diff options
Diffstat (limited to 'drivers/usb/cdns3/debug.h')
| -rw-r--r-- | drivers/usb/cdns3/debug.h | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/drivers/usb/cdns3/debug.h b/drivers/usb/cdns3/debug.h deleted file mode 100644 index 65c3d8a6cd62..000000000000 --- a/drivers/usb/cdns3/debug.h +++ /dev/null @@ -1,173 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * Cadence USBSS DRD Driver. - * Debug header file. - * - * Copyright (C) 2018-2019 Cadence. - * - * Author: Pawel Laszczak <pawell@cadence.com> - */ -#ifndef __LINUX_CDNS3_DEBUG -#define __LINUX_CDNS3_DEBUG - -#include "core.h" - -static inline char *cdns3_decode_usb_irq(char *str, - enum usb_device_speed speed, - u32 usb_ists) -{ - int ret; - - ret = sprintf(str, "IRQ %08x = ", usb_ists); - - if (usb_ists & (USB_ISTS_CON2I | USB_ISTS_CONI)) { - ret += sprintf(str + ret, "Connection %s\n", - usb_speed_string(speed)); - } - if (usb_ists & USB_ISTS_DIS2I || usb_ists & USB_ISTS_DISI) - ret += sprintf(str + ret, "Disconnection "); - if (usb_ists & USB_ISTS_L2ENTI) - ret += sprintf(str + ret, "suspended "); - if (usb_ists & USB_ISTS_L1ENTI) - ret += sprintf(str + ret, "L1 enter "); - if (usb_ists & USB_ISTS_L1EXTI) - ret += sprintf(str + ret, "L1 exit "); - if (usb_ists & USB_ISTS_L2ENTI) - ret += sprintf(str + ret, "L2 enter "); - if (usb_ists & USB_ISTS_L2EXTI) - ret += sprintf(str + ret, "L2 exit "); - if (usb_ists & USB_ISTS_U3EXTI) - ret += sprintf(str + ret, "U3 exit "); - if (usb_ists & USB_ISTS_UWRESI) - ret += sprintf(str + ret, "Warm Reset "); - if (usb_ists & USB_ISTS_UHRESI) - ret += sprintf(str + ret, "Hot Reset "); - if (usb_ists & USB_ISTS_U2RESI) - ret += sprintf(str + ret, "Reset"); - - return str; -} - -static inline char *cdns3_decode_ep_irq(char *str, - u32 ep_sts, - const char *ep_name) -{ - int ret; - - ret = sprintf(str, "IRQ for %s: %08x ", ep_name, ep_sts); - - if (ep_sts & EP_STS_SETUP) - ret += sprintf(str + ret, "SETUP "); - if (ep_sts & EP_STS_IOC) - ret += sprintf(str + ret, "IOC "); - if (ep_sts & EP_STS_ISP) - ret += sprintf(str + ret, "ISP "); - if (ep_sts & EP_STS_DESCMIS) - ret += sprintf(str + ret, "DESCMIS "); - if (ep_sts & EP_STS_STREAMR) - ret += sprintf(str + ret, "STREAMR "); - if (ep_sts & EP_STS_MD_EXIT) - ret += sprintf(str + ret, "MD_EXIT "); - if (ep_sts & EP_STS_TRBERR) - ret += sprintf(str + ret, "TRBERR "); - if (ep_sts & EP_STS_NRDY) - ret += sprintf(str + ret, "NRDY "); - if (ep_sts & EP_STS_PRIME) - ret += sprintf(str + ret, "PRIME "); - if (ep_sts & EP_STS_SIDERR) - ret += sprintf(str + ret, "SIDERRT "); - if (ep_sts & EP_STS_OUTSMM) - ret += sprintf(str + ret, "OUTSMM "); - if (ep_sts & EP_STS_ISOERR) - ret += sprintf(str + ret, "ISOERR "); - if (ep_sts & EP_STS_IOT) - ret += sprintf(str + ret, "IOT "); - - return str; -} - -static inline char *cdns3_decode_epx_irq(char *str, - char *ep_name, - u32 ep_sts) -{ - return cdns3_decode_ep_irq(str, ep_sts, ep_name); -} - -static inline char *cdns3_decode_ep0_irq(char *str, - int dir, - u32 ep_sts) -{ - return cdns3_decode_ep_irq(str, ep_sts, - dir ? "ep0IN" : "ep0OUT"); -} - -/** - * Debug a transfer ring. - * - * Prints out all TRBs in the endpoint ring, even those after the Link TRB. - *. - */ -static inline char *cdns3_dbg_ring(struct cdns3_endpoint *priv_ep, - struct cdns3_trb *ring, char *str) -{ - dma_addr_t addr = priv_ep->trb_pool_dma; - struct cdns3_trb *trb; - int trb_per_sector; - int ret = 0; - int i; - - trb_per_sector = GET_TRBS_PER_SEGMENT(priv_ep->type); - - trb = &priv_ep->trb_pool[priv_ep->dequeue]; - ret += sprintf(str + ret, "\n\t\tRing contents for %s:", priv_ep->name); - - ret += sprintf(str + ret, - "\n\t\tRing deq index: %d, trb: %p (virt), 0x%llx (dma)\n", - priv_ep->dequeue, trb, - (unsigned long long)cdns3_trb_virt_to_dma(priv_ep, trb)); - - trb = &priv_ep->trb_pool[priv_ep->enqueue]; - ret += sprintf(str + ret, - "\t\tRing enq index: %d, trb: %p (virt), 0x%llx (dma)\n", - priv_ep->enqueue, trb, - (unsigned long long)cdns3_trb_virt_to_dma(priv_ep, trb)); - - ret += sprintf(str + ret, - "\t\tfree trbs: %d, CCS=%d, PCS=%d\n", - priv_ep->free_trbs, priv_ep->ccs, priv_ep->pcs); - - if (trb_per_sector > TRBS_PER_SEGMENT) - trb_per_sector = TRBS_PER_SEGMENT; - - if (trb_per_sector > TRBS_PER_SEGMENT) { - sprintf(str + ret, "\t\tTo big transfer ring %d\n", - trb_per_sector); - return str; - } - - for (i = 0; i < trb_per_sector; ++i) { - trb = &ring[i]; - ret += sprintf(str + ret, - "\t\t@%pad %08x %08x %08x\n", &addr, - le32_to_cpu(trb->buffer), - le32_to_cpu(trb->length), - le32_to_cpu(trb->control)); - addr += sizeof(*trb); - } - - return str; -} - -void cdns3_dbg(struct cdns3_device *priv_dev, const char *fmt, ...); - -#ifdef CONFIG_DEBUG_FS -void cdns3_debugfs_init(struct cdns3 *cdns); -void cdns3_debugfs_exit(struct cdns3 *cdns); -#else -void cdns3_debugfs_init(struct cdns3 *cdns); -{ } -void cdns3_debugfs_exit(struct cdns3 *cdns); -{ } -#endif - -#endif /*__LINUX_CDNS3_DEBUG*/ |