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video: tegra: host: dla: add GoS backing support

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Update syncpoint based actions with GoS semaphores.

For post actions get both GoS and MSS sem address, for pre actions
use MSS sem if GoS sem is not available.

In postactions, write 1 to MSS memory and write current max + 1 to GoS
memory.

DLA-98

Change-Id: I6dbf850bc2c5b86c372ad963a30e9cfad1fc787f
Signed-off-by: Shridhar Rasal <srasal@nvidia.com>
Reviewed-on: http://git-master/r/1283462
Reviewed-by: svccoveritychecker <svccoveritychecker@nvidia.com>
Reviewed-by: Prashant Gaikwad <pgaikwad@nvidia.com>
GVS: Gerrit_Virtual_Submit
This commit is contained in:
Shridhar Rasal
2017-01-11 16:30:43 +05:30
committed by Laxman Dewangan
parent da29f3cd97
commit 31532aa01d
1 changed files with 63 additions and 7 deletions
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70
drivers/video/tegra/host/nvdla/nvdla_queue.c
View File

@@ -382,9 +382,33 @@ static int nvdla_fill_postactions(struct nvdla_task *task)
/* update action */
switch (task->postfences[i].type) {
case NVDLA_FENCE_TYPE_SYNCPT: {
dma_addr_t gos_syncpt_addr;
dma_addr_t syncpt_addr;
/* update GoS backing if available */
gos_syncpt_addr = nvhost_syncpt_gos_address(pdev,
queue->syncpt_id);
if (gos_syncpt_addr) {
u32 max;
nvdla_dbg_info(pdev, "post i:%d syncpt:[%u] gos[%pad]",
i, queue->syncpt_id, &gos_syncpt_addr);
/* send incremented max */
max = nvhost_syncpt_read_maxval(pdev,
queue->syncpt_id);
next = add_fence_action(next, POSTACTION_SEM,
gos_syncpt_addr, max + 1);
}
/* For postaction also update MSS addr */
syncpt_addr = nvhost_syncpt_address(pdev,
queue->syncpt_id);
next = add_fence_action(next, POSTACTION_SEM,
nvhost_syncpt_address(pdev, queue->syncpt_id),
0);
syncpt_addr, 1);
nvdla_dbg_info(pdev, "post i:%d syncpt:[%u] mss:[%pad]",
i, queue->syncpt_id, &syncpt_addr);
break;
}
case NVDLA_FENCE_TYPE_TS_SEMAPHORE: {
@@ -508,6 +532,8 @@ static int nvdla_fill_preactions(struct nvdla_task *task)
j = id = thresh = 0;
for (j = 0; j < f->num_fences; j++) {
dma_addr_t syncpt_addr;
pt = sync_pt_from_fence(f->cbs[j].sync_pt);
id = nvhost_sync_pt_id(pt);
thresh = nvhost_sync_pt_thresh(pt);
@@ -519,22 +545,52 @@ static int nvdla_fill_preactions(struct nvdla_task *task)
break;
}
/* check if GoS backing available */
syncpt_addr = nvhost_syncpt_gos_address(pdev,
id);
/* if not, then use MSS addr */
if (!syncpt_addr) {
nvdla_dbg_info(pdev, "pre i:%d GoS missing for syncfd [%d]",
i, id);
syncpt_addr = nvhost_syncpt_address(pdev,
id);
}
nvdla_dbg_info(pdev, "pre i:%d syncfd_pt:[%u] dma_addr[%pad]",
i, id, &syncpt_addr);
next = add_fence_action(next, PREACTION_SEM_GE,
nvhost_syncpt_address(pdev, id),
thresh);
syncpt_addr, thresh);
}
break;
}
case NVDLA_FENCE_TYPE_SYNCPT: {
dma_addr_t syncpt_addr;
nvdla_dbg_info(pdev, "i[%d] id[%d] val[%d]",
i,
task->prefences[i].syncpoint_index,
task->prefences[i].syncpoint_value);
/* check if GoS backing available */
syncpt_addr = nvhost_syncpt_gos_address(pdev,
task->prefences[i].syncpoint_index);
/* if not, then use MSS addr */
if (!syncpt_addr) {
nvdla_dbg_info(pdev, "pre i:%d GoS missing", i);
syncpt_addr = nvhost_syncpt_address(pdev,
task->prefences[i].syncpoint_index);
}
nvdla_dbg_info(pdev, "pre i:%d syncpt:[%u] dma_addr[%pad]",
i,
task->prefences[i].syncpoint_index,
&syncpt_addr);
next = add_fence_action(next, PREACTION_SEM_GE,
nvhost_syncpt_address(pdev,
task->prefences[i].syncpoint_index),
task->prefences[i].syncpoint_value);
syncpt_addr,
task->prefences[i].syncpoint_value);
break;
}
case NVDLA_FENCE_TYPE_SEMAPHORE: {