From: Felipe Balbi <balbi@xxxxxx>
That structure will hold a copy of readonly
GHWPARAMS* registers for ease accessing by
the driver.
Signed-off-by: Felipe Balbi <balbi@xxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
drivers/usb/dwc3/core.h | 26 ++++++++++++++++++++++++++
1 files changed, 26 insertions(+), 0 deletions(-)
diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h
index c6de53c..a763ba7 100644
--- a/drivers/usb/dwc3/core.h
+++ b/drivers/usb/dwc3/core.h
@@ -507,6 +507,30 @@ static inline void dwc3_trb_to_nat(struct dwc3_trb_hw *hw, struct dwc3_trb *nat)
}
/**
+ * 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
* @ep0_trb: trb which is used for the ctrl_req
@@ -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;
};
--
1.7.7
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