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| author | Gregory Herrero <gregory.herrero@intel.com> | 2015-01-30 09:09:32 +0100 |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2015-01-30 10:32:41 -0600 |
| commit | 643cc4dee1ee804b46f8d288babca046cca7e099 (patch) | |
| tree | 7e421c8125090e712400f06887a613ad68cf27a2 /drivers/usb/dwc2/core.h | |
| parent | 7d24c1b5a77c71d885fca047d1f25721f6b366e7 (diff) | |
| download | lwn-643cc4dee1ee804b46f8d288babca046cca7e099.tar.gz lwn-643cc4dee1ee804b46f8d288babca046cca7e099.zip | |
usb: dwc2: gadget: add reset flag in init function
Add a flag to request physical reset of the controller when
s3c_hsotg_core_init_disconnected is called.
During the usb reset, controller must not be fully reconfigured and
resetted. Else this leads to shorter chirp-k duration during
enumeration.
Tested-by: Robert Baldyga <r.baldyga@samsung.com>
Acked-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Gregory Herrero <gregory.herrero@intel.com>
Signed-off-by: Mian Yousaf Kaukab <yousaf.kaukab@intel.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/dwc2/core.h')
| -rw-r--r-- | drivers/usb/dwc2/core.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/usb/dwc2/core.h b/drivers/usb/dwc2/core.h index 485b195126e7..f74304b12652 100644 --- a/drivers/usb/dwc2/core.h +++ b/drivers/usb/dwc2/core.h @@ -999,7 +999,8 @@ extern int s3c_hsotg_remove(struct dwc2_hsotg *hsotg); extern int s3c_hsotg_suspend(struct dwc2_hsotg *dwc2); extern int s3c_hsotg_resume(struct dwc2_hsotg *dwc2); extern int dwc2_gadget_init(struct dwc2_hsotg *hsotg, int irq); -extern void s3c_hsotg_core_init_disconnected(struct dwc2_hsotg *dwc2); +extern void s3c_hsotg_core_init_disconnected(struct dwc2_hsotg *dwc2, + bool reset); extern void s3c_hsotg_core_connect(struct dwc2_hsotg *hsotg); extern void s3c_hsotg_disconnect(struct dwc2_hsotg *dwc2); #else @@ -1011,7 +1012,8 @@ static inline int s3c_hsotg_resume(struct dwc2_hsotg *dwc2) { return 0; } static inline int dwc2_gadget_init(struct dwc2_hsotg *hsotg, int irq) { return 0; } -static inline void s3c_hsotg_core_init_disconnected(struct dwc2_hsotg *dwc2) {} +static inline void s3c_hsotg_core_init_disconnected(struct dwc2_hsotg *dwc2, + bool reset) {} static inline void s3c_hsotg_core_connect(struct dwc2_hsotg *hsotg) {} static inline void s3c_hsotg_disconnect(struct dwc2_hsotg *dwc2) {} #endif |