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path: root/target/linux/brcm2708/patches-4.4/0206-dwc_otg-Don-t-free-qh-align-buffers-in-atomic-contex.patch
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Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0206-dwc_otg-Don-t-free-qh-align-buffers-in-atomic-contex.patch')
-rw-r--r--target/linux/brcm2708/patches-4.4/0206-dwc_otg-Don-t-free-qh-align-buffers-in-atomic-contex.patch43
1 files changed, 0 insertions, 43 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0206-dwc_otg-Don-t-free-qh-align-buffers-in-atomic-contex.patch b/target/linux/brcm2708/patches-4.4/0206-dwc_otg-Don-t-free-qh-align-buffers-in-atomic-contex.patch
deleted file mode 100644
index eddd3d562e..0000000000
--- a/target/linux/brcm2708/patches-4.4/0206-dwc_otg-Don-t-free-qh-align-buffers-in-atomic-contex.patch
+++ /dev/null
@@ -1,43 +0,0 @@
-From 73e49d74c2bb5ef82bf19ad1132cd127d76dede3 Mon Sep 17 00:00:00 2001
-From: P33M <P33M@github.com>
-Date: Fri, 18 Mar 2016 17:38:37 +0000
-Subject: [PATCH] dwc_otg: Don't free qh align buffers in atomic context
-
----
- drivers/usb/host/dwc_otg/dwc_otg_hcd_queue.c | 9 +++++++--
- 1 file changed, 7 insertions(+), 2 deletions(-)
-
---- a/drivers/usb/host/dwc_otg/dwc_otg_hcd_queue.c
-+++ b/drivers/usb/host/dwc_otg/dwc_otg_hcd_queue.c
-@@ -56,6 +56,9 @@ void dwc_otg_hcd_qh_free(dwc_otg_hcd_t *
- {
- dwc_otg_qtd_t *qtd, *qtd_tmp;
- dwc_irqflags_t flags;
-+ uint32_t buf_size = 0;
-+ uint8_t *align_buf_virt = NULL;
-+ dwc_dma_t align_buf_dma;
-
- /* Free each QTD in the QTD list */
- DWC_SPINLOCK_IRQSAVE(hcd->lock, &flags);
-@@ -67,17 +70,19 @@ void dwc_otg_hcd_qh_free(dwc_otg_hcd_t *
- if (hcd->core_if->dma_desc_enable) {
- dwc_otg_hcd_qh_free_ddma(hcd, qh);
- } else if (qh->dw_align_buf) {
-- uint32_t buf_size;
- if (qh->ep_type == UE_ISOCHRONOUS) {
- buf_size = 4096;
- } else {
- buf_size = hcd->core_if->core_params->max_transfer_size;
- }
-- DWC_DMA_FREE(buf_size, qh->dw_align_buf, qh->dw_align_buf_dma);
-+ align_buf_virt = qh->dw_align_buf;
-+ align_buf_dma = qh->dw_align_buf_dma;
- }
-
- DWC_FREE(qh);
- DWC_SPINUNLOCK_IRQRESTORE(hcd->lock, flags);
-+ if (align_buf_virt)
-+ DWC_DMA_FREE(buf_size, align_buf_virt, align_buf_dma);
- return;
- }
-