diff options
| -rw-r--r-- | drivers/usb/dwc3/core.h | 13 | ||||
| -rw-r--r-- | drivers/usb/dwc3/debugfs.c | 190 | ||||
| -rw-r--r-- | drivers/usb/dwc3/ep0.c | 4 | ||||
| -rw-r--r-- | drivers/usb/dwc3/gadget.c | 16 | ||||
| -rw-r--r-- | drivers/usb/dwc3/gadget.h | 4 | ||||
| -rw-r--r-- | drivers/usb/dwc3/io.h | 7 |
6 files changed, 78 insertions, 156 deletions
diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h index 27afe14..02990ab 100644 --- a/drivers/usb/dwc3/core.h +++ b/drivers/usb/dwc3/core.h @@ -138,10 +138,12 @@ #define DWC3_DGCMDPAR 0xc710 #define DWC3_DGCMD 0xc714 #define DWC3_DALEPENA 0xc720 -#define DWC3_DEPCMDPAR2(n) (0xc800 + (n * 0x10)) -#define DWC3_DEPCMDPAR1(n) (0xc804 + (n * 0x10)) -#define DWC3_DEPCMDPAR0(n) (0xc808 + (n * 0x10)) -#define DWC3_DEPCMD(n) (0xc80c + (n * 0x10)) + +#define DWC3_DEP_BASE(n) (0xc800 + (n * 0x10)) +#define DWC3_DEPCMDPAR2 0x00 +#define DWC3_DEPCMDPAR1 0x04 +#define DWC3_DEPCMDPAR0 0x08 +#define DWC3_DEPCMD 0x0c /* OTG Registers */ #define DWC3_OCFG 0xcc00 @@ -480,6 +482,7 @@ struct dwc3_event_buffer { * @endpoint: usb endpoint * @pending_list: list of pending requests for this endpoint * @started_list: list of started requests on this endpoint + * @regs: pointer to first endpoint register * @trb_pool: array of transaction buffers * @trb_pool_dma: dma address of @trb_pool * @trb_enqueue: enqueue 'pointer' into TRB array @@ -501,6 +504,8 @@ struct dwc3_ep { struct list_head pending_list; struct list_head started_list; + void __iomem *regs; + struct dwc3_trb *trb_pool; dma_addr_t trb_pool_dma; const struct usb_ss_ep_comp_descriptor *comp_desc; diff --git a/drivers/usb/dwc3/debugfs.c b/drivers/usb/dwc3/debugfs.c index b1dd3c6..89c26e0 100644 --- a/drivers/usb/dwc3/debugfs.c +++ b/drivers/usb/dwc3/debugfs.c @@ -36,9 +36,32 @@ #define dump_register(nm) \ { \ .name = __stringify(nm), \ - .offset = DWC3_ ##nm - DWC3_GLOBALS_REGS_START, \ + .offset = DWC3_ ##nm, \ } +#define dump_ep_register_set(n) \ + { \ + .name = "DEPCMDPAR2("__stringify(n)")", \ + .offset = DWC3_DEP_BASE(n) + \ + DWC3_DEPCMDPAR2, \ + }, \ + { \ + .name = "DEPCMDPAR1("__stringify(n)")", \ + .offset = DWC3_DEP_BASE(n) + \ + DWC3_DEPCMDPAR1, \ + }, \ + { \ + .name = "DEPCMDPAR0("__stringify(n)")", \ + .offset = DWC3_DEP_BASE(n) + \ + DWC3_DEPCMDPAR0, \ + }, \ + { \ + .name = "DEPCMD("__stringify(n)")", \ + .offset = DWC3_DEP_BASE(n) + \ + DWC3_DEPCMD, \ + } + + static const struct debugfs_reg32 dwc3_regs[] = { dump_register(GSBUSCFG0), dump_register(GSBUSCFG1), @@ -218,137 +241,38 @@ static const struct debugfs_reg32 dwc3_regs[] = { dump_register(DGCMD), dump_register(DALEPENA), - dump_register(DEPCMDPAR2(0)), - dump_register(DEPCMDPAR2(1)), - dump_register(DEPCMDPAR2(2)), - dump_register(DEPCMDPAR2(3)), - dump_register(DEPCMDPAR2(4)), - dump_register(DEPCMDPAR2(5)), - dump_register(DEPCMDPAR2(6)), - dump_register(DEPCMDPAR2(7)), - dump_register(DEPCMDPAR2(8)), - dump_register(DEPCMDPAR2(9)), - dump_register(DEPCMDPAR2(10)), - dump_register(DEPCMDPAR2(11)), - dump_register(DEPCMDPAR2(12)), - dump_register(DEPCMDPAR2(13)), - dump_register(DEPCMDPAR2(14)), - dump_register(DEPCMDPAR2(15)), - dump_register(DEPCMDPAR2(16)), - dump_register(DEPCMDPAR2(17)), - dump_register(DEPCMDPAR2(18)), - dump_register(DEPCMDPAR2(19)), - dump_register(DEPCMDPAR2(20)), - dump_register(DEPCMDPAR2(21)), - dump_register(DEPCMDPAR2(22)), - dump_register(DEPCMDPAR2(23)), - dump_register(DEPCMDPAR2(24)), - dump_register(DEPCMDPAR2(25)), - dump_register(DEPCMDPAR2(26)), - dump_register(DEPCMDPAR2(27)), - dump_register(DEPCMDPAR2(28)), - dump_register(DEPCMDPAR2(29)), - dump_register(DEPCMDPAR2(30)), - dump_register(DEPCMDPAR2(31)), - - dump_register(DEPCMDPAR1(0)), - dump_register(DEPCMDPAR1(1)), - dump_register(DEPCMDPAR1(2)), - dump_register(DEPCMDPAR1(3)), - dump_register(DEPCMDPAR1(4)), - dump_register(DEPCMDPAR1(5)), - dump_register(DEPCMDPAR1(6)), - dump_register(DEPCMDPAR1(7)), - dump_register(DEPCMDPAR1(8)), - dump_register(DEPCMDPAR1(9)), - dump_register(DEPCMDPAR1(10)), - dump_register(DEPCMDPAR1(11)), - dump_register(DEPCMDPAR1(12)), - dump_register(DEPCMDPAR1(13)), - dump_register(DEPCMDPAR1(14)), - dump_register(DEPCMDPAR1(15)), - dump_register(DEPCMDPAR1(16)), - dump_register(DEPCMDPAR1(17)), - dump_register(DEPCMDPAR1(18)), - dump_register(DEPCMDPAR1(19)), - dump_register(DEPCMDPAR1(20)), - dump_register(DEPCMDPAR1(21)), - dump_register(DEPCMDPAR1(22)), - dump_register(DEPCMDPAR1(23)), - dump_register(DEPCMDPAR1(24)), - dump_register(DEPCMDPAR1(25)), - dump_register(DEPCMDPAR1(26)), - dump_register(DEPCMDPAR1(27)), - dump_register(DEPCMDPAR1(28)), - dump_register(DEPCMDPAR1(29)), - dump_register(DEPCMDPAR1(30)), - dump_register(DEPCMDPAR1(31)), - - dump_register(DEPCMDPAR0(0)), - dump_register(DEPCMDPAR0(1)), - dump_register(DEPCMDPAR0(2)), - dump_register(DEPCMDPAR0(3)), - dump_register(DEPCMDPAR0(4)), - dump_register(DEPCMDPAR0(5)), - dump_register(DEPCMDPAR0(6)), - dump_register(DEPCMDPAR0(7)), - dump_register(DEPCMDPAR0(8)), - dump_register(DEPCMDPAR0(9)), - dump_register(DEPCMDPAR0(10)), - dump_register(DEPCMDPAR0(11)), - dump_register(DEPCMDPAR0(12)), - dump_register(DEPCMDPAR0(13)), - dump_register(DEPCMDPAR0(14)), - dump_register(DEPCMDPAR0(15)), - dump_register(DEPCMDPAR0(16)), - dump_register(DEPCMDPAR0(17)), - dump_register(DEPCMDPAR0(18)), - dump_register(DEPCMDPAR0(19)), - dump_register(DEPCMDPAR0(20)), - dump_register(DEPCMDPAR0(21)), - dump_register(DEPCMDPAR0(22)), - dump_register(DEPCMDPAR0(23)), - dump_register(DEPCMDPAR0(24)), - dump_register(DEPCMDPAR0(25)), - dump_register(DEPCMDPAR0(26)), - dump_register(DEPCMDPAR0(27)), - dump_register(DEPCMDPAR0(28)), - dump_register(DEPCMDPAR0(29)), - dump_register(DEPCMDPAR0(30)), - dump_register(DEPCMDPAR0(31)), - - dump_register(DEPCMD(0)), - dump_register(DEPCMD(1)), - dump_register(DEPCMD(2)), - dump_register(DEPCMD(3)), - dump_register(DEPCMD(4)), - dump_register(DEPCMD(5)), - dump_register(DEPCMD(6)), - dump_register(DEPCMD(7)), - dump_register(DEPCMD(8)), - dump_register(DEPCMD(9)), - dump_register(DEPCMD(10)), - dump_register(DEPCMD(11)), - dump_register(DEPCMD(12)), - dump_register(DEPCMD(13)), - dump_register(DEPCMD(14)), - dump_register(DEPCMD(15)), - dump_register(DEPCMD(16)), - dump_register(DEPCMD(17)), - dump_register(DEPCMD(18)), - dump_register(DEPCMD(19)), - dump_register(DEPCMD(20)), - dump_register(DEPCMD(21)), - dump_register(DEPCMD(22)), - dump_register(DEPCMD(23)), - dump_register(DEPCMD(24)), - dump_register(DEPCMD(25)), - dump_register(DEPCMD(26)), - dump_register(DEPCMD(27)), - dump_register(DEPCMD(28)), - dump_register(DEPCMD(29)), - dump_register(DEPCMD(30)), - dump_register(DEPCMD(31)), + dump_ep_register_set(0), + dump_ep_register_set(1), + dump_ep_register_set(2), + dump_ep_register_set(3), + dump_ep_register_set(4), + dump_ep_register_set(5), + dump_ep_register_set(6), + dump_ep_register_set(7), + dump_ep_register_set(8), + dump_ep_register_set(9), + dump_ep_register_set(10), + dump_ep_register_set(11), + dump_ep_register_set(12), + dump_ep_register_set(13), + dump_ep_register_set(14), + dump_ep_register_set(15), + dump_ep_register_set(16), + dump_ep_register_set(17), + dump_ep_register_set(18), + dump_ep_register_set(19), + dump_ep_register_set(20), + dump_ep_register_set(21), + dump_ep_register_set(22), + dump_ep_register_set(23), + dump_ep_register_set(24), + dump_ep_register_set(25), + dump_ep_register_set(26), + dump_ep_register_set(27), + dump_ep_register_set(28), + dump_ep_register_set(29), + dump_ep_register_set(30), + dump_ep_register_set(31), dump_register(OCFG), dump_register(OCTL), @@ -939,7 +863,7 @@ void dwc3_debugfs_init(struct dwc3 *dwc) dwc->regset->regs = dwc3_regs; dwc->regset->nregs = ARRAY_SIZE(dwc3_regs); - dwc->regset->base = dwc->regs; + dwc->regset->base = dwc->regs - DWC3_GLOBALS_REGS_START; file = debugfs_create_regset32("regdump", S_IRUGO, root, dwc->regset); if (!file) diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c index e08150a..3103a8f 100644 --- a/drivers/usb/dwc3/ep0.c +++ b/drivers/usb/dwc3/ep0.c @@ -106,9 +106,7 @@ static int dwc3_ep0_start_trans(struct dwc3 *dwc, u8 epnum, dma_addr_t buf_dma, } dep->flags |= DWC3_EP_BUSY; - dep->resource_index = dwc3_gadget_ep_get_transfer_index(dwc, - dep->number); - + dep->resource_index = dwc3_gadget_ep_get_transfer_index(dep); dwc->ep0_next_event = DWC3_EP0_COMPLETE; return 0; diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 5225f0e..7ba4287 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -248,8 +248,6 @@ int dwc3_send_gadget_ep_cmd(struct dwc3_ep *dep, unsigned cmd, int susphy = false; int ret = -EINVAL; - unsigned ep = dep->number; - trace_dwc3_gadget_ep_cmd(dep, cmd, params); /* @@ -281,13 +279,13 @@ int dwc3_send_gadget_ep_cmd(struct dwc3_ep *dep, unsigned cmd, } } - dwc3_writel(dwc->regs, DWC3_DEPCMDPAR0(ep), params->param0); - dwc3_writel(dwc->regs, DWC3_DEPCMDPAR1(ep), params->param1); - dwc3_writel(dwc->regs, DWC3_DEPCMDPAR2(ep), params->param2); + dwc3_writel(dep->regs, DWC3_DEPCMDPAR0, params->param0); + dwc3_writel(dep->regs, DWC3_DEPCMDPAR1, params->param1); + dwc3_writel(dep->regs, DWC3_DEPCMDPAR2, params->param2); - dwc3_writel(dwc->regs, DWC3_DEPCMD(ep), cmd | DWC3_DEPCMD_CMDACT); + dwc3_writel(dep->regs, DWC3_DEPCMD, cmd | DWC3_DEPCMD_CMDACT); do { - reg = dwc3_readl(dwc->regs, DWC3_DEPCMD(ep)); + reg = dwc3_readl(dep->regs, DWC3_DEPCMD); if (!(reg & DWC3_DEPCMD_CMDACT)) { int cmd_status = DWC3_DEPCMD_STATUS(reg); @@ -1025,8 +1023,7 @@ static int __dwc3_gadget_kick_transfer(struct dwc3_ep *dep, u16 cmd_param) dep->flags |= DWC3_EP_BUSY; if (starting) { - dep->resource_index = dwc3_gadget_ep_get_transfer_index(dwc, - dep->number); + dep->resource_index = dwc3_gadget_ep_get_transfer_index(dep); WARN_ON_ONCE(!dep->resource_index); } @@ -1830,6 +1827,7 @@ static int dwc3_gadget_init_hw_endpoints(struct dwc3 *dwc, dep->dwc = dwc; dep->number = epnum; dep->direction = !!direction; + dep->regs = dwc->regs + DWC3_DEP_BASE(epnum); dwc->eps[epnum] = dep; snprintf(dep->name, sizeof(dep->name), "ep%d%s", epnum >> 1, diff --git a/drivers/usb/dwc3/gadget.h b/drivers/usb/dwc3/gadget.h index f21c0fc..e4a1d97 100644 --- a/drivers/usb/dwc3/gadget.h +++ b/drivers/usb/dwc3/gadget.h @@ -95,11 +95,11 @@ int __dwc3_gadget_ep_set_halt(struct dwc3_ep *dep, int value, int protocol); * * Caller should take care of locking */ -static inline u32 dwc3_gadget_ep_get_transfer_index(struct dwc3 *dwc, u8 number) +static inline u32 dwc3_gadget_ep_get_transfer_index(struct dwc3_ep *dep) { u32 res_id; - res_id = dwc3_readl(dwc->regs, DWC3_DEPCMD(number)); + res_id = dwc3_readl(dep->regs, DWC3_DEPCMD); return DWC3_DEPCMD_GET_RSC_IDX(res_id); } diff --git a/drivers/usb/dwc3/io.h b/drivers/usb/dwc3/io.h index 6a79c8e6..a06f9a8 100644 --- a/drivers/usb/dwc3/io.h +++ b/drivers/usb/dwc3/io.h @@ -26,7 +26,6 @@ static inline u32 dwc3_readl(void __iomem *base, u32 offset) { - u32 offs = offset - DWC3_GLOBALS_REGS_START; u32 value; /* @@ -34,7 +33,7 @@ static inline u32 dwc3_readl(void __iomem *base, u32 offset) * space, see dwc3_probe in core.c. * However, the offsets are given starting from xHCI address space. */ - value = readl(base + offs); + value = readl(base + offset - DWC3_GLOBALS_REGS_START); /* * When tracing we want to make it easy to find the correct address on @@ -49,14 +48,12 @@ static inline u32 dwc3_readl(void __iomem *base, u32 offset) static inline void dwc3_writel(void __iomem *base, u32 offset, u32 value) { - u32 offs = offset - DWC3_GLOBALS_REGS_START; - /* * We requested the mem region starting from the Globals address * space, see dwc3_probe in core.c. * However, the offsets are given starting from xHCI address space. */ - writel(value, base + offs); + writel(value, base + offset - DWC3_GLOBALS_REGS_START); /* * When tracing we want to make it easy to find the correct address on |
