/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _BGMAC_H #define _BGMAC_H #include #include "unimac.h" #define BGMAC_DEV_CTL 0x000 #define BGMAC_DC_TSM 0x00000002 #define BGMAC_DC_CFCO 0x00000004 #define BGMAC_DC_RLSS 0x00000008 #define BGMAC_DC_MROR 0x00000010 #define BGMAC_DC_FCM_MASK 0x00000060 #define BGMAC_DC_FCM_SHIFT 5 #define BGMAC_DC_NAE 0x00000080 #define BGMAC_DC_TF 0x00000100 #define BGMAC_DC_RDS_MASK 0x00030000 #define BGMAC_DC_RDS_SHIFT 16 #define BGMAC_DC_TDS_MASK 0x000c0000 #define BGMAC_DC_TDS_SHIFT 18 #define BGMAC_DEV_STATUS 0x004 /* Configuration of the interface */ #define BGMAC_DS_RBF 0x00000001 #define BGMAC_DS_RDF 0x00000002 #define BGMAC_DS_RIF 0x00000004 #define BGMAC_DS_TBF 0x00000008 #define BGMAC_DS_TDF 0x00000010 #define BGMAC_DS_TIF 0x00000020 #define BGMAC_DS_PO 0x00000040 #define BGMAC_DS_MM_MASK 0x00000300 /* Mode of the interface */ #define BGMAC_DS_MM_SHIFT 8 #define BGMAC_BIST_STATUS 0x00c #define BGMAC_INT_STATUS 0x020 /* Interrupt status */ #define BGMAC_IS_MRO 0x00000001 #define BGMAC_IS_MTO 0x00000002 #define BGMAC_IS_TFD 0x00000004 #define BGMAC_IS_LS 0x00000008 #define BGMAC_IS_MDIO 0x00000010 #define BGMAC_IS_MR 0x00000020 #define BGMAC_IS_MT 0x00000040 #define BGMAC_IS_TO 0x00000080 #define BGMAC_IS_DESC_ERR 0x00000400 /* Descriptor error */ #define BGMAC_IS_DATA_ERR 0x00000800 /* Data error */ #define BGMAC_IS_DESC_PROT_ERR 0x00001000 /* Descriptor protocol error */ #define BGMAC_IS_RX_DESC_UNDERF 0x00002000 /* Receive descriptor underflow */ #define BGMAC_IS_RX_F_OVERF 0x00004000 /* Receive FIFO overflow */ #define BGMAC_IS_TX_F_UNDERF 0x00008000 /* Transmit FIFO underflow */ #define BGMAC_IS_RX 0x00010000 /* Interrupt for RX queue 0 */ #define BGMAC_IS_TX0 0x01000000 /* Interrupt for TX queue 0 */ #define BGMAC_IS_TX1 0x02000000 /* Interrupt for TX queue 1 */ #define BGMAC_IS_TX2 0x04000000 /* Interrupt for TX queue 2 */ #define BGMAC_IS_TX3 0x08000000 /* Interrupt for TX queue 3 */ #define BGMAC_IS_TX_MASK 0x0f000000 #define BGMAC_IS_INTMASK 0x0f01fcff #define BGMAC_IS_ERRMASK 0x0000fc00 #define BGMAC_INT_MASK 0x024 /* Interrupt mask */ #define BGMAC_GP_TIMER 0x028 #define BGMAC_INT_RECV_LAZY 0x100 #define BGMAC_IRL_TO_MASK 0x00ffffff #define BGMAC_IRL_FC_MASK 0xff000000 #define BGMAC_IRL_FC_SHIFT 24 /* Shift the number of interrupts triggered per received frame */ #define BGMAC_FLOW_CTL_THRESH 0x104 /* Flow control thresholds */ #define BGMAC_WRRTHRESH 0x108 #define BGMAC_GMAC_IDLE_CNT_THRESH 0x10c #define BGMAC_PHY_ACCESS 0x180 /* PHY access address */ #define BGMAC_PA_DATA_MASK 0x0000ffff #define BGMAC_PA_ADDR_MASK 0x001f0000 #define BGMAC_PA_ADDR_SHIFT 16 #define BGMAC_PA_REG_MASK 0x1f000000 #define BGMAC_PA_REG_SHIFT 24 #define BGMAC_PA_WRITE 0x20000000 #define BGMAC_PA_START 0x40000000 #define BGMAC_PHY_CNTL 0x188 /* PHY control address */ #define BGMAC_PC_EPA_MASK 0x0000001f #define BGMAC_PC_MCT_MASK 0x007f0000 #define BGMAC_PC_MCT_SHIFT 16 #define BGMAC_PC_MTE 0x00800000 #define BGMAC_TXQ_CTL 0x18c #define BGMAC_TXQ_CTL_DBT_MASK 0x00000fff #define BGMAC_TXQ_CTL_DBT_SHIFT 0 #define BGMAC_RXQ_CTL 0x190 #define BGMAC_RXQ_CTL_DBT_MASK 0x00000fff #define BGMAC_RXQ_CTL_DBT_SHIFT 0 #define BGMAC_RXQ_CTL_PTE 0x00001000 #define BGMAC_RXQ_CTL_MDP_MASK 0x3f000000 #define BGMAC_RXQ_CTL_MDP_SHIFT 24 #define BGMAC_GPIO_SELECT 0x194 #define BGMAC_GPIO_OUTPUT_EN 0x198 /* For 0x1e0 see BCMA_CLKCTLST. Below are BGMAC specific bits */ #define BGMAC_BCMA_CLKCTLST_MISC_PLL_REQ 0x00000100 #define BGMAC_BCMA_CLKCTLST_MISC_PLL_ST 0x01000000 #define BGMAC_HW_WAR 0x1e4 #define BGMAC_PWR_CTL 0x1e8 #define BGMAC_DMA_BASE0 0x200 /* Tx and Rx controller */ #define BGMAC_DMA_BASE1 0x240 /* Tx controller only */ #define BGMAC_DMA_BASE2 0x280 /* Tx controller only */ #define BGMAC_DMA_BASE3 0x2C0 /* Tx controller only */ #define BGMAC_TX_GOOD_OCTETS 0x300 #define BGMAC_TX_GOOD_OCTETS_HIGH 0x304 #define BGMAC_TX_GOOD_PKTS 0x308 #define BGMAC_TX_OCTETS 0x30c #define BGMAC_TX_OCTETS_HIGH 0x310 #define BGMAC_TX_PKTS 0x314 #define BGMAC_TX_BROADCAST_PKTS 0x318 #define BGMAC_TX_MULTICAST_PKTS 0x31c #define BGMAC_TX_LEN_64 0x320 #define BGMAC_TX_LEN_65_TO_127 0x324 #define BGMAC_TX_LEN_128_TO_255 0x328 #define BGMAC_TX_LEN_256_TO_511 0x32c #define BGMAC_TX_LEN_512_TO_1023 0x330 #define BGMAC_TX_LEN_1024_TO_1522 0x334 #define BGMAC_TX_LEN_1523_TO_2047 0x338 #define BGMAC_TX_LEN_2048_TO_4095 0x33c #define BGMAC_TX_LEN_4096_TO_8191 0x340 #define BGMAC_TX_LEN_8192_TO_MAX 0x344 #define BGMAC_TX_JABBER_PKTS 0x348 /* Error */ #define BGMAC_TX_OVERSIZE_PKTS 0x34c /* Error */ #define BGMAC_TX_FRAGMENT_PKTS 0x350 #define BGMAC_TX_UNDERRUNS 0x354 /* Error */ #define BGMAC_TX_TOTAL_COLS 0x358 #define BGMAC_TX_SINGLE_COLS 0x35c #define BGMAC_TX_MULTIPLE_COLS 0x360 #define BGMAC_TX_EXCESSIVE_COLS 0x364 /* Error */ #define BGMAC_TX_LATE_COLS 0x368 /* Error */ #define BGMAC_TX_DEFERED 0x36c #define BGMAC_TX_CARRIER_LOST 0x370 #define BGMAC_TX_PAUSE_PKTS 0x374 #define BGMAC_TX_UNI_PKTS 0x378 #define BGMAC_TX_Q0_PKTS 0x37c #define BGMAC_TX_Q0_OCTETS 0x380 #define BGMAC_TX_Q0_OCTETS_HIGH 0x384 #define BGMAC_TX_Q1_PKTS 0x388 #define BGMAC_TX_Q1_OCTETS 0x38c #define BGMAC_TX_Q1_OCTETS_HIGH 0x390 #define BGMAC_TX_Q2_PKTS 0x394 #define BGMAC_TX_Q2_OCTETS 0x398 #define BGMAC_TX_Q2_OCTETS_HIGH 0x39c #define BGMAC_TX_Q3_PKTS 0x3a0 #define BGMAC_TX_Q3_OCTETS 0x3a4 #define BGMAC_TX_Q3_OCTETS_HIGH 0x3a8 #define BGMAC_RX_GOOD_OCTETS 0x3b0 #define BGMAC_RX_GOOD_OCTETS_HIGH 0x3b4 #define BGMAC_RX_GOOD_PKTS 0x3b8 #define BGMAC_RX_OCTETS 0x3bc #define BGMAC_RX_OCTETS_HIGH 0x3c0 #define BGMAC_RX_PKTS 0x3c4 #define BGMAC_RX_BROADCAST_PKTS 0x3c8 #define BGMAC_RX_MULTICAST_PKTS 0x3cc #define BGMAC_RX_LEN_64 0x3d0 #define BGMAC_RX_LEN_65_TO_127 0x3d4 #define BGMAC_RX_LEN_128_TO_255 0x3d8 #define BGMAC_RX_LEN_256_TO_511 0x3dc #define BGMAC_RX_LEN_512_TO_1023 0x3e0 #define BGMAC_RX_LEN_1024_TO_1522 0x3e4 #define BGMAC_RX_LEN_1523_TO_2047 0x3e8 #define BGMAC_RX_LEN_2048_TO_4095 0x3ec #define BGMAC_RX_LEN_4096_TO_8191 0x3f0 #define BGMAC_RX_LEN_8192_TO_MAX 0x3f4 #define BGMAC_RX_JABBER_PKTS 0x3f8 /* Error */ #define BGMAC_RX_OVERSIZE_PKTS 0x3fc /* Error */ #define BGMAC_RX_FRAGMENT_PKTS 0x400 #define BGMAC_RX_MISSED_PKTS 0x404 /* Error */ #define BGMAC_RX_CRC_ALIGN_ERRS 0x408 /* Error */ #define BGMAC_RX_UNDERSIZE 0x40c /* Error */ #define BGMAC_RX_CRC_ERRS 0x410 /* Error */ #define BGMAC_RX_ALIGN_ERRS 0x414 /* Error */ #define BGMAC_RX_SYMBOL_ERRS 0x418 /* Error */ #define BGMAC_RX_PAUSE_PKTS 0x41c #define BGMAC_RX_NONPAUSE_PKTS 0x420 #define BGMAC_RX_SACHANGES 0x424 #define BGMAC_RX_UNI_PKTS 0x428 #define BGMAC_UNIMAC 0x800 /* BCMA GMAC core specific IO Control (BCMA_IOCTL) flags */ #define BGMAC_BCMA_IOCTL_SW_CLKEN 0x00000004 /* PHY Clock Enable */ #define BGMAC_BCMA_IOCTL_SW_RESET 0x00000008 /* PHY Reset */ /* The IOCTL values appear to be different in NS, NSP, and NS2, and do not match * the values directly above */ #define BGMAC_CLK_EN BIT(0) #define BGMAC_RESERVED_0 BIT(1) #define BGMAC_SOURCE_SYNC_MODE_EN BIT(2) #define BGMAC_DEST_SYNC_MODE_EN BIT(3) #define BGMAC_TX_CLK_OUT_INVERT_EN BIT(4) #define BGMAC_DIRECT_GMII_MODE BIT(5) #define BGMAC_CLK_250_SEL BIT(6) #define BGMAC_AWCACHE (0xf << 7) #define BGMAC_RESERVED_1 (0x1f << 11) #define BGMAC_ARCACHE (0xf << 16) #define BGMAC_AWUSER (0x3f << 20) #define BGMAC_ARUSER (0x3f << 26) #define BGMAC_RESERVED BIT(31) /* BCMA GMAC core specific IO status (BCMA_IOST) flags */ #define BGMAC_BCMA_IOST_ATTACHED 0x00000800 #define BGMAC_NUM_MIB_TX_REGS \ (((BGMAC_TX_Q3_OCTETS_HIGH - BGMAC_TX_GOOD_OCTETS) / 4) + 1) #define BGMAC_NUM_MIB_RX_REGS \ (((BGMAC_RX_UNI_PKTS - BGMAC_RX_GOOD_OCTETS) / 4) + 1) #define BGMAC_DMA_TX_CTL 0x00 #define BGMAC_DMA_TX_ENABLE 0x00000001 #define BGMAC_DMA_TX_SUSPEND 0x00000002 #define BGMAC_DMA_TX_LOOPBACK 0x00000004 #define BGMAC_DMA_TX_FLUSH 0x00000010 #define BGMAC_DMA_TX_MR_MASK 0x000000C0 /* Multiple outstanding reads */ #define BGMAC_DMA_TX_MR_SHIFT 6 #define BGMAC_DMA_TX_MR_1 0 #define BGMAC_DMA_TX_MR_2 1 #define BGMAC_DMA_TX_PARITY_DISABLE 0x00000800 #define BGMAC_DMA_TX_ADDREXT_MASK 0x00030000 #define BGMAC_DMA_TX_ADDREXT_SHIFT 16 #define BGMAC_DMA_TX_BL_MASK 0x001C0000 /* BurstLen bits */ #define BGMAC_DMA_TX_BL_SHIFT 18 #define BGMAC_DMA_TX_BL_16 0 #define BGMAC_DMA_TX_BL_32 1 #define BGMAC_DMA_TX_BL_64 2 #define BGMAC_DMA_TX_BL_128 3 #define BGMAC_DMA_TX_BL_256 4 #define BGMAC_DMA_TX_BL_512 5 #define BGMAC_DMA_TX_BL_1024 6 #define BGMAC_DMA_TX_PC_MASK 0x00E00000 /* Prefetch control */ #define BGMAC_DMA_TX_PC_SHIFT 21 #define BGMAC_DMA_TX_PC_0 0 #define BGMAC_DMA_TX_PC_4 1 #define BGMAC_DMA_TX_PC_8 2 #define BGMAC_DMA_TX_PC_16 3 #define BGMAC_DMA_TX_PT_MASK 0x03000000 /* Prefetch threshold */ #define BGMAC_DMA_TX_PT_SHIFT 24 #define BGMAC_DMA_TX_PT_1 0 #define BGMAC_DMA_TX_PT_2 1 #define BGMAC_DMA_TX_PT_4 2 #define BGMAC_DMA_TX_PT_8 3 #define BGMAC_DMA_TX_INDEX 0x04 #define BGMAC_DMA_TX_RINGLO 0x08 #define BGMAC_DMA_TX_RINGHI 0x0C #define BGMAC_DMA_TX_STATUS 0x10 #define BGMAC_DMA_TX_STATDPTR 0x00001FFF #define BGMAC_DMA_TX_STAT 0xF0000000 #define BGMAC_DMA_TX_STAT_DISABLED 0x00000000 #define BGMAC_DMA_TX_STAT_ACTIVE 0x10000000 #define BGMAC_DMA_TX_STAT_IDLEWAIT 0x20000000 #define BGMAC_DMA_TX_STAT_STOPPED 0x30000000 #define BGMAC_DMA_TX_STAT_SUSP 0x40000000 #define BGMAC_DMA_TX_ERROR 0x14 #define BGMAC_DMA_TX_ERRDPTR 0x0001FFFF #define BGMAC_DMA_TX_ERR 0xF0000000 #define BGMAC_DMA_TX_ERR_NOERR 0x00000000 #define BGMAC_DMA_TX_ERR_PROT 0x10000000 #define BGMAC_DMA_TX_ERR_UNDERRUN 0x20000000 #define BGMAC_DMA_TX_ERR_TRANSFER 0x30000000 #define BGMAC_DMA_TX_ERR_DESCREAD 0x40000000 #define BGMAC_DMA_TX_ERR_CORE 0x50000000 #define BGMAC_DMA_RX_CTL 0x20 #define BGMAC_DMA_RX_ENABLE 0x00000001 #define BGMAC_DMA_RX_FRAME_OFFSET_MASK 0x000000FE #define BGMAC_DMA_RX_FRAME_OFFSET_SHIFT 1 #define BGMAC_DMA_RX_DIRECT_FIFO 0x00000100 #define BGMAC_DMA_RX_OVERFLOW_CONT 0x00000400 #define BGMAC_DMA_RX_PARITY_DISABLE 0x00000800 #define BGMAC_DMA_RX_MR_MASK 0x000000C0 /* Multiple outstanding reads */ #define BGMAC_DMA_RX_MR_SHIFT 6 #define BGMAC_DMA_TX_MR_1 0 #define BGMAC_DMA_TX_MR_2 1 #define BGMAC_DMA_RX_ADDREXT_MASK 0x00030000 #define BGMAC_DMA_RX_ADDREXT_SHIFT 16 #define BGMAC_DMA_RX_BL_MASK 0x001C0000 /* BurstLen bits */ #define BGMAC_DMA_RX_BL_SHIFT 18 #define BGMAC_DMA_RX_BL_16 0 #define BGMAC_DMA_RX_BL_32 1 #define BGMAC_DMA_RX_BL_64 2 #define BGMAC_DMA_RX_BL_128 3 #define BGMAC_DMA_RX_BL_256 4 #define BGMAC_DMA_RX_BL_512 5 #define BGMAC_DMA_RX_BL_1024 6 #define BGMAC_DMA_RX_PC_MASK 0x00E00000 /* Prefetch control */ #define BGMAC_DMA_RX_PC_SHIFT 21 #define BGMAC_DMA_RX_PC_0 0 #define BGMAC_DMA_RX_PC_4 1 #define BGMAC_DMA_RX_PC_8 2 #define BGMAC_DMA_RX_PC_16 3 #define BGMAC_DMA_RX_PT_MASK 0x03000000 /* Prefetch threshold */ #define BGMAC_DMA_RX_PT_SHIFT 24 #define BGMAC_DMA_RX_PT_1 0 #define BGMAC_DMA_RX_PT_2 1 #define BGMAC_DMA_RX_PT_4 2 #define BGMAC_DMA_RX_PT_8 3 #define BGMAC_DMA_RX_INDEX 0x24 #define BGMAC_DMA_RX_RINGLO 0x28 #define BGMAC_DMA_RX_RINGHI 0x2C #define BGMAC_DMA_RX_STATUS 0x30 #define BGMAC_DMA_RX_STATDPTR 0x00001FFF #define BGMAC_DMA_RX_STAT 0xF0000000 #define BGMAC_DMA_RX_STAT_DISABLED 0x00000000 #define BGMAC_DMA_RX_STAT_ACTIVE 0x10000000 #define BGMAC_DMA_RX_STAT_IDLEWAIT 0x20000000 #define BGMAC_DMA_RX_STAT_STOPPED 0x30000000 #define BGMAC_DMA_RX_STAT_SUSP 0x40000000 #define BGMAC_DMA_RX_ERROR 0x34 #define BGMAC_DMA_RX_ERRDPTR 0x0001FFFF #define BGMAC_DMA_RX_ERR 0xF0000000 #define BGMAC_DMA_RX_ERR_NOERR 0x00000000 #define BGMAC_DMA_RX_ERR_PROT 0x10000000 #define BGMAC_DMA_RX_ERR_UNDERRUN 0x20000000 #define BGMAC_DMA_RX_ERR_TRANSFER 0x30000000 #define BGMAC_DMA_RX_ERR_DESCREAD 0x40000000 #define BGMAC_DMA_RX_ERR_CORE 0x50000000 #define BGMAC_DESC_CTL0_EOT 0x10000000 /* End of ring */ #define BGMAC_DESC_CTL0_IOC 0x20000000 /* IRQ on complete */ #define BGMAC_DESC_CTL0_EOF 0x40000000 /* End of frame */ #define BGMAC_DESC_CTL0_SOF 0x80000000 /* Start of frame */ #define BGMAC_DESC_CTL1_LEN 0x00003FFF #define BGMAC_PHY_NOREGS BRCM_PSEUDO_PHY_ADDR #define BGMAC_PHY_MASK 0x1F #define BGMAC_MAX_TX_RINGS 4 #define BGMAC_MAX_RX_RINGS 1 #define BGMAC_TX_RING_SLOTS 128 #define BGMAC_RX_RING_SLOTS 512 #define BGMAC_RX_HEADER_LEN 28 /* Last 24 bytes are unused. Well... */ #define BGMAC_RX_FRAME_OFFSET 30 /* There are 2 unused bytes between header and real data */ #define BGMAC_RX_BUF_OFFSET (NET_SKB_PAD + NET_IP_ALIGN - \ BGMAC_RX_FRAME_OFFSET) /* Jumbo frame size with FCS */ #define BGMAC_RX_MAX_FRAME_SIZE 9724 #define BGMAC_RX_BUF_SIZE (BGMAC_RX_FRAME_OFFSET + BGMAC_RX_MAX_FRAME_SIZE) #define BGMAC_RX_ALLOC_SIZE (SKB_DATA_ALIGN(BGMAC_RX_BUF_SIZE + BGMAC_RX_BUF_OFFSET) + \ SKB_DATA_ALIGN(sizeof(struct skb_shared_info))) #define BGMAC_BFL_ENETROBO 0x0010 /* has ephy roboswitch spi */ #define BGMAC_BFL_ENETADM 0x0080 /* has ADMtek switch */ #define BGMAC_BFL_ENETVLAN 0x0100 /* can do vlan */ #define BGMAC_CHIPCTL_1_IF_TYPE_MASK 0x00000030 #define BGMAC_CHIPCTL_1_IF_TYPE_RMII 0x00000000 #define BGMAC_CHIPCTL_1_IF_TYPE_MII 0x00000010 #define BGMAC_CHIPCTL_1_IF_TYPE_RGMII 0x00000020 #define BGMAC_CHIPCTL_1_SW_TYPE_MASK 0x000000C0 #define BGMAC_CHIPCTL_1_SW_TYPE_EPHY 0x00000000 #define BGMAC_CHIPCTL_1_SW_TYPE_EPHYMII 0x00000040 #define BGMAC_CHIPCTL_1_SW_TYPE_EPHYRMII 0x00000080 #define BGMAC_CHIPCTL_1_SW_TYPE_RGMII 0x000000C0 #define BGMAC_CHIPCTL_1_RXC_DLL_BYPASS 0x00010000 #define BGMAC_CHIPCTL_4_IF_TYPE_MASK 0x00003000 #define BGMAC_CHIPCTL_4_IF_TYPE_RMII 0x00000000 #define BGMAC_CHIPCTL_4_IF_TYPE_MII 0x00001000 #define BGMAC_CHIPCTL_4_IF_TYPE_RGMII 0x00002000 #define BGMAC_CHIPCTL_4_SW_TYPE_MASK 0x0000C000 #define BGMAC_CHIPCTL_4_SW_TYPE_EPHY 0x00000000 #define BGMAC_CHIPCTL_4_SW_TYPE_EPHYMII 0x00004000 #define BGMAC_CHIPCTL_4_SW_TYPE_EPHYRMII 0x00008000 #define BGMAC_CHIPCTL_4_SW_TYPE_RGMII 0x0000C000 #define BGMAC_CHIPCTL_7_IF_TYPE_MASK 0x000000C0 #define BGMAC_CHIPCTL_7_IF_TYPE_RMII 0x00000000 #define BGMAC_CHIPCTL_7_IF_TYPE_MII 0x00000040 #define BGMAC_CHIPCTL_7_IF_TYPE_RGMII 0x00000080 #define ETHER_MAX_LEN (ETH_FRAME_LEN + ETH_FCS_LEN) /* Feature Flags */ #define BGMAC_FEAT_TX_MASK_SETUP BIT(0) #define BGMAC_FEAT_RX_MASK_SETUP BIT(1) #define BGMAC_FEAT_IOST_ATTACHED BIT(2) #define BGMAC_FEAT_NO_RESET BIT(3) #define BGMAC_FEAT_MISC_PLL_REQ BIT(4) #define BGMAC_FEAT_SW_TYPE_PHY BIT(5) #define BGMAC_FEAT_SW_TYPE_EPHYRMII BIT(6) #define BGMAC_FEAT_SW_TYPE_RGMII BIT(7) #define BGMAC_FEAT_CMN_PHY_CTL BIT(8) #define BGMAC_FEAT_FLW_CTRL1 BIT(9) #define BGMAC_FEAT_FLW_CTRL2 BIT(10) #define BGMAC_FEAT_SET_RXQ_CLK BIT(11) #define BGMAC_FEAT_CLKCTLST BIT(12) #define BGMAC_FEAT_NO_CLR_MIB BIT(13) #define BGMAC_FEAT_FORCE_SPEED_2500 BIT(14) #define BGMAC_FEAT_CMDCFG_SR_REV4 BIT(15) #define BGMAC_FEAT_IRQ_ID_OOB_6 BIT(16) #define BGMAC_FEAT_CC4_IF_SW_TYPE BIT(17) #define BGMAC_FEAT_CC4_IF_SW_TYPE_RGMII BIT(18) #define BGMAC_FEAT_CC7_IF_TYPE_RGMII BIT(19) #define BGMAC_FEAT_IDM_MASK BIT(20) struct bgmac_slot_info { union { struct sk_buff *skb; void *buf; }; dma_addr_t dma_addr; }; struct bgmac_dma_desc { __le32 ctl0; __le32 ctl1; __le32 addr_low; __le32 addr_high; } __packed; enum bgmac_dma_ring_type { BGMAC_DMA_RING_TX, BGMAC_DMA_RING_RX, }; /** * bgmac_dma_ring - contains info about DMA ring (either TX or RX one) * @start: index of the first slot containing data * @end: index of a slot that can *not* be read (yet) * * Be really aware of the specific @end meaning. It's an index of a slot *after* * the one containing data that can be read. If @start equals @end the ring is * empty. */ struct bgmac_dma_ring { u32 start; u32 end; struct bgmac_dma_desc *cpu_base; dma_addr_t dma_base; u32 index_base; /* Used for unaligned rings only, otherwise 0 */ u16 mmio_base; bool unaligned; struct bgmac_slot_info slots[BGMAC_RX_RING_SLOTS]; }; struct bgmac_rx_header { __le16 len; __le16 flags; __le16 pad[12]; }; struct bgmac { union { struct { void __iomem *base; void __iomem *idm_base; void __iomem *nicpm_base; } plat; struct { struct bcma_device *core; /* Reference to CMN core for BCM4706 */ struct bcma_device *cmn; } bcma; }; struct device *dev; struct device *dma_dev; u32 feature_flags; struct net_device *net_dev; struct napi_struct napi; struct mii_bus *mii_bus; /* DMA */ struct bgmac_dma_ring tx_ring[BGMAC_MAX_TX_RINGS]; struct bgmac_dma_ring rx_ring[BGMAC_MAX_RX_RINGS]; /* Stats */ bool stats_grabbed; u32 mib_tx_regs[BGMAC_NUM_MIB_TX_REGS]; u32 mib_rx_regs[BGMAC_NUM_MIB_RX_REGS]; /* Int */ int irq; u32 int_mask; /* Current MAC state */ int mac_speed; int mac_duplex; u8 phyaddr; bool has_robosw; bool loopback; u32 (*read)(struct bgmac *bgmac, u16 offset); void (*write)(struct bgmac *bgmac, u16 offset, u32 value); u32 (*idm_read)(struct bgmac *bgmac, u16 offset); void (*idm_write)(struct bgmac *bgmac, u16 offset, u32 value); bool (*clk_enabled)(struct bgmac *bgmac); void (*clk_enable)(struct bgmac *bgmac, u32 flags); void (*cco_ctl_maskset)(struct bgmac *bgmac, u32 offset, u32 mask, u32 set); u32 (*get_bus_clock)(struct bgmac *bgmac); void (*cmn_maskset32)(struct bgmac *bgmac, u16 offset, u32 mask, u32 set); int (*phy_connect)(struct bgmac *bgmac); }; struct bgmac *bgmac_alloc(struct device *dev); int bgmac_enet_probe(struct bgmac *bgmac); void bgmac_enet_remove(struct bgmac *bgmac); void bgmac_adjust_link(struct net_device *net_dev); int bgmac_phy_connect_direct(struct bgmac *bgmac); int bgmac_enet_suspend(struct bgmac *bgmac); int bgmac_enet_resume(struct bgmac *bgmac); struct mii_bus *bcma_mdio_mii_register(struct bgmac *bgmac); void bcma_mdio_mii_unregister(struct mii_bus *mii_bus); static inline u32 bgmac_read(struct bgmac *bgmac, u16 offset) { return bgmac->read(bgmac, offset); } static inline void bgmac_write(struct bgmac *bgmac, u16 offset, u32 value) { bgmac->write(bgmac, offset, value); } static inline u32 bgmac_umac_read(struct bgmac *bgmac, u16 offset) { return bgmac_read(bgmac, BGMAC_UNIMAC + offset); } static inline void bgmac_umac_write(struct bgmac *bgmac, u16 offset, u32 value) { bgmac_write(bgmac, BGMAC_UNIMAC + offset, value); } static inline u32 bgmac_idm_read(struct bgmac *bgmac, u16 offset) { return bgmac->idm_read(bgmac, offset); } static inline void bgmac_idm_write(struct bgmac *bgmac, u16 offset, u32 value) { bgmac->idm_write(bgmac, offset, value); } static inline bool bgmac_clk_enabled(struct bgmac *bgmac) { return bgmac->clk_enabled(bgmac); } static inline void bgmac_clk_enable(struct bgmac *bgmac, u32 flags) { bgmac->clk_enable(bgmac, flags); } static inline void bgmac_cco_ctl_maskset(struct bgmac *bgmac, u32 offset, u32 mask, u32 set) { bgmac->cco_ctl_maskset(bgmac, offset, mask, set); } static inline u32 bgmac_get_bus_clock(struct bgmac *bgmac) { return bgmac->get_bus_clock(bgmac); } static inline void bgmac_cmn_maskset32(struct bgmac *bgmac, u16 offset, u32 mask, u32 set) { bgmac->cmn_maskset32(bgmac, offset, mask, set); } static inline void bgmac_maskset(struct bgmac *bgmac, u16 offset, u32 mask, u32 set) { bgmac_write(bgmac, offset, (bgmac_read(bgmac, offset) & mask) | set); } static inline void bgmac_mask(struct bgmac *bgmac, u16 offset, u32 mask) { bgmac_maskset(bgmac, offset, mask, 0); } static inline void bgmac_set(struct bgmac *bgmac, u16 offset, u32 set) { bgmac_maskset(bgmac, offset, ~0, set); } static inline void bgmac_umac_maskset(struct bgmac *bgmac, u16 offset, u32 mask, u32 set) { bgmac_maskset(bgmac, BGMAC_UNIMAC + offset, mask, set); } static inline int bgmac_phy_connect(struct bgmac *bgmac) { return bgmac->phy_connect(bgmac); } #endif /* _BGMAC_H */