mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-24 07:46:48 +00:00
102cb4742c
Refresh patches on all 4.4 supported platforms. 077-0005-bgmac-stop-clearing-DMA-receive-control-register-rig.patch removed as now upstream. Compile & run tested: ar71xx - Archer C7 v2 Signed-off-by: Kevin Darbyshire-Bryant <kevin@darbyshire-bryant.me.uk>
69 lines
2.0 KiB
Diff
69 lines
2.0 KiB
Diff
From 77966eb85e6d988a6daaf8ac14ac33026ceb3ab7 Mon Sep 17 00:00:00 2001
|
|
From: John Youn <John.Youn@synopsys.com>
|
|
Date: Fri, 19 Feb 2016 17:31:01 -0800
|
|
Subject: usb: dwc3: Validate the maximum_speed parameter
|
|
|
|
Check that dwc->maximum_speed is set to a valid value. Also add an error
|
|
when we use it later if we encounter an invalid value.
|
|
|
|
Signed-off-by: John Youn <johnyoun@synopsys.com>
|
|
Signed-off-by: Felipe Balbi <balbi@kernel.org>
|
|
---
|
|
drivers/usb/dwc3/core.c | 18 ++++++++++++++++--
|
|
drivers/usb/dwc3/gadget.c | 9 ++++++---
|
|
2 files changed, 22 insertions(+), 5 deletions(-)
|
|
|
|
--- a/drivers/usb/dwc3/core.c
|
|
+++ b/drivers/usb/dwc3/core.c
|
|
@@ -1012,8 +1012,20 @@ static int dwc3_probe(struct platform_de
|
|
goto err1;
|
|
}
|
|
|
|
- /* default to superspeed if no maximum_speed passed */
|
|
- if (dwc->maximum_speed == USB_SPEED_UNKNOWN) {
|
|
+ /* Check the maximum_speed parameter */
|
|
+ switch (dwc->maximum_speed) {
|
|
+ case USB_SPEED_LOW:
|
|
+ case USB_SPEED_FULL:
|
|
+ case USB_SPEED_HIGH:
|
|
+ case USB_SPEED_SUPER:
|
|
+ case USB_SPEED_SUPER_PLUS:
|
|
+ break;
|
|
+ default:
|
|
+ dev_err(dev, "invalid maximum_speed parameter %d\n",
|
|
+ dwc->maximum_speed);
|
|
+ /* fall through */
|
|
+ case USB_SPEED_UNKNOWN:
|
|
+ /* default to superspeed */
|
|
dwc->maximum_speed = USB_SPEED_SUPER;
|
|
|
|
/*
|
|
@@ -1023,6 +1035,8 @@ static int dwc3_probe(struct platform_de
|
|
(DWC3_GHWPARAMS3_SSPHY_IFC(dwc->hwparams.hwparams3) ==
|
|
DWC3_GHWPARAMS3_SSPHY_IFC_GEN2))
|
|
dwc->maximum_speed = USB_SPEED_SUPER_PLUS;
|
|
+
|
|
+ break;
|
|
}
|
|
|
|
/* Adjust Frame Length */
|
|
--- a/drivers/usb/dwc3/gadget.c
|
|
+++ b/drivers/usb/dwc3/gadget.c
|
|
@@ -1634,10 +1634,13 @@ static int dwc3_gadget_start(struct usb_
|
|
case USB_SPEED_HIGH:
|
|
reg |= DWC3_DSTS_HIGHSPEED;
|
|
break;
|
|
- case USB_SPEED_SUPER: /* FALLTHROUGH */
|
|
- case USB_SPEED_UNKNOWN: /* FALTHROUGH */
|
|
default:
|
|
- reg |= DWC3_DSTS_SUPERSPEED;
|
|
+ dev_err(dwc->dev, "invalid dwc->maximum_speed (%d)\n",
|
|
+ dwc->maximum_speed);
|
|
+ /* fall through */
|
|
+ case USB_SPEED_SUPER:
|
|
+ reg |= DWC3_DCFG_SUPERSPEED;
|
|
+ break;
|
|
}
|
|
}
|
|
dwc3_writel(dwc->regs, DWC3_DCFG, reg);
|