[FFmpeg-devel] [PATCH] lavu/hwcontext_vulkan: check both vendor and PCI IDs
Xiang, Haihao
haihao.xiang at intel.com
Mon Mar 18 07:57:09 EET 2024
On Vr, 2024-03-08 at 15:13 +0800, Xiang, Haihao wrote:
> From: Haihao Xiang <haihao.xiang at intel.com>
>
> Otherwise the derived device and the source device might have different
> PCI ID or vendor ID in a multiple-device system.
>
> Signed-off-by: Haihao Xiang <haihao.xiang at intel.com>
> ---
> libavutil/hwcontext_vulkan.c | 31 +++++++++++++++++++++++++++++--
> 1 file changed, 29 insertions(+), 2 deletions(-)
>
> diff --git a/libavutil/hwcontext_vulkan.c b/libavutil/hwcontext_vulkan.c
> index 855f099e26..9d94f74d78 100644
> --- a/libavutil/hwcontext_vulkan.c
> +++ b/libavutil/hwcontext_vulkan.c
> @@ -975,6 +975,20 @@ static int find_device(AVHWDeviceContext *ctx,
> VulkanDeviceSelection *select)
> select->name);
> err = AVERROR(ENODEV);
> goto end;
> + } else if (select->vendor_id && select->pci_device) {
> + av_log(ctx, AV_LOG_VERBOSE, "Requested vendor:device %04x:%04x\n",
> + select->vendor_id, select->pci_device);
> + for (int i = 0; i < num; i++) {
> + if (select->vendor_id == prop[i].properties.vendorID &&
> + select->pci_device == prop[i].properties.deviceID) {
> + choice = i;
> + goto end;
> + }
> + }
> + av_log(ctx, AV_LOG_ERROR, "Unable to find device with vendor ID 0x%x
> "
> + "and PCI ID 0x%x!\n", select->vendor_id, select->pci_device);
> + err = AVERROR(EINVAL);
> + goto end;
> } else if (select->pci_device) {
> av_log(ctx, AV_LOG_VERBOSE, "Requested device: 0x%x\n", select-
> >pci_device);
> for (int i = 0; i < num; i++) {
> @@ -1597,8 +1611,14 @@ static int vulkan_device_derive(AVHWDeviceContext *ctx,
> #if CONFIG_VAAPI
> case AV_HWDEVICE_TYPE_VAAPI: {
> AVVAAPIDeviceContext *src_hwctx = src_ctx->hwctx;
> -
> - const char *vendor = vaQueryVendorString(src_hwctx->display);
> + VADisplay dpy = src_hwctx->display;
> +#if VA_CHECK_VERSION(1, 15, 0)
> + VAStatus vas;
> + VADisplayAttribute attr = {
> + .type = VADisplayPCIID,
> + };
> +#endif
> + const char *vendor = vaQueryVendorString(dpy);
> if (!vendor) {
> av_log(ctx, AV_LOG_ERROR, "Unable to get device info from
> VAAPI!\n");
> return AVERROR_EXTERNAL;
> @@ -1607,6 +1627,13 @@ static int vulkan_device_derive(AVHWDeviceContext *ctx,
> if (strstr(vendor, "AMD"))
> dev_select.vendor_id = 0x1002;
>
> +#if VA_CHECK_VERSION(1, 15, 0)
> + vas = vaGetDisplayAttributes(dpy, &attr, 1);
> + if (vas == VA_STATUS_SUCCESS && attr.flags !=
> VA_DISPLAY_ATTRIB_NOT_SUPPORTED) {
> + dev_select.vendor_id = ((attr.value >> 16) & 0xFFFF);
> + dev_select.pci_device = (attr.value & 0xFFFF);
> + }
> +#endif
> return vulkan_device_create_internal(ctx, &dev_select, 0, opts,
> flags);
> }
> #endif
Hi,
Any comment for this patch ?
Thanks
Haihao
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