From patchwork Sun Apr 28 03:16:46 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tony Prisk X-Patchwork-Id: 2497911 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) by patchwork2.kernel.org (Postfix) with ESMTP id 3B081DF23A for ; Sun, 28 Apr 2013 03:18:56 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1UWI7h-000110-Lx; Sun, 28 Apr 2013 03:17:59 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1UWI7I-0005fx-Pa; Sun, 28 Apr 2013 03:17:32 +0000 Received: from server.prisktech.co.nz ([115.188.14.127]) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1UWI6d-0005cN-HC for linux-arm-kernel@lists.infradead.org; Sun, 28 Apr 2013 03:17:00 +0000 Received: from localhost.localdomain (unknown [192.168.0.102]) by server.prisktech.co.nz (Postfix) with ESMTP id 56617FC0CC5; Sun, 28 Apr 2013 15:16:49 +1200 (NZST) From: Tony Prisk To: Francois Romieu Subject: [PATCH 4/4] net: velocity: Add platform device support to VIA velocity driver Date: Sun, 28 Apr 2013 15:16:46 +1200 Message-Id: <1367119006-31280-5-git-send-email-linux@prisktech.co.nz> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1367119006-31280-1-git-send-email-linux@prisktech.co.nz> References: <1367119006-31280-1-git-send-email-linux@prisktech.co.nz> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130427_231654_850985_5DB7A0BF X-CRM114-Status: GOOD ( 34.89 ) X-Spam-Score: -1.9 (-) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-1.9 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] Cc: vt8500-wm8505-linux-kernel@googlegroups.com, netdev@vger.kernel.org, Tony Prisk , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Add support for the VIA Velocity network driver to be bound to a OF created platform device. Signed-off-by: Tony Prisk --- .../devicetree/bindings/net/via-velocity.txt | 20 + drivers/net/ethernet/via/Kconfig | 3 +- drivers/net/ethernet/via/via-velocity.c | 453 +++++++++++++++----- drivers/net/ethernet/via/via-velocity.h | 30 +- 4 files changed, 398 insertions(+), 108 deletions(-) create mode 100644 Documentation/devicetree/bindings/net/via-velocity.txt diff --git a/Documentation/devicetree/bindings/net/via-velocity.txt b/Documentation/devicetree/bindings/net/via-velocity.txt new file mode 100644 index 0000000..b3db469 --- /dev/null +++ b/Documentation/devicetree/bindings/net/via-velocity.txt @@ -0,0 +1,20 @@ +* VIA Velocity 10/100/1000 Network Controller + +Required properties: +- compatible : Should be "via,velocity-vt6110" +- reg : Address and length of the io space +- interrupts : Should contain the controller interrupt line + +Optional properties: +- no-eeprom : PCI network cards use an external EEPROM to store data. Embedded + devices quite often set this data in uboot and do not provide an eeprom. + Specify this option if you have no external eeprom. + +Examples: + +eth0@d8004000 { + compatible = "via,velocity-vt6110"; + reg = <0xd8004000 0x400>; + interrupts = <10>; + no-eeprom; +}; diff --git a/drivers/net/ethernet/via/Kconfig b/drivers/net/ethernet/via/Kconfig index 68a9ba6..6a87097 100644 --- a/drivers/net/ethernet/via/Kconfig +++ b/drivers/net/ethernet/via/Kconfig @@ -5,7 +5,6 @@ config NET_VENDOR_VIA bool "VIA devices" default y - depends on PCI ---help--- If you have a network (Ethernet) card belonging to this class, say Y and read the Ethernet-HOWTO, available from @@ -45,7 +44,7 @@ config VIA_RHINE_MMIO config VIA_VELOCITY tristate "VIA Velocity support" - depends on PCI + depends on (PCI || USE_OF) select CRC32 select CRC_CCITT select NET_CORE diff --git a/drivers/net/ethernet/via/via-velocity.c b/drivers/net/ethernet/via/via-velocity.c index a5fe892..f4b5ff1 100644 --- a/drivers/net/ethernet/via/via-velocity.c +++ b/drivers/net/ethernet/via/via-velocity.c @@ -65,7 +65,11 @@ #include #include #include +#include +#include +#include #include +#include #include #include #include @@ -84,6 +88,16 @@ static int velocity_nics; static int msglevel = MSG_LEVEL_INFO; +static void velocity_set_power_state(struct velocity_info *vptr, char state) +{ + void *addr = vptr->mac_regs; + + if (vptr->bustype == BUS_PCI) + pci_set_power_state(vptr->pdev, state); + else + writeb(state, addr + 0x154); +} + /** * mac_get_cam_mask - Read a CAM mask * @regs: register block for this velocity @@ -362,12 +376,24 @@ static struct velocity_info_tbl chip_info_table[] = { * Describe the PCI device identifiers that we support in this * device driver. Used for hotplug autoloading. */ -static DEFINE_PCI_DEVICE_TABLE(velocity_id_table) = { +#ifdef CONFIG_PCI +static DEFINE_PCI_DEVICE_TABLE(velocity_pci_id_table) = { { PCI_DEVICE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_612X) }, { } }; -MODULE_DEVICE_TABLE(pci, velocity_id_table); +MODULE_DEVICE_TABLE(pci, velocity_pci_id_table); +#endif + +/** + * Describe the OF device identifiers that we support in this + * device driver. Used for devicetree nodes. + */ +static struct of_device_id velocity_of_ids[] = { + { .compatible = "via,velocity-vt6110", .data = &chip_info_table[0] }, + { /* Sentinel */ }, +}; +MODULE_DEVICE_TABLE(of, velocity_of_ids); /** * get_chip_name - identifier to name @@ -386,29 +412,6 @@ static const char *get_chip_name(enum chip_type chip_id) } /** - * velocity_remove1 - device unplug - * @pdev: PCI device being removed - * - * Device unload callback. Called on an unplug or on module - * unload for each active device that is present. Disconnects - * the device from the network layer and frees all the resources - */ -static void velocity_remove1(struct pci_dev *pdev) -{ - struct net_device *dev = pci_get_drvdata(pdev); - struct velocity_info *vptr = netdev_priv(dev); - - unregister_netdev(dev); - iounmap(vptr->mac_regs); - pci_release_regions(pdev); - pci_disable_device(pdev); - pci_set_drvdata(pdev, NULL); - free_netdev(dev); - - velocity_nics--; -} - -/** * velocity_set_int_opt - parser for integer options * @opt: pointer to option value * @val: value the user requested (or -1 for default) @@ -1179,6 +1182,14 @@ static void mii_init(struct velocity_info *vptr, u32 mii_status) u16 BMCR; switch (PHYID_GET_PHY_ID(vptr->phy_id)) { + case PHYID_ICPLUS_IP101A: + MII_REG_BITS_OFF((ADVERTISE_PAUSE_ASYM | ADVERTISE_PAUSE_CAP), MII_ADVERTISE, vptr->mac_regs); + if (vptr->mii_status & VELOCITY_DUPLEX_FULL) + MII_REG_BITS_ON(TCSR_ECHODIS, MII_SREVISION, vptr->mac_regs); + else + MII_REG_BITS_OFF(TCSR_ECHODIS, MII_SREVISION, vptr->mac_regs); + MII_REG_BITS_ON(PLED_LALBE, MII_TPISTATUS, vptr->mac_regs); + break; case PHYID_CICADA_CS8201: /* * Reset to hardware default @@ -1351,9 +1362,12 @@ static void velocity_init_registers(struct velocity_info *vptr, velocity_soft_reset(vptr); mdelay(5); - mac_eeprom_reload(regs); - for (i = 0; i < 6; i++) - writeb(vptr->netdev->dev_addr[i], &(regs->PAR[i])); + if (!vptr->no_eeprom) { + mac_eeprom_reload(regs); + for (i = 0; i < 6; i++) + writeb(vptr->netdev->dev_addr[i], + &(regs->PAR[i])); + } /* * clear Pre_ACPI bit. @@ -2231,15 +2245,15 @@ static int velocity_open(struct net_device *dev) goto out; /* Ensure chip is running */ - pci_set_power_state(vptr->pdev, PCI_D0); + velocity_set_power_state(vptr, PCI_D0); velocity_init_registers(vptr, VELOCITY_INIT_COLD); - ret = request_irq(vptr->pdev->irq, velocity_intr, IRQF_SHARED, + ret = request_irq(dev->irq, velocity_intr, IRQF_SHARED, dev->name, dev); if (ret < 0) { /* Power down the chip */ - pci_set_power_state(vptr->pdev, PCI_D3hot); + velocity_set_power_state(vptr, PCI_D3hot); velocity_free_rings(vptr); goto out; } @@ -2411,7 +2425,7 @@ static int velocity_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) saving then we need to bring the device back up to talk to it */ if (!netif_running(dev)) - pci_set_power_state(vptr->pdev, PCI_D0); + velocity_set_power_state(vptr, PCI_D0); switch (cmd) { case SIOCGMIIPHY: /* Get address of MII PHY in use. */ @@ -2424,7 +2438,7 @@ static int velocity_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) ret = -EOPNOTSUPP; } if (!netif_running(dev)) - pci_set_power_state(vptr->pdev, PCI_D3hot); + velocity_set_power_state(vptr, PCI_D3hot); return ret; @@ -2490,7 +2504,7 @@ static int velocity_close(struct net_device *dev) if (vptr->flags & VELOCITY_FLAGS_WOL_ENABLED) velocity_get_ip(vptr); - free_irq(vptr->pdev->irq, dev); + free_irq(dev->irq, dev); velocity_free_rings(vptr); @@ -2629,13 +2643,25 @@ static const struct net_device_ops velocity_netdev_ops = { * Set up the initial velocity_info struct for the device that has been * discovered. */ -static void velocity_init_info(struct pci_dev *pdev, struct velocity_info *vptr, - const struct velocity_info_tbl *info) +static void velocity_init_info(void *pdev, + struct velocity_info *vptr, + const struct velocity_info_tbl *info, + enum velocity_bus_type bustype) { + struct pci_dev *pci_dev; + struct platform_device *platform_dev; + memset(vptr, 0, sizeof(struct velocity_info)); - vptr->dev = &pdev->dev; - vptr->pdev = pdev; + if (bustype == BUS_PCI) { + pci_dev = pdev; + vptr->pdev = pci_dev; + vptr->dev = &pci_dev->dev; + } else { + platform_dev = pdev; + vptr->dev = &platform_dev->dev; + } + vptr->chip_id = info->chip_id; vptr->tx.numq = info->txqueue; vptr->multicast_limit = MCAM_SIZE; @@ -2653,8 +2679,6 @@ static void velocity_init_info(struct pci_dev *pdev, struct velocity_info *vptr, static int velocity_get_pci_info(struct velocity_info *vptr, struct pci_dev *pdev) { - vptr->rev_id = pdev->revision; - pci_set_master(pdev); vptr->ioaddr = pci_resource_start(pdev, 0); @@ -2676,12 +2700,45 @@ static int velocity_get_pci_info(struct velocity_info *vptr, dev_err(&pdev->dev, "region #1 is too small.\n"); return -EINVAL; } + vptr->pdev = pdev; return 0; } /** + * velocity_get_platform_info - retrieve platform info for device + * @vptr: velocity device + * @pdev: platform device it matches + * + * Retrieve the Platform configuration data that interests us + */ +static int velocity_get_platform_info(struct velocity_info *vptr, + struct platform_device *pdev) +{ + int ret; + struct resource res; + + if (of_get_property(pdev->dev.of_node, "no-eeprom", NULL)) + vptr->no_eeprom = 1; + + ret = of_address_to_resource(pdev->dev.of_node, 0, &res); + if (ret) { + dev_err(&pdev->dev, "unable to find memory address\n"); + return ret; + } + + vptr->memaddr = res.start; + + if (resource_size(&res) < VELOCITY_IO_SIZE) { + dev_err(&pdev->dev, "memory region is too small.\n"); + return -EINVAL; + } + + return 0; +} + +/** * velocity_print_info - per driver data * @vptr: velocity * @@ -2705,42 +2762,59 @@ static u32 velocity_get_link(struct net_device *dev) } /** - * velocity_found1 - set up discovered velocity card + * velocity_probe - set up discovered velocity device * @pdev: PCI device * @ent: PCI device table entry that matched + * @bustype: bus that device is connected to * * Configure a discovered adapter from scratch. Return a negative * errno error code on failure paths. */ -static int velocity_found1(struct pci_dev *pdev, - const struct pci_device_id *ent) +static int velocity_probe(void *pdev, + const struct pci_device_id *ent, + enum velocity_bus_type bustype) { static int first = 1; - struct net_device *dev; + struct pci_dev *pci_dev = NULL; + struct platform_device *platform_dev = NULL; + struct net_device *netdev; + struct device *dev; + const struct of_device_id *of_id; int i; const char *drv_string; - const struct velocity_info_tbl *info = &chip_info_table[ent->driver_data]; + const struct velocity_info_tbl *info; struct velocity_info *vptr; struct mac_regs __iomem *regs; + int pci = (bustype == BUS_PCI) ? 1 : 0; int ret = -ENOMEM; + if (pci) { + pci_dev = pdev; + dev = &pci_dev->dev; + info = &chip_info_table[ent->driver_data]; + } else { + platform_dev = pdev; + dev = &platform_dev->dev; + of_id = of_match_device(velocity_of_ids, dev); + info = of_id->data; + } + /* FIXME: this driver, like almost all other ethernet drivers, * can support more than MAX_UNITS. */ if (velocity_nics >= MAX_UNITS) { - dev_notice(&pdev->dev, "already found %d NICs.\n", - velocity_nics); + dev_notice(dev, "already found %d NICs.\n", velocity_nics); return -ENODEV; } - dev = alloc_etherdev(sizeof(struct velocity_info)); - if (!dev) + netdev = alloc_etherdev(sizeof(struct velocity_info)); + if (!netdev) goto out; /* Chain it all together */ - SET_NETDEV_DEV(dev, &pdev->dev); - vptr = netdev_priv(dev); + SET_NETDEV_DEV(netdev, dev); + vptr = netdev_priv(netdev); if (first) { printk(KERN_INFO "%s Ver. %s\n", @@ -2750,26 +2824,42 @@ static int velocity_found1(struct pci_dev *pdev, first = 0; } - velocity_init_info(pdev, vptr, info); + velocity_init_info(pdev, vptr, info, bustype); + vptr->bustype = bustype; + vptr->netdev = netdev; - vptr->netdev = dev; - - ret = pci_enable_device(pdev); - if (ret < 0) - goto err_free_dev; + if (pci) { + ret = pci_enable_device(pci_dev); + if (ret < 0) + goto err_free_dev; + netdev->irq = pci_dev->irq; + } else { + netdev->irq = + irq_of_parse_and_map(platform_dev->dev.of_node, 0); - ret = velocity_get_pci_info(vptr, pdev); - if (ret < 0) { - /* error message already printed */ - goto err_disable; + if (!netdev->irq) { + ret = -EINVAL; + goto err_free_dev; + } } - ret = pci_request_regions(pdev, VELOCITY_NAME); - if (ret < 0) { - dev_err(&pdev->dev, "No PCI resources.\n"); - goto err_disable; + if (pci) { + ret = velocity_get_pci_info(vptr, pci_dev); + if (ret < 0) + goto err_disable; + + ret = pci_request_regions(pci_dev, VELOCITY_NAME); + if (ret < 0) { + dev_err(dev, "No PCI resources.\n"); + goto err_disable; + } + } else { + ret = velocity_get_platform_info(vptr, platform_dev); + if (ret < 0) + goto err_disable; } + regs = ioremap(vptr->memaddr, VELOCITY_IO_SIZE); if (regs == NULL) { ret = -EIO; @@ -2778,13 +2868,18 @@ static int velocity_found1(struct pci_dev *pdev, vptr->mac_regs = regs; + if (pci) + vptr->rev_id = pci_dev->revision; + else + vptr->rev_id = readb(®s->CR0Set); + mac_wol_reset(regs); for (i = 0; i < 6; i++) - dev->dev_addr[i] = readb(®s->PAR[i]); + netdev->dev_addr[i] = readb(®s->PAR[i]); - drv_string = dev_driver_string(&pdev->dev); + drv_string = dev_driver_string(dev); velocity_get_options(&vptr->options, velocity_nics, drv_string); @@ -2805,29 +2900,32 @@ static int velocity_found1(struct pci_dev *pdev, vptr->phy_id = MII_GET_PHY_ID(vptr->mac_regs); - dev->netdev_ops = &velocity_netdev_ops; - dev->ethtool_ops = &velocity_ethtool_ops; - netif_napi_add(dev, &vptr->napi, velocity_poll, VELOCITY_NAPI_WEIGHT); + netdev->netdev_ops = &velocity_netdev_ops; + netdev->ethtool_ops = &velocity_ethtool_ops; + netif_napi_add(netdev, &vptr->napi, velocity_poll, VELOCITY_NAPI_WEIGHT); - dev->hw_features = NETIF_F_IP_CSUM | NETIF_F_SG | NETIF_F_HW_VLAN_TX; - dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_FILTER | + netdev->hw_features = NETIF_F_IP_CSUM | NETIF_F_SG | NETIF_F_HW_VLAN_TX; + netdev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_FILTER | NETIF_F_HW_VLAN_RX | NETIF_F_IP_CSUM; - ret = register_netdev(dev); + ret = register_netdev(netdev); if (ret < 0) goto err_iounmap; - if (!velocity_get_link(dev)) { - netif_carrier_off(dev); + if (!velocity_get_link(netdev)) { + netif_carrier_off(netdev); vptr->mii_status |= VELOCITY_LINK_FAIL; } velocity_print_info(vptr); - pci_set_drvdata(pdev, dev); + if (pci) + pci_set_drvdata(pci_dev, netdev); + else + platform_set_drvdata(platform_dev, netdev); /* and leave the chip powered down */ - pci_set_power_state(pdev, PCI_D3hot); + velocity_set_power_state(vptr, PCI_D3hot); velocity_nics++; out: return ret; @@ -2835,14 +2933,79 @@ out: err_iounmap: iounmap(regs); err_release_res: - pci_release_regions(pdev); + if (pci) + pci_release_regions(pci_dev); err_disable: - pci_disable_device(pdev); + if (pci) + pci_disable_device(pci_dev); err_free_dev: - free_netdev(dev); + free_netdev(netdev); goto out; } +/** + * velocity_remove - device unplug + * @pdev: PCI device being removed + * @bustype: bus that device is connected to + * + * Device unload callback. Called on an unplug or on module + * unload for each active device that is present. Disconnects + * the device from the network layer and frees all the resources + */ +static int velocity_remove(void *pdev, enum velocity_bus_type bustype) +{ + struct net_device *netdev; + struct velocity_info *vptr; + int pci = (bustype == BUS_PCI) ? 1 : 0; + + if (pci) + netdev = pci_get_drvdata(pdev); + else + netdev = platform_get_drvdata(pdev); + + vptr = netdev_priv(netdev); + + unregister_netdev(netdev); + iounmap(vptr->mac_regs); + + if (pci) { + pci_release_regions(pdev); + pci_disable_device(pdev); + pci_set_drvdata(pdev, NULL); + } else { + platform_set_drvdata(pdev, NULL); + } + + free_netdev(netdev); + + velocity_nics--; + + return 0; +} + +#ifdef CONFIG_PCI +static int velocity_pci_probe(struct pci_dev *pdev, + const struct pci_device_id *ent) +{ + return velocity_probe(pdev, ent, BUS_PCI); +} + +static void velocity_pci_remove(struct pci_dev *pdev) +{ + velocity_remove(pdev, BUS_PCI); +} +#endif + +static int velocity_platform_probe(struct platform_device *pdev) +{ + return velocity_probe(pdev, NULL, BUS_PLATFORM); +} + +static int velocity_platform_remove(struct platform_device *pdev) +{ + return velocity_remove(pdev, BUS_PLATFORM); +} + #ifdef CONFIG_PM /** * wol_calc_crc - WOL CRC @@ -3000,11 +3163,20 @@ static void velocity_save_context(struct velocity_info *vptr, struct velocity_co } -static int velocity_suspend(struct pci_dev *pdev, pm_message_t state) +static int velocity_suspend(void *pdev, pm_message_t state, + enum velocity_bus_type bustype) { - struct net_device *dev = pci_get_drvdata(pdev); - struct velocity_info *vptr = netdev_priv(dev); + struct net_device *netdev; + struct velocity_info *vptr; unsigned long flags; + int pci = (bustype == BUS_PCI) ? 1 : 0; + + if (pci) + netdev = pci_get_drvdata(pdev) + else + netdev = platform_get_drvdata(pdev); + + vptr = netdev_priv(netdev); if (!netif_running(vptr->netdev)) return 0; @@ -3012,20 +3184,24 @@ static int velocity_suspend(struct pci_dev *pdev, pm_message_t state) netif_device_detach(vptr->netdev); spin_lock_irqsave(&vptr->lock, flags); - pci_save_state(pdev); + if (pci) + pci_save_state(pdev); if (vptr->flags & VELOCITY_FLAGS_WOL_ENABLED) { velocity_get_ip(vptr); velocity_save_context(vptr, &vptr->context); velocity_shutdown(vptr); velocity_set_wol(vptr); - pci_enable_wake(pdev, PCI_D3hot, 1); - pci_set_power_state(pdev, PCI_D3hot); + if (pci) + pci_enable_wake(pdev, PCI_D3hot, 1); + velocity_set_power_state(vptr, PCI_D3hot); } else { velocity_save_context(vptr, &vptr->context); velocity_shutdown(vptr); - pci_disable_device(pdev); - pci_set_power_state(pdev, pci_choose_state(pdev, state)); + if (pci) + pci_disable_device(pdev); + velocity_set_power_state(vptr, + velocity_choose_state(pdev, state)); } spin_unlock_irqrestore(&vptr->lock, flags); @@ -3067,19 +3243,30 @@ static void velocity_restore_context(struct velocity_info *vptr, struct velocity writeb(*((u8 *) (context->mac_reg + i)), ptr + i); } -static int velocity_resume(struct pci_dev *pdev) +static int velocity_resume(void *pdev, enum velocity_bus_type bustype) { - struct net_device *dev = pci_get_drvdata(pdev); - struct velocity_info *vptr = netdev_priv(dev); + struct net_device *netdev; + struct velocity_info *vptr; unsigned long flags; + int pci = (bustype == BUS_PCI) ? 1 : 0; int i; + if (pci) + netdev = pci_get_devdata(pdev); + else + netdev = platform_get_drvdata(pdev); + + vptr = netdev_priv(netdev); + if (!netif_running(vptr->netdev)) return 0; - pci_set_power_state(pdev, PCI_D0); - pci_enable_wake(pdev, 0, 0); - pci_restore_state(pdev); + velocity_set_power_state(vptr, PCI_D0); + + if (pci) { + pci_enable_wake(pdev, 0, 0); + pci_restore_state(pdev); + } mac_wol_reset(vptr->mac_regs); @@ -3101,23 +3288,66 @@ static int velocity_resume(struct pci_dev *pdev) return 0; } + +#ifdef CONFIG_PCI +static int velocity_pci_suspend(struct pci_dev *pdev, pm_message_t state) +{ + return velocity_suspend(pdev, state, BUS_PCI); +}; + +static int velocity_pci_resume(struct pci_dev *pdev) +{ + return velocity_resume(pdev, BUS_PCI); +}; #endif +static int velocity_platform_suspend(struct platform_device *pdev) +{ + return velocity_suspend(pdev, state, BUS_PLATFORM); +} + +static int velocity_platform_resume(struct platform_device *pdev) +{ + return velocity_resume(pdev, BUS_PLATFORM); +} + +static const struct dev_pm_ops velocity_platform_pm = { + .suspend = velocity_platform_suspend, + .resume = velocity_platform_resume, +}; + +#endif /* !CONFIG_PM */ + /* * Definition for our device driver. The PCI layer interface * uses this to handle all our card discover and plugging */ -static struct pci_driver velocity_driver = { +#ifdef CONFIG_PCI +static struct pci_driver velocity_pci_driver = { .name = VELOCITY_NAME, - .id_table = velocity_id_table, - .probe = velocity_found1, - .remove = velocity_remove1, + .id_table = velocity_pci_id_table, + .probe = velocity_pci_probe, + .remove = velocity_pci_remove, #ifdef CONFIG_PM - .suspend = velocity_suspend, - .resume = velocity_resume, + .suspend = velocity_pci_suspend, + .resume = velocity_pci_resume, #endif }; +#endif +static struct platform_driver velocity_platform_driver = { + .probe = velocity_platform_probe, + .remove = velocity_platform_remove, +#ifdef CONFIG_PM + .suspend = velocity_platform_suspend, + .resume = velocity_platform_resume, +#endif + .driver = { + .name = "via-velocity", + .owner = THIS_MODULE, + .of_match_table = velocity_of_ids, + }, +}; /** * velocity_ethtool_up - pre hook for ethtool @@ -3130,7 +3360,7 @@ static int velocity_ethtool_up(struct net_device *dev) { struct velocity_info *vptr = netdev_priv(dev); if (!netif_running(dev)) - pci_set_power_state(vptr->pdev, PCI_D0); + velocity_set_power_state(vptr, PCI_D0); return 0; } @@ -3145,7 +3375,7 @@ static void velocity_ethtool_down(struct net_device *dev) { struct velocity_info *vptr = netdev_priv(dev); if (!netif_running(dev)) - pci_set_power_state(vptr->pdev, PCI_D3hot); + velocity_set_power_state(vptr, PCI_D3hot); } static int velocity_get_settings(struct net_device *dev, @@ -3267,7 +3497,11 @@ static void velocity_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo struct velocity_info *vptr = netdev_priv(dev); strlcpy(info->driver, VELOCITY_NAME, sizeof(info->driver)); strlcpy(info->version, VELOCITY_VERSION, sizeof(info->version)); - strlcpy(info->bus_info, pci_name(vptr->pdev), sizeof(info->bus_info)); + if (vptr->bustype == BUS_PCI) + strlcpy(info->bus_info, pci_name(vptr->pdev), + sizeof(info->bus_info)); + else + strlcpy(info->bus_info, "platform", sizeof(info->bus_info)); } static void velocity_ethtool_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) @@ -3560,9 +3794,15 @@ static int __init velocity_init_module(void) int ret; velocity_register_notifier(); - ret = pci_register_driver(&velocity_driver); +#ifdef CONFIG_PCI + ret = pci_register_driver(&velocity_pci_driver); if (ret < 0) velocity_unregister_notifier(); +#endif + ret = platform_driver_register(&velocity_platform_driver); + if (ret < 0) + velocity_unregister_notifier(); + return ret; } @@ -3577,7 +3817,10 @@ static int __init velocity_init_module(void) static void __exit velocity_cleanup_module(void) { velocity_unregister_notifier(); - pci_unregister_driver(&velocity_driver); +#ifdef CONFIG_PCI + pci_unregister_driver(&velocity_pci_driver); +#endif + platform_driver_unregister(&velocity_platform_driver); } module_init(velocity_init_module); diff --git a/drivers/net/ethernet/via/via-velocity.h b/drivers/net/ethernet/via/via-velocity.h index c38bbae..7468765 100644 --- a/drivers/net/ethernet/via/via-velocity.h +++ b/drivers/net/ethernet/via/via-velocity.h @@ -1265,7 +1265,7 @@ struct velocity_context { #define PHYID_VT3216_64BIT 0x000FC600UL #define PHYID_MARVELL_1000 0x01410C50UL #define PHYID_MARVELL_1000S 0x01410C40UL - +#define PHYID_ICPLUS_IP101A 0x02430C54UL #define PHYID_REV_ID_MASK 0x0000000FUL #define PHYID_GET_PHY_ID(i) ((i) & ~PHYID_REV_ID_MASK) @@ -1433,10 +1433,38 @@ struct velocity_opt { #define GET_RD_BY_IDX(vptr, idx) (vptr->rd_ring[idx]) +static inline char velocity_choose_state(struct device *dev, + pm_message_t state) + +{ + switch (state.event) { + case PM_EVENT_ON: + return PCI_D0; + case PM_EVENT_FREEZE: + case PM_EVENT_PRETHAW: + /* REVISIT both freeze and pre-thaw "should" use D0 */ + case PM_EVENT_SUSPEND: + case PM_EVENT_HIBERNATE: + return PCI_D3hot; + default: + dev_info(dev, "unrecognized suspend event %d\n", state.event); + BUG(); + } + + return PCI_D0; +} + +enum velocity_bus_type { + BUS_PCI, + BUS_PLATFORM, +}; + struct velocity_info { struct device *dev; struct pci_dev *pdev; struct net_device *netdev; + enum velocity_bus_type bustype; + int no_eeprom; unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; u8 ip_addr[4];