diff options
Diffstat (limited to 'drivers/video/mbx/mbxdebugfs.c')
| -rw-r--r-- | drivers/video/mbx/mbxdebugfs.c | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/drivers/video/mbx/mbxdebugfs.c b/drivers/video/mbx/mbxdebugfs.c new file mode 100644 index 000000000000..84aab3ad024e --- /dev/null +++ b/drivers/video/mbx/mbxdebugfs.c @@ -0,0 +1,188 @@ +#include <linux/debugfs.h> + +#define BIG_BUFFER_SIZE (1024) + +static char big_buffer[BIG_BUFFER_SIZE]; + +struct mbxfb_debugfs_data { + struct dentry *dir; + struct dentry *sysconf; + struct dentry *clock; + struct dentry *display; + struct dentry *gsctl; +}; + +static int open_file_generic(struct inode *inode, struct file *file) +{ + file->private_data = inode->u.generic_ip; + return 0; +} + +static ssize_t write_file_dummy(struct file *file, const char __user *buf, + size_t count, loff_t *ppos) +{ + return count; +} + +static ssize_t sysconf_read_file(struct file *file, char __user *userbuf, + size_t count, loff_t *ppos) +{ + char * s = big_buffer; + + s += sprintf(s, "SYSCFG = %08lx\n", SYSCFG); + s += sprintf(s, "PFBASE = %08lx\n", PFBASE); + s += sprintf(s, "PFCEIL = %08lx\n", PFCEIL); + s += sprintf(s, "POLLFLAG = %08lx\n", POLLFLAG); + s += sprintf(s, "SYSRST = %08lx\n", SYSRST); + + return simple_read_from_buffer(userbuf, count, ppos, + big_buffer, s-big_buffer); +} + + +static ssize_t gsctl_read_file(struct file *file, char __user *userbuf, + size_t count, loff_t *ppos) +{ + char * s = big_buffer; + + s += sprintf(s, "GSCTRL = %08lx\n", GSCTRL); + s += sprintf(s, "VSCTRL = %08lx\n", VSCTRL); + s += sprintf(s, "GBBASE = %08lx\n", GBBASE); + s += sprintf(s, "VBBASE = %08lx\n", VBBASE); + s += sprintf(s, "GDRCTRL = %08lx\n", GDRCTRL); + s += sprintf(s, "VCMSK = %08lx\n", VCMSK); + s += sprintf(s, "GSCADR = %08lx\n", GSCADR); + s += sprintf(s, "VSCADR = %08lx\n", VSCADR); + s += sprintf(s, "VUBASE = %08lx\n", VUBASE); + s += sprintf(s, "VVBASE = %08lx\n", VVBASE); + s += sprintf(s, "GSADR = %08lx\n", GSADR); + s += sprintf(s, "VSADR = %08lx\n", VSADR); + s += sprintf(s, "HCCTRL = %08lx\n", HCCTRL); + s += sprintf(s, "HCSIZE = %08lx\n", HCSIZE); + s += sprintf(s, "HCPOS = %08lx\n", HCPOS); + s += sprintf(s, "HCBADR = %08lx\n", HCBADR); + s += sprintf(s, "HCCKMSK = %08lx\n", HCCKMSK); + s += sprintf(s, "GPLUT = %08lx\n", GPLUT); + + return simple_read_from_buffer(userbuf, count, ppos, + big_buffer, s-big_buffer); +} + +static ssize_t display_read_file(struct file *file, char __user *userbuf, + size_t count, loff_t *ppos) +{ + char * s = big_buffer; + + s += sprintf(s, "DSCTRL = %08lx\n", DSCTRL); + s += sprintf(s, "DHT01 = %08lx\n", DHT01); + s += sprintf(s, "DHT02 = %08lx\n", DHT02); + s += sprintf(s, "DHT03 = %08lx\n", DHT03); + s += sprintf(s, "DVT01 = %08lx\n", DVT01); + s += sprintf(s, "DVT02 = %08lx\n", DVT02); + s += sprintf(s, "DVT03 = %08lx\n", DVT03); + s += sprintf(s, "DBCOL = %08lx\n", DBCOL); + s += sprintf(s, "BGCOLOR = %08lx\n", BGCOLOR); + s += sprintf(s, "DINTRS = %08lx\n", DINTRS); + s += sprintf(s, "DINTRE = %08lx\n", DINTRE); + s += sprintf(s, "DINTRCNT = %08lx\n", DINTRCNT); + s += sprintf(s, "DSIG = %08lx\n", DSIG); + s += sprintf(s, "DMCTRL = %08lx\n", DMCTRL); + s += sprintf(s, "CLIPCTRL = %08lx\n", CLIPCTRL); + s += sprintf(s, "SPOCTRL = %08lx\n", SPOCTRL); + s += sprintf(s, "SVCTRL = %08lx\n", SVCTRL); + s += sprintf(s, "DLSTS = %08lx\n", DLSTS); + s += sprintf(s, "DLLCTRL = %08lx\n", DLLCTRL); + s += sprintf(s, "DVLNUM = %08lx\n", DVLNUM); + s += sprintf(s, "DUCTRL = %08lx\n", DUCTRL); + s += sprintf(s, "DVECTRL = %08lx\n", DVECTRL); + s += sprintf(s, "DHDET = %08lx\n", DHDET); + s += sprintf(s, "DVDET = %08lx\n", DVDET); + s += sprintf(s, "DODMSK = %08lx\n", DODMSK); + s += sprintf(s, "CSC01 = %08lx\n", CSC01); + s += sprintf(s, "CSC02 = %08lx\n", CSC02); + s += sprintf(s, "CSC03 = %08lx\n", CSC03); + s += sprintf(s, "CSC04 = %08lx\n", CSC04); + s += sprintf(s, "CSC05 = %08lx\n", CSC05); + + return simple_read_from_buffer(userbuf, count, ppos, + big_buffer, s-big_buffer); +} + +static ssize_t clock_read_file(struct file *file, char __user *userbuf, + size_t count, loff_t *ppos) +{ + char * s = big_buffer; + + s += sprintf(s, "SYSCLKSRC = %08lx\n", SYSCLKSRC); + s += sprintf(s, "PIXCLKSRC = %08lx\n", PIXCLKSRC); + s += sprintf(s, "CLKSLEEP = %08lx\n", CLKSLEEP); + s += sprintf(s, "COREPLL = %08lx\n", COREPLL); + s += sprintf(s, "DISPPLL = %08lx\n", DISPPLL); + s += sprintf(s, "PLLSTAT = %08lx\n", PLLSTAT); + s += sprintf(s, "VOVRCLK = %08lx\n", VOVRCLK); + s += sprintf(s, "PIXCLK = %08lx\n", PIXCLK); + s += sprintf(s, "MEMCLK = %08lx\n", MEMCLK); + s += sprintf(s, "M24CLK = %08lx\n", M24CLK); + s += sprintf(s, "MBXCLK = %08lx\n", MBXCLK); + s += sprintf(s, "SDCLK = %08lx\n", SDCLK); + s += sprintf(s, "PIXCLKDIV = %08lx\n", PIXCLKDIV); + + return simple_read_from_buffer(userbuf, count, ppos, + big_buffer, s-big_buffer); +} + +static struct file_operations sysconf_fops = { + .read = sysconf_read_file, + .write = write_file_dummy, + .open = open_file_generic, +}; + +static struct file_operations clock_fops = { + .read = clock_read_file, + .write = write_file_dummy, + .open = open_file_generic, +}; + +static struct file_operations display_fops = { + .read = display_read_file, + .write = write_file_dummy, + .open = open_file_generic, +}; + +static struct file_operations gsctl_fops = { + .read = gsctl_read_file, + .write = write_file_dummy, + .open = open_file_generic, +}; + + +static void __devinit mbxfb_debugfs_init(struct fb_info *fbi) +{ + struct mbxfb_info *mfbi = fbi->par; + struct mbxfb_debugfs_data *dbg; + + dbg = kzalloc(sizeof(struct mbxfb_debugfs_data), GFP_KERNEL); + mfbi->debugfs_data = dbg; + + dbg->dir = debugfs_create_dir("mbxfb", NULL); + dbg->sysconf = debugfs_create_file("sysconf", 0444, dbg->dir, + fbi, &sysconf_fops); + dbg->clock = debugfs_create_file("clock", 0444, dbg->dir, + fbi, &clock_fops); + dbg->display = debugfs_create_file("display", 0444, dbg->dir, + fbi, &display_fops); + dbg->gsctl = debugfs_create_file("gsctl", 0444, dbg->dir, + fbi, &gsctl_fops); +} + +static void __devexit mbxfb_debugfs_remove(struct fb_info *fbi) +{ + struct mbxfb_info *mfbi = fbi->par; + struct mbxfb_debugfs_data *dbg = mfbi->debugfs_data; + + debugfs_remove(dbg->gsctl); + debugfs_remove(dbg->display); + debugfs_remove(dbg->clock); + debugfs_remove(dbg->sysconf); + debugfs_remove(dbg->dir); +} |