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Commit 7f81c56c authored by Linus Torvalds's avatar Linus Torvalds
Browse files
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6:
  firewire: ohci: fix TI TSB82AA2 regression since 2.6.35
parents 63f1474c aa0170ff
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+1 −18
Original line number Diff line number Diff line
@@ -2840,7 +2840,7 @@ static int __devinit pci_probe(struct pci_dev *dev,
			       const struct pci_device_id *ent)
{
	struct fw_ohci *ohci;
	u32 bus_options, max_receive, link_speed, version, link_enh;
	u32 bus_options, max_receive, link_speed, version;
	u64 guid;
	int i, err, n_ir, n_it;
	size_t size;
@@ -2894,23 +2894,6 @@ static int __devinit pci_probe(struct pci_dev *dev,
	if (param_quirks)
		ohci->quirks = param_quirks;

	/* TI OHCI-Lynx and compatible: set recommended configuration bits. */
	if (dev->vendor == PCI_VENDOR_ID_TI) {
		pci_read_config_dword(dev, PCI_CFG_TI_LinkEnh, &link_enh);

		/* adjust latency of ATx FIFO: use 1.7 KB threshold */
		link_enh &= ~TI_LinkEnh_atx_thresh_mask;
		link_enh |= TI_LinkEnh_atx_thresh_1_7K;

		/* use priority arbitration for asynchronous responses */
		link_enh |= TI_LinkEnh_enab_unfair;

		/* required for aPhyEnhanceEnable to work */
		link_enh |= TI_LinkEnh_enab_accel;

		pci_write_config_dword(dev, PCI_CFG_TI_LinkEnh, link_enh);
	}

	ar_context_init(&ohci->ar_request_ctx, ohci,
			OHCI1394_AsReqRcvContextControlSet);

+0 −8
Original line number Diff line number Diff line
@@ -155,12 +155,4 @@

#define OHCI1394_phy_tcode		0xe

/* TI extensions */

#define PCI_CFG_TI_LinkEnh		0xf4
#define  TI_LinkEnh_enab_accel		0x00000002
#define  TI_LinkEnh_enab_unfair		0x00000080
#define  TI_LinkEnh_atx_thresh_mask	0x00003000
#define  TI_LinkEnh_atx_thresh_1_7K	0x00001000

#endif /* _FIREWIRE_OHCI_H */