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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: Felipe Balbi <balbi@ti.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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@ -506,6 +506,30 @@ static inline void dwc3_trb_to_nat(struct dwc3_trb_hw *hw, struct dwc3_trb *nat)
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nat->control = le32_to_cpup(&hw->ctrl);
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}
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/**
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* dwc3_hwparams - copy of HWPARAMS registers
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* @hwparams0 - GHWPARAMS0
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* @hwparams1 - GHWPARAMS1
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* @hwparams2 - GHWPARAMS2
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* @hwparams3 - GHWPARAMS3
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* @hwparams4 - GHWPARAMS4
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* @hwparams5 - GHWPARAMS5
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* @hwparams6 - GHWPARAMS6
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* @hwparams7 - GHWPARAMS7
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* @hwparams8 - GHWPARAMS8
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*/
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struct dwc3_hwparams {
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u32 hwparams0;
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u32 hwparams1;
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u32 hwparams2;
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u32 hwparams3;
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u32 hwparams4;
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u32 hwparams5;
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u32 hwparams6;
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u32 hwparams7;
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u32 hwparams8;
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};
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/**
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* struct dwc3 - representation of our controller
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* @ctrl_req: usb control request which is used for ep0
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@ -537,6 +561,7 @@ static inline void dwc3_trb_to_nat(struct dwc3_trb_hw *hw, struct dwc3_trb *nat)
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* @link_state: link state
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* @speed: device speed (super, high, full, low)
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* @mem: points to start of memory which is used for this struct.
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* @hwparams: copy of hwparams registers
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* @root: debugfs root folder pointer
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*/
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struct dwc3 {
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@ -589,6 +614,7 @@ struct dwc3 {
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u8 speed;
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void *mem;
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struct dwc3_hwparams hwparams;
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struct dentry *root;
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};
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