diff options
author | Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> | 2007-07-09 13:10:55 +0900 |
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committer | Ralf Baechle <ralf@linux-mips.org> | 2007-07-10 17:33:04 +0100 |
commit | c99cabf034d42c9e4a9c1ed9dfd26411b2fb9b57 (patch) | |
tree | 30a696c0ab083427b8865418004f2a8bab96be44 /arch/mips/lasat/picvue_proc.c | |
parent | ecd27b92fbb41f779d857632a69bd45dbaf0f915 (diff) |
[MIPS] remove LASAT Networks platforms support
Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/lasat/picvue_proc.c')
-rw-r--r-- | arch/mips/lasat/picvue_proc.c | 186 |
1 files changed, 0 insertions, 186 deletions
diff --git a/arch/mips/lasat/picvue_proc.c b/arch/mips/lasat/picvue_proc.c deleted file mode 100644 index cce7cddcdb08..000000000000 --- a/arch/mips/lasat/picvue_proc.c +++ /dev/null @@ -1,186 +0,0 @@ -/* - * Picvue PVC160206 display driver - * - * Brian Murphy <brian.murphy@eicon.com> - * - */ -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/init.h> -#include <linux/errno.h> - -#include <linux/proc_fs.h> -#include <linux/interrupt.h> - -#include <linux/timer.h> - -#include "picvue.h" - -static char pvc_lines[PVC_NLINES][PVC_LINELEN+1]; -static int pvc_linedata[PVC_NLINES]; -static struct proc_dir_entry *pvc_display_dir; -static char *pvc_linename[PVC_NLINES] = {"line1", "line2"}; -#define DISPLAY_DIR_NAME "display" -static int scroll_dir = 0, scroll_interval = 0; - -static struct timer_list timer; - -static void pvc_display(unsigned long data) { - int i; - - pvc_clear(); - for (i=0; i<PVC_NLINES; i++) - pvc_write_string(pvc_lines[i], 0, i); -} - -static DECLARE_TASKLET(pvc_display_tasklet, &pvc_display, 0); - -static int pvc_proc_read_line(char *page, char **start, - off_t off, int count, - int *eof, void *data) -{ - char *origpage = page; - int lineno = *(int *)data; - - if (lineno < 0 || lineno > PVC_NLINES) { - printk("proc_read_line: invalid lineno %d\n", lineno); - return 0; - } - - down(&pvc_sem); - page += sprintf(page, "%s\n", pvc_lines[lineno]); - up(&pvc_sem); - - return page - origpage; -} - -static int pvc_proc_write_line(struct file *file, const char *buffer, - unsigned long count, void *data) -{ - int origcount = count; - int lineno = *(int *)data; - - if (lineno < 0 || lineno > PVC_NLINES) { - printk("proc_write_line: invalid lineno %d\n", lineno); - return origcount; - } - - if (count > PVC_LINELEN) - count = PVC_LINELEN; - - if (buffer[count-1] == '\n') - count--; - - down(&pvc_sem); - strncpy(pvc_lines[lineno], buffer, count); - pvc_lines[lineno][count] = '\0'; - up(&pvc_sem); - - tasklet_schedule(&pvc_display_tasklet); - - return origcount; -} - -static int pvc_proc_write_scroll(struct file *file, const char *buffer, - unsigned long count, void *data) -{ - int origcount = count; - int cmd = simple_strtol(buffer, NULL, 10); - - down(&pvc_sem); - if (scroll_interval != 0) - del_timer(&timer); - - if (cmd == 0) { - scroll_dir = 0; - scroll_interval = 0; - } else { - if (cmd < 0) { - scroll_dir = -1; - scroll_interval = -cmd; - } else { - scroll_dir = 1; - scroll_interval = cmd; - } - add_timer(&timer); - } - up(&pvc_sem); - - return origcount; -} - -static int pvc_proc_read_scroll(char *page, char **start, - off_t off, int count, - int *eof, void *data) -{ - char *origpage = page; - - down(&pvc_sem); - page += sprintf(page, "%d\n", scroll_dir * scroll_interval); - up(&pvc_sem); - - return page - origpage; -} - - -void pvc_proc_timerfunc(unsigned long data) -{ - if (scroll_dir < 0) - pvc_move(DISPLAY|RIGHT); - else if (scroll_dir > 0) - pvc_move(DISPLAY|LEFT); - - timer.expires = jiffies + scroll_interval; - add_timer(&timer); -} - -static void pvc_proc_cleanup(void) -{ - int i; - for (i=0; i<PVC_NLINES; i++) - remove_proc_entry(pvc_linename[i], pvc_display_dir); - remove_proc_entry("scroll", pvc_display_dir); - remove_proc_entry(DISPLAY_DIR_NAME, NULL); - - del_timer(&timer); -} - -static int __init pvc_proc_init(void) -{ - struct proc_dir_entry *proc_entry; - int i; - - pvc_display_dir = proc_mkdir(DISPLAY_DIR_NAME, NULL); - if (pvc_display_dir == NULL) - goto error; - - for (i=0; i<PVC_NLINES; i++) { - strcpy(pvc_lines[i], ""); - pvc_linedata[i] = i; - } - for (i=0; i<PVC_NLINES; i++) { - proc_entry = create_proc_entry(pvc_linename[i], 0644, pvc_display_dir); - if (proc_entry == NULL) - goto error; - proc_entry->read_proc = pvc_proc_read_line; - proc_entry->write_proc = pvc_proc_write_line; - proc_entry->data = &pvc_linedata[i]; - } - proc_entry = create_proc_entry("scroll", 0644, pvc_display_dir); - if (proc_entry == NULL) - goto error; - proc_entry->write_proc = pvc_proc_write_scroll; - proc_entry->read_proc = pvc_proc_read_scroll; - - init_timer(&timer); - timer.function = pvc_proc_timerfunc; - - return 0; -error: - pvc_proc_cleanup(); - return -ENOMEM; -} - -module_init(pvc_proc_init); -module_exit(pvc_proc_cleanup); -MODULE_LICENSE("GPL"); |