diff options
| author | Zhenyu Wang <zhenyuw@linux.intel.com> | 2020-02-20 11:23:37 +0300 |
|---|---|---|
| committer | Zhenyu Wang <zhenyuw@linux.intel.com> | 2020-02-20 11:23:37 +0300 |
| commit | c95baf12f5077419db01313ab61c2aac007d40cd (patch) | |
| tree | 8c2aed3b89aecfb100b0546b601b7c7ae513a974 /drivers/usb/cdns3/core.c | |
| parent | 690c3df85f107c7e2b5726392e0f53bb18ec9f73 (diff) | |
| parent | e24bcd34c1dd7dabde4a8546920537f7137e3c5f (diff) | |
| download | linux-c95baf12f5077419db01313ab61c2aac007d40cd.tar.xz | |
Merge drm-intel-next-queued into gvt-next
Backmerge to pull in
https://patchwork.freedesktop.org/patch/353621/?series=73544&rev=1
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Diffstat (limited to 'drivers/usb/cdns3/core.c')
| -rw-r--r-- | drivers/usb/cdns3/core.c | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/drivers/usb/cdns3/core.c b/drivers/usb/cdns3/core.c index 06f1e105be4e..c2123ef8d8a3 100644 --- a/drivers/usb/cdns3/core.c +++ b/drivers/usb/cdns3/core.c @@ -160,10 +160,30 @@ static int cdns3_core_init_role(struct cdns3 *cdns) if (ret) goto err; - if (cdns->dr_mode != USB_DR_MODE_OTG) { + /* Initialize idle role to start with */ + ret = cdns3_role_start(cdns, USB_ROLE_NONE); + if (ret) + goto err; + + switch (cdns->dr_mode) { + case USB_DR_MODE_OTG: ret = cdns3_hw_role_switch(cdns); if (ret) goto err; + break; + case USB_DR_MODE_PERIPHERAL: + ret = cdns3_role_start(cdns, USB_ROLE_DEVICE); + if (ret) + goto err; + break; + case USB_DR_MODE_HOST: + ret = cdns3_role_start(cdns, USB_ROLE_HOST); + if (ret) + goto err; + break; + default: + ret = -EINVAL; + goto err; } return ret; |