diff options
Diffstat (limited to 'target/linux/brcm2708/patches-3.10/0084-dwc_otg-make-channel-halts-with-unknown-state-less-d.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-3.10/0084-dwc_otg-make-channel-halts-with-unknown-state-less-d.patch | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/target/linux/brcm2708/patches-3.10/0084-dwc_otg-make-channel-halts-with-unknown-state-less-d.patch b/target/linux/brcm2708/patches-3.10/0084-dwc_otg-make-channel-halts-with-unknown-state-less-d.patch deleted file mode 100644 index 251fa0725e..0000000000 --- a/target/linux/brcm2708/patches-3.10/0084-dwc_otg-make-channel-halts-with-unknown-state-less-d.patch +++ /dev/null @@ -1,47 +0,0 @@ -From 6ecef9d4e6add518889432cc642a50e47ee3536b Mon Sep 17 00:00:00 2001 -From: P33M <P33M@github.com> -Date: Tue, 23 Jul 2013 14:15:32 +0100 -Subject: [PATCH 084/196] dwc_otg: make channel halts with unknown state less - damaging - -If the IRQ received a channel halt interrupt through the FIQ -with no other bits set, the IRQ would not release the host -channel and never complete the URB. - -Add catchall handling to treat as a transaction error and retry. ---- - drivers/usb/host/dwc_otg/dwc_otg_hcd_intr.c | 12 ++++++++++++ - 1 file changed, 12 insertions(+) - -diff --git a/drivers/usb/host/dwc_otg/dwc_otg_hcd_intr.c b/drivers/usb/host/dwc_otg/dwc_otg_hcd_intr.c -index dbff763..488defb 100644 ---- a/drivers/usb/host/dwc_otg/dwc_otg_hcd_intr.c -+++ b/drivers/usb/host/dwc_otg/dwc_otg_hcd_intr.c -@@ -2578,12 +2578,24 @@ static void handle_hc_chhltd_intr_dma(dwc_otg_hcd_t * hcd, - DWC_READ_REG32(&hcd-> - core_if->core_global_regs-> - gintsts)); -+ /* Failthrough: use 3-strikes rule */ -+ qtd->error_count++; -+ dwc_otg_hcd_save_data_toggle(hc, hc_regs, qtd); -+ update_urb_state_xfer_intr(hc, hc_regs, -+ qtd->urb, qtd, DWC_OTG_HC_XFER_XACT_ERR); -+ halt_channel(hcd, hc, qtd, DWC_OTG_HC_XFER_XACT_ERR); - } - - } - } else { - DWC_PRINTF("NYET/NAK/ACK/other in non-error case, 0x%08x\n", - hcint.d32); -+ /* Failthrough: use 3-strikes rule */ -+ qtd->error_count++; -+ dwc_otg_hcd_save_data_toggle(hc, hc_regs, qtd); -+ update_urb_state_xfer_intr(hc, hc_regs, -+ qtd->urb, qtd, DWC_OTG_HC_XFER_XACT_ERR); -+ halt_channel(hcd, hc, qtd, DWC_OTG_HC_XFER_XACT_ERR); - } - } - --- -1.9.1 - |