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generic: rtl8366: add debugfs file for VLAN4K table

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SVN-Revision: 24933
This commit is contained in:
Gabor Juhos 2011-01-08 18:03:57 +00:00
parent 9a32655293
commit 72779e560b
2 changed files with 60 additions and 0 deletions
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59
target/linux/generic/files/drivers/net/phy/rtl8366_smi.c
View file

@ -561,6 +561,43 @@ static ssize_t rtl8366_read_debugfs_vlan_mc(struct file *file,
return simple_read_from_buffer(user_buf, count, ppos, buf, len);
}
#define RTL8366_VLAN4K_PAGE_SIZE 64
#define RTL8366_VLAN4K_NUM_PAGES (4096 / RTL8366_VLAN4K_PAGE_SIZE)
static ssize_t rtl8366_read_debugfs_vlan_4k(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos)
{
struct rtl8366_smi *smi = (struct rtl8366_smi *)file->private_data;
int i, len = 0;
int offset;
char *buf = smi->buf;
if (smi->dbg_vlan_4k_page >= RTL8366_VLAN4K_NUM_PAGES) {
len += snprintf(buf + len, sizeof(smi->buf) - len,
"invalid page: %u\n", smi->dbg_vlan_4k_page);
return simple_read_from_buffer(user_buf, count, ppos, buf, len);
}
len += snprintf(buf + len, sizeof(smi->buf) - len,
"%4s %6s %6s %3s\n",
"vid", "member", "untag", "fid");
offset = RTL8366_VLAN4K_PAGE_SIZE * smi->dbg_vlan_4k_page;
for (i = 0; i < RTL8366_VLAN4K_PAGE_SIZE; i++) {
struct rtl8366_vlan_4k vlan4k;
smi->ops->get_vlan_4k(smi, offset + i, &vlan4k);
len += snprintf(buf + len, sizeof(smi->buf) - len,
"%4d 0x%04x 0x%04x %3d\n",
vlan4k.vid, vlan4k.member,
vlan4k.untag, vlan4k.fid);
}
return simple_read_from_buffer(user_buf, count, ppos, buf, len);
}
static ssize_t rtl8366_read_debugfs_pvid(struct file *file,
char __user *user_buf,
size_t count, loff_t *ppos)
@ -703,6 +740,12 @@ static const struct file_operations fops_rtl8366_vlan_mc = {
.owner = THIS_MODULE
};
static const struct file_operations fops_rtl8366_vlan_4k = {
.read = rtl8366_read_debugfs_vlan_4k,
.open = rtl8366_debugfs_open,
.owner = THIS_MODULE
};
static const struct file_operations fops_rtl8366_pvid = {
.read = rtl8366_read_debugfs_pvid,
.open = rtl8366_debugfs_open,
@ -754,6 +797,22 @@ static void rtl8366_debugfs_init(struct rtl8366_smi *smi)
return;
}
node = debugfs_create_u8("vlan_4k_page", S_IRUGO | S_IWUSR, root,
&smi->dbg_vlan_4k_page);
if (!node) {
dev_err(smi->parent, "Creating debugfs file '%s' failed\n",
"vlan_4k_page");
return;
}
node = debugfs_create_file("vlan_4k", S_IRUSR, root, smi,
&fops_rtl8366_vlan_4k);
if (!node) {
dev_err(smi->parent, "Creating debugfs file '%s' failed\n",
"vlan_4k");
return;
}
node = debugfs_create_file("pvid", S_IRUSR, root, smi,
&fops_rtl8366_pvid);
if (!node) {

1
target/linux/generic/files/drivers/net/phy/rtl8366_smi.h
View file

@ -52,6 +52,7 @@ struct rtl8366_smi {
#ifdef CONFIG_RTL8366S_PHY_DEBUG_FS
struct dentry *debugfs_root;
u16 dbg_reg;
u8 dbg_vlan_4k_page;
#endif
};