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gpu: nvgpu: vgpu: implement .free_syncpt_buf

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vgpu needs to free the va range besides unmap the syncpt buffer.

Jira VFND-4870

Change-Id: Ia9edb687b66db6da8529bf256d348999e24a0bc3
Signed-off-by: Richard Zhao <rizhao@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1693094
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Richard Zhao
2018-04-11 11:23:02 -07:00
committed by Tejal Kudav
parent d4ede4b59f
commit 7aa928fa07
3 changed files with 12 additions and 1 deletions
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9
drivers/gpu/nvgpu/vgpu/gv11b/vgpu_fifo_gv11b.c
View File

@@ -21,6 +21,7 @@
*/
#include <gk20a/gk20a.h>
#include <nvgpu/dma.h>
#include <nvgpu/vgpu/vgpu.h>
#include <nvgpu/nvhost.h>
#include <nvgpu/vgpu/tegra_vgpu.h>
@@ -116,6 +117,14 @@ int vgpu_gv11b_fifo_alloc_syncpt_buf(struct channel_gk20a *c,
return 0;
}
void vgpu_gv11b_fifo_free_syncpt_buf(struct channel_gk20a *c,
struct nvgpu_mem *syncpt_buf)
{
nvgpu_gmmu_unmap(c->vm, syncpt_buf, syncpt_buf->gpu_va);
__nvgpu_vm_free_va(c->vm, syncpt_buf->gpu_va, gmmu_page_size_kernel);
nvgpu_dma_free(c->g, syncpt_buf);
}
int vgpu_gv11b_fifo_get_sync_ro_map(struct vm_gk20a *vm,
u64 *base_gpuva, u32 *sync_size)
{

2
drivers/gpu/nvgpu/vgpu/gv11b/vgpu_fifo_gv11b.h
View File

@@ -28,6 +28,8 @@ struct gk20a;
int vgpu_gv11b_init_fifo_setup_hw(struct gk20a *g);
int vgpu_gv11b_fifo_alloc_syncpt_buf(struct channel_gk20a *c,
u32 syncpt_id, struct nvgpu_mem *syncpt_buf);
void vgpu_gv11b_fifo_free_syncpt_buf(struct channel_gk20a *c,
struct nvgpu_mem *syncpt_buf);
int vgpu_gv11b_fifo_get_sync_ro_map(struct vm_gk20a *vm,
u64 *base_gpuva, u32 *sync_size);
#endif

2
drivers/gpu/nvgpu/vgpu/gv11b/vgpu_hal_gv11b.c
View File

@@ -408,7 +408,7 @@ static const struct gpu_ops vgpu_gv11b_ops = {
.setup_sw = gk20a_init_fifo_setup_sw,
#ifdef CONFIG_TEGRA_GK20A_NVHOST
.alloc_syncpt_buf = vgpu_gv11b_fifo_alloc_syncpt_buf,
.free_syncpt_buf = gv11b_fifo_free_syncpt_buf,
.free_syncpt_buf = vgpu_gv11b_fifo_free_syncpt_buf,
.add_syncpt_wait_cmd = gv11b_fifo_add_syncpt_wait_cmd,
.get_syncpt_wait_cmd_size = gv11b_fifo_get_syncpt_wait_cmd_size,
.get_syncpt_incr_per_release =