Messages in this thread Patch in this message | | | Date | Fri, 26 Nov 2004 10:21:40 +0100 | From | Guido Guenther <> | Subject | Re: pcnet32: 79c976 with fiber optic |
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On Thu, Nov 25, 2004 at 10:03:36PM +0000, Alan Cox wrote: > > Use lspci -v to find the subvendor/subdevice ID for the particular board > assembly and then skip the fixup for that device alone. That should let > you produce a diff that is safely mergable You mean like:
Skip PHY selection on Allied Telesyn 2701FX, it looses the link otherwise.
Signed-Off-By: Guido Guenther <agx@sigxcpu.org>
--- tmp/linux-2.6.9/include/linux/pci_ids.h 2004-10-18 23:55:36.000000000 +0200 +++ linux-2.6.9/include/linux/pci_ids.h 2004-11-26 10:11:23.000000000 +0100 @@ -1622,6 +1622,10 @@ #define PCI_DEVICE_ID_OPTIBASE_VPLEXCC 0x2120 #define PCI_DEVICE_ID_OPTIBASE_VQUEST 0x2130 +/* Allied Telesyn */ +#define PCI_VENDOR_ID_AT 0x1259 +#define PCI_SUBDEVICE_ID_AT_2701FX 0x2703 + #define PCI_VENDOR_ID_ESS 0x125d #define PCI_DEVICE_ID_ESS_ESS1968 0x1968 #define PCI_DEVICE_ID_ESS_AUDIOPCI 0x1969 --- tmp/linux-2.6.9/drivers/net/pcnet32.c 2004-10-18 23:53:45.000000000 +0200 +++ linux-2.6.9/drivers/net/pcnet32.c 2004-11-26 10:18:09.000000000 +0100 @@ -1425,26 +1425,32 @@ val |= 0x10; lp->a.write_csr (ioaddr, 124, val); - /* 24 Jun 2004 according AMD, in order to change the PHY, - * DANAS (or DISPM for 79C976) must be set; then select the speed, - * duplex, and/or enable auto negotiation, and clear DANAS */ - if (lp->mii && !(lp->options & PCNET32_PORT_ASEL)) { - lp->a.write_bcr(ioaddr, 32, lp->a.read_bcr(ioaddr, 32) | 0x0080); - /* disable Auto Negotiation, set 10Mpbs, HD */ - val = lp->a.read_bcr(ioaddr, 32) & ~0xb8; - if (lp->options & PCNET32_PORT_FD) - val |= 0x10; - if (lp->options & PCNET32_PORT_100) - val |= 0x08; - lp->a.write_bcr (ioaddr, 32, val); + /* Skip PHY selection on AT2701FX, looses link otherwise */ + if(lp->pci_dev->subsystem_vendor == PCI_VENDOR_ID_AT && + lp->pci_dev->subsystem_device == PCI_SUBDEVICE_ID_AT_2701FX ) { + printk(KERN_DEBUG "pcnet32: Skipping PHY selection.\n"); } else { - if (lp->options & PCNET32_PORT_ASEL) { - lp->a.write_bcr(ioaddr, 32, lp->a.read_bcr(ioaddr, 32) | 0x0080); - /* enable auto negotiate, setup, disable fd */ - val = lp->a.read_bcr(ioaddr, 32) & ~0x98; - val |= 0x20; - lp->a.write_bcr(ioaddr, 32, val); - } + /* 24 Jun 2004 according AMD, in order to change the PHY, + * DANAS (or DISPM for 79C976) must be set; then select the speed, + * duplex, and/or enable auto negotiation, and clear DANAS */ + if (lp->mii && !(lp->options & PCNET32_PORT_ASEL)) { + lp->a.write_bcr(ioaddr, 32, lp->a.read_bcr(ioaddr, 32) | 0x0080); + /* disable Auto Negotiation, set 10Mpbs, HD */ + val = lp->a.read_bcr(ioaddr, 32) & ~0xb8; + if (lp->options & PCNET32_PORT_FD) + val |= 0x10; + if (lp->options & PCNET32_PORT_100) + val |= 0x08; + lp->a.write_bcr (ioaddr, 32, val); + } else { + if (lp->options & PCNET32_PORT_ASEL) { + lp->a.write_bcr(ioaddr, 32, lp->a.read_bcr(ioaddr, 32) | 0x0080); + /* enable auto negotiate, setup, disable fd */ + val = lp->a.read_bcr(ioaddr, 32) & ~0x98; + val |= 0x20; + lp->a.write_bcr(ioaddr, 32, val); + } + } } #ifdef DO_DXSUFLO Cheers, -- Guido - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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