st/va: implement vlVa(Create|Destroy|Query|Get)Config

This patch is for application to query configuration,
such as profiles, entrypoints, and attributes

v2: fix missing profile with query

Signed-off-by: Michael Varga <michael.varga@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Leo Liu <leo.liu@amd.com>

1 files changed, 74 insertions, 4 deletions

diff --git a/src/gallium/state_trackers/va/config.c b/src/gallium/state_trackers/va/config.c
index d548780..cfb0b25 100644
--- a/src/gallium/state_trackers/va/config.c
+++ b/src/gallium/state_trackers/va/config.c
@@ -26,16 +26,32 @@
  *
  **************************************************************************/
 
+#include "pipe/p_screen.h"
+
+#include "vl/vl_winsys.h"
+
 #include "va_private.h"
 
 VAStatus
 vlVaQueryConfigProfiles(VADriverContextP ctx, VAProfile *profile_list, int *num_profiles)
 {
+   struct pipe_screen *pscreen;
+   enum pipe_video_profile p;
+   VAProfile vap;
+
    if (!ctx)
       return VA_STATUS_ERROR_INVALID_CONTEXT;
 
    *num_profiles = 0;
 
+   pscreen = VL_VA_PSCREEN(ctx);
+   for (p = PIPE_VIDEO_PROFILE_MPEG2_SIMPLE; p <= PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH; ++p)
+      if (pscreen->get_video_param(pscreen, p, PIPE_VIDEO_ENTRYPOINT_BITSTREAM, PIPE_VIDEO_CAP_SUPPORTED)) {
+         vap = PipeToProfile(p);
+         if (vap != VAProfileNone)
+            profile_list[(*num_profiles)++] = vap;
+      }
+
    return VA_STATUS_SUCCESS;
 }
 
@@ -43,11 +59,24 @@ VAStatus
 vlVaQueryConfigEntrypoints(VADriverContextP ctx, VAProfile profile,
                            VAEntrypoint *entrypoint_list, int *num_entrypoints)
 {
+   struct pipe_screen *pscreen;
+   enum pipe_video_profile p;
+
    if (!ctx)
       return VA_STATUS_ERROR_INVALID_CONTEXT;
 
    *num_entrypoints = 0;
 
+   p = ProfileToPipe(profile);
+   if (p == PIPE_VIDEO_PROFILE_UNKNOWN)
+      return VA_STATUS_ERROR_UNSUPPORTED_PROFILE;
+
+   pscreen = VL_VA_PSCREEN(ctx);
+   if (!pscreen->get_video_param(pscreen, p, PIPE_VIDEO_ENTRYPOINT_BITSTREAM, PIPE_VIDEO_CAP_SUPPORTED))
+      return VA_STATUS_ERROR_UNSUPPORTED_PROFILE;
+
+   entrypoint_list[(*num_entrypoints)++] = VAEntrypointVLD;
+
    return VA_STATUS_SUCCESS;
 }
 
@@ -55,20 +84,54 @@ VAStatus
 vlVaGetConfigAttributes(VADriverContextP ctx, VAProfile profile, VAEntrypoint entrypoint,
                         VAConfigAttrib *attrib_list, int num_attribs)
 {
+   int i;
+
    if (!ctx)
       return VA_STATUS_ERROR_INVALID_CONTEXT;
 
-   return VA_STATUS_ERROR_UNIMPLEMENTED;
+   for (i = 0; i < num_attribs; ++i) {
+      unsigned int value;
+      switch (attrib_list[i].type) {
+      case VAConfigAttribRTFormat:
+         value = VA_RT_FORMAT_YUV420;
+         break;
+      case VAConfigAttribRateControl:
+	 value = VA_RC_NONE;
+         break;
+      default:
+         value = VA_ATTRIB_NOT_SUPPORTED;
+         break;
+      }
+      attrib_list[i].value = value;
+   }
+
+   return VA_STATUS_SUCCESS;
 }
 
 VAStatus
 vlVaCreateConfig(VADriverContextP ctx, VAProfile profile, VAEntrypoint entrypoint,
                  VAConfigAttrib *attrib_list, int num_attribs, VAConfigID *config_id)
 {
+   struct pipe_screen *pscreen;
+   enum pipe_video_profile p;
+
    if (!ctx)
       return VA_STATUS_ERROR_INVALID_CONTEXT;
 
-   return VA_STATUS_ERROR_UNIMPLEMENTED;
+   p = ProfileToPipe(profile);
+   if (p == PIPE_VIDEO_PROFILE_UNKNOWN)
+      return VA_STATUS_ERROR_UNSUPPORTED_PROFILE;
+
+   pscreen = VL_VA_PSCREEN(ctx);
+   if (!pscreen->get_video_param(pscreen, p, PIPE_VIDEO_ENTRYPOINT_BITSTREAM, PIPE_VIDEO_CAP_SUPPORTED))
+      return VA_STATUS_ERROR_UNSUPPORTED_PROFILE;
+
+   if (entrypoint != VAEntrypointVLD)
+      return VA_STATUS_ERROR_UNSUPPORTED_ENTRYPOINT;
+
+   *config_id = p;
+
+   return VA_STATUS_SUCCESS;
 }
 
 VAStatus
@@ -77,7 +140,7 @@ vlVaDestroyConfig(VADriverContextP ctx, VAConfigID config_id)
    if (!ctx)
       return VA_STATUS_ERROR_INVALID_CONTEXT;
 
-   return VA_STATUS_ERROR_UNIMPLEMENTED;
+   return VA_STATUS_SUCCESS;
 }
 
 VAStatus
@@ -87,5 +150,12 @@ vlVaQueryConfigAttributes(VADriverContextP ctx, VAConfigID config_id, VAProfile
    if (!ctx)
       return VA_STATUS_ERROR_INVALID_CONTEXT;
 
-   return VA_STATUS_ERROR_UNIMPLEMENTED;
+   *profile = PipeToProfile(config_id);
+   *entrypoint = VAEntrypointVLD;
+
+   *num_attribs = 1;
+   attrib_list[0].type = VAConfigAttribRTFormat;
+   attrib_list[0].value = VA_RT_FORMAT_YUV420;
+
+   return VA_STATUS_SUCCESS;
 }