diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-4.19/950-0361-dwc_otg-only-do_split-when-we-actually-need-to-do-a-.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-4.19/950-0361-dwc_otg-only-do_split-when-we-actually-need-to-do-a-.patch | 55 |
1 files changed, 0 insertions, 55 deletions
diff --git a/target/linux/bcm27xx/patches-4.19/950-0361-dwc_otg-only-do_split-when-we-actually-need-to-do-a-.patch b/target/linux/bcm27xx/patches-4.19/950-0361-dwc_otg-only-do_split-when-we-actually-need-to-do-a-.patch deleted file mode 100644 index d2a9973fa8..0000000000 --- a/target/linux/bcm27xx/patches-4.19/950-0361-dwc_otg-only-do_split-when-we-actually-need-to-do-a-.patch +++ /dev/null @@ -1,55 +0,0 @@ -From 0c988aed71773be4481b886ccf03c40a52f57cdb Mon Sep 17 00:00:00 2001 -From: P33M <p33m@github.com> -Date: Mon, 8 Apr 2019 12:45:23 +0100 -Subject: [PATCH] dwc_otg: only do_split when we actually need to do a - split - -The previous test would fail if the root port was in fullspeed mode -and there was a hub between the FS device and the root port. While -the transfer worked, the schedule mangling performed for high-speed -split transfers would break leading to an 8ms polling interval. ---- - drivers/usb/host/dwc_otg/dwc_otg_hcd_queue.c | 9 ++++----- - 1 file changed, 4 insertions(+), 5 deletions(-) - ---- a/drivers/usb/host/dwc_otg/dwc_otg_hcd_queue.c -+++ b/drivers/usb/host/dwc_otg/dwc_otg_hcd_queue.c -@@ -167,8 +167,10 @@ void qh_init(dwc_otg_hcd_t * hcd, dwc_ot - char *speed, *type; - int dev_speed; - uint32_t hub_addr, hub_port; -+ hprt0_data_t hprt; - - dwc_memset(qh, 0, sizeof(dwc_otg_qh_t)); -+ hprt.d32 = DWC_READ_REG32(hcd->core_if->host_if->hprt0); - - /* Initialize QH */ - qh->ep_type = dwc_otg_hcd_get_pipe_type(&urb->pipe_info); -@@ -191,9 +193,8 @@ void qh_init(dwc_otg_hcd_t * hcd, dwc_ot - - qh->nak_frame = 0xffff; - -- if (((dev_speed == USB_SPEED_LOW) || -- (dev_speed == USB_SPEED_FULL)) && -- (hub_addr != 0 && hub_addr != 1)) { -+ if (hprt.b.prtspd == DWC_HPRT0_PRTSPD_HIGH_SPEED && -+ dev_speed != USB_SPEED_HIGH) { - DWC_DEBUGPL(DBG_HCD, - "QH init: EP %d: TT found at hub addr %d, for port %d\n", - dwc_otg_hcd_get_ep_num(&urb->pipe_info), hub_addr, -@@ -204,7 +205,6 @@ void qh_init(dwc_otg_hcd_t * hcd, dwc_ot - - if (qh->ep_type == UE_INTERRUPT || qh->ep_type == UE_ISOCHRONOUS) { - /* Compute scheduling parameters once and save them. */ -- hprt0_data_t hprt; - - /** @todo Account for split transfers in the bus time. */ - int bytecount = -@@ -219,7 +219,6 @@ void qh_init(dwc_otg_hcd_t * hcd, dwc_ot - SCHEDULE_SLOP); - qh->interval = urb->interval; - -- hprt.d32 = DWC_READ_REG32(hcd->core_if->host_if->hprt0); - if (hprt.b.prtspd == DWC_HPRT0_PRTSPD_HIGH_SPEED) { - if (dev_speed == USB_SPEED_LOW || - dev_speed == USB_SPEED_FULL) { |