diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/stmmac/Makefile | 5 | ||||
| -rw-r--r-- | drivers/net/stmmac/common.h | 2 | ||||
| -rw-r--r-- | drivers/net/stmmac/descs.h | 4 | ||||
| -rw-r--r-- | drivers/net/stmmac/dwmac1000.h (renamed from drivers/net/stmmac/gmac.h) | 19 | ||||
| -rw-r--r-- | drivers/net/stmmac/dwmac1000_core.c | 245 | ||||
| -rw-r--r-- | drivers/net/stmmac/dwmac1000_dma.c (renamed from drivers/net/stmmac/gmac.c) | 334 | ||||
| -rw-r--r-- | drivers/net/stmmac/stmmac_main.c | 2 |
7 files changed, 324 insertions, 287 deletions
diff --git a/drivers/net/stmmac/Makefile b/drivers/net/stmmac/Makefile index 2ed8385..c776af1 100644 --- a/drivers/net/stmmac/Makefile +++ b/drivers/net/stmmac/Makefile @@ -1,4 +1,5 @@ obj-$(CONFIG_STMMAC_ETH) += stmmac.o stmmac-$(CONFIG_STMMAC_TIMER) += stmmac_timer.o -stmmac-objs:= stmmac_main.o stmmac_ethtool.o stmmac_mdio.o dwmac_lib.o \ - dwmac100.o gmac.o $(stmmac-y) +stmmac-objs:= stmmac_main.o stmmac_ethtool.o stmmac_mdio.o \ + dwmac_lib.o dwmac1000_core.o dwmac1000_dma.o \ + dwmac100.o $(stmmac-y) diff --git a/drivers/net/stmmac/common.h b/drivers/net/stmmac/common.h index 987faaa..25b53d4 100644 --- a/drivers/net/stmmac/common.h +++ b/drivers/net/stmmac/common.h @@ -224,7 +224,7 @@ struct mac_device_info { struct mac_link link; }; -struct mac_device_info *gmac_setup(unsigned long addr); +struct mac_device_info *dwmac1000_setup(unsigned long addr); struct mac_device_info *dwmac100_setup(unsigned long addr); extern void stmmac_set_mac_addr(unsigned long ioaddr, u8 addr[6], diff --git a/drivers/net/stmmac/descs.h b/drivers/net/stmmac/descs.h index 6d2a0b2..63a03e2 100644 --- a/drivers/net/stmmac/descs.h +++ b/drivers/net/stmmac/descs.h @@ -1,6 +1,6 @@ /******************************************************************************* - Header File to describe the DMA descriptors - Use enhanced descriptors in case of GMAC Cores. + Header File to describe the DMA descriptors. + Enhanced descriptors have been in case of DWMAC1000 Cores. This program is free software; you can redistribute it and/or modify it under the terms and conditions of the GNU General Public License, diff --git a/drivers/net/stmmac/gmac.h b/drivers/net/stmmac/dwmac1000.h index 2e82d6c..3d54d6c 100644 --- a/drivers/net/stmmac/gmac.h +++ b/drivers/net/stmmac/dwmac1000.h @@ -20,6 +20,10 @@ Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> *******************************************************************************/ +#include <linux/netdevice.h> +#include <linux/phy.h> +#include "common.h" + #define GMAC_CONTROL 0x00000000 /* Configuration */ #define GMAC_FRAME_FILTER 0x00000004 /* Frame Filter */ #define GMAC_HASH_HIGH 0x00000008 /* Multicast Hash Table High */ @@ -32,7 +36,7 @@ #define GMAC_WAKEUP_FILTER 0x00000028 /* Wake-up Frame Filter */ #define GMAC_INT_STATUS 0x00000038 /* interrupt status register */ -enum gmac_irq_status { +enum dwmac1000_irq_status { time_stamp_irq = 0x0200, mmc_rx_csum_offload_irq = 0x0080, mmc_tx_irq = 0x0040, @@ -202,3 +206,16 @@ enum rtc_control { #define GMAC_MMC_RX_INTR 0x104 #define GMAC_MMC_TX_INTR 0x108 #define GMAC_MMC_RX_CSUM_OFFLOAD 0x208 + +#undef DWMAC1000_DEBUG +/* #define DWMAC1000__DEBUG */ +#undef FRAME_FILTER_DEBUG +/* #define FRAME_FILTER_DEBUG */ +#ifdef DWMAC1000__DEBUG +#define DBG(fmt, args...) printk(fmt, ## args) +#else +#define DBG(fmt, args...) do { } while (0) +#endif + +extern struct stmmac_dma_ops dwmac1000_dma_ops; +extern struct stmmac_desc_ops dwmac1000_desc_ops; diff --git a/drivers/net/stmmac/dwmac1000_core.c b/drivers/net/stmmac/dwmac1000_core.c new file mode 100644 index 0000000..928eac0 --- /dev/null +++ b/drivers/net/stmmac/dwmac1000_core.c @@ -0,0 +1,245 @@ +/******************************************************************************* + This is the driver for the GMAC on-chip Ethernet controller for ST SoCs. + DWC Ether MAC 10/100/1000 Universal version 3.41a has been used for + developing this code. + + This only implements the mac core functions for this chip. + + Copyright (C) 2007-2009 STMicroelectronics Ltd + + This program is free software; you can redistribute it and/or modify it + under the terms and conditions of the GNU General Public License, + version 2, as published by the Free Software Foundation. + + This program is distributed in the hope it will be useful, but WITHOUT + ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + more details. + + You should have received a copy of the GNU General Public License along with + this program; if not, write to the Free Software Foundation, Inc., + 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + + The full GNU General Public License is included in this distribution in + the file called "COPYING". + + Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> +*******************************************************************************/ + +#include <linux/crc32.h> +#include "dwmac1000.h" + +static void dwmac1000_core_init(unsigned long ioaddr) +{ + u32 value = readl(ioaddr + GMAC_CONTROL); + value |= GMAC_CORE_INIT; + writel(value, ioaddr + GMAC_CONTROL); + + /* STBus Bridge Configuration */ + /*writel(0xc5608, ioaddr + 0x00007000);*/ + + /* Freeze MMC counters */ + writel(0x8, ioaddr + GMAC_MMC_CTRL); + /* Mask GMAC interrupts */ + writel(0x207, ioaddr + GMAC_INT_MASK); + +#ifdef STMMAC_VLAN_TAG_USED + /* Tag detection without filtering */ + writel(0x0, ioaddr + GMAC_VLAN_TAG); +#endif + return; +} + +static void dwmac1000_dump_regs(unsigned long ioaddr) +{ + int i; + pr_info("\tDWMAC1000 regs (base addr = 0x%8x)\n", (unsigned int)ioaddr); + + for (i = 0; i < 55; i++) { + int offset = i * 4; + pr_info("\tReg No. %d (offset 0x%x): 0x%08x\n", i, + offset, readl(ioaddr + offset)); + } + return; +} + +static void dwmac1000_set_umac_addr(unsigned long ioaddr, unsigned char *addr, + unsigned int reg_n) +{ + stmmac_set_mac_addr(ioaddr, addr, GMAC_ADDR_HIGH(reg_n), + GMAC_ADDR_LOW(reg_n)); +} + +static void dwmac1000_get_umac_addr(unsigned long ioaddr, unsigned char *addr, + unsigned int reg_n) +{ + stmmac_get_mac_addr(ioaddr, addr, GMAC_ADDR_HIGH(reg_n), + GMAC_ADDR_LOW(reg_n)); +} + +static void dwmac1000_set_filter(struct net_device *dev) +{ + unsigned long ioaddr = dev->base_addr; + unsigned int value = 0; + + DBG(KERN_INFO "%s: # mcasts %d, # unicast %d\n", + __func__, dev->mc_count, dev->uc.count); + + if (dev->flags & IFF_PROMISC) + value = GMAC_FRAME_FILTER_PR; + else if ((dev->mc_count > HASH_TABLE_SIZE) + || (dev->flags & IFF_ALLMULTI)) { + value = GMAC_FRAME_FILTER_PM; /* pass all multi */ + writel(0xffffffff, ioaddr + GMAC_HASH_HIGH); + writel(0xffffffff, ioaddr + GMAC_HASH_LOW); + } else if (dev->mc_count > 0) { + int i; + u32 mc_filter[2]; + struct dev_mc_list *mclist; + + /* Hash filter for multicast */ + value = GMAC_FRAME_FILTER_HMC; + + memset(mc_filter, 0, sizeof(mc_filter)); + for (i = 0, mclist = dev->mc_list; + mclist && i < dev->mc_count; i++, mclist = mclist->next) { + /* The upper 6 bits of the calculated CRC are used to + index the contens of the hash table */ + int bit_nr = + bitrev32(~crc32_le(~0, mclist->dmi_addr, 6)) >> 26; + /* The most significant bit determines the register to + * use (H/L) while the other 5 bits determine the bit + * within the register. */ + mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31); + } + writel(mc_filter[0], ioaddr + GMAC_HASH_LOW); + writel(mc_filter[1], ioaddr + GMAC_HASH_HIGH); + } + + /* Handle multiple unicast addresses (perfect filtering)*/ + if (dev->uc.count > GMAC_MAX_UNICAST_ADDRESSES) + /* Switch to promiscuous mode is more than 16 addrs + are required */ + value |= GMAC_FRAME_FILTER_PR; + else { + int reg = 1; + struct netdev_hw_addr *ha; + + list_for_each_entry(ha, &dev->uc.list, list) { + dwmac1000_set_umac_addr(ioaddr, ha->addr, reg); + reg++; + } + } + +#ifdef FRAME_FILTER_DEBUG + /* Enable Receive all mode (to debug filtering_fail errors) */ + value |= GMAC_FRAME_FILTER_RA; +#endif + writel(value, ioaddr + GMAC_FRAME_FILTER); + + DBG(KERN_INFO "\tFrame Filter reg: 0x%08x\n\tHash regs: " + "HI 0x%08x, LO 0x%08x\n", readl(ioaddr + GMAC_FRAME_FILTER), + readl(ioaddr + GMAC_HASH_HIGH), readl(ioaddr + GMAC_HASH_LOW)); + + return; +} + +static void dwmac1000_flow_ctrl(unsigned long ioaddr, unsigned int duplex, + unsigned int fc, unsigned int pause_time) +{ + unsigned int flow = 0; + + DBG(KERN_DEBUG "GMAC Flow-Control:\n"); + if (fc & FLOW_RX) { + DBG(KERN_DEBUG "\tReceive Flow-Control ON\n"); + flow |= GMAC_FLOW_CTRL_RFE; + } + if (fc & FLOW_TX) { + DBG(KERN_DEBUG "\tTransmit Flow-Control ON\n"); + flow |= GMAC_FLOW_CTRL_TFE; + } + + if (duplex) { + DBG(KERN_DEBUG "\tduplex mode: pause time: %d\n", pause_time); + flow |= (pause_time << GMAC_FLOW_CTRL_PT_SHIFT); + } + + writel(flow, ioaddr + GMAC_FLOW_CTRL); + return; +} + +static void dwmac1000_pmt(unsigned long ioaddr, unsigned long mode) +{ + unsigned int pmt = 0; + + if (mode == WAKE_MAGIC) { + DBG(KERN_DEBUG "GMAC: WOL Magic frame\n"); + pmt |= power_down | magic_pkt_en; + } else if (mode == WAKE_UCAST) { + DBG(KERN_DEBUG "GMAC: WOL on global unicast\n"); + pmt |= global_unicast; + } + + writel(pmt, ioaddr + GMAC_PMT); + return; +} + + +static void dwmac1000_irq_status(unsigned long ioaddr) +{ + u32 intr_status = readl(ioaddr + GMAC_INT_STATUS); + + /* Not used events (e.g. MMC interrupts) are not handled. */ + if ((intr_status & mmc_tx_irq)) + DBG(KERN_DEBUG "GMAC: MMC tx interrupt: 0x%08x\n", + readl(ioaddr + GMAC_MMC_TX_INTR)); + if (unlikely(intr_status & mmc_rx_irq)) + DBG(KERN_DEBUG "GMAC: MMC rx interrupt: 0x%08x\n", + readl(ioaddr + GMAC_MMC_RX_INTR)); + if (unlikely(intr_status & mmc_rx_csum_offload_irq)) + DBG(KERN_DEBUG "GMAC: MMC rx csum offload: 0x%08x\n", + readl(ioaddr + GMAC_MMC_RX_CSUM_OFFLOAD)); + if (unlikely(intr_status & pmt_irq)) { + DBG(KERN_DEBUG "GMAC: received Magic frame\n"); + /* clear the PMT bits 5 and 6 by reading the PMT + * status register. */ + readl(ioaddr + GMAC_PMT); + } + + return; +} + +struct stmmac_ops dwmac1000_ops = { + .core_init = dwmac1000_core_init, + .dump_regs = dwmac1000_dump_regs, + .host_irq_status = dwmac1000_irq_status, + .set_filter = dwmac1000_set_filter, + .flow_ctrl = dwmac1000_flow_ctrl, + .pmt = dwmac1000_pmt, + .set_umac_addr = dwmac1000_set_umac_addr, + .get_umac_addr = dwmac1000_get_umac_addr, +}; + +struct mac_device_info *dwmac1000_setup(unsigned long ioaddr) +{ + struct mac_device_info *mac; + u32 uid = readl(ioaddr + GMAC_VERSION); + + pr_info("\tDWMAC1000 - user ID: 0x%x, Synopsys ID: 0x%x\n", + ((uid & 0x0000ff00) >> 8), (uid & 0x000000ff)); + + mac = kzalloc(sizeof(const struct mac_device_info), GFP_KERNEL); + + mac->mac = &dwmac1000_ops; + mac->desc = &dwmac1000_desc_ops; + mac->dma = &dwmac1000_dma_ops; + + mac->pmt = PMT_SUPPORTED; + mac->link.port = GMAC_CONTROL_PS; + mac->link.duplex = GMAC_CONTROL_DM; + mac->link.speed = GMAC_CONTROL_FES; + mac->mii.addr = GMAC_MII_ADDR; + mac->mii.data = GMAC_MII_DATA; + + return mac; +} diff --git a/drivers/net/stmmac/gmac.c b/drivers/net/stmmac/dwmac1000_dma.c index 0788092..6824550 100644 --- a/drivers/net/stmmac/gmac.c +++ b/drivers/net/stmmac/dwmac1000_dma.c @@ -3,6 +3,8 @@ DWC Ether MAC 10/100/1000 Universal version 3.41a has been used for developing this code. + This contains the functions to handle the dma and descriptors. + Copyright (C) 2007-2009 STMicroelectronics Ltd This program is free software; you can redistribute it and/or modify it @@ -24,42 +26,11 @@ Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> *******************************************************************************/ -#include <linux/netdevice.h> -#include <linux/crc32.h> -#include <linux/mii.h> -#include <linux/phy.h> - -#include "stmmac.h" -#include "gmac.h" +#include "dwmac1000.h" #include "dwmac_dma.h" -#undef GMAC_DEBUG -/*#define GMAC_DEBUG*/ -#undef FRAME_FILTER_DEBUG -/*#define FRAME_FILTER_DEBUG*/ -#ifdef GMAC_DEBUG -#define DBG(fmt, args...) printk(fmt, ## args) -#else -#define DBG(fmt, args...) do { } while (0) -#endif - -static void gmac_dump_regs(unsigned long ioaddr) -{ - int i; - pr_info("\t----------------------------------------------\n" - "\t GMAC registers (base addr = 0x%8x)\n" - "\t----------------------------------------------\n", - (unsigned int)ioaddr); - - for (i = 0; i < 55; i++) { - int offset = i * 4; - pr_info("\tReg No. %d (offset 0x%x): 0x%08x\n", i, - offset, readl(ioaddr + offset)); - } - return; -} - -static int gmac_dma_init(unsigned long ioaddr, int pbl, u32 dma_tx, u32 dma_rx) +static int dwmac1000_dma_init(unsigned long ioaddr, int pbl, u32 dma_tx, + u32 dma_rx) { u32 value = readl(ioaddr + DMA_BUS_MODE); /* DMA SW reset */ @@ -88,7 +59,7 @@ static int gmac_dma_init(unsigned long ioaddr, int pbl, u32 dma_tx, u32 dma_rx) } /* Transmit FIFO flush operation */ -static void gmac_flush_tx_fifo(unsigned long ioaddr) +static void dwmac1000_flush_tx_fifo(unsigned long ioaddr) { u32 csr6 = readl(ioaddr + DMA_CONTROL); writel((csr6 | DMA_CONTROL_FTF), ioaddr + DMA_CONTROL); @@ -96,7 +67,7 @@ static void gmac_flush_tx_fifo(unsigned long ioaddr) do {} while ((readl(ioaddr + DMA_CONTROL) & DMA_CONTROL_FTF)); } -static void gmac_dma_operation_mode(unsigned long ioaddr, int txmode, +static void dwmac1000_dma_operation_mode(unsigned long ioaddr, int txmode, int rxmode) { u32 csr6 = readl(ioaddr + DMA_CONTROL); @@ -149,13 +120,13 @@ static void gmac_dma_operation_mode(unsigned long ioaddr, int txmode, } /* Not yet implemented --- no RMON module */ -static void gmac_dma_diagnostic_fr(void *data, struct stmmac_extra_stats *x, - unsigned long ioaddr) +static void dwmac1000_dma_diagnostic_fr(void *data, + struct stmmac_extra_stats *x, unsigned long ioaddr) { return; } -static void gmac_dump_dma_regs(unsigned long ioaddr) +static void dwmac1000_dump_dma_regs(unsigned long ioaddr) { int i; pr_info(" DMA registers\n"); @@ -170,8 +141,9 @@ static void gmac_dump_dma_regs(unsigned long ioaddr) return; } -static int gmac_get_tx_frame_status(void *data, struct stmmac_extra_stats *x, - struct dma_desc *p, unsigned long ioaddr) +static int dwmac1000_get_tx_frame_status(void *data, + struct stmmac_extra_stats *x, + struct dma_desc *p, unsigned long ioaddr) { int ret = 0; struct net_device_stats *stats = (struct net_device_stats *)data; @@ -186,7 +158,7 @@ static int gmac_get_tx_frame_status(void *data, struct stmmac_extra_stats *x, if (unlikely(p->des01.etx.frame_flushed)) { DBG(KERN_ERR "\tframe_flushed error\n"); x->tx_frame_flushed++; - gmac_flush_tx_fifo(ioaddr); + dwmac1000_flush_tx_fifo(ioaddr); } if (unlikely(p->des01.etx.loss_carrier)) { @@ -214,7 +186,7 @@ static int gmac_get_tx_frame_status(void *data, struct stmmac_extra_stats *x, if (unlikely(p->des01.etx.underflow_error)) { DBG(KERN_ERR "\tunderflow error\n"); - gmac_flush_tx_fifo(ioaddr); + dwmac1000_flush_tx_fifo(ioaddr); x->tx_underflow++; } @@ -226,7 +198,7 @@ static int gmac_get_tx_frame_status(void *data, struct stmmac_extra_stats *x, if (unlikely(p->des01.etx.payload_error)) { DBG(KERN_ERR "\tAddr/Payload csum error\n"); x->tx_payload_error++; - gmac_flush_tx_fifo(ioaddr); + dwmac1000_flush_tx_fifo(ioaddr); } ret = -1; @@ -246,12 +218,12 @@ static int gmac_get_tx_frame_status(void *data, struct stmmac_extra_stats *x, return ret; } -static int gmac_get_tx_len(struct dma_desc *p) +static int dwmac1000_get_tx_len(struct dma_desc *p) { return p->des01.etx.buffer1_size; } -static int gmac_coe_rdes0(int ipc_err, int type, int payload_err) +static int dwmac1000_coe_rdes0(int ipc_err, int type, int payload_err) { int ret = good_frame; u32 status = (type << 2 | ipc_err << 1 | payload_err) & 0x7; @@ -294,8 +266,8 @@ static int gmac_coe_rdes0(int ipc_err, int type, int payload_err) return ret; } -static int gmac_get_rx_frame_status(void *data, struct stmmac_extra_stats *x, - struct dma_desc *p) +static int dwmac1000_get_rx_frame_status(void *data, + struct stmmac_extra_stats *x, struct dma_desc *p) { int ret = good_frame; struct net_device_stats *stats = (struct net_device_stats *)data; @@ -340,7 +312,7 @@ static int gmac_get_rx_frame_status(void *data, struct stmmac_extra_stats *x, * It doesn't match with the information reported into the databook. * At any rate, we need to understand if the CSUM hw computation is ok * and report this info to the upper layers. */ - ret = gmac_coe_rdes0(p->des01.erx.ipc_csum_error, + ret = dwmac1000_coe_rdes0(p->des01.erx.ipc_csum_error, p->des01.erx.frame_type, p->des01.erx.payload_csum_error); if (unlikely(p->des01.erx.dribbling)) { @@ -371,170 +343,7 @@ static int gmac_get_rx_frame_status(void *data, struct stmmac_extra_stats *x, return ret; } -static void gmac_irq_status(unsigned long ioaddr) -{ - u32 intr_status = readl(ioaddr + GMAC_INT_STATUS); - - /* Not used events (e.g. MMC interrupts) are not handled. */ - if ((intr_status & mmc_tx_irq)) - DBG(KERN_DEBUG "GMAC: MMC tx interrupt: 0x%08x\n", - readl(ioaddr + GMAC_MMC_TX_INTR)); - if (unlikely(intr_status & mmc_rx_irq)) - DBG(KERN_DEBUG "GMAC: MMC rx interrupt: 0x%08x\n", - readl(ioaddr + GMAC_MMC_RX_INTR)); - if (unlikely(intr_status & mmc_rx_csum_offload_irq)) - DBG(KERN_DEBUG "GMAC: MMC rx csum offload: 0x%08x\n", - readl(ioaddr + GMAC_MMC_RX_CSUM_OFFLOAD)); - if (unlikely(intr_status & pmt_irq)) { - DBG(KERN_DEBUG "GMAC: received Magic frame\n"); - /* clear the PMT bits 5 and 6 by reading the PMT - * status register. */ - readl(ioaddr + GMAC_PMT); - } - - return; -} - -static void gmac_core_init(unsigned long ioaddr) -{ - u32 value = readl(ioaddr + GMAC_CONTROL); - value |= GMAC_CORE_INIT; - writel(value, ioaddr + GMAC_CONTROL); - - /* Freeze MMC counters */ - writel(0x8, ioaddr + GMAC_MMC_CTRL); - /* Mask GMAC interrupts */ - writel(0x207, ioaddr + GMAC_INT_MASK); - -#ifdef STMMAC_VLAN_TAG_USED - /* Tag detection without filtering */ - writel(0x0, ioaddr + GMAC_VLAN_TAG); -#endif - return; -} - -static void gmac_set_umac_addr(unsigned long ioaddr, unsigned char *addr, - unsigned int reg_n) -{ - stmmac_set_mac_addr(ioaddr, addr, GMAC_ADDR_HIGH(reg_n), - GMAC_ADDR_LOW(reg_n)); -} - -static void gmac_get_umac_addr(unsigned long ioaddr, unsigned char *addr, - unsigned int reg_n) -{ - stmmac_get_mac_addr(ioaddr, addr, GMAC_ADDR_HIGH(reg_n), - GMAC_ADDR_LOW(reg_n)); -} - -static void gmac_set_filter(struct net_device *dev) -{ - unsigned long ioaddr = dev->base_addr; - unsigned int value = 0; - - DBG(KERN_INFO "%s: # mcasts %d, # unicast %d\n", - __func__, dev->mc_count, dev->uc.count); - - if (dev->flags & IFF_PROMISC) - value = GMAC_FRAME_FILTER_PR; - else if ((dev->mc_count > HASH_TABLE_SIZE) - || (dev->flags & IFF_ALLMULTI)) { - value = GMAC_FRAME_FILTER_PM; /* pass all multi */ - writel(0xffffffff, ioaddr + GMAC_HASH_HIGH); - writel(0xffffffff, ioaddr + GMAC_HASH_LOW); - } else if (dev->mc_count > 0) { - int i; - u32 mc_filter[2]; - struct dev_mc_list *mclist; - - /* Hash filter for multicast */ - value = GMAC_FRAME_FILTER_HMC; - - memset(mc_filter, 0, sizeof(mc_filter)); - for (i = 0, mclist = dev->mc_list; - mclist && i < dev->mc_count; i++, mclist = mclist->next) { - /* The upper 6 bits of the calculated CRC are used to - index the contens of the hash table */ - int bit_nr = - bitrev32(~crc32_le(~0, mclist->dmi_addr, 6)) >> 26; - /* The most significant bit determines the register to - * use (H/L) while the other 5 bits determine the bit - * within the register. */ - mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31); - } - writel(mc_filter[0], ioaddr + GMAC_HASH_LOW); - writel(mc_filter[1], ioaddr + GMAC_HASH_HIGH); - } - - /* Handle multiple unicast addresses (perfect filtering)*/ - if (dev->uc.count > GMAC_MAX_UNICAST_ADDRESSES) - /* Switch to promiscuous mode is more than 16 addrs - are required */ - value |= GMAC_FRAME_FILTER_PR; - else { - int reg = 1; - struct netdev_hw_addr *ha; - - list_for_each_entry(ha, &dev->uc.list, list) { - gmac_set_umac_addr(ioaddr, ha->addr, reg); - reg++; - } - } - -#ifdef FRAME_FILTER_DEBUG - /* Enable Receive all mode (to debug filtering_fail errors) */ - value |= GMAC_FRAME_FILTER_RA; -#endif - writel(value, ioaddr + GMAC_FRAME_FILTER); - - DBG(KERN_INFO "\tFrame Filter reg: 0x%08x\n\tHash regs: " - "HI 0x%08x, LO 0x%08x\n", readl(ioaddr + GMAC_FRAME_FILTER), - readl(ioaddr + GMAC_HASH_HIGH), readl(ioaddr + GMAC_HASH_LOW)); - - return; -} - -static void gmac_flow_ctrl(unsigned long ioaddr, unsigned int duplex, - unsigned int fc, unsigned int pause_time) -{ - unsigned int flow = 0; - - DBG(KERN_DEBUG "GMAC Flow-Control:\n"); - if (fc & FLOW_RX) { - DBG(KERN_DEBUG "\tReceive Flow-Control ON\n"); - flow |= GMAC_FLOW_CTRL_RFE; - } - if (fc & FLOW_TX) { - DBG(KERN_DEBUG "\tTransmit Flow-Control ON\n"); - flow |= GMAC_FLOW_CTRL_TFE; - } - - if (duplex) { - DBG(KERN_DEBUG "\tduplex mode: pause time: %d\n", pause_time); - flow |= (pause_time << GMAC_FLOW_CTRL_PT_SHIFT); - } - - writel(flow, ioaddr + GMAC_FLOW_CTRL); - return; -} - -static void gmac_pmt(unsigned long ioaddr, unsigned long mode) -{ - unsigned int pmt = 0; - - if (mode == WAKE_MAGIC) { - DBG(KERN_DEBUG "GMAC: WOL Magic frame\n"); - pmt |= power_down | magic_pkt_en; - } else if (mode == WAKE_UCAST) { - DBG(KERN_DEBUG "GMAC: WOL on global unicast\n"); - pmt |= global_unicast; - } - - writel(pmt, ioaddr + GMAC_PMT); - return; -} - -static void gmac_init_rx_desc(struct dma_desc *p, unsigned int ring_size, +static void dwmac1000_init_rx_desc(struct dma_desc *p, unsigned int ring_size, int disable_rx_ic) { int i; @@ -552,7 +361,7 @@ static void gmac_init_rx_desc(struct dma_desc *p, unsigned int ring_size, return; } -static void gmac_init_tx_desc(struct dma_desc *p, unsigned int ring_size) +static void dwmac1000_init_tx_desc(struct dma_desc *p, unsigned int ring_size) { int i; @@ -566,32 +375,32 @@ static void gmac_init_tx_desc(struct dma_desc *p, unsigned int ring_size) return; } -static int gmac_get_tx_owner(struct dma_desc *p) +static int dwmac1000_get_tx_owner(struct dma_desc *p) { return p->des01.etx.own; } -static int gmac_get_rx_owner(struct dma_desc *p) +static int dwmac1000_get_rx_owner(struct dma_desc *p) { return p->des01.erx.own; } -static void gmac_set_tx_owner(struct dma_desc *p) +static void dwmac1000_set_tx_owner(struct dma_desc *p) { p->des01.etx.own = 1; } -static void gmac_set_rx_owner(struct dma_desc *p) +static void dwmac1000_set_rx_owner(struct dma_desc *p) { p->des01.erx.own = 1; } -static int gmac_get_tx_ls(struct dma_desc *p) +static int dwmac1000_get_tx_ls(struct dma_desc *p) { return p->des01.etx.last_segment; } -static void gmac_release_tx_desc(struct dma_desc *p) +static void dwmac1000_release_tx_desc(struct dma_desc *p) { int ter = p->des01.etx.end_ring; @@ -601,7 +410,7 @@ static void gmac_release_tx_desc(struct dma_desc *p) return; } -static void gmac_prepare_tx_desc(struct dma_desc *p, int is_fs, int len, +static void dwmac1000_prepare_tx_desc(struct dma_desc *p, int is_fs, int len, int csum_flag) { p->des01.etx.first_segment = is_fs; @@ -615,38 +424,27 @@ static void gmac_prepare_tx_desc(struct dma_desc *p, int is_fs, int len, p->des01.etx.checksum_insertion = cic_full; } -static void gmac_clear_tx_ic(struct dma_desc *p) +static void dwmac1000_clear_tx_ic(struct dma_desc *p) { p->des01.etx.interrupt = 0; } -static void gmac_close_tx_desc(struct dma_desc *p) +static void dwmac1000_close_tx_desc(struct dma_desc *p) { p->des01.etx.last_segment = 1; p->des01.etx.interrupt = 1; } -static int gmac_get_rx_frame_len(struct dma_desc *p) +static int dwmac1000_get_rx_frame_len(struct dma_desc *p) { return p->des01.erx.frame_length; } -struct stmmac_ops gmac_ops = { - .core_init = gmac_core_init, - .dump_regs = gmac_dump_regs, - .host_irq_status = gmac_irq_status, - .set_filter = gmac_set_filter, - .flow_ctrl = gmac_flow_ctrl, - .pmt = gmac_pmt, - .set_umac_addr = gmac_set_umac_addr, - .get_umac_addr = gmac_get_umac_addr, -}; - -struct stmmac_dma_ops gmac_dma_ops = { - .init = gmac_dma_init, - .dump_regs = gmac_dump_dma_regs, - .dma_mode = gmac_dma_operation_mode, - .dma_diagnostic_fr = gmac_dma_diagnostic_fr, +struct stmmac_dma_ops dwmac1000_dma_ops = { + .init = dwmac1000_dma_init, + .dump_regs = dwmac1000_dump_dma_regs, + .dma_mode = dwmac1000_dma_operation_mode, + .dma_diagnostic_fr = dwmac1000_dma_diagnostic_fr, .enable_dma_transmission = dwmac_enable_dma_transmission, .enable_dma_irq = dwmac_enable_dma_irq, .disable_dma_irq = dwmac_disable_dma_irq, @@ -657,44 +455,20 @@ struct stmmac_dma_ops gmac_dma_ops = { .dma_interrupt = dwmac_dma_interrupt, }; -struct stmmac_desc_ops gmac_desc_ops = { - .tx_status = gmac_get_tx_frame_status, - .rx_status = gmac_get_rx_frame_status, - .get_tx_len = gmac_get_tx_len, - .init_rx_desc = gmac_init_rx_desc, - .init_tx_desc = gmac_init_tx_desc, - .get_tx_owner = gmac_get_tx_owner, - .get_rx_owner = gmac_get_rx_owner, - .release_tx_desc = gmac_release_tx_desc, - .prepare_tx_desc = gmac_prepare_tx_desc, - .clear_tx_ic = gmac_clear_tx_ic, - .close_tx_desc = gmac_close_tx_desc, - .get_tx_ls = gmac_get_tx_ls, - .set_tx_owner = gmac_set_tx_owner, - .set_rx_owner = gmac_set_rx_owner, - .get_rx_frame_len = gmac_get_rx_frame_len, +struct stmmac_desc_ops dwmac1000_desc_ops = { + .tx_status = dwmac1000_get_tx_frame_status, + .rx_status = dwmac1000_get_rx_frame_status, + .get_tx_len = dwmac1000_get_tx_len, + .init_rx_desc = dwmac1000_init_rx_desc, + .init_tx_desc = dwmac1000_init_tx_desc, + .get_tx_owner = dwmac1000_get_tx_owner, + .get_rx_owner = dwmac1000_get_rx_owner, + .release_tx_desc = dwmac1000_release_tx_desc, + .prepare_tx_desc = dwmac1000_prepare_tx_desc, + .clear_tx_ic = dwmac1000_clear_tx_ic, + .close_tx_desc = dwmac1000_close_tx_desc, + .get_tx_ls = dwmac1000_get_tx_ls, + .set_tx_owner = dwmac1000_set_tx_owner, + .set_rx_owner = dwmac1000_set_rx_owner, + .get_rx_frame_len = dwmac1000_get_rx_frame_len, }; - -struct mac_device_info *gmac_setup(unsigned long ioaddr) -{ - struct mac_device_info *mac; - u32 uid = readl(ioaddr + GMAC_VERSION); - - pr_info("\tGMAC - user ID: 0x%x, Synopsys ID: 0x%x\n", - ((uid & 0x0000ff00) >> 8), (uid & 0x000000ff)); - - mac = kzalloc(sizeof(const struct mac_device_info), GFP_KERNEL); - - mac->mac = &gmac_ops; - mac->desc = &gmac_desc_ops; - mac->dma = &gmac_dma_ops; - - mac->pmt = PMT_SUPPORTED; - mac->link.port = GMAC_CONTROL_PS; - mac->link.duplex = GMAC_CONTROL_DM; - mac->link.speed = GMAC_CONTROL_FES; - mac->mii.addr = GMAC_MII_ADDR; - mac->mii.data = GMAC_MII_DATA; - - return mac; -} diff --git a/drivers/net/stmmac/stmmac_main.c b/drivers/net/stmmac/stmmac_main.c index e79e00b..16d4e1c 100644 --- a/drivers/net/stmmac/stmmac_main.c +++ b/drivers/net/stmmac/stmmac_main.c @@ -1583,7 +1583,7 @@ static int stmmac_mac_device_setup(struct net_device *dev) struct mac_device_info *device; if (priv->is_gmac) - device = gmac_setup(ioaddr); + device = dwmac1000_setup(ioaddr); else device = dwmac100_setup(ioaddr); |