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path: root/drivers/gpu/drm/radeon/radeon_uvd.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_uvd.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_uvd.c325
1 files changed, 229 insertions, 96 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_uvd.c b/drivers/gpu/drm/radeon/radeon_uvd.c
index 906e5c0ca3b..a4ad270e826 100644
--- a/drivers/gpu/drm/radeon/radeon_uvd.c
+++ b/drivers/gpu/drm/radeon/radeon_uvd.c
@@ -44,30 +44,24 @@
#define FIRMWARE_CYPRESS "radeon/CYPRESS_uvd.bin"
#define FIRMWARE_SUMO "radeon/SUMO_uvd.bin"
#define FIRMWARE_TAHITI "radeon/TAHITI_uvd.bin"
+#define FIRMWARE_BONAIRE "radeon/BONAIRE_uvd.bin"
MODULE_FIRMWARE(FIRMWARE_RV710);
MODULE_FIRMWARE(FIRMWARE_CYPRESS);
MODULE_FIRMWARE(FIRMWARE_SUMO);
MODULE_FIRMWARE(FIRMWARE_TAHITI);
+MODULE_FIRMWARE(FIRMWARE_BONAIRE);
static void radeon_uvd_idle_work_handler(struct work_struct *work);
int radeon_uvd_init(struct radeon_device *rdev)
{
- struct platform_device *pdev;
unsigned long bo_size;
const char *fw_name;
int i, r;
INIT_DELAYED_WORK(&rdev->uvd.idle_work, radeon_uvd_idle_work_handler);
- pdev = platform_device_register_simple("radeon_uvd", 0, NULL, 0);
- r = IS_ERR(pdev);
- if (r) {
- dev_err(rdev->dev, "radeon_uvd: Failed to register firmware\n");
- return -EINVAL;
- }
-
switch (rdev->family) {
case CHIP_RV710:
case CHIP_RV730:
@@ -97,23 +91,29 @@ int radeon_uvd_init(struct radeon_device *rdev)
case CHIP_VERDE:
case CHIP_PITCAIRN:
case CHIP_ARUBA:
+ case CHIP_OLAND:
fw_name = FIRMWARE_TAHITI;
break;
+ case CHIP_BONAIRE:
+ case CHIP_KABINI:
+ case CHIP_KAVERI:
+ case CHIP_HAWAII:
+ case CHIP_MULLINS:
+ fw_name = FIRMWARE_BONAIRE;
+ break;
+
default:
return -EINVAL;
}
- r = request_firmware(&rdev->uvd_fw, fw_name, &pdev->dev);
+ r = request_firmware(&rdev->uvd_fw, fw_name, rdev->dev);
if (r) {
dev_err(rdev->dev, "radeon_uvd: Can't load firmware \"%s\"\n",
fw_name);
- platform_device_unregister(pdev);
return r;
}
- platform_device_unregister(pdev);
-
bo_size = RADEON_GPU_PAGE_ALIGN(rdev->uvd_fw->size + 8) +
RADEON_UVD_STACK_SIZE + RADEON_UVD_HEAP_SIZE;
r = radeon_bo_create(rdev, bo_size, PAGE_SIZE, true,
@@ -123,20 +123,34 @@ int radeon_uvd_init(struct radeon_device *rdev)
return r;
}
- r = radeon_uvd_resume(rdev);
- if (r)
+ r = radeon_bo_reserve(rdev->uvd.vcpu_bo, false);
+ if (r) {
+ radeon_bo_unref(&rdev->uvd.vcpu_bo);
+ dev_err(rdev->dev, "(%d) failed to reserve UVD bo\n", r);
return r;
+ }
- memset(rdev->uvd.cpu_addr, 0, bo_size);
- memcpy(rdev->uvd.cpu_addr, rdev->uvd_fw->data, rdev->uvd_fw->size);
+ r = radeon_bo_pin(rdev->uvd.vcpu_bo, RADEON_GEM_DOMAIN_VRAM,
+ &rdev->uvd.gpu_addr);
+ if (r) {
+ radeon_bo_unreserve(rdev->uvd.vcpu_bo);
+ radeon_bo_unref(&rdev->uvd.vcpu_bo);
+ dev_err(rdev->dev, "(%d) UVD bo pin failed\n", r);
+ return r;
+ }
- r = radeon_uvd_suspend(rdev);
- if (r)
+ r = radeon_bo_kmap(rdev->uvd.vcpu_bo, &rdev->uvd.cpu_addr);
+ if (r) {
+ dev_err(rdev->dev, "(%d) UVD map failed\n", r);
return r;
+ }
+
+ radeon_bo_unreserve(rdev->uvd.vcpu_bo);
for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i) {
atomic_set(&rdev->uvd.handles[i], 0);
rdev->uvd.filp[i] = NULL;
+ rdev->uvd.img_size[i] = 0;
}
return 0;
@@ -144,16 +158,10 @@ int radeon_uvd_init(struct radeon_device *rdev)
void radeon_uvd_fini(struct radeon_device *rdev)
{
- radeon_uvd_suspend(rdev);
- radeon_bo_unref(&rdev->uvd.vcpu_bo);
-}
-
-int radeon_uvd_suspend(struct radeon_device *rdev)
-{
int r;
if (rdev->uvd.vcpu_bo == NULL)
- return 0;
+ return;
r = radeon_bo_reserve(rdev->uvd.vcpu_bo, false);
if (!r) {
@@ -161,39 +169,64 @@ int radeon_uvd_suspend(struct radeon_device *rdev)
radeon_bo_unpin(rdev->uvd.vcpu_bo);
radeon_bo_unreserve(rdev->uvd.vcpu_bo);
}
- return r;
+
+ radeon_bo_unref(&rdev->uvd.vcpu_bo);
+
+ radeon_ring_fini(rdev, &rdev->ring[R600_RING_TYPE_UVD_INDEX]);
+
+ release_firmware(rdev->uvd_fw);
+}
+
+int radeon_uvd_suspend(struct radeon_device *rdev)
+{
+ unsigned size;
+ void *ptr;
+ int i;
+
+ if (rdev->uvd.vcpu_bo == NULL)
+ return 0;
+
+ for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i)
+ if (atomic_read(&rdev->uvd.handles[i]))
+ break;
+
+ if (i == RADEON_MAX_UVD_HANDLES)
+ return 0;
+
+ size = radeon_bo_size(rdev->uvd.vcpu_bo);
+ size -= rdev->uvd_fw->size;
+
+ ptr = rdev->uvd.cpu_addr;
+ ptr += rdev->uvd_fw->size;
+
+ rdev->uvd.saved_bo = kmalloc(size, GFP_KERNEL);
+ memcpy(rdev->uvd.saved_bo, ptr, size);
+
+ return 0;
}
int radeon_uvd_resume(struct radeon_device *rdev)
{
- int r;
+ unsigned size;
+ void *ptr;
if (rdev->uvd.vcpu_bo == NULL)
return -EINVAL;
- r = radeon_bo_reserve(rdev->uvd.vcpu_bo, false);
- if (r) {
- radeon_bo_unref(&rdev->uvd.vcpu_bo);
- dev_err(rdev->dev, "(%d) failed to reserve UVD bo\n", r);
- return r;
- }
+ memcpy(rdev->uvd.cpu_addr, rdev->uvd_fw->data, rdev->uvd_fw->size);
- r = radeon_bo_pin(rdev->uvd.vcpu_bo, RADEON_GEM_DOMAIN_VRAM,
- &rdev->uvd.gpu_addr);
- if (r) {
- radeon_bo_unreserve(rdev->uvd.vcpu_bo);
- radeon_bo_unref(&rdev->uvd.vcpu_bo);
- dev_err(rdev->dev, "(%d) UVD bo pin failed\n", r);
- return r;
- }
+ size = radeon_bo_size(rdev->uvd.vcpu_bo);
+ size -= rdev->uvd_fw->size;
- r = radeon_bo_kmap(rdev->uvd.vcpu_bo, &rdev->uvd.cpu_addr);
- if (r) {
- dev_err(rdev->dev, "(%d) UVD map failed\n", r);
- return r;
- }
+ ptr = rdev->uvd.cpu_addr;
+ ptr += rdev->uvd_fw->size;
- radeon_bo_unreserve(rdev->uvd.vcpu_bo);
+ if (rdev->uvd.saved_bo != NULL) {
+ memcpy(ptr, rdev->uvd.saved_bo, size);
+ kfree(rdev->uvd.saved_bo);
+ rdev->uvd.saved_bo = NULL;
+ } else
+ memset(ptr, 0, size);
return 0;
}
@@ -208,10 +241,12 @@ void radeon_uvd_free_handles(struct radeon_device *rdev, struct drm_file *filp)
{
int i, r;
for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i) {
- if (rdev->uvd.filp[i] == filp) {
- uint32_t handle = atomic_read(&rdev->uvd.handles[i]);
+ uint32_t handle = atomic_read(&rdev->uvd.handles[i]);
+ if (handle != 0 && rdev->uvd.filp[i] == filp) {
struct radeon_fence *fence;
+ radeon_uvd_note_usage(rdev);
+
r = radeon_uvd_get_destroy_msg(rdev,
R600_RING_TYPE_UVD_INDEX, handle, &fence);
if (r) {
@@ -320,6 +355,7 @@ static int radeon_uvd_cs_msg(struct radeon_cs_parser *p, struct radeon_bo *bo,
unsigned offset, unsigned buf_sizes[])
{
int32_t *msg, msg_type, handle;
+ unsigned img_size = 0;
void *ptr;
int i, r;
@@ -329,9 +365,19 @@ static int radeon_uvd_cs_msg(struct radeon_cs_parser *p, struct radeon_bo *bo,
return -EINVAL;
}
+ if (bo->tbo.sync_obj) {
+ r = radeon_fence_wait(bo->tbo.sync_obj, false);
+ if (r) {
+ DRM_ERROR("Failed waiting for UVD message (%d)!\n", r);
+ return r;
+ }
+ }
+
r = radeon_bo_kmap(bo, &ptr);
- if (r)
+ if (r) {
+ DRM_ERROR("Failed mapping the UVD message (%d)!\n", r);
return r;
+ }
msg = ptr + offset;
@@ -346,6 +392,8 @@ static int radeon_uvd_cs_msg(struct radeon_cs_parser *p, struct radeon_bo *bo,
if (msg_type == 1) {
/* it's a decode msg, calc buffer sizes */
r = radeon_uvd_cs_msg_decode(msg, buf_sizes);
+ /* calc image size (width * height) */
+ img_size = msg[6] * msg[7];
radeon_bo_kunmap(bo);
if (r)
return r;
@@ -357,8 +405,16 @@ static int radeon_uvd_cs_msg(struct radeon_cs_parser *p, struct radeon_bo *bo,
radeon_bo_kunmap(bo);
return 0;
} else {
- /* it's a create msg, no special handling needed */
+ /* it's a create msg, calc image size (width * height) */
+ img_size = msg[7] * msg[8];
radeon_bo_kunmap(bo);
+
+ if (msg_type != 0) {
+ DRM_ERROR("Illegal UVD message type (%d)!\n", msg_type);
+ return -EINVAL;
+ }
+
+ /* it's a create msg, no special handling needed */
}
/* create or decode, validate the handle */
@@ -371,6 +427,7 @@ static int radeon_uvd_cs_msg(struct radeon_cs_parser *p, struct radeon_bo *bo,
for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i) {
if (!atomic_cmpxchg(&p->rdev->uvd.handles[i], 0, handle)) {
p->rdev->uvd.filp[i] = p->filp;
+ p->rdev->uvd.img_size[i] = img_size;
return 0;
}
}
@@ -381,7 +438,7 @@ static int radeon_uvd_cs_msg(struct radeon_cs_parser *p, struct radeon_bo *bo,
static int radeon_uvd_cs_reloc(struct radeon_cs_parser *p,
int data0, int data1,
- unsigned buf_sizes[])
+ unsigned buf_sizes[], bool *has_msg_cmd)
{
struct radeon_cs_chunk *relocs_chunk;
struct radeon_cs_reloc *reloc;
@@ -399,7 +456,7 @@ static int radeon_uvd_cs_reloc(struct radeon_cs_parser *p,
}
reloc = p->relocs_ptr[(idx / 4)];
- start = reloc->lobj.gpu_offset;
+ start = reloc->gpu_offset;
end = start + radeon_bo_size(reloc->robj);
start += offset;
@@ -409,8 +466,12 @@ static int radeon_uvd_cs_reloc(struct radeon_cs_parser *p,
cmd = radeon_get_ib_value(p, p->idx) >> 1;
if (cmd < 0x4) {
+ if (end <= start) {
+ DRM_ERROR("invalid reloc offset %X!\n", offset);
+ return -EINVAL;
+ }
if ((end - start) < buf_sizes[cmd]) {
- DRM_ERROR("buffer to small (%d / %d)!\n",
+ DRM_ERROR("buffer (%d) to small (%d / %d)!\n", cmd,
(unsigned)(end - start), buf_sizes[cmd]);
return -EINVAL;
}
@@ -420,7 +481,7 @@ static int radeon_uvd_cs_reloc(struct radeon_cs_parser *p,
return -EINVAL;
}
- if ((start >> 28) != (end >> 28)) {
+ if ((start >> 28) != ((end - 1) >> 28)) {
DRM_ERROR("reloc %LX-%LX crossing 256MB boundary!\n",
start, end);
return -EINVAL;
@@ -435,9 +496,17 @@ static int radeon_uvd_cs_reloc(struct radeon_cs_parser *p,
}
if (cmd == 0) {
+ if (*has_msg_cmd) {
+ DRM_ERROR("More than one message in a UVD-IB!\n");
+ return -EINVAL;
+ }
+ *has_msg_cmd = true;
r = radeon_uvd_cs_msg(p, reloc->robj, offset, buf_sizes);
if (r)
return r;
+ } else if (!*has_msg_cmd) {
+ DRM_ERROR("Message needed before other commands are send!\n");
+ return -EINVAL;
}
return 0;
@@ -446,7 +515,8 @@ static int radeon_uvd_cs_reloc(struct radeon_cs_parser *p,
static int radeon_uvd_cs_reg(struct radeon_cs_parser *p,
struct radeon_cs_packet *pkt,
int *data0, int *data1,
- unsigned buf_sizes[])
+ unsigned buf_sizes[],
+ bool *has_msg_cmd)
{
int i, r;
@@ -460,7 +530,8 @@ static int radeon_uvd_cs_reg(struct radeon_cs_parser *p,
*data1 = p->idx;
break;
case UVD_GPCOM_VCPU_CMD:
- r = radeon_uvd_cs_reloc(p, *data0, *data1, buf_sizes);
+ r = radeon_uvd_cs_reloc(p, *data0, *data1,
+ buf_sizes, has_msg_cmd);
if (r)
return r;
break;
@@ -481,6 +552,9 @@ int radeon_uvd_cs_parse(struct radeon_cs_parser *p)
struct radeon_cs_packet pkt;
int r, data0 = 0, data1 = 0;
+ /* does the IB has a msg command */
+ bool has_msg_cmd = false;
+
/* minimum buffer sizes */
unsigned buf_sizes[] = {
[0x00000000] = 2048,
@@ -507,8 +581,8 @@ int radeon_uvd_cs_parse(struct radeon_cs_parser *p)
return r;
switch (pkt.type) {
case RADEON_PACKET_TYPE0:
- r = radeon_uvd_cs_reg(p, &pkt, &data0,
- &data1, buf_sizes);
+ r = radeon_uvd_cs_reg(p, &pkt, &data0, &data1,
+ buf_sizes, &has_msg_cmd);
if (r)
return r;
break;
@@ -520,6 +594,12 @@ int radeon_uvd_cs_parse(struct radeon_cs_parser *p)
return -EINVAL;
}
} while (p->idx < p->chunks[p->chunk_ib_idx].length_dw);
+
+ if (!has_msg_cmd) {
+ DRM_ERROR("UVD-IBs need a msg command!\n");
+ return -EINVAL;
+ }
+
return 0;
}
@@ -528,6 +608,7 @@ static int radeon_uvd_send_msg(struct radeon_device *rdev,
struct radeon_fence **fence)
{
struct ttm_validate_buffer tv;
+ struct ww_acquire_ctx ticket;
struct list_head head;
struct radeon_ib ib;
uint64_t addr;
@@ -539,7 +620,7 @@ static int radeon_uvd_send_msg(struct radeon_device *rdev,
INIT_LIST_HEAD(&head);
list_add(&tv.head, &head);
- r = ttm_eu_reserve_buffers(&head);
+ r = ttm_eu_reserve_buffers(&ticket, &head);
if (r)
return r;
@@ -547,16 +628,12 @@ static int radeon_uvd_send_msg(struct radeon_device *rdev,
radeon_uvd_force_into_uvd_segment(bo);
r = ttm_bo_validate(&bo->tbo, &bo->placement, true, false);
- if (r) {
- ttm_eu_backoff_reservation(&head);
- return r;
- }
+ if (r)
+ goto err;
- r = radeon_ib_get(rdev, ring, &ib, NULL, 16);
- if (r) {
- ttm_eu_backoff_reservation(&head);
- return r;
- }
+ r = radeon_ib_get(rdev, ring, &ib, NULL, 64);
+ if (r)
+ goto err;
addr = radeon_bo_gpu_offset(bo);
ib.ptr[0] = PACKET0(UVD_GPCOM_VCPU_DATA0, 0);
@@ -570,11 +647,9 @@ static int radeon_uvd_send_msg(struct radeon_device *rdev,
ib.length_dw = 16;
r = radeon_ib_schedule(rdev, &ib, NULL);
- if (r) {
- ttm_eu_backoff_reservation(&head);
- return r;
- }
- ttm_eu_fence_buffer_objects(&head, ib.fence);
+ if (r)
+ goto err;
+ ttm_eu_fence_buffer_objects(&ticket, &head, ib.fence);
if (fence)
*fence = radeon_fence_ref(ib.fence);
@@ -582,6 +657,10 @@ static int radeon_uvd_send_msg(struct radeon_device *rdev,
radeon_ib_free(rdev, &ib);
radeon_bo_unref(&bo);
return 0;
+
+err:
+ ttm_eu_backoff_reservation(&ticket, &head);
+ return r;
}
/* multiple fence commands without any stream commands in between can
@@ -613,19 +692,19 @@ int radeon_uvd_get_create_msg(struct radeon_device *rdev, int ring,
}
/* stitch together an UVD create msg */
- msg[0] = 0x00000de4;
- msg[1] = 0x00000000;
- msg[2] = handle;
- msg[3] = 0x00000000;
- msg[4] = 0x00000000;
- msg[5] = 0x00000000;
- msg[6] = 0x00000000;
- msg[7] = 0x00000780;
- msg[8] = 0x00000440;
- msg[9] = 0x00000000;
- msg[10] = 0x01b37000;
+ msg[0] = cpu_to_le32(0x00000de4);
+ msg[1] = cpu_to_le32(0x00000000);
+ msg[2] = cpu_to_le32(handle);
+ msg[3] = cpu_to_le32(0x00000000);
+ msg[4] = cpu_to_le32(0x00000000);
+ msg[5] = cpu_to_le32(0x00000000);
+ msg[6] = cpu_to_le32(0x00000000);
+ msg[7] = cpu_to_le32(0x00000780);
+ msg[8] = cpu_to_le32(0x00000440);
+ msg[9] = cpu_to_le32(0x00000000);
+ msg[10] = cpu_to_le32(0x01b37000);
for (i = 11; i < 1024; ++i)
- msg[i] = 0x0;
+ msg[i] = cpu_to_le32(0x0);
radeon_bo_kunmap(bo);
radeon_bo_unreserve(bo);
@@ -659,12 +738,12 @@ int radeon_uvd_get_destroy_msg(struct radeon_device *rdev, int ring,
}
/* stitch together an UVD destroy msg */
- msg[0] = 0x00000de4;
- msg[1] = 0x00000002;
- msg[2] = handle;
- msg[3] = 0x00000000;
+ msg[0] = cpu_to_le32(0x00000de4);
+ msg[1] = cpu_to_le32(0x00000002);
+ msg[2] = cpu_to_le32(handle);
+ msg[3] = cpu_to_le32(0x00000000);
for (i = 4; i < 1024; ++i)
- msg[i] = 0x0;
+ msg[i] = cpu_to_le32(0x0);
radeon_bo_kunmap(bo);
radeon_bo_unreserve(bo);
@@ -672,25 +751,79 @@ int radeon_uvd_get_destroy_msg(struct radeon_device *rdev, int ring,
return radeon_uvd_send_msg(rdev, ring, bo, fence);
}
+/**
+ * radeon_uvd_count_handles - count number of open streams
+ *
+ * @rdev: radeon_device pointer
+ * @sd: number of SD streams
+ * @hd: number of HD streams
+ *
+ * Count the number of open SD/HD streams as a hint for power mangement
+ */
+static void radeon_uvd_count_handles(struct radeon_device *rdev,
+ unsigned *sd, unsigned *hd)
+{
+ unsigned i;
+
+ *sd = 0;
+ *hd = 0;
+
+ for (i = 0; i < RADEON_MAX_UVD_HANDLES; ++i) {
+ if (!atomic_read(&rdev->uvd.handles[i]))
+ continue;
+
+ if (rdev->uvd.img_size[i] >= 720*576)
+ ++(*hd);
+ else
+ ++(*sd);
+ }
+}
+
static void radeon_uvd_idle_work_handler(struct work_struct *work)
{
struct radeon_device *rdev =
container_of(work, struct radeon_device, uvd.idle_work.work);
- if (radeon_fence_count_emitted(rdev, R600_RING_TYPE_UVD_INDEX) == 0)
- radeon_set_uvd_clocks(rdev, 0, 0);
- else
+ if (radeon_fence_count_emitted(rdev, R600_RING_TYPE_UVD_INDEX) == 0) {
+ if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled) {
+ radeon_uvd_count_handles(rdev, &rdev->pm.dpm.sd,
+ &rdev->pm.dpm.hd);
+ radeon_dpm_enable_uvd(rdev, false);
+ } else {
+ radeon_set_uvd_clocks(rdev, 0, 0);
+ }
+ } else {
schedule_delayed_work(&rdev->uvd.idle_work,
msecs_to_jiffies(UVD_IDLE_TIMEOUT_MS));
+ }
}
void radeon_uvd_note_usage(struct radeon_device *rdev)
{
+ bool streams_changed = false;
bool set_clocks = !cancel_delayed_work_sync(&rdev->uvd.idle_work);
set_clocks &= schedule_delayed_work(&rdev->uvd.idle_work,
msecs_to_jiffies(UVD_IDLE_TIMEOUT_MS));
- if (set_clocks)
- radeon_set_uvd_clocks(rdev, 53300, 40000);
+
+ if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled) {
+ unsigned hd = 0, sd = 0;
+ radeon_uvd_count_handles(rdev, &sd, &hd);
+ if ((rdev->pm.dpm.sd != sd) ||
+ (rdev->pm.dpm.hd != hd)) {
+ rdev->pm.dpm.sd = sd;
+ rdev->pm.dpm.hd = hd;
+ /* disable this for now */
+ /*streams_changed = true;*/
+ }
+ }
+
+ if (set_clocks || streams_changed) {
+ if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled) {
+ radeon_dpm_enable_uvd(rdev, true);
+ } else {
+ radeon_set_uvd_clocks(rdev, 53300, 40000);
+ }
+ }
}
static unsigned radeon_uvd_calc_upll_post_div(unsigned vco_freq,