diff options
author | Alan <alan@linux.intel.com> | 2014-05-12 11:57:14 -0400 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-05-15 16:20:42 -0400 |
commit | d78055dc9c786b392ce7b593c479bb9a3e1da61d (patch) | |
tree | e67ba8936cdbcfcd22fa1e976b2adb58459ea46c | |
parent | e0f682e05f51c9eff68e61ce2350155895cd739e (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.c | 60 |
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 | ||
93 | static int goldfish_tty_activate(struct tty_port *port, struct tty_struct *tty) | 93 | static 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 | ||
100 | static void goldfish_tty_shutdown(struct tty_port *port) | 101 | static 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 | ||
106 | static int goldfish_tty_open(struct tty_struct * tty, struct file * filp) | 108 | static 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 | ||
112 | static void goldfish_tty_close(struct tty_struct * tty, struct file * filp) | 114 | static 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 | ||
122 | static int goldfish_tty_write(struct tty_struct * tty, const unsigned char *buf, int count) | 124 | static 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 | ||
140 | static void goldfish_tty_console_write(struct console *co, const char *b, unsigned count) | 143 | static 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 | ||
145 | static struct tty_driver *goldfish_tty_console_device(struct console *c, int *index) | 149 | static 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 | ||
151 | static int goldfish_tty_console_setup(struct console *co, char *options) | 156 | static 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 | ||
165 | static struct tty_operations goldfish_tty_ops = { | 170 | static 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); |
291 | err_request_irq_failed: | 299 | err_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(); |
295 | err_create_driver_failed: | 303 | err_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; |