diff options
| -rw-r--r-- | drivers/net/via-velocity.c | 178 | ||||
| -rw-r--r-- | drivers/net/via-velocity.h | 204 |
2 files changed, 176 insertions, 206 deletions
diff --git a/drivers/net/via-velocity.c b/drivers/net/via-velocity.c index fd1ff123efa0..4ae05799ac44 100644 --- a/drivers/net/via-velocity.c +++ b/drivers/net/via-velocity.c @@ -85,6 +85,163 @@ static int velocity_nics = 0; static int msglevel = MSG_LEVEL_INFO; +/** + * mac_get_cam_mask - Read a CAM mask + * @regs: register block for this velocity + * @mask: buffer to store mask + * + * Fetch the mask bits of the selected CAM and store them into the + * provided mask buffer. + */ + +static void mac_get_cam_mask(struct mac_regs __iomem * regs, u8 * mask) +{ + int i; + + /* Select CAM mask */ + BYTE_REG_BITS_SET(CAMCR_PS_CAM_MASK, CAMCR_PS1 | CAMCR_PS0, ®s->CAMCR); + + writeb(0, ®s->CAMADDR); + + /* read mask */ + for (i = 0; i < 8; i++) + *mask++ = readb(&(regs->MARCAM[i])); + + /* disable CAMEN */ + writeb(0, ®s->CAMADDR); + + /* Select mar */ + BYTE_REG_BITS_SET(CAMCR_PS_MAR, CAMCR_PS1 | CAMCR_PS0, ®s->CAMCR); + +} + + +/** + * mac_set_cam_mask - Set a CAM mask + * @regs: register block for this velocity + * @mask: CAM mask to load + * + * Store a new mask into a CAM + */ + +static void mac_set_cam_mask(struct mac_regs __iomem * regs, u8 * mask) +{ + int i; + /* Select CAM mask */ + BYTE_REG_BITS_SET(CAMCR_PS_CAM_MASK, CAMCR_PS1 | CAMCR_PS0, ®s->CAMCR); + + writeb(CAMADDR_CAMEN, ®s->CAMADDR); + + for (i = 0; i < 8; i++) { + writeb(*mask++, &(regs->MARCAM[i])); + } + /* disable CAMEN */ + writeb(0, ®s->CAMADDR); + + /* Select mar */ + BYTE_REG_BITS_SET(CAMCR_PS_MAR, CAMCR_PS1 | CAMCR_PS0, ®s->CAMCR); +} + +static void mac_set_vlan_cam_mask(struct mac_regs __iomem * regs, u8 * mask) +{ + int i; + /* Select CAM mask */ + BYTE_REG_BITS_SET(CAMCR_PS_CAM_MASK, CAMCR_PS1 | CAMCR_PS0, ®s->CAMCR); + + writeb(CAMADDR_CAMEN | CAMADDR_VCAMSL, ®s->CAMADDR); + + for (i = 0; i < 8; i++) { + writeb(*mask++, &(regs->MARCAM[i])); + } + /* disable CAMEN */ + writeb(0, ®s->CAMADDR); + + /* Select mar */ + BYTE_REG_BITS_SET(CAMCR_PS_MAR, CAMCR_PS1 | CAMCR_PS0, ®s->CAMCR); +} + +/** + * mac_set_cam - set CAM data + * @regs: register block of this velocity + * @idx: Cam index + * @addr: 2 or 6 bytes of CAM data + * + * Load an address or vlan tag into a CAM + */ + +static void mac_set_cam(struct mac_regs __iomem * regs, int idx, const u8 *addr) +{ + int i; + + /* Select CAM mask */ + BYTE_REG_BITS_SET(CAMCR_PS_CAM_DATA, CAMCR_PS1 | CAMCR_PS0, ®s->CAMCR); + + idx &= (64 - 1); + + writeb(CAMADDR_CAMEN | idx, ®s->CAMADDR); + + for (i = 0; i < 6; i++) { + writeb(*addr++, &(regs->MARCAM[i])); + } + BYTE_REG_BITS_ON(CAMCR_CAMWR, ®s->CAMCR); + + udelay(10); + + writeb(0, ®s->CAMADDR); + + /* Select mar */ + BYTE_REG_BITS_SET(CAMCR_PS_MAR, CAMCR_PS1 | CAMCR_PS0, ®s->CAMCR); +} + +static void mac_set_vlan_cam(struct mac_regs __iomem * regs, int idx, + const u8 *addr) +{ + + /* Select CAM mask */ + BYTE_REG_BITS_SET(CAMCR_PS_CAM_DATA, CAMCR_PS1 | CAMCR_PS0, ®s->CAMCR); + + idx &= (64 - 1); + + writeb(CAMADDR_CAMEN | CAMADDR_VCAMSL | idx, ®s->CAMADDR); + writew(*((u16 *) addr), ®s->MARCAM[0]); + + BYTE_REG_BITS_ON(CAMCR_CAMWR, ®s->CAMCR); + + udelay(10); + + writeb(0, ®s->CAMADDR); + + /* Select mar */ + BYTE_REG_BITS_SET(CAMCR_PS_MAR, CAMCR_PS1 | CAMCR_PS0, ®s->CAMCR); +} + + +/** + * mac_wol_reset - reset WOL after exiting low power + * @regs: register block of this velocity + * + * Called after we drop out of wake on lan mode in order to + * reset the Wake on lan features. This function doesn't restore + * the rest of the logic from the result of sleep/wakeup + */ + +static void mac_wol_reset(struct mac_regs __iomem * regs) +{ + + /* Turn off SWPTAG right after leaving power mode */ + BYTE_REG_BITS_OFF(STICKHW_SWPTAG, ®s->STICKHW); + /* clear sticky bits */ + BYTE_REG_BITS_OFF((STICKHW_DS1 | STICKHW_DS0), ®s->STICKHW); + + BYTE_REG_BITS_OFF(CHIPGCR_FCGMII, ®s->CHIPGCR); + BYTE_REG_BITS_OFF(CHIPGCR_FCMODE, ®s->CHIPGCR); + /* disable force PME-enable */ + writeb(WOLCFG_PMEOVR, ®s->WOLCFGClr); + /* disable power-event config bit */ + writew(0xFFFF, ®s->WOLCRClr); + /* clear power status */ + writew(0xFFFF, ®s->WOLSRClr); +} static int velocity_mii_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd); static const struct ethtool_ops velocity_ethtool_ops; @@ -309,7 +466,7 @@ MODULE_DEVICE_TABLE(pci, velocity_id_table); * a pointer a static string valid while the driver is loaded. */ -static char __devinit *get_chip_name(enum chip_type chip_id) +static const char __devinit *get_chip_name(enum chip_type chip_id) { int i; for (i = 0; chip_info_table[i].name != NULL; i++) @@ -458,8 +615,8 @@ static void velocity_init_cam_filter(struct velocity_info *vptr) /* Disable all CAMs */ memset(vptr->vCAMmask, 0, sizeof(u8) * 8); memset(vptr->mCAMmask, 0, sizeof(u8) * 8); - mac_set_cam_mask(regs, vptr->vCAMmask, VELOCITY_VLAN_ID_CAM); - mac_set_cam_mask(regs, vptr->mCAMmask, VELOCITY_MULTICAST_CAM); + mac_set_vlan_cam_mask(regs, vptr->vCAMmask); + mac_set_cam_mask(regs, vptr->mCAMmask); /* Enable first VCAM */ if (vptr->vlgrp) { @@ -471,17 +628,16 @@ static void velocity_init_cam_filter(struct velocity_info *vptr) if (vid != 0) WORD_REG_BITS_ON(MCFG_RTGOPT, ®s->MCFG); - mac_set_cam(regs, 0, (u8 *) &vid, - VELOCITY_VLAN_ID_CAM); + mac_set_vlan_cam(regs, 0, (u8 *) &vid); } } vptr->vCAMmask[0] |= 1; - mac_set_cam_mask(regs, vptr->vCAMmask, VELOCITY_VLAN_ID_CAM); + mac_set_vlan_cam_mask(regs, vptr->vCAMmask); } else { u16 temp = 0; - mac_set_cam(regs, 0, (u8 *) &temp, VELOCITY_VLAN_ID_CAM); + mac_set_vlan_cam(regs, 0, (u8 *) &temp); temp = 1; - mac_set_cam_mask(regs, (u8 *) &temp, VELOCITY_VLAN_ID_CAM); + mac_set_vlan_cam_mask(regs, (u8 *) &temp); } } @@ -2131,14 +2287,14 @@ static void velocity_set_multi(struct net_device *dev) rx_mode = (RCR_AM | RCR_AB); } else { int offset = MCAM_SIZE - vptr->multicast_limit; - mac_get_cam_mask(regs, vptr->mCAMmask, VELOCITY_MULTICAST_CAM); + mac_get_cam_mask(regs, vptr->mCAMmask); for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count; i++, mclist = mclist->next) { - mac_set_cam(regs, i + offset, mclist->dmi_addr, VELOCITY_MULTICAST_CAM); + mac_set_cam(regs, i + offset, mclist->dmi_addr); vptr->mCAMmask[(offset + i) / 8] |= 1 << ((offset + i) & 7); } - mac_set_cam_mask(regs, vptr->mCAMmask, VELOCITY_MULTICAST_CAM); + mac_set_cam_mask(regs, vptr->mCAMmask); rx_mode = (RCR_AM | RCR_AB); } if (dev->mtu > 1500) diff --git a/drivers/net/via-velocity.h b/drivers/net/via-velocity.h index af17161286ae..aa9179623d90 100644 --- a/drivers/net/via-velocity.h +++ b/drivers/net/via-velocity.h @@ -1173,7 +1173,7 @@ enum chip_type { struct velocity_info_tbl { enum chip_type chip_id; - char *name; + const char *name; int txqueue; u32 flags; }; @@ -1194,14 +1194,6 @@ struct velocity_info_tbl { #define mac_disable_int(regs) writel(CR0_GINTMSK1,&((regs)->CR0Clr)) #define mac_enable_int(regs) writel(CR0_GINTMSK1,&((regs)->CR0Set)) -#define mac_hw_mibs_read(regs, MIBs) {\ - int i;\ - BYTE_REG_BITS_ON(MIBCR_MPTRINI,&((regs)->MIBCR));\ - for (i=0;i<HW_MIB_SIZE;i++) {\ - (MIBs)[i]=readl(&((regs)->MIBData));\ - }\ -} - #define mac_set_dma_length(regs, n) {\ BYTE_REG_BITS_SET((n),0x07,&((regs)->DCFG));\ } @@ -1226,195 +1218,17 @@ struct velocity_info_tbl { writew(TRDCSR_WAK<<(n*4),&((regs)->TDCSRSet));\ } -#define mac_eeprom_reload(regs) {\ - int i=0;\ - BYTE_REG_BITS_ON(EECSR_RELOAD,&((regs)->EECSR));\ - do {\ - udelay(10);\ - if (i++>0x1000) {\ - break;\ - }\ - }while (BYTE_REG_BITS_IS_ON(EECSR_RELOAD,&((regs)->EECSR)));\ -} - -enum velocity_cam_type { - VELOCITY_VLAN_ID_CAM = 0, - VELOCITY_MULTICAST_CAM -}; - -/** - * mac_get_cam_mask - Read a CAM mask - * @regs: register block for this velocity - * @mask: buffer to store mask - * @cam_type: CAM to fetch - * - * Fetch the mask bits of the selected CAM and store them into the - * provided mask buffer. - */ - -static inline void mac_get_cam_mask(struct mac_regs __iomem * regs, u8 * mask, enum velocity_cam_type cam_type) -{ - int i; - /* Select CAM mask */ - BYTE_REG_BITS_SET(CAMCR_PS_CAM_MASK, CAMCR_PS1 | CAMCR_PS0, ®s->CAMCR); - - if (cam_type == VELOCITY_VLAN_ID_CAM) - writeb(CAMADDR_VCAMSL, ®s->CAMADDR); - else - writeb(0, ®s->CAMADDR); - - /* read mask */ - for (i = 0; i < 8; i++) - *mask++ = readb(&(regs->MARCAM[i])); - - /* disable CAMEN */ - writeb(0, ®s->CAMADDR); - - /* Select mar */ - BYTE_REG_BITS_SET(CAMCR_PS_MAR, CAMCR_PS1 | CAMCR_PS0, ®s->CAMCR); - -} - -/** - * mac_set_cam_mask - Set a CAM mask - * @regs: register block for this velocity - * @mask: CAM mask to load - * @cam_type: CAM to store - * - * Store a new mask into a CAM - */ - -static inline void mac_set_cam_mask(struct mac_regs __iomem * regs, u8 * mask, enum velocity_cam_type cam_type) -{ - int i; - /* Select CAM mask */ - BYTE_REG_BITS_SET(CAMCR_PS_CAM_MASK, CAMCR_PS1 | CAMCR_PS0, ®s->CAMCR); - - if (cam_type == VELOCITY_VLAN_ID_CAM) - writeb(CAMADDR_CAMEN | CAMADDR_VCAMSL, ®s->CAMADDR); - else - writeb(CAMADDR_CAMEN, ®s->CAMADDR); - - for (i = 0; i < 8; i++) { - writeb(*mask++, &(regs->MARCAM[i])); - } - /* disable CAMEN */ - writeb(0, ®s->CAMADDR); - - /* Select mar */ - BYTE_REG_BITS_SET(CAMCR_PS_MAR, CAMCR_PS1 | CAMCR_PS0, ®s->CAMCR); -} - -/** - * mac_set_cam - set CAM data - * @regs: register block of this velocity - * @idx: Cam index - * @addr: 2 or 6 bytes of CAM data - * @cam_type: CAM to load - * - * Load an address or vlan tag into a CAM - */ - -static inline void mac_set_cam(struct mac_regs __iomem * regs, int idx, u8 *addr, enum velocity_cam_type cam_type) -{ - int i; - - /* Select CAM mask */ - BYTE_REG_BITS_SET(CAMCR_PS_CAM_DATA, CAMCR_PS1 | CAMCR_PS0, ®s->CAMCR); - - idx &= (64 - 1); - - if (cam_type == VELOCITY_VLAN_ID_CAM) - writeb(CAMADDR_CAMEN | CAMADDR_VCAMSL | idx, ®s->CAMADDR); - else - writeb(CAMADDR_CAMEN | idx, ®s->CAMADDR); - - if (cam_type == VELOCITY_VLAN_ID_CAM) - writew(*((u16 *) addr), ®s->MARCAM[0]); - else { - for (i = 0; i < 6; i++) { - writeb(*addr++, &(regs->MARCAM[i])); - } - } - BYTE_REG_BITS_ON(CAMCR_CAMWR, ®s->CAMCR); - - udelay(10); - - writeb(0, ®s->CAMADDR); - - /* Select mar */ - BYTE_REG_BITS_SET(CAMCR_PS_MAR, CAMCR_PS1 | CAMCR_PS0, ®s->CAMCR); -} - -/** - * mac_get_cam - fetch CAM data - * @regs: register block of this velocity - * @idx: Cam index - * @addr: buffer to hold up to 6 bytes of CAM data - * @cam_type: CAM to load - * - * Load an address or vlan tag from a CAM into the buffer provided by - * the caller. VLAN tags are 2 bytes the address cam entries are 6. - */ - -static inline void mac_get_cam(struct mac_regs __iomem * regs, int idx, u8 *addr, enum velocity_cam_type cam_type) -{ - int i; - - /* Select CAM mask */ - BYTE_REG_BITS_SET(CAMCR_PS_CAM_DATA, CAMCR_PS1 | CAMCR_PS0, ®s->CAMCR); - - idx &= (64 - 1); - - if (cam_type == VELOCITY_VLAN_ID_CAM) - writeb(CAMADDR_CAMEN | CAMADDR_VCAMSL | idx, ®s->CAMADDR); - else - writeb(CAMADDR_CAMEN | idx, ®s->CAMADDR); - - BYTE_REG_BITS_ON(CAMCR_CAMRD, ®s->CAMCR); - - udelay(10); - - if (cam_type == VELOCITY_VLAN_ID_CAM) - *((u16 *) addr) = readw(&(regs->MARCAM[0])); - else - for (i = 0; i < 6; i++, addr++) - *((u8 *) addr) = readb(&(regs->MARCAM[i])); - - writeb(0, ®s->CAMADDR); - - /* Select mar */ - BYTE_REG_BITS_SET(CAMCR_PS_MAR, CAMCR_PS1 | CAMCR_PS0, ®s->CAMCR); -} - -/** - * mac_wol_reset - reset WOL after exiting low power - * @regs: register block of this velocity - * - * Called after we drop out of wake on lan mode in order to - * reset the Wake on lan features. This function doesn't restore - * the rest of the logic from the result of sleep/wakeup - */ - -static inline void mac_wol_reset(struct mac_regs __iomem * regs) -{ +static inline void mac_eeprom_reload(struct mac_regs __iomem * regs) { + int i=0; - /* Turn off SWPTAG right after leaving power mode */ - BYTE_REG_BITS_OFF(STICKHW_SWPTAG, ®s->STICKHW); - /* clear sticky bits */ - BYTE_REG_BITS_OFF((STICKHW_DS1 | STICKHW_DS0), ®s->STICKHW); - - BYTE_REG_BITS_OFF(CHIPGCR_FCGMII, ®s->CHIPGCR); - BYTE_REG_BITS_OFF(CHIPGCR_FCMODE, ®s->CHIPGCR); - /* disable force PME-enable */ - writeb(WOLCFG_PMEOVR, ®s->WOLCFGClr); - /* disable power-event config bit */ - writew(0xFFFF, ®s->WOLCRClr); - /* clear power status */ - writew(0xFFFF, ®s->WOLSRClr); + BYTE_REG_BITS_ON(EECSR_RELOAD,&(regs->EECSR)); + do { + udelay(10); + if (i++>0x1000) + break; + } while (BYTE_REG_BITS_IS_ON(EECSR_RELOAD,&(regs->EECSR))); } - /* * Header for WOL definitions. Used to compute hashes */ |