diff options
Diffstat (limited to 'drivers/usb/cdns3')
| -rw-r--r-- | drivers/usb/cdns3/core.c | 8 | ||||
| -rw-r--r-- | drivers/usb/cdns3/ep0.c | 22 | ||||
| -rw-r--r-- | drivers/usb/cdns3/gadget.c | 23 |
3 files changed, 30 insertions, 23 deletions
diff --git a/drivers/usb/cdns3/core.c b/drivers/usb/cdns3/core.c index 19bbb5b7e6b6..59e5e213a99b 100644 --- a/drivers/usb/cdns3/core.c +++ b/drivers/usb/cdns3/core.c @@ -282,7 +282,7 @@ static int cdns3_idle_init(struct cdns3 *cdns) /** * cdns3_hw_role_switch - switch roles based on HW state - * @cdns3: controller + * @cdns: controller */ int cdns3_hw_role_switch(struct cdns3 *cdns) { @@ -320,7 +320,7 @@ exit: /** * cdsn3_role_get - get current role of controller. * - * @dev: Pointer to device structure + * @sw: pointer to USB role switch structure * * Returns role */ @@ -334,8 +334,8 @@ static enum usb_role cdns3_role_get(struct usb_role_switch *sw) /** * cdns3_role_set - set current role of controller. * - * @dev: pointer to device object - * @role - the previous role + * @sw: pointer to USB role switch structure + * @role: the previous role * Handles below events: * - Role switch for dual-role devices * - USB_ROLE_GADGET <--> USB_ROLE_NONE for peripheral-only devices diff --git a/drivers/usb/cdns3/ep0.c b/drivers/usb/cdns3/ep0.c index 5aa69980e7ff..88af81bc10a3 100644 --- a/drivers/usb/cdns3/ep0.c +++ b/drivers/usb/cdns3/ep0.c @@ -29,6 +29,7 @@ static struct usb_endpoint_descriptor cdns3_gadget_ep0_desc = { * @length: data length * @erdy: set it to 1 when ERDY packet should be sent - * exit from flow control state + * @zlp: add zero length packet */ static void cdns3_ep0_run_transfer(struct cdns3_device *priv_dev, dma_addr_t dma_addr, @@ -227,7 +228,7 @@ static int cdns3_req_ep0_set_address(struct cdns3_device *priv_dev, /** * cdns3_req_ep0_get_status - Handling of GET_STATUS standard USB request * @priv_dev: extended gadget object - * @ctrl_req: pointer to received setup packet + * @ctrl: pointer to received setup packet * * Returns 0 if success, error code on error */ @@ -329,10 +330,10 @@ static int cdns3_ep0_feature_handle_device(struct cdns3_device *priv_dev, tmode >>= 8; switch (tmode) { - case TEST_J: - case TEST_K: - case TEST_SE0_NAK: - case TEST_PACKET: + case USB_TEST_J: + case USB_TEST_K: + case USB_TEST_SE0_NAK: + case USB_TEST_PACKET: cdns3_set_register_bit(&priv_dev->regs->usb_cmd, USB_CMD_STMODE | USB_STS_TMODE_SEL(tmode - 1)); @@ -401,7 +402,7 @@ static int cdns3_ep0_feature_handle_endpoint(struct cdns3_device *priv_dev, * Handling of GET/SET_FEATURE standard USB request * * @priv_dev: extended gadget object - * @ctrl_req: pointer to received setup packet + * @ctrl: pointer to received setup packet * @set: must be set to 1 for SET_FEATURE request * * Returns 0 if success, error code on error @@ -610,7 +611,7 @@ static bool cdns3_check_new_setup(struct cdns3_device *priv_dev) { u32 ep_sts_reg; - cdns3_select_ep(priv_dev, 0 | USB_DIR_OUT); + cdns3_select_ep(priv_dev, USB_DIR_OUT); ep_sts_reg = readl(&priv_dev->regs->ep_sts); return !!(ep_sts_reg & (EP_STS_SETUP | EP_STS_STPWAIT)); @@ -654,6 +655,9 @@ void cdns3_check_ep0_interrupt_proceed(struct cdns3_device *priv_dev, int dir) /** * cdns3_gadget_ep0_enable + * @ep: pointer to endpoint zero object + * @desc: pointer to usb endpoint descriptor + * * Function shouldn't be called by gadget driver, * endpoint 0 is allways active */ @@ -665,6 +669,8 @@ static int cdns3_gadget_ep0_enable(struct usb_ep *ep, /** * cdns3_gadget_ep0_disable + * @ep: pointer to endpoint zero object + * * Function shouldn't be called by gadget driver, * endpoint 0 is allways active */ @@ -860,7 +866,7 @@ void cdns3_ep0_config(struct cdns3_device *priv_dev) /** * cdns3_init_ep0 Initializes software endpoint 0 of gadget * @priv_dev: extended gadget object - * @ep_priv: extended endpoint object + * @priv_ep: extended endpoint object * * Returns 0 on success else error code. */ diff --git a/drivers/usb/cdns3/gadget.c b/drivers/usb/cdns3/gadget.c index 5e24c2e57c0d..d9dde624636b 100644 --- a/drivers/usb/cdns3/gadget.c +++ b/drivers/usb/cdns3/gadget.c @@ -421,7 +421,7 @@ static int cdns3_start_all_request(struct cdns3_device *priv_dev, if ((priv_req->flags & REQUEST_INTERNAL) || (priv_ep->flags & EP_TDLCHK_EN) || priv_ep->use_streams) { - trace_printk("Blocking external request\n"); + dev_dbg(priv_dev->dev, "Blocking external request\n"); return ret; } } @@ -644,7 +644,7 @@ static void cdns3_wa2_remove_old_request(struct cdns3_endpoint *priv_ep) /** * cdns3_wa2_descmissing_packet - handles descriptor missing event. - * @priv_dev: extended gadget object + * @priv_ep: extended gadget object * * This function is used only for WA2. For more information see Work around 2 * description. @@ -1080,6 +1080,7 @@ static int cdns3_ep_run_stream_transfer(struct cdns3_endpoint *priv_ep, /** * cdns3_ep_run_transfer - start transfer on no-default endpoint hardware * @priv_ep: endpoint object + * @request: request object * * Returns zero on success or negative value on failure */ @@ -1809,8 +1810,8 @@ static irqreturn_t cdns3_device_thread_irq_handler(int irq, void *data) struct cdns3_device *priv_dev = data; irqreturn_t ret = IRQ_NONE; unsigned long flags; - int bit; - u32 reg; + unsigned int bit; + unsigned long reg; spin_lock_irqsave(&priv_dev->lock, flags); @@ -1841,7 +1842,7 @@ static irqreturn_t cdns3_device_thread_irq_handler(int irq, void *data) if (!reg) goto irqend; - for_each_set_bit(bit, (unsigned long *)®, + for_each_set_bit(bit, ®, sizeof(u32) * BITS_PER_BYTE) { cdns3_check_ep_interrupt_proceed(priv_dev->eps[bit]); ret = IRQ_HANDLED; @@ -2568,7 +2569,7 @@ not_found: /** * __cdns3_gadget_ep_set_halt Sets stall on selected endpoint * Should be called after acquiring spin_lock and selecting ep - * @ep: endpoint object to set stall on. + * @priv_ep: endpoint object to set stall on. */ void __cdns3_gadget_ep_set_halt(struct cdns3_endpoint *priv_ep) { @@ -2589,7 +2590,7 @@ void __cdns3_gadget_ep_set_halt(struct cdns3_endpoint *priv_ep) /** * __cdns3_gadget_ep_clear_halt Clears stall on selected endpoint * Should be called after acquiring spin_lock and selecting ep - * @ep: endpoint object to clear stall on + * @priv_ep: endpoint object to clear stall on */ int __cdns3_gadget_ep_clear_halt(struct cdns3_endpoint *priv_ep) { @@ -2814,7 +2815,7 @@ static int cdns3_gadget_udc_start(struct usb_gadget *gadget, dev_err(priv_dev->dev, "invalid maximum_speed parameter %d\n", max_speed); - /* fall through */ + fallthrough; case USB_SPEED_UNKNOWN: /* default to superspeed */ max_speed = USB_SPEED_SUPER; @@ -2890,7 +2891,7 @@ static void cdns3_free_all_eps(struct cdns3_device *priv_dev) /** * cdns3_init_eps Initializes software endpoints of gadget - * @cdns3: extended gadget object + * @priv_dev: extended gadget object * * Returns 0 on success, error code elsewhere */ @@ -3055,7 +3056,7 @@ static int cdns3_gadget_start(struct cdns3 *cdns) default: dev_err(cdns->dev, "invalid maximum_speed parameter %d\n", max_speed); - /* fall through */ + fallthrough; case USB_SPEED_UNKNOWN: /* default to superspeed */ max_speed = USB_SPEED_SUPER; @@ -3202,7 +3203,7 @@ static int cdns3_gadget_resume(struct cdns3 *cdns, bool hibernated) /** * cdns3_gadget_init - initialize device structure * - * cdns: cdns3 instance + * @cdns: cdns3 instance * * This function initializes the gadget. */ |