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Diffstat (limited to 'arch/um/drivers/stdio_console.c')
-rw-r--r--arch/um/drivers/stdio_console.c33
1 files changed, 17 insertions, 16 deletions
diff --git a/arch/um/drivers/stdio_console.c b/arch/um/drivers/stdio_console.c
index 005aa6333b6e..61db8b2fc83f 100644
--- a/arch/um/drivers/stdio_console.c
+++ b/arch/um/drivers/stdio_console.c
@@ -75,7 +75,7 @@ static struct line_driver driver = {
75 .name = "con", 75 .name = "con",
76 .config = con_config, 76 .config = con_config,
77 .get_config = con_get_config, 77 .get_config = con_get_config,
78 .id = line_id, 78 .id = line_id,
79 .remove = con_remove, 79 .remove = con_remove,
80 }, 80 },
81}; 81};
@@ -86,28 +86,27 @@ static struct lines console_lines = LINES_INIT(MAX_TTYS);
86 * individual elements are protected by individual semaphores. 86 * individual elements are protected by individual semaphores.
87 */ 87 */
88struct line vts[MAX_TTYS] = { LINE_INIT(CONFIG_CON_ZERO_CHAN, &driver), 88struct line vts[MAX_TTYS] = { LINE_INIT(CONFIG_CON_ZERO_CHAN, &driver),
89 [ 1 ... MAX_TTYS - 1 ] = 89 [ 1 ... MAX_TTYS - 1 ] =
90 LINE_INIT(CONFIG_CON_CHAN, &driver) }; 90 LINE_INIT(CONFIG_CON_CHAN, &driver) };
91 91
92static int con_config(char *str) 92static int con_config(char *str)
93{ 93{
94 return(line_config(vts, sizeof(vts)/sizeof(vts[0]), str)); 94 return line_config(vts, ARRAY_SIZE(vts), str, &opts);
95} 95}
96 96
97static int con_get_config(char *dev, char *str, int size, char **error_out) 97static int con_get_config(char *dev, char *str, int size, char **error_out)
98{ 98{
99 return(line_get_config(dev, vts, sizeof(vts)/sizeof(vts[0]), str, 99 return line_get_config(dev, vts, ARRAY_SIZE(vts), str, size, error_out);
100 size, error_out));
101} 100}
102 101
103static int con_remove(int n) 102static int con_remove(int n)
104{ 103{
105 return line_remove(vts, sizeof(vts)/sizeof(vts[0]), n); 104 return line_remove(vts, ARRAY_SIZE(vts), n);
106} 105}
107 106
108static int con_open(struct tty_struct *tty, struct file *filp) 107static int con_open(struct tty_struct *tty, struct file *filp)
109{ 108{
110 return line_open(vts, tty, &opts); 109 return line_open(vts, tty);
111} 110}
112 111
113static int con_init_done = 0; 112static int con_init_done = 0;
@@ -117,16 +116,18 @@ static struct tty_operations console_ops = {
117 .close = line_close, 116 .close = line_close,
118 .write = line_write, 117 .write = line_write,
119 .put_char = line_put_char, 118 .put_char = line_put_char,
120 .write_room = line_write_room, 119 .write_room = line_write_room,
121 .chars_in_buffer = line_chars_in_buffer, 120 .chars_in_buffer = line_chars_in_buffer,
122 .flush_buffer = line_flush_buffer, 121 .flush_buffer = line_flush_buffer,
123 .flush_chars = line_flush_chars, 122 .flush_chars = line_flush_chars,
124 .set_termios = line_set_termios, 123 .set_termios = line_set_termios,
125 .ioctl = line_ioctl, 124 .ioctl = line_ioctl,
125 .throttle = line_throttle,
126 .unthrottle = line_unthrottle,
126}; 127};
127 128
128static void uml_console_write(struct console *console, const char *string, 129static void uml_console_write(struct console *console, const char *string,
129 unsigned len) 130 unsigned len)
130{ 131{
131 struct line *line = &vts[console->index]; 132 struct line *line = &vts[console->index];
132 unsigned long flags; 133 unsigned long flags;
@@ -146,7 +147,7 @@ static int uml_console_setup(struct console *co, char *options)
146{ 147{
147 struct line *line = &vts[co->index]; 148 struct line *line = &vts[co->index];
148 149
149 return console_open_chan(line,co,&opts); 150 return console_open_chan(line, co, &opts);
150} 151}
151 152
152static struct console stdiocons = { 153static struct console stdiocons = {
@@ -156,7 +157,7 @@ static struct console stdiocons = {
156 .setup = uml_console_setup, 157 .setup = uml_console_setup,
157 .flags = CON_PRINTBUFFER, 158 .flags = CON_PRINTBUFFER,
158 .index = -1, 159 .index = -1,
159 .data = &vts, 160 .data = &vts,
160}; 161};
161 162
162int stdio_init(void) 163int stdio_init(void)
@@ -166,11 +167,11 @@ int stdio_init(void)
166 console_driver = line_register_devfs(&console_lines, &driver, 167 console_driver = line_register_devfs(&console_lines, &driver,
167 &console_ops, vts, 168 &console_ops, vts,
168 ARRAY_SIZE(vts)); 169 ARRAY_SIZE(vts));
169 if (NULL == console_driver) 170 if (console_driver == NULL)
170 return -1; 171 return -1;
171 printk(KERN_INFO "Initialized stdio console driver\n"); 172 printk(KERN_INFO "Initialized stdio console driver\n");
172 173
173 lines_init(vts, sizeof(vts)/sizeof(vts[0])); 174 lines_init(vts, ARRAY_SIZE(vts), &opts);
174 175
175 new_title = add_xterm_umid(opts.xterm_title); 176 new_title = add_xterm_umid(opts.xterm_title);
176 if(new_title != NULL) 177 if(new_title != NULL)
@@ -178,7 +179,7 @@ int stdio_init(void)
178 179
179 con_init_done = 1; 180 con_init_done = 1;
180 register_console(&stdiocons); 181 register_console(&stdiocons);
181 return(0); 182 return 0;
182} 183}
183late_initcall(stdio_init); 184late_initcall(stdio_init);
184 185
@@ -186,13 +187,13 @@ static void console_exit(void)
186{ 187{
187 if (!con_init_done) 188 if (!con_init_done)
188 return; 189 return;
189 close_lines(vts, sizeof(vts)/sizeof(vts[0])); 190 close_lines(vts, ARRAY_SIZE(vts));
190} 191}
191__uml_exitcall(console_exit); 192__uml_exitcall(console_exit);
192 193
193static int console_chan_setup(char *str) 194static int console_chan_setup(char *str)
194{ 195{
195 return(line_setup(vts, sizeof(vts)/sizeof(vts[0]), str, 1)); 196 return line_setup(vts, ARRAY_SIZE(vts), str);
196} 197}
197__setup("con", console_chan_setup); 198__setup("con", console_chan_setup);
198__channel_help(console_chan_setup, "con"); 199__channel_help(console_chan_setup, "con");