usb: dwc2: rename all s3c_* to dwc2_*

this driver has long ago became dwc2.ko with
both peripheral and host roles, there's no point
in keeping the old function names.
Acked-by: NJohn Youn <johnyoun@synopsys.com>
Tested-by: NJohn Youn <johnyoun@synopsys.com>
Signed-off-by: NFelipe Balbi <balbi@ti.com>

arch/arm/mach-s3c64xx/mach-crag6410.c

@@ -809,7 +809,7 @@ static const struct gpio_led_platform_data gpio_leds_pdata = {
 	.num_leds = ARRAY_SIZE(gpio_leds),
 };
 
-static struct s3c_hsotg_plat crag6410_hsotg_pdata;
+static struct dwc2_hsotg_plat crag6410_hsotg_pdata;
 
 static void __init crag6410_machine_init(void)
 {
@@ -835,7 +835,7 @@ static void __init crag6410_machine_init(void)
 	s3c_i2c0_set_platdata(&i2c0_pdata);
 	s3c_i2c1_set_platdata(&i2c1_pdata);
 	s3c_fb_set_platdata(&crag6410_lcd_pdata);
-	s3c_hsotg_set_platdata(&crag6410_hsotg_pdata);
+	dwc2_hsotg_set_platdata(&crag6410_hsotg_pdata);
 
 	i2c_register_board_info(0, i2c_devs0, ARRAY_SIZE(i2c_devs0));
 	i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1));

arch/arm/mach-s3c64xx/mach-smartq.c

@@ -189,7 +189,7 @@ static struct s3c_hwmon_pdata smartq_hwmon_pdata __initdata = {
 	},
 };
 
-static struct s3c_hsotg_plat smartq_hsotg_pdata;
+static struct dwc2_hsotg_plat smartq_hsotg_pdata;
 
 static int __init smartq_lcd_setup_gpio(void)
 {
@@ -382,7 +382,7 @@ void __init smartq_map_io(void)
 void __init smartq_machine_init(void)
 {
 	s3c_i2c0_set_platdata(NULL);
-	s3c_hsotg_set_platdata(&smartq_hsotg_pdata);
+	dwc2_hsotg_set_platdata(&smartq_hsotg_pdata);
 	s3c_hwmon_set_platdata(&smartq_hwmon_pdata);
 	s3c_sdhci1_set_platdata(&smartq_internal_hsmmc_pdata);
 	s3c_sdhci2_set_platdata(&smartq_internal_hsmmc_pdata);

arch/arm/mach-s3c64xx/mach-smdk6410.c

@@ -628,7 +628,7 @@ static struct platform_pwm_backlight_data smdk6410_bl_data = {
 	.enable_gpio = -1,
 };
 
-static struct s3c_hsotg_plat smdk6410_hsotg_pdata;
+static struct dwc2_hsotg_plat smdk6410_hsotg_pdata;
 
 static void __init smdk6410_map_io(void)
 {
@@ -659,7 +659,7 @@ static void __init smdk6410_machine_init(void)
 	s3c_i2c0_set_platdata(NULL);
 	s3c_i2c1_set_platdata(NULL);
 	s3c_fb_set_platdata(&smdk6410_lcd_pdata);
-	s3c_hsotg_set_platdata(&smdk6410_hsotg_pdata);
+	dwc2_hsotg_set_platdata(&smdk6410_hsotg_pdata);
 
 	samsung_keypad_set_platdata(&smdk6410_keypad_data);
 

arch/arm/plat-samsung/devs.c

@@ -1042,11 +1042,11 @@ struct platform_device s3c_device_usb_hsotg = {
 	},
 };
 
-void __init s3c_hsotg_set_platdata(struct s3c_hsotg_plat *pd)
+void __init dwc2_hsotg_set_platdata(struct dwc2_hsotg_plat *pd)
 {
-	struct s3c_hsotg_plat *npd;
+	struct dwc2_hsotg_plat *npd;
 
-	npd = s3c_set_platdata(pd, sizeof(struct s3c_hsotg_plat),
+	npd = s3c_set_platdata(pd, sizeof(struct dwc2_hsotg_plat),
 			&s3c_device_usb_hsotg);
 
 	if (!npd->phy_init)

drivers/usb/dwc2/core.h

@@ -58,8 +58,8 @@ static inline void do_write(u32 value, void *addr)
 /* Maximum number of Endpoints/HostChannels */
 #define MAX_EPS_CHANNELS	16
 
-/* s3c-hsotg declarations */
-static const char * const s3c_hsotg_supply_names[] = {
+/* dwc2-hsotg declarations */
+static const char * const dwc2_hsotg_supply_names[] = {
 	"vusb_d",               /* digital USB supply, 1.2V */
 	"vusb_a",               /* analog USB supply, 1.1V */
 };
@@ -85,10 +85,10 @@ static const char * const s3c_hsotg_supply_names[] = {
 #define EP0_MPS_LIMIT   64
 
 struct dwc2_hsotg;
-struct s3c_hsotg_req;
+struct dwc2_hsotg_req;
 
 /**
- * struct s3c_hsotg_ep - driver endpoint definition.
+ * struct dwc2_hsotg_ep - driver endpoint definition.
  * @ep: The gadget layer representation of the endpoint.
  * @name: The driver generated name for the endpoint.
  * @queue: Queue of requests for this endpoint.
@@ -127,11 +127,11 @@ struct s3c_hsotg_req;
  * as in shared-fifo mode periodic in acts like a single-frame packet
  * buffer than a fifo)
  */
-struct s3c_hsotg_ep {
+struct dwc2_hsotg_ep {
 	struct usb_ep           ep;
 	struct list_head        queue;
 	struct dwc2_hsotg       *parent;
-	struct s3c_hsotg_req    *req;
+	struct dwc2_hsotg_req    *req;
 	struct dentry           *debugfs;
 
 	unsigned long           total_data;
@@ -155,12 +155,12 @@ struct s3c_hsotg_ep {
 };
 
 /**
- * struct s3c_hsotg_req - data transfer request
+ * struct dwc2_hsotg_req - data transfer request
  * @req: The USB gadget request
  * @queue: The list of requests for the endpoint this is queued for.
  * @saved_req_buf: variable to save req.buf when bounce buffers are used.
  */
-struct s3c_hsotg_req {
+struct dwc2_hsotg_req {
 	struct usb_request      req;
 	struct list_head        queue;
 	void *saved_req_buf;
@@ -693,7 +693,7 @@ struct dwc2_hsotg {
 
 	struct phy *phy;
 	struct usb_phy *uphy;
-	struct regulator_bulk_data supplies[ARRAY_SIZE(s3c_hsotg_supply_names)];
+	struct regulator_bulk_data supplies[ARRAY_SIZE(dwc2_hsotg_supply_names)];
 
 	spinlock_t lock;
 	struct mutex init_mutex;
@@ -796,7 +796,7 @@ struct dwc2_hsotg {
 #if IS_ENABLED(CONFIG_USB_DWC2_PERIPHERAL) || IS_ENABLED(CONFIG_USB_DWC2_DUAL_ROLE)
 	/* Gadget structures */
 	struct usb_gadget_driver *driver;
-	struct s3c_hsotg_plat *plat;
+	struct dwc2_hsotg_plat *plat;
 
 	u32 phyif;
 	int fifo_mem;
@@ -815,8 +815,8 @@ struct dwc2_hsotg {
 	unsigned int enabled:1;
 	unsigned int connected:1;
 	unsigned long last_rst;
-	struct s3c_hsotg_ep *eps_in[MAX_EPS_CHANNELS];
-	struct s3c_hsotg_ep *eps_out[MAX_EPS_CHANNELS];
+	struct dwc2_hsotg_ep *eps_in[MAX_EPS_CHANNELS];
+	struct dwc2_hsotg_ep *eps_out[MAX_EPS_CHANNELS];
 	u32 g_using_dma;
 	u32 g_rx_fifo_sz;
 	u32 g_np_g_tx_fifo_sz;
@@ -1104,30 +1104,30 @@ extern u16 dwc2_get_otg_version(struct dwc2_hsotg *hsotg);
 
 /* Gadget defines */
 #if IS_ENABLED(CONFIG_USB_DWC2_PERIPHERAL) || IS_ENABLED(CONFIG_USB_DWC2_DUAL_ROLE)
-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_hsotg_remove(struct dwc2_hsotg *hsotg);
+extern int dwc2_hsotg_suspend(struct dwc2_hsotg *dwc2);
+extern int dwc2_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 dwc2_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);
-extern int s3c_hsotg_set_test_mode(struct dwc2_hsotg *hsotg, int testmode);
+extern void dwc2_hsotg_core_connect(struct dwc2_hsotg *hsotg);
+extern void dwc2_hsotg_disconnect(struct dwc2_hsotg *dwc2);
+extern int dwc2_hsotg_set_test_mode(struct dwc2_hsotg *hsotg, int testmode);
 #define dwc2_is_device_connected(hsotg) (hsotg->connected)
 #else
-static inline int s3c_hsotg_remove(struct dwc2_hsotg *dwc2)
+static inline int dwc2_hsotg_remove(struct dwc2_hsotg *dwc2)
 { return 0; }
-static inline int s3c_hsotg_suspend(struct dwc2_hsotg *dwc2)
+static inline int dwc2_hsotg_suspend(struct dwc2_hsotg *dwc2)
 { return 0; }
-static inline int s3c_hsotg_resume(struct dwc2_hsotg *dwc2)
+static inline int dwc2_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 dwc2_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) {}
-static inline int s3c_hsotg_set_test_mode(struct dwc2_hsotg *hsotg,
+static inline void dwc2_hsotg_core_connect(struct dwc2_hsotg *hsotg) {}
+static inline void dwc2_hsotg_disconnect(struct dwc2_hsotg *dwc2) {}
+static inline int dwc2_hsotg_set_test_mode(struct dwc2_hsotg *hsotg,
 							int testmode)
 { return 0; }
 #define dwc2_is_device_connected(hsotg) (0)

drivers/usb/dwc2/core_intr.c

@@ -129,7 +129,7 @@ static void dwc2_handle_otg_intr(struct dwc2_hsotg *hsotg)
 		gotgctl = readl(hsotg->regs + GOTGCTL);
 
 		if (dwc2_is_device_mode(hsotg))
-			s3c_hsotg_disconnect(hsotg);
+			dwc2_hsotg_disconnect(hsotg);
 
 		if (hsotg->op_state == OTG_STATE_B_HOST) {
 			hsotg->op_state = OTG_STATE_B_PERIPHERAL;
@@ -322,7 +322,7 @@ static void dwc2_handle_session_req_intr(struct dwc2_hsotg *hsotg)
 	 * Report disconnect if there is any previous session established
 	 */
 	if (dwc2_is_device_mode(hsotg))
-		s3c_hsotg_disconnect(hsotg);
+		dwc2_hsotg_disconnect(hsotg);
 }
 
 /*

drivers/usb/dwc2/debugfs.c

@@ -57,7 +57,7 @@ static ssize_t testmode_write(struct file *file, const char __user *ubuf, size_t
 		testmode = 0;
 
 	spin_lock_irqsave(&hsotg->lock, flags);
-	s3c_hsotg_set_test_mode(hsotg, testmode);
+	dwc2_hsotg_set_test_mode(hsotg, testmode);
 	spin_unlock_irqrestore(&hsotg->lock, flags);
 	return count;
 }
@@ -256,9 +256,9 @@ static const char *decode_direction(int is_in)
  */
 static int ep_show(struct seq_file *seq, void *v)
 {
-	struct s3c_hsotg_ep *ep = seq->private;
+	struct dwc2_hsotg_ep *ep = seq->private;
 	struct dwc2_hsotg *hsotg = ep->parent;
-	struct s3c_hsotg_req *req;
+	struct dwc2_hsotg_req *req;
 	void __iomem *regs = hsotg->regs;
 	int index = ep->index;
 	int show_limit = 15;
@@ -326,7 +326,7 @@ static const struct file_operations ep_fops = {
 };
 
 /**
- * s3c_hsotg_create_debug - create debugfs directory and files
+ * dwc2_hsotg_create_debug - create debugfs directory and files
  * @hsotg: The driver state
  *
  * Create the debugfs files to allow the user to get information
@@ -334,7 +334,7 @@ static const struct file_operations ep_fops = {
  * with the same name as the device itself, in case we end up
  * with multiple blocks in future systems.
  */
-static void s3c_hsotg_create_debug(struct dwc2_hsotg *hsotg)
+static void dwc2_hsotg_create_debug(struct dwc2_hsotg *hsotg)
 {
 	struct dentry *root;
 	struct dentry *file;
@@ -360,7 +360,7 @@ static void s3c_hsotg_create_debug(struct dwc2_hsotg *hsotg)
 
 	/* Create one file for each out endpoint */
 	for (epidx = 0; epidx < hsotg->num_of_eps; epidx++) {
-		struct s3c_hsotg_ep *ep;
+		struct dwc2_hsotg_ep *ep;
 
 		ep = hsotg->eps_out[epidx];
 		if (ep) {
@@ -373,7 +373,7 @@ static void s3c_hsotg_create_debug(struct dwc2_hsotg *hsotg)
 	}
 	/* Create one file for each in endpoint. EP0 is handled with out eps */
 	for (epidx = 1; epidx < hsotg->num_of_eps; epidx++) {
-		struct s3c_hsotg_ep *ep;
+		struct dwc2_hsotg_ep *ep;
 
 		ep = hsotg->eps_in[epidx];
 		if (ep) {
@@ -386,10 +386,10 @@ static void s3c_hsotg_create_debug(struct dwc2_hsotg *hsotg)
 	}
 }
 #else
-static inline void s3c_hsotg_create_debug(struct dwc2_hsotg *hsotg) {}
+static inline void dwc2_hsotg_create_debug(struct dwc2_hsotg *hsotg) {}
 #endif
 
-/* s3c_hsotg_delete_debug is removed as cleanup in done in dwc2_debugfs_exit */
+/* dwc2_hsotg_delete_debug is removed as cleanup in done in dwc2_debugfs_exit */
 
 #define dump_register(nm)	\
 {				\
@@ -737,7 +737,7 @@ int dwc2_debugfs_init(struct dwc2_hsotg *hsotg)
 	}
 
 	/* Add gadget debugfs nodes */
-	s3c_hsotg_create_debug(hsotg);
+	dwc2_hsotg_create_debug(hsotg);
 
 	hsotg->regset = devm_kzalloc(hsotg->dev, sizeof(*hsotg->regset),
 								GFP_KERNEL);

drivers/usb/dwc2/hcd.c

@@ -1382,8 +1382,8 @@ static void dwc2_conn_id_status_change(struct work_struct *work)
 		hsotg->op_state = OTG_STATE_B_PERIPHERAL;
 		dwc2_core_init(hsotg, false, -1);
 		dwc2_enable_global_interrupts(hsotg);
-		s3c_hsotg_core_init_disconnected(hsotg, false);
-		s3c_hsotg_core_connect(hsotg);
+		dwc2_hsotg_core_init_disconnected(hsotg, false);
+		dwc2_hsotg_core_connect(hsotg);
 	} else {
 		/* A-Device connector (Host Mode) */
 		dev_dbg(hsotg->dev, "connId A\n");

drivers/usb/dwc2/platform.c

@@ -130,7 +130,7 @@ static int dwc2_driver_remove(struct platform_device *dev)
 	if (hsotg->hcd_enabled)
 		dwc2_hcd_remove(hsotg);
 	if (hsotg->gadget_enabled)
-		s3c_hsotg_remove(hsotg);
+		dwc2_hsotg_remove(hsotg);
 
 	return 0;
 }
@@ -269,7 +269,7 @@ static int dwc2_driver_probe(struct platform_device *dev)
 		retval = dwc2_hcd_init(hsotg, irq);
 		if (retval) {
 			if (hsotg->gadget_enabled)
-				s3c_hsotg_remove(hsotg);
+				dwc2_hsotg_remove(hsotg);
 			return retval;
 		}
 		hsotg->hcd_enabled = 1;
@@ -288,7 +288,7 @@ static int __maybe_unused dwc2_suspend(struct device *dev)
 	int ret = 0;
 
 	if (dwc2_is_device_mode(dwc2)) {
-		ret = s3c_hsotg_suspend(dwc2);
+		ret = dwc2_hsotg_suspend(dwc2);
 	} else {
 		if (dwc2->lx_state == DWC2_L0)
 			return 0;
@@ -305,7 +305,7 @@ static int __maybe_unused dwc2_resume(struct device *dev)
 	int ret = 0;
 
 	if (dwc2_is_device_mode(dwc2)) {
-		ret = s3c_hsotg_resume(dwc2);
+		ret = dwc2_hsotg_resume(dwc2);
 	} else {
 		phy_power_on(dwc2->phy);
 		phy_init(dwc2->phy);

include/linux/platform_data/s3c-hsotg.h

@@ -17,19 +17,19 @@
 
 struct platform_device;
 
-enum s3c_hsotg_dmamode {
+enum dwc2_hsotg_dmamode {
 	S3C_HSOTG_DMA_NONE,	/* do not use DMA at-all */
 	S3C_HSOTG_DMA_ONLY,	/* always use DMA */
 	S3C_HSOTG_DMA_DRV,	/* DMA is chosen by driver */
 };
 
 /**
- * struct s3c_hsotg_plat - platform data for high-speed otg/udc
+ * struct dwc2_hsotg_plat - platform data for high-speed otg/udc
  * @dma: Whether to use DMA or not.
  * @is_osc: The clock source is an oscillator, not a crystal
  */
-struct s3c_hsotg_plat {
-	enum s3c_hsotg_dmamode	dma;
+struct dwc2_hsotg_plat {
+	enum dwc2_hsotg_dmamode	dma;
 	unsigned int		is_osc:1;
 	int                     phy_type;
 
@@ -37,6 +37,6 @@ struct s3c_hsotg_plat {
 	int (*phy_exit)(struct platform_device *pdev, int type);
 };
 
-extern void s3c_hsotg_set_platdata(struct s3c_hsotg_plat *pd);
+extern void dwc2_hsotg_set_platdata(struct dwc2_hsotg_plat *pd);
 
 #endif /* __LINUX_USB_S3C_HSOTG_H */