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authorMinas Harutyunyan <minas.harutyunyan@synopsys.com>2018-12-10 17:09:32 +0300
committerFelipe Balbi <felipe.balbi@linux.intel.com>2018-12-11 16:42:39 +0300
commit4fe4f9fecc36956fd53c8edf96dd0c691ef98ff9 (patch)
tree037c33072a1b0e53e82f69db271110725b1f844d /drivers/usb/gadget/function
parent244add8ebfb231c39db9e33b204bd0ce8f24f782 (diff)
downloadlinux-4fe4f9fecc36956fd53c8edf96dd0c691ef98ff9.tar.xz
usb: dwc2: Fix disable all EP's on disconnect
Disabling all EP's allow to reset EP's to initial state. Introduced new function dwc2_hsotg_ep_disable_lock() which before calling dwc2_hsotg_ep_disable() function acquire hsotg->lock and release on exiting. From dwc2_hsotg_ep_disable() function removed acquiring hsotg->lock. In dwc2_hsotg_core_init_disconnected() function when USB reset interrupt asserted disabling all ep’s by dwc2_hsotg_ep_disable() function. This updates eliminating sparse imbalance warnings. Reverted changes in dwc2_hostg_disconnect() function. Introduced new function dwc2_hsotg_ep_disable_lock(). Changed dwc2_hsotg_ep_ops. Now disable point to dwc2_hsotg_ep_disable_lock() function. In functions dwc2_hsotg_udc_stop() and dwc2_hsotg_suspend() dwc2_hsotg_ep_disable() function replaced by dwc2_hsotg_ep_disable_lock() function. In dwc2_hsotg_ep_disable() function removed acquiring of hsotg->lock. Fixes: dccf1bad4be7 ("usb: dwc2: Disable all EP's on disconnect") Signed-off-by: Minas Harutyunyan <hminas@synopsys.com> Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers/usb/gadget/function')
0 files changed, 0 insertions, 0 deletions