| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Thomas Dahlmann | 1547 | 85.94% | 1 | 9.09% |
| Raviteja Garimella | 239 | 13.28% | 3 | 27.27% |
| Felipe Balbi | 7 | 0.39% | 1 | 9.09% |
| Romain Perier | 2 | 0.11% | 1 | 9.09% |
| Lucas De Marchi | 1 | 0.06% | 1 | 9.09% |
| Sudip Mukherjee | 1 | 0.06% | 1 | 9.09% |
| Alexandre Belloni | 1 | 0.06% | 1 | 9.09% |
| Alexander A. Klimov | 1 | 0.06% | 1 | 9.09% |
| Greg Kroah-Hartman | 1 | 0.06% | 1 | 9.09% |
| Total | 1800 | 11 |
// SPDX-License-Identifier: GPL-2.0+ /* * amd5536.h -- header for AMD 5536 UDC high/full speed USB device controller * * Copyright (C) 2007 AMD (https://www.amd.com) * Author: Thomas Dahlmann */ #ifndef AMD5536UDC_H #define AMD5536UDC_H /* debug control */ /* #define UDC_VERBOSE */ #include <linux/extcon.h> #include <linux/usb/ch9.h> #include <linux/usb/gadget.h> /* various constants */ #define UDC_RDE_TIMER_SECONDS 1 #define UDC_RDE_TIMER_DIV 10 #define UDC_POLLSTALL_TIMER_USECONDS 500 /* Hs AMD5536 chip rev. */ #define UDC_HSA0_REV 1 #define UDC_HSB1_REV 2 /* Broadcom chip rev. */ #define UDC_BCM_REV 10 /* * SETUP usb commands * needed, because some SETUP's are handled in hw, but must be passed to * gadget driver above * SET_CONFIG */ #define UDC_SETCONFIG_DWORD0 0x00000900 #define UDC_SETCONFIG_DWORD0_VALUE_MASK 0xffff0000 #define UDC_SETCONFIG_DWORD0_VALUE_OFS 16 #define UDC_SETCONFIG_DWORD1 0x00000000 /* SET_INTERFACE */ #define UDC_SETINTF_DWORD0 0x00000b00 #define UDC_SETINTF_DWORD0_ALT_MASK 0xffff0000 #define UDC_SETINTF_DWORD0_ALT_OFS 16 #define UDC_SETINTF_DWORD1 0x00000000 #define UDC_SETINTF_DWORD1_INTF_MASK 0x0000ffff #define UDC_SETINTF_DWORD1_INTF_OFS 0 /* Mass storage reset */ #define UDC_MSCRES_DWORD0 0x0000ff21 #define UDC_MSCRES_DWORD1 0x00000000 /* Global CSR's -------------------------------------------------------------*/ #define UDC_CSR_ADDR 0x500 /* EP NE bits */ /* EP number */ #define UDC_CSR_NE_NUM_MASK 0x0000000f #define UDC_CSR_NE_NUM_OFS 0 /* EP direction */ #define UDC_CSR_NE_DIR_MASK 0x00000010 #define UDC_CSR_NE_DIR_OFS 4 /* EP type */ #define UDC_CSR_NE_TYPE_MASK 0x00000060 #define UDC_CSR_NE_TYPE_OFS 5 /* EP config number */ #define UDC_CSR_NE_CFG_MASK 0x00000780 #define UDC_CSR_NE_CFG_OFS 7 /* EP interface number */ #define UDC_CSR_NE_INTF_MASK 0x00007800 #define UDC_CSR_NE_INTF_OFS 11 /* EP alt setting */ #define UDC_CSR_NE_ALT_MASK 0x00078000 #define UDC_CSR_NE_ALT_OFS 15 /* max pkt */ #define UDC_CSR_NE_MAX_PKT_MASK 0x3ff80000 #define UDC_CSR_NE_MAX_PKT_OFS 19 /* Device Config Register ---------------------------------------------------*/ #define UDC_DEVCFG_ADDR 0x400 #define UDC_DEVCFG_SOFTRESET 31 #define UDC_DEVCFG_HNPSFEN 30 #define UDC_DEVCFG_DMARST 29 #define UDC_DEVCFG_SET_DESC 18 #define UDC_DEVCFG_CSR_PRG 17 #define UDC_DEVCFG_STATUS 7 #define UDC_DEVCFG_DIR 6 #define UDC_DEVCFG_PI 5 #define UDC_DEVCFG_SS 4 #define UDC_DEVCFG_SP 3 #define UDC_DEVCFG_RWKP 2 #define UDC_DEVCFG_SPD_MASK 0x3 #define UDC_DEVCFG_SPD_OFS 0 #define UDC_DEVCFG_SPD_HS 0x0 #define UDC_DEVCFG_SPD_FS 0x1 #define UDC_DEVCFG_SPD_LS 0x2 /*#define UDC_DEVCFG_SPD_FS 0x3*/ /* Device Control Register --------------------------------------------------*/ #define UDC_DEVCTL_ADDR 0x404 #define UDC_DEVCTL_THLEN_MASK 0xff000000 #define UDC_DEVCTL_THLEN_OFS 24 #define UDC_DEVCTL_BRLEN_MASK 0x00ff0000 #define UDC_DEVCTL_BRLEN_OFS 16 #define UDC_DEVCTL_SRX_FLUSH 14 #define UDC_DEVCTL_CSR_DONE 13 #define UDC_DEVCTL_DEVNAK 12 #define UDC_DEVCTL_SD 10 #define UDC_DEVCTL_MODE 9 #define UDC_DEVCTL_BREN 8 #define UDC_DEVCTL_THE 7 #define UDC_DEVCTL_BF 6 #define UDC_DEVCTL_BE 5 #define UDC_DEVCTL_DU 4 #define UDC_DEVCTL_TDE 3 #define UDC_DEVCTL_RDE 2 #define UDC_DEVCTL_RES 0 /* Device Status Register ---------------------------------------------------*/ #define UDC_DEVSTS_ADDR 0x408 #define UDC_DEVSTS_TS_MASK 0xfffc0000 #define UDC_DEVSTS_TS_OFS 18 #define UDC_DEVSTS_SESSVLD 17 #define UDC_DEVSTS_PHY_ERROR 16 #define UDC_DEVSTS_RXFIFO_EMPTY 15 #define UDC_DEVSTS_ENUM_SPEED_MASK 0x00006000 #define UDC_DEVSTS_ENUM_SPEED_OFS 13 #define UDC_DEVSTS_ENUM_SPEED_FULL 1 #define UDC_DEVSTS_ENUM_SPEED_HIGH 0 #define UDC_DEVSTS_SUSP 12 #define UDC_DEVSTS_ALT_MASK 0x00000f00 #define UDC_DEVSTS_ALT_OFS 8 #define UDC_DEVSTS_INTF_MASK 0x000000f0 #define UDC_DEVSTS_INTF_OFS 4 #define UDC_DEVSTS_CFG_MASK 0x0000000f #define UDC_DEVSTS_CFG_OFS 0 /* Device Interrupt Register ------------------------------------------------*/ #define UDC_DEVINT_ADDR 0x40c #define UDC_DEVINT_SVC 7 #define UDC_DEVINT_ENUM 6 #define UDC_DEVINT_SOF 5 #define UDC_DEVINT_US 4 #define UDC_DEVINT_UR 3 #define UDC_DEVINT_ES 2 #define UDC_DEVINT_SI 1 #define UDC_DEVINT_SC 0 /* Device Interrupt Mask Register -------------------------------------------*/ #define UDC_DEVINT_MSK_ADDR 0x410 #define UDC_DEVINT_MSK 0x7f /* Endpoint Interrupt Register ----------------------------------------------*/ #define UDC_EPINT_ADDR 0x414 #define UDC_EPINT_OUT_MASK 0xffff0000 #define UDC_EPINT_OUT_OFS 16 #define UDC_EPINT_IN_MASK 0x0000ffff #define UDC_EPINT_IN_OFS 0 #define UDC_EPINT_IN_EP0 0 #define UDC_EPINT_IN_EP1 1 #define UDC_EPINT_IN_EP2 2 #define UDC_EPINT_IN_EP3 3 #define UDC_EPINT_OUT_EP0 16 #define UDC_EPINT_OUT_EP1 17 #define UDC_EPINT_OUT_EP2 18 #define UDC_EPINT_OUT_EP3 19 #define UDC_EPINT_EP0_ENABLE_MSK 0x001e001e /* Endpoint Interrupt Mask Register -----------------------------------------*/ #define UDC_EPINT_MSK_ADDR 0x418 #define UDC_EPINT_OUT_MSK_MASK 0xffff0000 #define UDC_EPINT_OUT_MSK_OFS 16 #define UDC_EPINT_IN_MSK_MASK 0x0000ffff #define UDC_EPINT_IN_MSK_OFS 0 #define UDC_EPINT_MSK_DISABLE_ALL 0xffffffff /* mask non-EP0 endpoints */ #define UDC_EPDATAINT_MSK_DISABLE 0xfffefffe /* mask all dev interrupts */ #define UDC_DEV_MSK_DISABLE 0x7f /* Endpoint-specific CSR's --------------------------------------------------*/ #define UDC_EPREGS_ADDR 0x0 #define UDC_EPIN_REGS_ADDR 0x0 #define UDC_EPOUT_REGS_ADDR 0x200 #define UDC_EPCTL_ADDR 0x0 #define UDC_EPCTL_RRDY 9 #define UDC_EPCTL_CNAK 8 #define UDC_EPCTL_SNAK 7 #define UDC_EPCTL_NAK 6 #define UDC_EPCTL_ET_MASK 0x00000030 #define UDC_EPCTL_ET_OFS 4 #define UDC_EPCTL_ET_CONTROL 0 #define UDC_EPCTL_ET_ISO 1 #define UDC_EPCTL_ET_BULK 2 #define UDC_EPCTL_ET_INTERRUPT 3 #define UDC_EPCTL_P 3 #define UDC_EPCTL_SN 2 #define UDC_EPCTL_F 1 #define UDC_EPCTL_S 0 /* Endpoint Status Registers ------------------------------------------------*/ #define UDC_EPSTS_ADDR 0x4 #define UDC_EPSTS_RX_PKT_SIZE_MASK 0x007ff800 #define UDC_EPSTS_RX_PKT_SIZE_OFS 11 #define UDC_EPSTS_TDC 10 #define UDC_EPSTS_HE 9 #define UDC_EPSTS_BNA 7 #define UDC_EPSTS_IN 6 #define UDC_EPSTS_OUT_MASK 0x00000030 #define UDC_EPSTS_OUT_OFS 4 #define UDC_EPSTS_OUT_DATA 1 #define UDC_EPSTS_OUT_DATA_CLEAR 0x10 #define UDC_EPSTS_OUT_SETUP 2 #define UDC_EPSTS_OUT_SETUP_CLEAR 0x20 #define UDC_EPSTS_OUT_CLEAR 0x30 /* Endpoint Buffer Size IN/ Receive Packet Frame Number OUT Registers ------*/ #define UDC_EPIN_BUFF_SIZE_ADDR 0x8 #define UDC_EPOUT_FRAME_NUMBER_ADDR 0x8 #define UDC_EPIN_BUFF_SIZE_MASK 0x0000ffff #define UDC_EPIN_BUFF_SIZE_OFS 0 /* EP0in txfifo = 128 bytes*/ #define UDC_EPIN0_BUFF_SIZE 32 /* EP0in fullspeed txfifo = 128 bytes*/ #define UDC_FS_EPIN0_BUFF_SIZE 32 /* fifo size mult = fifo size / max packet */ #define UDC_EPIN_BUFF_SIZE_MULT 2 /* EPin data fifo size = 1024 bytes DOUBLE BUFFERING */ #define UDC_EPIN_BUFF_SIZE 256 /* EPin small INT data fifo size = 128 bytes */ #define UDC_EPIN_SMALLINT_BUFF_SIZE 32 /* EPin fullspeed data fifo size = 128 bytes DOUBLE BUFFERING */ #define UDC_FS_EPIN_BUFF_SIZE 32 #define UDC_EPOUT_FRAME_NUMBER_MASK 0x0000ffff #define UDC_EPOUT_FRAME_NUMBER_OFS 0 /* Endpoint Buffer Size OUT/Max Packet Size Registers -----------------------*/ #define UDC_EPOUT_BUFF_SIZE_ADDR 0x0c #define UDC_EP_MAX_PKT_SIZE_ADDR 0x0c #define UDC_EPOUT_BUFF_SIZE_MASK 0xffff0000 #define UDC_EPOUT_BUFF_SIZE_OFS 16 #define UDC_EP_MAX_PKT_SIZE_MASK 0x0000ffff #define UDC_EP_MAX_PKT_SIZE_OFS 0 /* EP0in max packet size = 64 bytes */ #define UDC_EP0IN_MAX_PKT_SIZE 64 /* EP0out max packet size = 64 bytes */ #define UDC_EP0OUT_MAX_PKT_SIZE 64 /* EP0in fullspeed max packet size = 64 bytes */ #define UDC_FS_EP0IN_MAX_PKT_SIZE 64 /* EP0out fullspeed max packet size = 64 bytes */ #define UDC_FS_EP0OUT_MAX_PKT_SIZE 64 /* * Endpoint dma descriptors ------------------------------------------------ * * Setup data, Status dword */ #define UDC_DMA_STP_STS_CFG_MASK 0x0fff0000 #define UDC_DMA_STP_STS_CFG_OFS 16 #define UDC_DMA_STP_STS_CFG_ALT_MASK 0x000f0000 #define UDC_DMA_STP_STS_CFG_ALT_OFS 16 #define UDC_DMA_STP_STS_CFG_INTF_MASK 0x00f00000 #define UDC_DMA_STP_STS_CFG_INTF_OFS 20 #define UDC_DMA_STP_STS_CFG_NUM_MASK 0x0f000000 #define UDC_DMA_STP_STS_CFG_NUM_OFS 24 #define UDC_DMA_STP_STS_RX_MASK 0x30000000 #define UDC_DMA_STP_STS_RX_OFS 28 #define UDC_DMA_STP_STS_BS_MASK 0xc0000000 #define UDC_DMA_STP_STS_BS_OFS 30 #define UDC_DMA_STP_STS_BS_HOST_READY 0 #define UDC_DMA_STP_STS_BS_DMA_BUSY 1 #define UDC_DMA_STP_STS_BS_DMA_DONE 2 #define UDC_DMA_STP_STS_BS_HOST_BUSY 3 /* IN data, Status dword */ #define UDC_DMA_IN_STS_TXBYTES_MASK 0x0000ffff #define UDC_DMA_IN_STS_TXBYTES_OFS 0 #define UDC_DMA_IN_STS_FRAMENUM_MASK 0x07ff0000 #define UDC_DMA_IN_STS_FRAMENUM_OFS 0 #define UDC_DMA_IN_STS_L 27 #define UDC_DMA_IN_STS_TX_MASK 0x30000000 #define UDC_DMA_IN_STS_TX_OFS 28 #define UDC_DMA_IN_STS_BS_MASK 0xc0000000 #define UDC_DMA_IN_STS_BS_OFS 30 #define UDC_DMA_IN_STS_BS_HOST_READY 0 #define UDC_DMA_IN_STS_BS_DMA_BUSY 1 #define UDC_DMA_IN_STS_BS_DMA_DONE 2 #define UDC_DMA_IN_STS_BS_HOST_BUSY 3 /* OUT data, Status dword */ #define UDC_DMA_OUT_STS_RXBYTES_MASK 0x0000ffff #define UDC_DMA_OUT_STS_RXBYTES_OFS 0 #define UDC_DMA_OUT_STS_FRAMENUM_MASK 0x07ff0000 #define UDC_DMA_OUT_STS_FRAMENUM_OFS 0 #define UDC_DMA_OUT_STS_L 27 #define UDC_DMA_OUT_STS_RX_MASK 0x30000000 #define UDC_DMA_OUT_STS_RX_OFS 28 #define UDC_DMA_OUT_STS_BS_MASK 0xc0000000 #define UDC_DMA_OUT_STS_BS_OFS 30 #define UDC_DMA_OUT_STS_BS_HOST_READY 0 #define UDC_DMA_OUT_STS_BS_DMA_BUSY 1 #define UDC_DMA_OUT_STS_BS_DMA_DONE 2 #define UDC_DMA_OUT_STS_BS_HOST_BUSY 3 /* max ep0in packet */ #define UDC_EP0IN_MAXPACKET 1000 /* max dma packet */ #define UDC_DMA_MAXPACKET 65536 /* un-usable DMA address */ #define DMA_DONT_USE (~(dma_addr_t) 0 ) /* other Endpoint register addresses and values-----------------------------*/ #define UDC_EP_SUBPTR_ADDR 0x10 #define UDC_EP_DESPTR_ADDR 0x14 #define UDC_EP_WRITE_CONFIRM_ADDR 0x1c /* EP number as layouted in AHB space */ #define UDC_EP_NUM 32 #define UDC_EPIN_NUM 16 #define UDC_EPIN_NUM_USED 5 #define UDC_EPOUT_NUM 16 /* EP number of EP's really used = EP0 + 8 data EP's */ #define UDC_USED_EP_NUM 9 /* UDC CSR regs are aligned but AHB regs not - offset for OUT EP's */ #define UDC_CSR_EP_OUT_IX_OFS 12 #define UDC_EP0OUT_IX 16 #define UDC_EP0IN_IX 0 /* Rx fifo address and size = 1k -------------------------------------------*/ #define UDC_RXFIFO_ADDR 0x800 #define UDC_RXFIFO_SIZE 0x400 /* Tx fifo address and size = 1.5k -----------------------------------------*/ #define UDC_TXFIFO_ADDR 0xc00 #define UDC_TXFIFO_SIZE 0x600 /* default data endpoints --------------------------------------------------*/ #define UDC_EPIN_STATUS_IX 1 #define UDC_EPIN_IX 2 #define UDC_EPOUT_IX 18 /* general constants -------------------------------------------------------*/ #define UDC_DWORD_BYTES 4 #define UDC_BITS_PER_BYTE_SHIFT 3 #define UDC_BYTE_MASK 0xff #define UDC_BITS_PER_BYTE 8 /*---------------------------------------------------------------------------*/ /* UDC CSR's */ struct udc_csrs { /* sca - setup command address */ u32 sca; /* ep ne's */ u32 ne[UDC_USED_EP_NUM]; } __attribute__ ((packed)); /* AHB subsystem CSR registers */ struct udc_regs { /* device configuration */ u32 cfg; /* device control */ u32 ctl; /* device status */ u32 sts; /* device interrupt */ u32 irqsts; /* device interrupt mask */ u32 irqmsk; /* endpoint interrupt */ u32 ep_irqsts; /* endpoint interrupt mask */ u32 ep_irqmsk; } __attribute__ ((packed)); /* endpoint specific registers */ struct udc_ep_regs { /* endpoint control */ u32 ctl; /* endpoint status */ u32 sts; /* endpoint buffer size in/ receive packet frame number out */ u32 bufin_framenum; /* endpoint buffer size out/max packet size */ u32 bufout_maxpkt; /* endpoint setup buffer pointer */ u32 subptr; /* endpoint data descriptor pointer */ u32 desptr; /* reserved */ u32 reserved; /* write/read confirmation */ u32 confirm; } __attribute__ ((packed)); /* control data DMA desc */ struct udc_stp_dma { /* status quadlet */ u32 status; /* reserved */ u32 _reserved; /* first setup word */ u32 data12; /* second setup word */ u32 data34; } __attribute__ ((aligned (16))); /* normal data DMA desc */ struct udc_data_dma { /* status quadlet */ u32 status; /* reserved */ u32 _reserved; /* buffer pointer */ u32 bufptr; /* next descriptor pointer */ u32 next; } __attribute__ ((aligned (16))); /* request packet */ struct udc_request { /* embedded gadget ep */ struct usb_request req; /* flags */ unsigned dma_going : 1, dma_done : 1; /* phys. address */ dma_addr_t td_phys; /* first dma desc. of chain */ struct udc_data_dma *td_data; /* last dma desc. of chain */ struct udc_data_dma *td_data_last; struct list_head queue; /* chain length */ unsigned chain_len; }; /* UDC specific endpoint parameters */ struct udc_ep { struct usb_ep ep; struct udc_ep_regs __iomem *regs; u32 __iomem *txfifo; u32 __iomem *dma; dma_addr_t td_phys; dma_addr_t td_stp_dma; struct udc_stp_dma *td_stp; struct udc_data_dma *td; /* temp request */ struct udc_request *req; unsigned req_used; unsigned req_completed; /* dummy DMA desc for BNA dummy */ struct udc_request *bna_dummy_req; unsigned bna_occurred; /* NAK state */ unsigned naking; struct udc *dev; /* queue for requests */ struct list_head queue; unsigned halted; unsigned cancel_transfer; unsigned num : 5, fifo_depth : 14, in : 1; }; /* device struct */ struct udc { struct usb_gadget gadget; spinlock_t lock; /* protects all state */ /* all endpoints */ struct udc_ep ep[UDC_EP_NUM]; struct usb_gadget_driver *driver; /* operational flags */ unsigned stall_ep0in : 1, waiting_zlp_ack_ep0in : 1, set_cfg_not_acked : 1, data_ep_enabled : 1, data_ep_queued : 1, sys_suspended : 1, connected; u16 chiprev; /* registers */ struct pci_dev *pdev; struct udc_csrs __iomem *csr; struct udc_regs __iomem *regs; struct udc_ep_regs __iomem *ep_regs; u32 __iomem *rxfifo; u32 __iomem *txfifo; /* DMA desc pools */ struct dma_pool *data_requests; struct dma_pool *stp_requests; /* device data */ unsigned long phys_addr; void __iomem *virt_addr; unsigned irq; /* states */ u16 cur_config; u16 cur_intf; u16 cur_alt; /* for platform device and extcon support */ struct device *dev; struct phy *udc_phy; struct extcon_dev *edev; struct extcon_specific_cable_nb extcon_nb; struct notifier_block nb; struct delayed_work drd_work; struct workqueue_struct *drd_wq; u32 conn_type; }; #define to_amd5536_udc(g) (container_of((g), struct udc, gadget)) /* setup request data */ union udc_setup_data { u32 data[2]; struct usb_ctrlrequest request; }; /* Function declarations */ int udc_enable_dev_setup_interrupts(struct udc *dev); int udc_mask_unused_interrupts(struct udc *dev); irqreturn_t udc_irq(int irq, void *pdev); void gadget_release(struct device *pdev); void empty_req_queue(struct udc_ep *ep); void udc_basic_init(struct udc *dev); void free_dma_pools(struct udc *dev); int init_dma_pools(struct udc *dev); void udc_remove(struct udc *dev); int udc_probe(struct udc *dev); /* DMA usage flag */ static bool use_dma = 1; /* packet per buffer dma */ static bool use_dma_ppb = 1; /* with per descr. update */ static bool use_dma_ppb_du; /* full speed only mode */ static bool use_fullspeed; /* module parameters */ module_param(use_dma, bool, S_IRUGO); MODULE_PARM_DESC(use_dma, "true for DMA"); module_param(use_dma_ppb, bool, S_IRUGO); MODULE_PARM_DESC(use_dma_ppb, "true for DMA in packet per buffer mode"); module_param(use_dma_ppb_du, bool, S_IRUGO); MODULE_PARM_DESC(use_dma_ppb_du, "true for DMA in packet per buffer mode with descriptor update"); module_param(use_fullspeed, bool, S_IRUGO); MODULE_PARM_DESC(use_fullspeed, "true for fullspeed only"); /* *--------------------------------------------------------------------------- * SET and GET bitfields in u32 values * via constants for mask/offset: * <bit_field_stub_name> is the text between * UDC_ and _MASK|_OFS of appropriate * constant * * set bitfield value in u32 u32Val */ #define AMD_ADDBITS(u32Val, bitfield_val, bitfield_stub_name) \ (((u32Val) & (((u32) ~((u32) bitfield_stub_name##_MASK)))) \ | (((bitfield_val) << ((u32) bitfield_stub_name##_OFS)) \ & ((u32) bitfield_stub_name##_MASK))) /* * set bitfield value in zero-initialized u32 u32Val * => bitfield bits in u32Val are all zero */ #define AMD_INIT_SETBITS(u32Val, bitfield_val, bitfield_stub_name) \ ((u32Val) \ | (((bitfield_val) << ((u32) bitfield_stub_name##_OFS)) \ & ((u32) bitfield_stub_name##_MASK))) /* get bitfield value from u32 u32Val */ #define AMD_GETBITS(u32Val, bitfield_stub_name) \ ((u32Val & ((u32) bitfield_stub_name##_MASK)) \ >> ((u32) bitfield_stub_name##_OFS)) /* SET and GET bits in u32 values ------------------------------------------*/ #define AMD_BIT(bit_stub_name) (1 << bit_stub_name) #define AMD_UNMASK_BIT(bit_stub_name) (~AMD_BIT(bit_stub_name)) #define AMD_CLEAR_BIT(bit_stub_name) (~AMD_BIT(bit_stub_name)) /* debug macros ------------------------------------------------------------*/ #define DBG(udc , args...) dev_dbg(udc->dev, args) #ifdef UDC_VERBOSE #define VDBG DBG #else #define VDBG(udc , args...) do {} while (0) #endif #endif /* #ifdef AMD5536UDC_H */
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