summaryrefslogtreecommitdiffstats
path: root/src/gallium
diff options
context:
space:
mode:
Diffstat (limited to 'src/gallium')
-rw-r--r--src/gallium/state_trackers/va/buffer.c136
-rw-r--r--src/gallium/state_trackers/va/context.c4
-rw-r--r--src/gallium/state_trackers/va/va_private.h6
3 files changed, 144 insertions, 2 deletions
diff --git a/src/gallium/state_trackers/va/buffer.c b/src/gallium/state_trackers/va/buffer.c
index d3a7c5d6dc4..71a65037757 100644
--- a/src/gallium/state_trackers/va/buffer.c
+++ b/src/gallium/state_trackers/va/buffer.c
@@ -27,6 +27,7 @@
**************************************************************************/
#include "pipe/p_screen.h"
+#include "state_tracker/drm_driver.h"
#include "util/u_memory.h"
#include "util/u_handle_table.h"
#include "util/u_transfer.h"
@@ -112,6 +113,9 @@ vlVaMapBuffer(VADriverContextP ctx, VABufferID buf_id, void **pbuff)
if (!buf)
return VA_STATUS_ERROR_INVALID_BUFFER;
+ if (buf->export_refcount > 0)
+ return VA_STATUS_ERROR_INVALID_BUFFER;
+
if (buf->derived_surface.resource) {
*pbuff = pipe_buffer_map(drv->pipe, buf->derived_surface.resource,
PIPE_TRANSFER_WRITE,
@@ -144,6 +148,9 @@ vlVaUnmapBuffer(VADriverContextP ctx, VABufferID buf_id)
if (!buf)
return VA_STATUS_ERROR_INVALID_BUFFER;
+ if (buf->export_refcount > 0)
+ return VA_STATUS_ERROR_INVALID_BUFFER;
+
if (buf->derived_surface.resource) {
if (!buf->derived_surface.transfer)
return VA_STATUS_ERROR_INVALID_BUFFER;
@@ -167,8 +174,12 @@ vlVaDestroyBuffer(VADriverContextP ctx, VABufferID buf_id)
if (!buf)
return VA_STATUS_ERROR_INVALID_BUFFER;
- if (buf->derived_surface.resource)
+ if (buf->derived_surface.resource) {
+ if (buf->export_refcount > 0)
+ return VA_STATUS_ERROR_INVALID_BUFFER;
+
pipe_resource_reference(&buf->derived_surface.resource, NULL);
+ }
FREE(buf->data);
FREE(buf);
@@ -196,3 +207,126 @@ vlVaBufferInfo(VADriverContextP ctx, VABufferID buf_id, VABufferType *type,
return VA_STATUS_SUCCESS;
}
+
+VAStatus
+vlVaAcquireBufferHandle(VADriverContextP ctx, VABufferID buf_id,
+ VABufferInfo *out_buf_info)
+{
+ uint32_t i;
+ uint32_t mem_type;
+ vlVaBuffer *buf ;
+ struct pipe_screen *screen;
+
+ /* List of supported memory types, in preferred order. */
+ static const uint32_t mem_types[] = {
+ VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME,
+ 0
+ };
+
+ if (!ctx)
+ return VA_STATUS_ERROR_INVALID_CONTEXT;
+
+ buf = handle_table_get(VL_VA_DRIVER(ctx)->htab, buf_id);
+
+ if (!buf)
+ return VA_STATUS_ERROR_INVALID_BUFFER;
+
+ /* Only VA surface|image like buffers are supported for now .*/
+ if (buf->type != VAImageBufferType)
+ return VA_STATUS_ERROR_UNSUPPORTED_BUFFERTYPE;
+
+ if (!out_buf_info)
+ return VA_STATUS_ERROR_INVALID_PARAMETER;
+
+ if (!out_buf_info->mem_type)
+ mem_type = mem_types[0];
+ else {
+ mem_type = 0;
+ for (i = 0; mem_types[i] != 0; i++) {
+ if (out_buf_info->mem_type & mem_types[i]) {
+ mem_type = out_buf_info->mem_type;
+ break;
+ }
+ }
+ if (!mem_type)
+ return VA_STATUS_ERROR_UNSUPPORTED_MEMORY_TYPE;
+ }
+
+ if (!buf->derived_surface.resource)
+ return VA_STATUS_ERROR_INVALID_BUFFER;
+
+ screen = VL_VA_PSCREEN(ctx);
+
+ if (buf->derived_surface.fence) {
+ screen->fence_finish(screen, buf->derived_surface.fence, PIPE_TIMEOUT_INFINITE);
+ screen->fence_reference(screen, &buf->derived_surface.fence, NULL);
+ }
+
+ if (buf->export_refcount > 0) {
+ if (buf->export_state.mem_type != mem_type)
+ return VA_STATUS_ERROR_INVALID_PARAMETER;
+ } else {
+ VABufferInfo * const buf_info = &buf->export_state;
+
+ switch (mem_type) {
+ case VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME: {
+ struct winsys_handle whandle;
+
+ memset(&whandle, 0, sizeof(whandle));
+ whandle.type = DRM_API_HANDLE_TYPE_FD;
+
+ if (!screen->resource_get_handle(screen, buf->derived_surface.resource, &whandle))
+ return VA_STATUS_ERROR_INVALID_BUFFER;
+
+ buf_info->handle = (intptr_t)whandle.handle;
+ break;
+ default:
+ return VA_STATUS_ERROR_UNSUPPORTED_MEMORY_TYPE;
+ }
+ }
+
+ buf_info->type = buf->type;
+ buf_info->mem_type = mem_type;
+ buf_info->mem_size = buf->num_elements * buf->size;
+
+ }
+
+ buf->export_refcount++;
+
+ *out_buf_info = buf->export_state;
+
+ return VA_STATUS_SUCCESS;
+}
+
+VAStatus
+vlVaReleaseBufferHandle(VADriverContextP ctx, VABufferID buf_id)
+{
+ vlVaBuffer *buf;
+
+ if (!ctx)
+ return VA_STATUS_ERROR_INVALID_CONTEXT;
+
+ buf = handle_table_get(VL_VA_DRIVER(ctx)->htab, buf_id);
+
+ if (!buf)
+ return VA_STATUS_ERROR_INVALID_BUFFER;
+
+ if (buf->export_refcount == 0)
+ return VA_STATUS_ERROR_INVALID_BUFFER;
+
+ if (--buf->export_refcount == 0) {
+ VABufferInfo * const buf_info = &buf->export_state;
+
+ switch (buf_info->mem_type) {
+ case VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME:
+ close((intptr_t)buf_info->handle);
+ break;
+ default:
+ return VA_STATUS_ERROR_INVALID_BUFFER;
+ }
+
+ buf_info->mem_type = 0;
+ }
+
+ return VA_STATUS_SUCCESS;
+}
diff --git a/src/gallium/state_trackers/va/context.c b/src/gallium/state_trackers/va/context.c
index bd533c4d061..ec9e0488d85 100644
--- a/src/gallium/state_trackers/va/context.c
+++ b/src/gallium/state_trackers/va/context.c
@@ -87,7 +87,9 @@ static struct VADriverVTable vtable =
&vlVaUnlockSurface,
NULL, /* DEPRECATED VaGetSurfaceAttributes */
&vlVaCreateSurfaces2,
- &vlVaQuerySurfaceAttributes
+ &vlVaQuerySurfaceAttributes,
+ &vlVaAcquireBufferHandle,
+ &vlVaReleaseBufferHandle
};
static struct VADriverVTableVPP vtable_vpp =
diff --git a/src/gallium/state_trackers/va/va_private.h b/src/gallium/state_trackers/va/va_private.h
index 3ae51a766a0..2b645d08a03 100644
--- a/src/gallium/state_trackers/va/va_private.h
+++ b/src/gallium/state_trackers/va/va_private.h
@@ -34,6 +34,7 @@
#include <va/va.h>
#include <va/va_backend.h>
#include <va/va_backend_vpp.h>
+#include <va/va_drmcommon.h>
#include "pipe/p_video_enums.h"
#include "pipe/p_video_codec.h"
@@ -238,6 +239,8 @@ typedef struct {
struct pipe_transfer *transfer;
struct pipe_fence_handle *fence;
} derived_surface;
+ unsigned int export_refcount;
+ VABufferInfo export_state;
} vlVaBuffer;
typedef struct {
@@ -328,6 +331,9 @@ VAStatus vlVaCreateSurfaces2(VADriverContextP ctx, unsigned int format, unsigned
VAStatus vlVaQuerySurfaceAttributes(VADriverContextP ctx, VAConfigID config, VASurfaceAttrib *attrib_list,
unsigned int *num_attribs);
+VAStatus vlVaAcquireBufferHandle(VADriverContextP ctx, VABufferID buf_id, VABufferInfo *out_buf_info);
+VAStatus vlVaReleaseBufferHandle(VADriverContextP ctx, VABufferID buf_id);
+
VAStatus vlVaQueryVideoProcFilters(VADriverContextP ctx, VAContextID context, VAProcFilterType *filters,
unsigned int *num_filters);
VAStatus vlVaQueryVideoProcFilterCaps(VADriverContextP ctx, VAContextID context, VAProcFilterType type,
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-22 20:36:16 +0000