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authorAlan <alan@linux.intel.com>2014-05-12 11:57:14 -0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-05-15 16:20:42 -0400
commitd78055dc9c786b392ce7b593c479bb9a3e1da61d (patch)
treee67ba8936cdbcfcd22fa1e976b2adb58459ea46c
parente0f682e05f51c9eff68e61ce2350155895cd739e (diff)
goldfish: clean up the checkpatch warnings
Mostly spacing changes, also making the operations structure const Signed-off-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/tty/goldfish.c60
1 files changed, 34 insertions, 26 deletions
diff --git a/drivers/tty/goldfish.c b/drivers/tty/goldfish.c
index 7eaafe3c80dc..09495f515fa9 100644
--- a/drivers/tty/goldfish.c
+++ b/drivers/tty/goldfish.c
@@ -76,7 +76,7 @@ static irqreturn_t goldfish_tty_interrupt(int irq, void *dev_id)
76 u32 count; 76 u32 count;
77 77
78 count = readl(base + GOLDFISH_TTY_BYTES_READY); 78 count = readl(base + GOLDFISH_TTY_BYTES_READY);
79 if(count == 0) 79 if (count == 0)
80 return IRQ_NONE; 80 return IRQ_NONE;
81 81
82 count = tty_prepare_flip_string(&qtty->port, &buf, count); 82 count = tty_prepare_flip_string(&qtty->port, &buf, count);
@@ -92,24 +92,26 @@ static irqreturn_t goldfish_tty_interrupt(int irq, void *dev_id)
92 92
93static int goldfish_tty_activate(struct tty_port *port, struct tty_struct *tty) 93static int goldfish_tty_activate(struct tty_port *port, struct tty_struct *tty)
94{ 94{
95 struct goldfish_tty *qtty = container_of(port, struct goldfish_tty, port); 95 struct goldfish_tty *qtty = container_of(port, struct goldfish_tty,
96 port);
96 writel(GOLDFISH_TTY_CMD_INT_ENABLE, qtty->base + GOLDFISH_TTY_CMD); 97 writel(GOLDFISH_TTY_CMD_INT_ENABLE, qtty->base + GOLDFISH_TTY_CMD);
97 return 0; 98 return 0;
98} 99}
99 100
100static void goldfish_tty_shutdown(struct tty_port *port) 101static void goldfish_tty_shutdown(struct tty_port *port)
101{ 102{
102 struct goldfish_tty *qtty = container_of(port, struct goldfish_tty, port); 103 struct goldfish_tty *qtty = container_of(port, struct goldfish_tty,
104 port);
103 writel(GOLDFISH_TTY_CMD_INT_DISABLE, qtty->base + GOLDFISH_TTY_CMD); 105 writel(GOLDFISH_TTY_CMD_INT_DISABLE, qtty->base + GOLDFISH_TTY_CMD);
104} 106}
105 107
106static int goldfish_tty_open(struct tty_struct * tty, struct file * filp) 108static int goldfish_tty_open(struct tty_struct *tty, struct file *filp)
107{ 109{
108 struct goldfish_tty *qtty = &goldfish_ttys[tty->index]; 110 struct goldfish_tty *qtty = &goldfish_ttys[tty->index];
109 return tty_port_open(&qtty->port, tty, filp); 111 return tty_port_open(&qtty->port, tty, filp);
110} 112}
111 113
112static void goldfish_tty_close(struct tty_struct * tty, struct file * filp) 114static void goldfish_tty_close(struct tty_struct *tty, struct file *filp)
113{ 115{
114 tty_port_close(tty->port, tty, filp); 116 tty_port_close(tty->port, tty, filp);
115} 117}
@@ -119,7 +121,8 @@ static void goldfish_tty_hangup(struct tty_struct *tty)
119 tty_port_hangup(tty->port); 121 tty_port_hangup(tty->port);
120} 122}
121 123
122static int goldfish_tty_write(struct tty_struct * tty, const unsigned char *buf, int count) 124static int goldfish_tty_write(struct tty_struct *tty, const unsigned char *buf,
125 int count)
123{ 126{
124 goldfish_tty_do_write(tty->index, buf, count); 127 goldfish_tty_do_write(tty->index, buf, count);
125 return count; 128 return count;
@@ -137,12 +140,14 @@ static int goldfish_tty_chars_in_buffer(struct tty_struct *tty)
137 return readl(base + GOLDFISH_TTY_BYTES_READY); 140 return readl(base + GOLDFISH_TTY_BYTES_READY);
138} 141}
139 142
140static void goldfish_tty_console_write(struct console *co, const char *b, unsigned count) 143static void goldfish_tty_console_write(struct console *co, const char *b,
144 unsigned count)
141{ 145{
142 goldfish_tty_do_write(co->index, b, count); 146 goldfish_tty_do_write(co->index, b, count);
143} 147}
144 148
145static struct tty_driver *goldfish_tty_console_device(struct console *c, int *index) 149static struct tty_driver *goldfish_tty_console_device(struct console *c,
150 int *index)
146{ 151{
147 *index = c->index; 152 *index = c->index;
148 return goldfish_tty_driver; 153 return goldfish_tty_driver;
@@ -150,9 +155,9 @@ static struct tty_driver *goldfish_tty_console_device(struct console *c, int *in
150 155
151static int goldfish_tty_console_setup(struct console *co, char *options) 156static int goldfish_tty_console_setup(struct console *co, char *options)
152{ 157{
153 if((unsigned)co->index > goldfish_tty_line_count) 158 if ((unsigned)co->index > goldfish_tty_line_count)
154 return -ENODEV; 159 return -ENODEV;
155 if(goldfish_ttys[co->index].base == 0) 160 if (goldfish_ttys[co->index].base == 0)
156 return -ENODEV; 161 return -ENODEV;
157 return 0; 162 return 0;
158} 163}
@@ -162,7 +167,7 @@ static struct tty_port_operations goldfish_port_ops = {
162 .shutdown = goldfish_tty_shutdown 167 .shutdown = goldfish_tty_shutdown
163}; 168};
164 169
165static struct tty_operations goldfish_tty_ops = { 170static const struct tty_operations goldfish_tty_ops = {
166 .open = goldfish_tty_open, 171 .open = goldfish_tty_open,
167 .close = goldfish_tty_close, 172 .close = goldfish_tty_close,
168 .hangup = goldfish_tty_hangup, 173 .hangup = goldfish_tty_hangup,
@@ -176,13 +181,14 @@ static int goldfish_tty_create_driver(void)
176 int ret; 181 int ret;
177 struct tty_driver *tty; 182 struct tty_driver *tty;
178 183
179 goldfish_ttys = kzalloc(sizeof(*goldfish_ttys) * goldfish_tty_line_count, GFP_KERNEL); 184 goldfish_ttys = kzalloc(sizeof(*goldfish_ttys) *
180 if(goldfish_ttys == NULL) { 185 goldfish_tty_line_count, GFP_KERNEL);
186 if (goldfish_ttys == NULL) {
181 ret = -ENOMEM; 187 ret = -ENOMEM;
182 goto err_alloc_goldfish_ttys_failed; 188 goto err_alloc_goldfish_ttys_failed;
183 } 189 }
184 tty = alloc_tty_driver(goldfish_tty_line_count); 190 tty = alloc_tty_driver(goldfish_tty_line_count);
185 if(tty == NULL) { 191 if (tty == NULL) {
186 ret = -ENOMEM; 192 ret = -ENOMEM;
187 goto err_alloc_tty_driver_failed; 193 goto err_alloc_tty_driver_failed;
188 } 194 }
@@ -191,10 +197,11 @@ static int goldfish_tty_create_driver(void)
191 tty->type = TTY_DRIVER_TYPE_SERIAL; 197 tty->type = TTY_DRIVER_TYPE_SERIAL;
192 tty->subtype = SERIAL_TYPE_NORMAL; 198 tty->subtype = SERIAL_TYPE_NORMAL;
193 tty->init_termios = tty_std_termios; 199 tty->init_termios = tty_std_termios;
194 tty->flags = TTY_DRIVER_RESET_TERMIOS | TTY_DRIVER_REAL_RAW | TTY_DRIVER_DYNAMIC_DEV; 200 tty->flags = TTY_DRIVER_RESET_TERMIOS | TTY_DRIVER_REAL_RAW |
201 TTY_DRIVER_DYNAMIC_DEV;
195 tty_set_operations(tty, &goldfish_tty_ops); 202 tty_set_operations(tty, &goldfish_tty_ops);
196 ret = tty_register_driver(tty); 203 ret = tty_register_driver(tty);
197 if(ret) 204 if (ret)
198 goto err_tty_register_driver_failed; 205 goto err_tty_register_driver_failed;
199 206
200 goldfish_tty_driver = tty; 207 goldfish_tty_driver = tty;
@@ -229,7 +236,7 @@ static int goldfish_tty_probe(struct platform_device *pdev)
229 u32 irq; 236 u32 irq;
230 237
231 r = platform_get_resource(pdev, IORESOURCE_MEM, 0); 238 r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
232 if(r == NULL) 239 if (r == NULL)
233 return -EINVAL; 240 return -EINVAL;
234 241
235 base = ioremap(r->start, 0x1000); 242 base = ioremap(r->start, 0x1000);
@@ -237,18 +244,18 @@ static int goldfish_tty_probe(struct platform_device *pdev)
237 pr_err("goldfish_tty: unable to remap base\n"); 244 pr_err("goldfish_tty: unable to remap base\n");
238 245
239 r = platform_get_resource(pdev, IORESOURCE_IRQ, 0); 246 r = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
240 if(r == NULL) 247 if (r == NULL)
241 goto err_unmap; 248 goto err_unmap;
242 249
243 irq = r->start; 250 irq = r->start;
244 251
245 if(pdev->id >= goldfish_tty_line_count) 252 if (pdev->id >= goldfish_tty_line_count)
246 goto err_unmap; 253 goto err_unmap;
247 254
248 mutex_lock(&goldfish_tty_lock); 255 mutex_lock(&goldfish_tty_lock);
249 if(goldfish_tty_current_line_count == 0) { 256 if (goldfish_tty_current_line_count == 0) {
250 ret = goldfish_tty_create_driver(); 257 ret = goldfish_tty_create_driver();
251 if(ret) 258 if (ret)
252 goto err_create_driver_failed; 259 goto err_create_driver_failed;
253 } 260 }
254 goldfish_tty_current_line_count++; 261 goldfish_tty_current_line_count++;
@@ -262,14 +269,15 @@ static int goldfish_tty_probe(struct platform_device *pdev)
262 269
263 writel(GOLDFISH_TTY_CMD_INT_DISABLE, base + GOLDFISH_TTY_CMD); 270 writel(GOLDFISH_TTY_CMD_INT_DISABLE, base + GOLDFISH_TTY_CMD);
264 271
265 ret = request_irq(irq, goldfish_tty_interrupt, IRQF_SHARED, "goldfish_tty", pdev); 272 ret = request_irq(irq, goldfish_tty_interrupt, IRQF_SHARED,
266 if(ret) 273 "goldfish_tty", pdev);
274 if (ret)
267 goto err_request_irq_failed; 275 goto err_request_irq_failed;
268 276
269 277
270 ttydev = tty_port_register_device(&qtty->port, goldfish_tty_driver, 278 ttydev = tty_port_register_device(&qtty->port, goldfish_tty_driver,
271 pdev->id, &pdev->dev); 279 pdev->id, &pdev->dev);
272 if(IS_ERR(ttydev)) { 280 if (IS_ERR(ttydev)) {
273 ret = PTR_ERR(ttydev); 281 ret = PTR_ERR(ttydev);
274 goto err_tty_register_device_failed; 282 goto err_tty_register_device_failed;
275 } 283 }
@@ -290,7 +298,7 @@ err_tty_register_device_failed:
290 free_irq(irq, pdev); 298 free_irq(irq, pdev);
291err_request_irq_failed: 299err_request_irq_failed:
292 goldfish_tty_current_line_count--; 300 goldfish_tty_current_line_count--;
293 if(goldfish_tty_current_line_count == 0) 301 if (goldfish_tty_current_line_count == 0)
294 goldfish_tty_delete_driver(); 302 goldfish_tty_delete_driver();
295err_create_driver_failed: 303err_create_driver_failed:
296 mutex_unlock(&goldfish_tty_lock); 304 mutex_unlock(&goldfish_tty_lock);
@@ -312,7 +320,7 @@ static int goldfish_tty_remove(struct platform_device *pdev)
312 qtty->base = 0; 320 qtty->base = 0;
313 free_irq(qtty->irq, pdev); 321 free_irq(qtty->irq, pdev);
314 goldfish_tty_current_line_count--; 322 goldfish_tty_current_line_count--;
315 if(goldfish_tty_current_line_count == 0) 323 if (goldfish_tty_current_line_count == 0)
316 goldfish_tty_delete_driver(); 324 goldfish_tty_delete_driver();
317 mutex_unlock(&goldfish_tty_lock); 325 mutex_unlock(&goldfish_tty_lock);
318 return 0; 326 return 0;