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path: root/drivers/usb/chipidea/ci.h
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Diffstat (limited to 'drivers/usb/chipidea/ci.h')
-rw-r--r--drivers/usb/chipidea/ci.h19
1 files changed, 4 insertions, 15 deletions
diff --git a/drivers/usb/chipidea/ci.h b/drivers/usb/chipidea/ci.h
index e25d1263da13..b0a6bce064ca 100644
--- a/drivers/usb/chipidea/ci.h
+++ b/drivers/usb/chipidea/ci.h
@@ -21,6 +21,7 @@
/******************************************************************************
* DEFINE
*****************************************************************************/
+#define TD_PAGE_COUNT 5
#define CI13XXX_PAGE_SIZE 4096ul /* page size for TD's */
#define ENDPT_MAX 32
@@ -129,6 +130,7 @@ struct hw_bank {
* @vbus_active: is VBUS active
* @transceiver: pointer to USB PHY, if any
* @hcd: pointer to usb_hcd for ehci host driver
+ * @debugfs: root dentry for this controller in debugfs
*/
struct ci13xxx {
struct device *dev;
@@ -139,7 +141,6 @@ struct ci13xxx {
enum ci_role role;
bool is_otg;
struct work_struct work;
- struct work_struct vbus_work;
struct workqueue_struct *wq;
struct dma_pool *qh_pool;
@@ -165,6 +166,7 @@ struct ci13xxx {
bool global_phy;
struct usb_phy *transceiver;
struct usb_hcd *hcd;
+ struct dentry *debugfs;
};
static inline struct ci_role_driver *ci_role(struct ci13xxx *ci)
@@ -234,19 +236,6 @@ enum ci13xxx_regs {
};
/**
- * ffs_nr: find first (least significant) bit set
- * @x: the word to search
- *
- * This function returns bit number (instead of position)
- */
-static inline int ffs_nr(u32 x)
-{
- int n = ffs(x);
-
- return n ? n-1 : 32;
-}
-
-/**
* hw_read: reads from a hw register
* @reg: register index
* @mask: bitfield mask
@@ -304,7 +293,7 @@ static inline u32 hw_test_and_write(struct ci13xxx *ci, enum ci13xxx_regs reg,
u32 val = hw_read(ci, reg, ~0);
hw_write(ci, reg, mask, data);
- return (val & mask) >> ffs_nr(mask);
+ return (val & mask) >> __ffs(mask);
}
int hw_device_reset(struct ci13xxx *ci, u32 mode);