+
+static int
+firmware_present(struct pipe_screen *pscreen, enum pipe_video_profile profile)
+{
+ struct nouveau_screen *screen = nouveau_screen(pscreen);
+ int chipset = screen->device->chipset;
+ int vp3 = chipset < 0xa3 || chipset == 0xaa || chipset == 0xac;
+ int vp5 = chipset >= 0xd0;
+ int ret;
+
+ /* For all chipsets, try to create a BSP objects. Assume that if firmware
+ * is present for it, firmware is also present for VP/PPP */
+ if (!(screen->firmware_info.profiles_checked & 1)) {
+ struct nouveau_object *channel = NULL, *bsp = NULL;
+ struct nv04_fifo nv04_data = {.vram = 0xbeef0201, .gart = 0xbeef0202};
+ struct nvc0_fifo nvc0_args = {};
+ struct nve0_fifo nve0_args = {.engine = NVE0_FIFO_ENGINE_BSP};
+ void *data = NULL;
+ int size, oclass;
+ if (chipset < 0xc0)
+ oclass = 0x85b1;
+ else if (chipset < 0xe0)
+ oclass = 0x90b1;
+ else
+ oclass = 0x95b1;
+
+ if (chipset < 0xc0) {
+ data = &nv04_data;
+ size = sizeof(nv04_data);
+ } else if (chipset < 0xe0) {
+ data = &nvc0_args;
+ size = sizeof(nvc0_args);
+ } else {
+ data = &nve0_args;
+ size = sizeof(nve0_args);
+ }
+
+ /* kepler must have its own channel, so just do this for everyone */
+ nouveau_object_new(&screen->device->object, 0,
+ NOUVEAU_FIFO_CHANNEL_CLASS,
+ data, size, &channel);
+
+ if (channel) {
+ nouveau_object_new(channel, 0, oclass, NULL, 0, &bsp);
+ if (bsp)
+ screen->firmware_info.profiles_present |= 1;
+ nouveau_object_del(&bsp);
+ nouveau_object_del(&channel);
+ }
+ screen->firmware_info.profiles_checked |= 1;
+ }
+
+ if (!(screen->firmware_info.profiles_present & 1))
+ return 0;
+
+ /* For vp3/vp4 chipsets, make sure that the relevant firmware is present */
+ if (!vp5 && !(screen->firmware_info.profiles_checked & (1 << profile))) {
+ char path[PATH_MAX];
+ struct stat s;
+ if (vp3)
+ vp3_getpath(profile, path);
+ else
+ vp4_getpath(profile, path);
+ ret = stat(path, &s);
+ if (!ret && s.st_size > 1000)
+ screen->firmware_info.profiles_present |= (1 << profile);
+ screen->firmware_info.profiles_checked |= (1 << profile);
+ }
+
+ return vp5 || (screen->firmware_info.profiles_present & (1 << profile));
+}
+
+int
+nouveau_vp3_screen_get_video_param(struct pipe_screen *pscreen,
+ enum pipe_video_profile profile,
+ enum pipe_video_entrypoint entrypoint,
+ enum pipe_video_cap param)
+{
+ int chipset = nouveau_screen(pscreen)->device->chipset;
+ int vp3 = chipset < 0xa3 || chipset == 0xaa || chipset == 0xac;
+ int vp5 = chipset >= 0xd0;
+ enum pipe_video_format codec = u_reduce_video_profile(profile);
+ switch (param) {
+ case PIPE_VIDEO_CAP_SUPPORTED:
+ /* VP3 does not support MPEG4, VP4+ do. */
+ return entrypoint == PIPE_VIDEO_ENTRYPOINT_BITSTREAM &&
+ profile >= PIPE_VIDEO_PROFILE_MPEG1 &&
+ (!vp3 || codec != PIPE_VIDEO_FORMAT_MPEG4) &&
+ firmware_present(pscreen, profile);
+ case PIPE_VIDEO_CAP_NPOT_TEXTURES:
+ return 1;
+ case PIPE_VIDEO_CAP_MAX_WIDTH:
+ case PIPE_VIDEO_CAP_MAX_HEIGHT:
+ return vp5 ? 4096 : 2048;
+ case PIPE_VIDEO_CAP_PREFERED_FORMAT:
+ return PIPE_FORMAT_NV12;
+ case PIPE_VIDEO_CAP_SUPPORTS_INTERLACED:
+ case PIPE_VIDEO_CAP_PREFERS_INTERLACED:
+ return true;
+ case PIPE_VIDEO_CAP_SUPPORTS_PROGRESSIVE:
+ return false;
+ case PIPE_VIDEO_CAP_MAX_LEVEL:
+ switch (profile) {
+ case PIPE_VIDEO_PROFILE_MPEG1:
+ return 0;
+ case PIPE_VIDEO_PROFILE_MPEG2_SIMPLE:
+ case PIPE_VIDEO_PROFILE_MPEG2_MAIN:
+ return 3;
+ case PIPE_VIDEO_PROFILE_MPEG4_SIMPLE:
+ return 3;
+ case PIPE_VIDEO_PROFILE_MPEG4_ADVANCED_SIMPLE:
+ return 5;
+ case PIPE_VIDEO_PROFILE_VC1_SIMPLE:
+ return 1;
+ case PIPE_VIDEO_PROFILE_VC1_MAIN:
+ return 2;
+ case PIPE_VIDEO_PROFILE_VC1_ADVANCED:
+ return 4;
+ case PIPE_VIDEO_PROFILE_MPEG4_AVC_BASELINE:
+ case PIPE_VIDEO_PROFILE_MPEG4_AVC_MAIN:
+ case PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH:
+ return 41;
+ default:
+ debug_printf("unknown video profile: %d\n", profile);
+ return 0;
+ }
+ default:
+ debug_printf("unknown video param: %d\n", param);
+ return 0;
+ }
+}
+
+boolean
+nouveau_vp3_screen_video_supported(struct pipe_screen *screen,
+ enum pipe_format format,
+ enum pipe_video_profile profile,
+ enum pipe_video_entrypoint entrypoint)
+{
+ if (profile != PIPE_VIDEO_PROFILE_UNKNOWN)
+ return format == PIPE_FORMAT_NV12;
+
+ return vl_video_buffer_is_format_supported(screen, format, profile, entrypoint);
+}