Commit a3299499 authored by Felipe Balbi's avatar Felipe Balbi Committed by Greg Kroah-Hartman
Browse files

usb: dwc3: add struct dwc3_hwparams 



That structure will hold a copy of readonly
GHWPARAMS* registers for ease accessing by
the driver.

Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 879631aa

drivers/usb/dwc3/core.h

+26 −0
Original line number Diff line number Diff line
@@ -506,6 +506,30 @@ static inline void dwc3_trb_to_nat(struct dwc3_trb_hw *hw, struct dwc3_trb *nat) 
	nat->control = le32_to_cpup(&hw->ctrl);

}



/**

 * dwc3_hwparams - copy of HWPARAMS registers

 * @hwparams0 - GHWPARAMS0

 * @hwparams1 - GHWPARAMS1

 * @hwparams2 - GHWPARAMS2

 * @hwparams3 - GHWPARAMS3

 * @hwparams4 - GHWPARAMS4

 * @hwparams5 - GHWPARAMS5

 * @hwparams6 - GHWPARAMS6

 * @hwparams7 - GHWPARAMS7

 * @hwparams8 - GHWPARAMS8

 */

struct dwc3_hwparams {

	u32	hwparams0;

	u32	hwparams1;

	u32	hwparams2;

	u32	hwparams3;

	u32	hwparams4;

	u32	hwparams5;

	u32	hwparams6;

	u32	hwparams7;

	u32	hwparams8;

};



/**

 * struct dwc3 - representation of our controller

 * @ctrl_req: usb control request which is used for ep0
@@ -537,6 +561,7 @@ static inline void dwc3_trb_to_nat(struct dwc3_trb_hw *hw, struct dwc3_trb *nat) 
 * @link_state: link state

 * @speed: device speed (super, high, full, low)

 * @mem: points to start of memory which is used for this struct.

 * @hwparams: copy of hwparams registers

 * @root: debugfs root folder pointer

 */

struct dwc3 {
@@ -589,6 +614,7 @@ struct dwc3 { 
	u8			speed;

	void			*mem;



	struct dwc3_hwparams	hwparams;

	struct dentry		*root;

};