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rk mipi: modify debugfs of mipi

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It outputed the debugfs info of mipi to UART earlier.
  But it is inconvenient.
  It can output the debugfs info of mipi's to the kmesg now.
This commit is contained in:
chenyifu
2014-10-29 18:05:12 +08:00
parent 35e55c5e0e
commit 10e99de8a8
1 changed files with 14 additions and 37 deletions
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51
drivers/video/rockchip/transmitter/rk32_mipi_dsi.c
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@@ -1357,26 +1357,24 @@ reg_proc_write_exit:
return count;
}
int reg_proc_read(struct file *file, char __user *buff, size_t count,
loff_t *offp)
int reg_proc_read(struct seq_file *s, void *v)
{
int i = 0;
u32 val = 0;
struct dsi *dsi = s->private;
for (i = VERSION; i < (VERSION + (0xdc << 16)); i += 4<<16) {
val = rk32_dsi_get_bits(dsi0, i);
MIPI_TRACE("%04x: %08x\n", i>>16, val);
msleep(1);
val = rk32_dsi_get_bits(dsi, i);
seq_printf(s, "%04x: %08x\n", i>>16, val);
}
MIPI_TRACE("\n");
return -1;
}
int reg_proc_open(struct inode *inode, struct file *file)
{
return 0;
}
static int reg_proc_open(struct inode *inode, struct file *file)
{
struct dsi *dsi = inode->i_private;
return single_open(file, reg_proc_read, dsi);
}
int reg_proc_close(struct inode *inode, struct file *file)
{
@@ -1388,7 +1386,7 @@ struct file_operations reg_proc_fops = {
.open = reg_proc_open,
.release = reg_proc_close,
.write = reg_proc_write,
.read = reg_proc_read,
.read = seq_read,
};
int reg_proc_write1(struct file *file, const char __user *buff, size_t count, loff_t *offp)
@@ -1488,27 +1486,6 @@ reg_proc_write_exit:
return count;
}
int reg_proc_read1(struct file *file, char __user *buff, size_t count,
loff_t *offp)
{
int i = 0;
u32 val = 0;
for (i = VERSION; i < (VERSION + (0xdc<<16)); i += 4<<16) {
val = rk32_dsi_get_bits(dsi1, i);
MIPI_TRACE("%04x: %08x\n", i>>16, val);
msleep(1);
}
MIPI_TRACE("\n");
return -1;
}
int reg_proc_open1(struct inode *inode, struct file *file)
{
return 0;
}
int reg_proc_close1(struct inode *inode, struct file *file)
{
return 0;
@@ -1516,10 +1493,10 @@ int reg_proc_close1(struct inode *inode, struct file *file)
struct file_operations reg_proc_fops1 = {
.owner = THIS_MODULE,
.open = reg_proc_open1,
.open = reg_proc_open,
.release = reg_proc_close1,
.write = reg_proc_write1,
.read = reg_proc_read1,
.read = seq_read,
};
#endif
#if 0/* def CONFIG_MIPI_DSI_LINUX */