Merge "sound: usb: Return error if any member API fails" (1434f6ee) · Commits · e / devices / android_kernel_xiaomi_nabu

sound/usb/usb_audio_qmi_svc.c

+30 −7

Original line number	Diff line number	Diff line
		@@ -447,7 +447,7 @@ static int prepare_qmi_response(struct snd_usb_substream *subs,
		struct uac_format_type_i_discrete_descriptor *fmt_v1;
		struct uac_format_type_i_ext_descriptor *fmt_v2;
		struct uac1_as_header_descriptor *as;
		int ret = -ENODEV;
		int ret;
		int protocol, card_num, pcm_dev_num;
		void *hdr_ptr;
		u8 *xfer_buf;
		@@ -462,6 +462,7 @@ static int prepare_qmi_response(struct snd_usb_substream *subs,
		if (!iface) {
		pr_err("%s: interface # %d does not exist\n", __func__,
		subs->interface);
		ret = -ENODEV;
		goto err;
		}

		@@ -480,12 +481,14 @@ static int prepare_qmi_response(struct snd_usb_substream *subs,
		if (!fmt) {
		pr_err("%s: %u:%d : no UAC_FORMAT_TYPE desc\n",
		__func__, subs->interface, subs->altset_idx);
		ret = -ENODEV;
		goto err;
		}
		}

		if (!uadev[card_num].ctrl_intf) {
		pr_err("%s: audio ctrl intf info not cached\n", __func__);
		ret = -ENODEV;
		goto err;
		}

		@@ -496,6 +499,7 @@ static int prepare_qmi_response(struct snd_usb_substream *subs,
		NULL, UAC_HEADER);
		if (!hdr_ptr) {
		pr_err("%s: no UAC_HEADER desc\n", __func__);
		ret = -ENODEV;
		goto err;
		}
		}
		@@ -506,6 +510,7 @@ static int prepare_qmi_response(struct snd_usb_substream *subs,
		if (!as) {
		pr_err("%s: %u:%d : no UAC_AS_GENERAL desc\n", __func__,
		subs->interface, subs->altset_idx);
		ret = -ENODEV;
		goto err;
		}
		resp->data_path_delay = as->bDelay;
		@@ -552,6 +557,7 @@ static int prepare_qmi_response(struct snd_usb_substream *subs,
		resp->usb_audio_subslot_size_valid = 1;
		} else {
		pr_err("%s: unknown protocol version %x\n", __func__, protocol);
		ret = -ENODEV;
		goto err;
		}

		@@ -565,6 +571,7 @@ static int prepare_qmi_response(struct snd_usb_substream *subs,
		if (!ep) {
		pr_err("%s: data ep # %d context is null\n", __func__,
		subs->data_endpoint->ep_num);
		ret = -ENODEV;
		goto err;
		}
		data_ep_pipe = subs->data_endpoint->pipe;
		@@ -574,6 +581,7 @@ static int prepare_qmi_response(struct snd_usb_substream *subs,
		tr_data_pa = usb_get_xfer_ring_phys_addr(subs->dev, ep, &dma);
		if (!tr_data_pa) {
		pr_err("%s:failed to get data ep ring dma address\n", __func__);
		ret = -ENODEV;
		goto err;
		}

		@@ -593,6 +601,7 @@ static int prepare_qmi_response(struct snd_usb_substream *subs,
		if (!tr_sync_pa) {
		pr_err("%s:failed to get sync ep ring dma address\n",
		__func__);
		ret = -ENODEV;
		goto err;
		}
		resp->xhci_mem_info.tr_sync.pa = dma;
		@@ -618,17 +627,21 @@ static int prepare_qmi_response(struct snd_usb_substream *subs,
		ret);
		goto err;
		}

		xhci_pa = usb_get_sec_event_ring_phys_addr(subs->dev,
		resp->interrupter_num, &dma);
		if (!xhci_pa) {
		pr_err("%s: failed to get sec event ring dma address\n",
		__func__);
		ret = -ENODEV;
		goto err;
		}

		va = uaudio_iommu_map(MEM_EVENT_RING, xhci_pa, PAGE_SIZE, NULL);
		if (!va)
		if (!va) {
		ret = -ENOMEM;
		goto err;
		}

		resp->xhci_mem_info.evt_ring.va = PREPEND_SID_TO_IOVA(va,
		uaudio_qdev->sid);
		@@ -637,15 +650,19 @@ static int prepare_qmi_response(struct snd_usb_substream *subs,
		uaudio_qdev->er_mapped = true;

		resp->speed_info = get_speed_info(subs->dev->speed);
		if (resp->speed_info == USB_AUDIO_DEVICE_SPEED_INVALID_V01)
		if (resp->speed_info == USB_AUDIO_DEVICE_SPEED_INVALID_V01) {
		ret = -ENODEV;
		goto unmap_er;
		}

		resp->speed_info_valid = 1;

		/* data transfer ring */
		va = uaudio_iommu_map(MEM_XFER_RING, tr_data_pa, PAGE_SIZE, NULL);
		if (!va)
		if (!va) {
		ret = -ENOMEM;
		goto unmap_er;
		}

		tr_data_va = va;
		resp->xhci_mem_info.tr_data.va = PREPEND_SID_TO_IOVA(va,
		@@ -658,8 +675,10 @@ static int prepare_qmi_response(struct snd_usb_substream *subs,

		xhci_pa = resp->xhci_mem_info.tr_sync.pa;
		va = uaudio_iommu_map(MEM_XFER_RING, tr_sync_pa, PAGE_SIZE, NULL);
		if (!va)
		if (!va) {
		ret = -ENOMEM;
		goto unmap_data;
		}

		tr_sync_va = va;
		resp->xhci_mem_info.tr_sync.va = PREPEND_SID_TO_IOVA(va,
		@@ -683,14 +702,18 @@ static int prepare_qmi_response(struct snd_usb_substream *subs,
		}

		xfer_buf = usb_alloc_coherent(subs->dev, len, GFP_KERNEL, &xfer_buf_pa);
		if (!xfer_buf)
		if (!xfer_buf) {
		ret = -ENOMEM;
		goto unmap_sync;
		}

		dma_get_sgtable(subs->dev->bus->sysdev, &sgt, xfer_buf, xfer_buf_pa,
		len);
		va = uaudio_iommu_map(MEM_XFER_BUF, xfer_buf_pa, len, &sgt);
		if (!va)
		if (!va) {
		ret = -ENOMEM;
		goto unmap_sync;
		}

		resp->xhci_mem_info.xfer_buff.pa = xfer_buf_pa;
		resp->xhci_mem_info.xfer_buff.size = len;