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authorFelipe Balbi <balbi@ti.com>2013-01-18 10:21:34 +0200
committerFelipe Balbi <balbi@ti.com>2013-01-18 10:21:34 +0200
commitd7668024b3b5f9563eab8dad66cb9a4b80f36ebf (patch)
tree0f64a76c2ca436af525ca832a3c627d92504e05f /drivers/usb/dwc3/debugfs.c
parent7dbdf4e4b37766a2389680c460b9dab278a5444c (diff)
downloadlinux-d7668024b3b5f9563eab8dad66cb9a4b80f36ebf.tar.gz
usb: dwc3: debugfs: convert our regdump to use regsets
regset is a generic implementation of regdump utility through debugfs. Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/dwc3/debugfs.c')
-rw-r--r--drivers/usb/dwc3/debugfs.c36
1 files changed, 12 insertions, 24 deletions
diff --git a/drivers/usb/dwc3/debugfs.c b/drivers/usb/dwc3/debugfs.c
index 5945aadaa1c9..aff8fd3e7e90 100644
--- a/drivers/usb/dwc3/debugfs.c
+++ b/drivers/usb/dwc3/debugfs.c
@@ -59,7 +59,7 @@
.offset = DWC3_ ##nm - DWC3_GLOBALS_REGS_START, \
}
-static const struct debugfs_reg32 dwc3_regs[] = {
+static struct debugfs_reg32 dwc3_regs[] = {
dump_register(GSBUSCFG0),
dump_register(GSBUSCFG1),
dump_register(GTXTHRCFG),
@@ -376,27 +376,6 @@ static const struct debugfs_reg32 dwc3_regs[] = {
dump_register(OSTS),
};
-static int dwc3_regdump_show(struct seq_file *s, void *unused)
-{
- struct dwc3 *dwc = s->private;
-
- seq_printf(s, "DesignWare USB3 Core Register Dump\n");
- debugfs_print_regs32(s, dwc3_regs, ARRAY_SIZE(dwc3_regs),
- dwc->regs, "");
- return 0;
-}
-
-static int dwc3_regdump_open(struct inode *inode, struct file *file)
-{
- return single_open(file, dwc3_regdump_show, inode->i_private);
-}
-
-static const struct file_operations dwc3_regdump_fops = {
- .open = dwc3_regdump_open,
- .read = seq_read,
- .release = single_release,
-};
-
static int dwc3_mode_show(struct seq_file *s, void *unused)
{
struct dwc3 *dwc = s->private;
@@ -666,8 +645,17 @@ int dwc3_debugfs_init(struct dwc3 *dwc)
dwc->root = root;
- file = debugfs_create_file("regdump", S_IRUGO, root, dwc,
- &dwc3_regdump_fops);
+ dwc->regset = kzalloc(sizeof(*dwc->regset), GFP_KERNEL);
+ if (!dwc->regset) {
+ ret = -ENOMEM;
+ goto err1;
+ }
+
+ dwc->regset->regs = dwc3_regs;
+ dwc->regset->nregs = ARRAY_SIZE(dwc3_regs);
+ dwc->regset->base = dwc->regs;
+
+ file = debugfs_create_regset32("regdump", S_IRUGO, root, dwc->regset);
if (!file) {
ret = -ENOMEM;
goto err1;