diff options
| author | Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> | 2016-08-08 21:50:51 +0900 |
|---|---|---|
| committer | Felipe Balbi <felipe.balbi@linux.intel.com> | 2016-08-11 15:09:43 +0300 |
| commit | 772ce81264b179c0e61340998e3b29e900b2fa6d (patch) | |
| tree | ad8ac8d93c71db2dc445de4a8fe568e735eebb45 /drivers/usb | |
| parent | 4491ed5042f0419b22a4b08331adb54af31e2caa (diff) | |
| download | linux-0-day-772ce81264b179c0e61340998e3b29e900b2fa6d.tar.gz linux-0-day-772ce81264b179c0e61340998e3b29e900b2fa6d.tar.xz | |
usb: renesas_usbhs: Fix receiving data corrupt on R-Car Gen3 with dmac
Since R-Car Gen3 SoC has the USB-DMAC, this driver should set
dparam->has_usb_dmac to 1. Otherwise, behavior of this driver and
the usb-dmac driver will be mismatch, then sometimes receiving data will
be corrupt.
Fixes: de18757e272d ("usb: renesas_usbhs: add R-Car Gen3 power control")
Cc: <stable@vger.kernel.org> # v4.5+
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/renesas_usbhs/common.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/usb/renesas_usbhs/common.c b/drivers/usb/renesas_usbhs/common.c index 8fbbc2d32371a..ac67bab9124cc 100644 --- a/drivers/usb/renesas_usbhs/common.c +++ b/drivers/usb/renesas_usbhs/common.c @@ -514,7 +514,8 @@ static struct renesas_usbhs_platform_info *usbhs_parse_dt(struct device *dev) if (gpio > 0) dparam->enable_gpio = gpio; - if (dparam->type == USBHS_TYPE_RCAR_GEN2) + if (dparam->type == USBHS_TYPE_RCAR_GEN2 || + dparam->type == USBHS_TYPE_RCAR_GEN3) dparam->has_usb_dmac = 1; return info; |