diff options
Diffstat (limited to 'target/linux/generic/patches-4.9/110-ehci_hcd_ignore_oc.patch')
-rw-r--r-- | target/linux/generic/patches-4.9/110-ehci_hcd_ignore_oc.patch | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/target/linux/generic/patches-4.9/110-ehci_hcd_ignore_oc.patch b/target/linux/generic/patches-4.9/110-ehci_hcd_ignore_oc.patch deleted file mode 100644 index 2d1f53be26..0000000000 --- a/target/linux/generic/patches-4.9/110-ehci_hcd_ignore_oc.patch +++ /dev/null @@ -1,82 +0,0 @@ -From 1e311820ec3055e3f08e687de6564692a7cec675 Mon Sep 17 00:00:00 2001 -From: Florian Fainelli <florian@openwrt.org> -Date: Mon, 28 Jan 2013 20:06:29 +0100 -Subject: [PATCH 11/12] USB: EHCI: add ignore_oc flag to disable overcurrent - checking - -This patch adds an ignore_oc flag which can be set by EHCI controller -not supporting or wanting to disable overcurrent checking. The EHCI -platform data in include/linux/usb/ehci_pdriver.h is also augmented to -take advantage of this new flag. - -Signed-off-by: Florian Fainelli <florian@openwrt.org> ---- - drivers/usb/host/ehci-hcd.c | 2 +- - drivers/usb/host/ehci-hub.c | 4 ++-- - drivers/usb/host/ehci-platform.c | 1 + - drivers/usb/host/ehci.h | 1 + - include/linux/usb/ehci_pdriver.h | 1 + - 5 files changed, 6 insertions(+), 3 deletions(-) - ---- a/drivers/usb/host/ehci-hcd.c -+++ b/drivers/usb/host/ehci-hcd.c -@@ -651,7 +651,7 @@ static int ehci_run (struct usb_hcd *hcd - "USB %x.%x started, EHCI %x.%02x%s\n", - ((ehci->sbrn & 0xf0)>>4), (ehci->sbrn & 0x0f), - temp >> 8, temp & 0xff, -- ignore_oc ? ", overcurrent ignored" : ""); -+ (ignore_oc || ehci->ignore_oc) ? ", overcurrent ignored" : ""); - - ehci_writel(ehci, INTR_MASK, - &ehci->regs->intr_enable); /* Turn On Interrupts */ ---- a/drivers/usb/host/ehci-hub.c -+++ b/drivers/usb/host/ehci-hub.c -@@ -638,7 +638,7 @@ ehci_hub_status_data (struct usb_hcd *hc - * always set, seem to clear PORT_OCC and PORT_CSC when writing to - * PORT_POWER; that's surprising, but maybe within-spec. - */ -- if (!ignore_oc) -+ if (!ignore_oc && !ehci->ignore_oc) - mask = PORT_CSC | PORT_PEC | PORT_OCC; - else - mask = PORT_CSC | PORT_PEC; -@@ -1008,7 +1008,7 @@ int ehci_hub_control( - if (temp & PORT_PEC) - status |= USB_PORT_STAT_C_ENABLE << 16; - -- if ((temp & PORT_OCC) && !ignore_oc){ -+ if ((temp & PORT_OCC) && (!ignore_oc && !ehci->ignore_oc)){ - status |= USB_PORT_STAT_C_OVERCURRENT << 16; - - /* ---- a/drivers/usb/host/ehci-platform.c -+++ b/drivers/usb/host/ehci-platform.c -@@ -259,6 +259,8 @@ static int ehci_platform_probe(struct pl - hcd->has_tt = 1; - if (pdata->reset_on_resume) - priv->reset_on_resume = true; -+ if (pdata->ignore_oc) -+ ehci->ignore_oc = 1; - - #ifndef CONFIG_USB_EHCI_BIG_ENDIAN_MMIO - if (ehci->big_endian_mmio) { ---- a/drivers/usb/host/ehci.h -+++ b/drivers/usb/host/ehci.h -@@ -230,6 +230,7 @@ struct ehci_hcd { /* one per controlle - unsigned frame_index_bug:1; /* MosChip (AKA NetMos) */ - unsigned need_oc_pp_cycle:1; /* MPC834X port power */ - unsigned imx28_write_fix:1; /* For Freescale i.MX28 */ -+ unsigned ignore_oc:1; - - /* required for usb32 quirk */ - #define OHCI_CTRL_HCFS (3 << 6) ---- a/include/linux/usb/ehci_pdriver.h -+++ b/include/linux/usb/ehci_pdriver.h -@@ -49,6 +49,7 @@ struct usb_ehci_pdata { - unsigned no_io_watchdog:1; - unsigned reset_on_resume:1; - unsigned dma_mask_64:1; -+ unsigned ignore_oc:1; - - /* Turn on all power and clocks */ - int (*power_on)(struct platform_device *pdev); |