Failed to register debugfs file for rings !\n");
+ }
+ radeon_mutex_unlock(&rdev->ib_pool.mutex);
+ return 0;
}
void radeon_ib_pool_fini(struct radeon_device *rdev)
{
- int r;
- struct radeon_bo *robj;
+ unsigned i;
- if (!rdev->ib_pool.ready) {
- return;
- }
- mutex_lock(&rdev->ib_pool.mutex);
- radeon_ib_bogus_cleanup(rdev);
- robj = rdev->ib_pool.robj;
- rdev->ib_pool.robj = NULL;
- mutex_unlock(&rdev->ib_pool.mutex);
-
- if (robj) {
- r = radeon_bo_reserve(robj, false);
- if (likely(r == 0)) {
- radeon_bo_kunmap(robj);
- radeon_bo_unpin(robj);
- radeon_bo_unreserve(robj);
+ radeon_mutex_lock(&rdev->ib_pool.mutex);
+ if (rdev->ib_pool.ready) {
+ for (i = 0; i < RADEON_IB_POOL_SIZE; i++) {
+ radeon_sa_bo_free(rdev, &rdev->ib_pool.ibs[i].sa_bo);
+ radeon_fence_unref(&rdev->ib_pool.ibs[i].fence);
}
- radeon_bo_unref(&robj);
+ radeon_sa_bo_manager_fini(rdev, &rdev->ib_pool.sa_manager);
+ rdev->ib_pool.ready = false;
}
+ radeon_mutex_unlock(&rdev->ib_pool.mutex);
+}
+
+int radeon_ib_pool_start(struct radeon_device *rdev)
+{
+ return radeon_sa_bo_manager_start(rdev, &rdev->ib_pool.sa_manager);
}
+int radeon_ib_pool_suspend(struct radeon_device *rdev)
+{
+ return radeon_sa_bo_manager_suspend(rdev, &rdev->ib_pool.sa_manager);
+}
/*
* Ring.
*/
-void radeon_ring_free_size(struct radeon_device *rdev)
+int radeon_ring_index(struct radeon_device *rdev, struct radeon_ring *ring)
{
- if (rdev->wb.enabled)
- rdev->cp.rptr = le32_to_cpu(rdev->wb.wb[RADEON_WB_CP_RPTR_OFFSET/4]);
- else {
- if (rdev->family >= CHIP_R600)
- rdev->cp.rptr = RREG32(R600_CP_RB_RPTR);
- else
- rdev->cp.rptr = RREG32(RADEON_CP_RB_RPTR);
+ /* r1xx-r5xx only has CP ring */
+ if (rdev->family < CHIP_R600)
+ return RADEON_RING_TYPE_GFX_INDEX;
+
+ if (rdev->family >= CHIP_CAYMAN) {
+ if (ring == &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX])
+ return CAYMAN_RING_TYPE_CP1_INDEX;
+ else if (ring == &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX])
+ return CAYMAN_RING_TYPE_CP2_INDEX;
}
+ return RADEON_RING_TYPE_GFX_INDEX;
+}
+
+void radeon_ring_free_size(struct radeon_device *rdev, struct radeon_ring *ring)
+{
+ u32 rptr;
+
+ if (rdev->wb.enabled)
+ rptr = le32_to_cpu(rdev->wb.wb[ring->rptr_offs/4]);
+ else
+ rptr = RREG32(ring->rptr_reg);
+ ring->rptr = (rptr & ring->ptr_reg_mask) >> ring->ptr_reg_shift;
/* This works because ring_size is a power of 2 */
- rdev->cp.ring_free_dw = (rdev->cp.rptr + (rdev->cp.ring_size / 4));
- rdev->cp.ring_free_dw -= rdev->cp.wptr;
- rdev->cp.ring_free_dw &= rdev->cp.ptr_mask;
- if (!rdev->cp.ring_free_dw) {
- rdev->cp.ring_free_dw = rdev->cp.ring_size / 4;
+ ring->ring_free_dw = (ring->rptr + (ring->ring_size / 4));
+ ring->ring_free_dw -= ring->wptr;
+ ring->ring_free_dw &= ring->ptr_mask;
+ if (!ring->ring_free_dw) {
+ ring->ring_free_dw = ring->ring_size / 4;
}
}
-int radeon_ring_alloc(struct radeon_device *rdev, unsigned ndw)
+
+int radeon_ring_alloc(struct radeon_device *rdev, struct radeon_ring *ring, unsigned ndw)
{
int r;
/* Align requested size with padding so unlock_commit can
* pad safely */
- ndw = (ndw + rdev->cp.align_mask) & ~rdev->cp.align_mask;
- while (ndw > (rdev->cp.ring_free_dw - 1)) {
- radeon_ring_free_size(rdev);
- if (ndw < rdev->cp.ring_free_dw) {
+ ndw = (ndw + ring->align_mask) & ~ring->align_mask;
+ while (ndw > (ring->ring_free_dw - 1)) {
+ radeon_ring_free_size(rdev, ring);
+ if (ndw < ring->ring_free_dw) {
break;
}
- r = radeon_fence_wait_next(rdev);
+ r = radeon_fence_wait_next(rdev, radeon_ring_index(rdev, ring));
if (r)
return r;
}
- rdev->cp.count_dw = ndw;
- rdev->cp.wptr_old = rdev->cp.wptr;
+ ring->count_dw = ndw;
+ ring->wptr_old = ring->wptr;
return 0;
}
-int radeon_ring_lock(struct radeon_device *rdev, unsigned ndw)
+int radeon_ring_lock(struct radeon_device *rdev, struct radeon_ring *ring, unsigned ndw)
{
int r;
- mutex_lock(&rdev->cp.mutex);
- r = radeon_ring_alloc(rdev, ndw);
+ mutex_lock(&ring->mutex);
+ r = radeon_ring_alloc(rdev, ring, ndw);
if (r) {
- mutex_unlock(&rdev->cp.mutex);
+ mutex_unlock(&ring->mutex);
return r;
}
return 0;
}
-void radeon_ring_commit(struct radeon_device *rdev)
+void radeon_ring_commit(struct radeon_device *rdev, struct radeon_ring *ring)
{
unsigned count_dw_pad;
unsigned i;
/* We pad to match fetch size */
- count_dw_pad = (rdev->cp.align_mask + 1) -
- (rdev->cp.wptr & rdev->cp.align_mask);
+ count_dw_pad = (ring->align_mask + 1) -
+ (ring->wptr & ring->align_mask);
for (i = 0; i < count_dw_pad; i++) {
- radeon_ring_write(rdev, 2 << 30);
+ radeon_ring_write(ring, ring->nop);
}
DRM_MEMORYBARRIER();
- radeon_cp_commit(rdev);
+ WREG32(ring->wptr_reg, (ring->wptr << ring->ptr_reg_shift) & ring->ptr_reg_mask);
+ (void)RREG32(ring->wptr_reg);
}
-void radeon_ring_unlock_commit(struct radeon_device *rdev)
+void radeon_ring_unlock_commit(struct radeon_device *rdev, struct radeon_ring *ring)
{
- radeon_ring_commit(rdev);
- mutex_unlock(&rdev->cp.mutex);
+ radeon_ring_commit(rdev, ring);
+ mutex_unlock(&ring->mutex);
}
-void radeon_ring_unlock_undo(struct radeon_device *rdev)
+void radeon_ring_unlock_undo(struct radeon_device *rdev, struct radeon_ring *ring)
{
- rdev->cp.wptr = rdev->cp.wptr_old;
- mutex_unlock(&rdev->cp.mutex);
+ ring->wptr = ring->wptr_old;
+ mutex_unlock(&ring->mutex);
}
-int radeon_ring_init(struct radeon_device *rdev, unsigned ring_size)
+int radeon_ring_init(struct radeon_device *rdev, struct radeon_ring *ring, unsigned ring_size,
+ unsigned rptr_offs, unsigned rptr_reg, unsigned wptr_reg,
+ u32 ptr_reg_shift, u32 ptr_reg_mask, u32 nop)
{
int r;
- rdev->cp.ring_size = ring_size;
+ ring->ring_size = ring_size;
+ ring->rptr_offs = rptr_offs;
+ ring->rptr_reg = rptr_reg;
+ ring->wptr_reg = wptr_reg;
+ ring->ptr_reg_shift = ptr_reg_shift;
+ ring->ptr_reg_mask = ptr_reg_mask;
+ ring->nop = nop;
/* Allocate ring buffer */
- if (rdev->cp.ring_obj == NULL) {
- r = radeon_bo_create(rdev, rdev->cp.ring_size, PAGE_SIZE, true,
+ if (ring->ring_obj == NULL) {
+ r = radeon_bo_create(rdev, ring->ring_size, PAGE_SIZE, true,
RADEON_GEM_DOMAIN_GTT,
- &rdev->cp.ring_obj);
+ &ring->ring_obj);
if (r) {
dev_err(rdev->dev, "(%d) ring create failed\n", r);
return r;
}
- r = radeon_bo_reserve(rdev->cp.ring_obj, false);
+ r = radeon_bo_reserve(ring->ring_obj, false);
if (unlikely(r != 0))
return r;
- r = radeon_bo_pin(rdev->cp.ring_obj, RADEON_GEM_DOMAIN_GTT,
- &rdev->cp.gpu_addr);
+ r = radeon_bo_pin(ring->ring_obj, RADEON_GEM_DOMAIN_GTT,
+ &ring->gpu_addr);
if (r) {
- radeon_bo_unreserve(rdev->cp.ring_obj);
+ radeon_bo_unreserve(ring->ring_obj);
dev_err(rdev->dev, "(%d) ring pin failed\n", r);
return r;
}
- r = radeon_bo_kmap(rdev->cp.ring_obj,
- (void **)&rdev->cp.ring);
- radeon_bo_unreserve(rdev->cp.ring_obj);
+ r = radeon_bo_kmap(ring->ring_obj,
+ (void **)&ring->ring);
+ radeon_bo_unreserve(ring->ring_obj);
if (r) {
dev_err(rdev->dev, "(%d) ring map failed\n", r);
return r;
}
}
- rdev->cp.ptr_mask = (rdev->cp.ring_size / 4) - 1;
- rdev->cp.ring_free_dw = rdev->cp.ring_size / 4;
+ ring->ptr_mask = (ring->ring_size / 4) - 1;
+ ring->ring_free_dw = ring->ring_size / 4;
return 0;
}
-void radeon_ring_fini(struct radeon_device *rdev)
+void radeon_ring_fini(struct radeon_device *rdev, struct radeon_ring *ring)
{
int r;
struct radeon_bo *ring_obj;
- mutex_lock(&rdev->cp.mutex);
- ring_obj = rdev->cp.ring_obj;
- rdev->cp.ring = NULL;
- rdev->cp.ring_obj = NULL;
- mutex_unlock(&rdev->cp.mutex);
+ mutex_lock(&ring->mutex);
+ ring_obj = ring->ring_obj;
+ ring->ring = NULL;
+ ring->ring_obj = NULL;
+ mutex_unlock(&ring->mutex);
if (ring_obj) {
r = radeon_bo_reserve(ring_obj, false);
@@ -422,72 +435,83 @@ void radeon_ring_fini(struct radeon_device *rdev)
}
}
-
/*
* Debugfs info
*/
#if defined(CONFIG_DEBUG_FS)
-static int radeon_debugfs_ib_info(struct seq_file *m, void *data)
+
+static int radeon_debugfs_ring_info(struct seq_file *m, void *data)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
- struct radeon_ib *ib = node->info_ent->data;
- unsigned i;
-
- if (ib == NULL) {
- return 0;
- }
- seq_printf(m, "IB %04u\n", ib->idx);
- seq_printf(m, "IB fence %p\n", ib->fence);
- seq_printf(m, "IB size %05u dwords\n", ib->length_dw);
- for (i = 0; i < ib->length_dw; i++) {
- seq_printf(m, "[%05u]=0x%08X\n", i, ib->ptr[i]);
+ struct drm_device *dev = node->minor->dev;
+ struct radeon_device *rdev = dev->dev_private;
+ int ridx = *(int*)node->info_ent->data;
+ struct radeon_ring *ring = &rdev->ring[ridx];
+ unsigned count, i, j;
+
+ radeon_ring_free_size(rdev, ring);
+ count = (ring->ring_size / 4) - ring->ring_free_dw;
+ seq_printf(m, "wptr(0x%04x): 0x%08x\n", ring->wptr_reg, RREG32(ring->wptr_reg));
+ seq_printf(m, "rptr(0x%04x): 0x%08x\n", ring->rptr_reg, RREG32(ring->rptr_reg));
+ seq_printf(m, "driver's copy of the wptr: 0x%08x\n", ring->wptr);
+ seq_printf(m, "driver's copy of the rptr: 0x%08x\n", ring->rptr);
+ seq_printf(m, "%u free dwords in ring\n", ring->ring_free_dw);
+ seq_printf(m, "%u dwords in ring\n", count);
+ i = ring->rptr;
+ for (j = 0; j <= count; j++) {
+ seq_printf(m, "r[%04d]=0x%08x\n", i, ring->ring[i]);
+ i = (i + 1) & ring->ptr_mask;
}
return 0;
}
-static int radeon_debugfs_ib_bogus_info(struct seq_file *m, void *data)
+static int radeon_ring_type_gfx_index = RADEON_RING_TYPE_GFX_INDEX;
+static int cayman_ring_type_cp1_index = CAYMAN_RING_TYPE_CP1_INDEX;
+static int cayman_ring_type_cp2_index = CAYMAN_RING_TYPE_CP2_INDEX;
+
+static struct drm_info_list radeon_debugfs_ring_info_list[] = {
+ {"radeon_ring_gfx", radeon_debugfs_ring_info, 0, &radeon_ring_type_gfx_index},
+ {"radeon_ring_cp1", radeon_debugfs_ring_info, 0, &cayman_ring_type_cp1_index},
+ {"radeon_ring_cp2", radeon_debugfs_ring_info, 0, &cayman_ring_type_cp2_index},
+};
+
+static int radeon_debugfs_ib_info(struct seq_file *m, void *data)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
- struct radeon_device *rdev = node->info_ent->data;
- struct radeon_ib *ib;
+ struct radeon_ib *ib = node->info_ent->data;
unsigned i;
- mutex_lock(&rdev->ib_pool.mutex);
- if (list_empty(&rdev->ib_pool.bogus_ib)) {
- mutex_unlock(&rdev->ib_pool.mutex);
- seq_printf(m, "no bogus IB recorded\n");
+ if (ib == NULL) {
return 0;
}
- ib = list_first_entry(&rdev->ib_pool.bogus_ib, struct radeon_ib, list);
- list_del_init(&ib->list);
- mutex_unlock(&rdev->ib_pool.mutex);
+ seq_printf(m, "IB %04u\n", ib->idx);
+ seq_printf(m, "IB fence %p\n", ib->fence);
seq_printf(m, "IB size %05u dwords\n", ib->length_dw);
for (i = 0; i < ib->length_dw; i++) {
seq_printf(m, "[%05u]=0x%08X\n", i, ib->ptr[i]);
}
- vfree(ib->ptr);
- kfree(ib);
return 0;
}
static struct drm_info_list radeon_debugfs_ib_list[RADEON_IB_POOL_SIZE];
static char radeon_debugfs_ib_names[RADEON_IB_POOL_SIZE][32];
+#endif
-static struct drm_info_list radeon_debugfs_ib_bogus_info_list[] = {
- {"radeon_ib_bogus", radeon_debugfs_ib_bogus_info, 0, NULL},
-};
+int radeon_debugfs_ring_init(struct radeon_device *rdev)
+{
+#if defined(CONFIG_DEBUG_FS)
+ return radeon_debugfs_add_files(rdev, radeon_debugfs_ring_info_list,
+ ARRAY_SIZE(radeon_debugfs_ring_info_list));
+#else
+ return 0;
#endif
+}
int radeon_debugfs_ib_init(struct radeon_device *rdev)
{
#if defined(CONFIG_DEBUG_FS)
unsigned i;
- int r;
- radeon_debugfs_ib_bogus_info_list[0].data = rdev;
- r = radeon_debugfs_add_files(rdev, radeon_debugfs_ib_bogus_info_list, 1);
- if (r)
- return r;
for (i = 0; i < RADEON_IB_POOL_SIZE; i++) {
sprintf(radeon_debugfs_ib_names[i], "radeon_ib_%04u", i);
radeon_debugfs_ib_list[i].name = radeon_debugfs_ib_names[i];