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usb: dwc2: Move host-specific core functions into hcd.c 

Move host core initialization and host channel routines into hcd.c. This
allows these functions to only be compiled in host-enabled driver
configurations (DRD or host-only).

Tested-by: Douglas Anderson <dianders@chromium.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Felipe Balbi <balbi@kernel.org>
hifive-unleashed-5.1
John Youn 2016-02-23 19:55:00 -08:00 committed by Felipe Balbi
parent 58e52ff6a6
commit b02038faa7
4 changed files with 1806 additions and 1801 deletions
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1776
drivers/usb/dwc2/core.c
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File diff suppressed because it is too large Load Diff

24
drivers/usb/dwc2/core.h
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@ -989,34 +989,11 @@ enum dwc2_halt_status {
*/
extern int dwc2_core_reset(struct dwc2_hsotg *hsotg);
extern int dwc2_core_reset_and_force_dr_mode(struct dwc2_hsotg *hsotg);
extern void dwc2_core_host_init(struct dwc2_hsotg *hsotg);
extern int dwc2_enter_hibernation(struct dwc2_hsotg *hsotg);
extern int dwc2_exit_hibernation(struct dwc2_hsotg *hsotg, bool restore);
void dwc2_force_dr_mode(struct dwc2_hsotg *hsotg);
/*
* Host core Functions.
* The following functions support managing the DWC_otg controller in host
* mode.
*/
extern void dwc2_hc_init(struct dwc2_hsotg *hsotg, struct dwc2_host_chan *chan);
extern void dwc2_hc_halt(struct dwc2_hsotg *hsotg, struct dwc2_host_chan *chan,
enum dwc2_halt_status halt_status);
extern void dwc2_hc_cleanup(struct dwc2_hsotg *hsotg,
struct dwc2_host_chan *chan);
extern void dwc2_hc_start_transfer(struct dwc2_hsotg *hsotg,
struct dwc2_host_chan *chan);
extern void dwc2_hc_start_transfer_ddma(struct dwc2_hsotg *hsotg,
struct dwc2_host_chan *chan);
extern int dwc2_hc_continue_transfer(struct dwc2_hsotg *hsotg,
struct dwc2_host_chan *chan);
extern void dwc2_hc_do_ping(struct dwc2_hsotg *hsotg,
struct dwc2_host_chan *chan);
extern void dwc2_enable_host_interrupts(struct dwc2_hsotg *hsotg);
extern void dwc2_disable_host_interrupts(struct dwc2_hsotg *hsotg);
extern u32 dwc2_calc_frame_interval(struct dwc2_hsotg *hsotg);
extern bool dwc2_is_controller_alive(struct dwc2_hsotg *hsotg);
/*
@ -1028,7 +1005,6 @@ extern void dwc2_read_packet(struct dwc2_hsotg *hsotg, u8 *dest, u16 bytes);
extern void dwc2_flush_tx_fifo(struct dwc2_hsotg *hsotg, const int num);
extern void dwc2_flush_rx_fifo(struct dwc2_hsotg *hsotg);
extern int dwc2_core_init(struct dwc2_hsotg *hsotg, bool initial_setup);
extern void dwc2_enable_global_interrupts(struct dwc2_hsotg *hcd);
extern void dwc2_disable_global_interrupts(struct dwc2_hsotg *hcd);

1799
drivers/usb/dwc2/hcd.c
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File diff suppressed because it is too large Load Diff

8
drivers/usb/dwc2/hcd.h
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@ -430,6 +430,8 @@ struct hc_xfer_info {
};
#endif
u32 dwc2_calc_frame_interval(struct dwc2_hsotg *hsotg);
/* Gets the struct usb_hcd that contains a struct dwc2_hsotg */
static inline struct usb_hcd *dwc2_hsotg_to_hcd(struct dwc2_hsotg *hsotg)
{
@ -451,6 +453,12 @@ static inline void disable_hc_int(struct dwc2_hsotg *hsotg, int chnum, u32 intr)
dwc2_writel(mask, hsotg->regs + HCINTMSK(chnum));
}
void dwc2_hc_cleanup(struct dwc2_hsotg *hsotg, struct dwc2_host_chan *chan);
void dwc2_hc_halt(struct dwc2_hsotg *hsotg, struct dwc2_host_chan *chan,
enum dwc2_halt_status halt_status);
void dwc2_hc_start_transfer_ddma(struct dwc2_hsotg *hsotg,
struct dwc2_host_chan *chan);
/*
* Reads HPRT0 in preparation to modify. It keeps the WC bits 0 so that if they
* are read as 1, they won't clear when written back.