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authorLinus Torvalds <torvalds@linux-foundation.org>2016-05-21 04:12:25 (GMT)
committerLinus Torvalds <torvalds@linux-foundation.org>2016-05-21 04:12:25 (GMT)
commit19e36ad292ab24980db64a5ff17973d3118a8fb9 (patch)
tree175715409a689814e5cd425a98f2d2d47f82addf /drivers/usb/host/xhci-plat.c
parente10abc629f38efd9b6936cf3612583cc846104d9 (diff)
parent60d5794fe5a50d02f4a0df84b45910a4dfa8b487 (diff)
downloadlinux-19e36ad292ab24980db64a5ff17973d3118a8fb9.tar.xz
Merge tag 'usb-4.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb
Pull USB updates from Greg KH: "Here's the big pull request for USB and PHY drivers for 4.7-rc1 Full details in the shortlog, but it's the normal major gadget driver updates, phy updates, new usbip code, as well as a bit of lots of other stuff. All have been in linux-next with no reported issues" * tag 'usb-4.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (164 commits) USB: serial: ti_usb_3410_5052: add MOXA UPORT 11x0 support USB: serial: fix minor-number allocation USB: serial: quatech2: fix use-after-free in probe error path USB: serial: mxuport: fix use-after-free in probe error path USB: serial: keyspan: fix debug and error messages USB: serial: keyspan: fix URB unlink USB: serial: keyspan: fix use-after-free in probe error path USB: serial: io_edgeport: fix memory leaks in probe error path USB: serial: io_edgeport: fix memory leaks in attach error path usb: Remove unnecessary space before operator ','. usb: Remove unnecessary space before open square bracket. USB: FHCI: avoid redundant condition usb: host: xhci-rcar: Avoid long wait in xhci_reset() usb/host/fotg210: remove dead code in create_sysfs_files usb: wusbcore: Do not initialise statics to 0. usb: wusbcore: Remove space before ',' and '(' . USB: serial: cp210x: clean up CRTSCTS flag code USB: serial: cp210x: get rid of magic numbers in CRTSCTS flag code USB: serial: cp210x: fix hardware flow-control disable USB: serial: option: add even more ZTE device ids ...
Diffstat (limited to 'drivers/usb/host/xhci-plat.c')
-rw-r--r--drivers/usb/host/xhci-plat.c60
1 files changed, 28 insertions, 32 deletions
diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
index 474b5fa..676ea45 100644
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c
@@ -37,27 +37,32 @@ static const struct xhci_driver_overrides xhci_plat_overrides __initconst = {
.start = xhci_plat_start,
};
-static void xhci_plat_quirks(struct device *dev, struct xhci_hcd *xhci)
+static void xhci_priv_plat_start(struct usb_hcd *hcd)
+{
+ struct xhci_plat_priv *priv = hcd_to_xhci_priv(hcd);
+
+ if (priv->plat_start)
+ priv->plat_start(hcd);
+}
+
+static int xhci_priv_init_quirk(struct usb_hcd *hcd)
{
- struct usb_hcd *hcd = xhci_to_hcd(xhci);
+ struct xhci_plat_priv *priv = hcd_to_xhci_priv(hcd);
+
+ if (!priv->init_quirk)
+ return 0;
+ return priv->init_quirk(hcd);
+}
+
+static void xhci_plat_quirks(struct device *dev, struct xhci_hcd *xhci)
+{
/*
* As of now platform drivers don't provide MSI support so we ensure
* here that the generic code does not try to make a pci_dev from our
* dev struct in order to setup MSI
*/
xhci->quirks |= XHCI_PLAT;
-
- /*
- * On R-Car Gen2 and Gen3, the AC64 bit (bit 0) of HCCPARAMS1 is set
- * to 1. However, these SoCs don't support 64-bit address memory
- * pointers. So, this driver clears the AC64 bit of xhci->hcc_params
- * to call dma_set_coherent_mask(dev, DMA_BIT_MASK(32)) in
- * xhci_gen_setup().
- */
- if (xhci_plat_type_is(hcd, XHCI_PLAT_TYPE_RENESAS_RCAR_GEN2) ||
- xhci_plat_type_is(hcd, XHCI_PLAT_TYPE_RENESAS_RCAR_GEN3))
- xhci->quirks |= XHCI_NO_64BIT_SUPPORT;
}
/* called during probe() after chip reset completes */
@@ -65,38 +70,35 @@ static int xhci_plat_setup(struct usb_hcd *hcd)
{
int ret;
- if (xhci_plat_type_is(hcd, XHCI_PLAT_TYPE_RENESAS_RCAR_GEN2) ||
- xhci_plat_type_is(hcd, XHCI_PLAT_TYPE_RENESAS_RCAR_GEN3)) {
- ret = xhci_rcar_init_quirk(hcd);
- if (ret)
- return ret;
- }
+
+ ret = xhci_priv_init_quirk(hcd);
+ if (ret)
+ return ret;
return xhci_gen_setup(hcd, xhci_plat_quirks);
}
static int xhci_plat_start(struct usb_hcd *hcd)
{
- if (xhci_plat_type_is(hcd, XHCI_PLAT_TYPE_RENESAS_RCAR_GEN2) ||
- xhci_plat_type_is(hcd, XHCI_PLAT_TYPE_RENESAS_RCAR_GEN3))
- xhci_rcar_start(hcd);
-
+ xhci_priv_plat_start(hcd);
return xhci_run(hcd);
}
#ifdef CONFIG_OF
static const struct xhci_plat_priv xhci_plat_marvell_armada = {
- .type = XHCI_PLAT_TYPE_MARVELL_ARMADA,
+ .init_quirk = xhci_mvebu_mbus_init_quirk,
};
static const struct xhci_plat_priv xhci_plat_renesas_rcar_gen2 = {
- .type = XHCI_PLAT_TYPE_RENESAS_RCAR_GEN2,
.firmware_name = XHCI_RCAR_FIRMWARE_NAME_V1,
+ .init_quirk = xhci_rcar_init_quirk,
+ .plat_start = xhci_rcar_start,
};
static const struct xhci_plat_priv xhci_plat_renesas_rcar_gen3 = {
- .type = XHCI_PLAT_TYPE_RENESAS_RCAR_GEN3,
.firmware_name = XHCI_RCAR_FIRMWARE_NAME_V2,
+ .init_quirk = xhci_rcar_init_quirk,
+ .plat_start = xhci_rcar_start,
};
static const struct of_device_id usb_xhci_of_match[] = {
@@ -207,12 +209,6 @@ static int xhci_plat_probe(struct platform_device *pdev)
*priv = *priv_match;
}
- if (xhci_plat_type_is(hcd, XHCI_PLAT_TYPE_MARVELL_ARMADA)) {
- ret = xhci_mvebu_mbus_init_quirk(pdev);
- if (ret)
- goto disable_clk;
- }
-
device_wakeup_enable(hcd->self.controller);
xhci->clk = clk;