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Use pci_get_max_read_req() and pci_set_max_read_req() to set maximim

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read request size.
This commit is contained in:
Pyun YongHyeon 2010-03-25 17:17:35 +00:00
parent bfd026445f
commit d2b6e9a0bc
1 changed files with 2 additions and 28 deletions
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30
sys/dev/bge/if_bge.c
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@ -421,7 +421,6 @@ static uint32_t bge_readreg_ind(struct bge_softc *, int);
#endif
static void bge_writemem_direct(struct bge_softc *, int, int);
static void bge_writereg_ind(struct bge_softc *, int, int);
static void bge_set_max_readrq(struct bge_softc *);
static int bge_miibus_readreg(device_t, int, int);
static int bge_miibus_writereg(device_t, int, int, int);
@ -561,32 +560,6 @@ bge_writemem_ind(struct bge_softc *sc, int off, int val)
pci_write_config(dev, BGE_PCI_MEMWIN_BASEADDR, 0, 4);
}
/*
* PCI Express only
*/
static void
bge_set_max_readrq(struct bge_softc *sc)
{
device_t dev;
uint16_t val;
dev = sc->bge_dev;
val = pci_read_config(dev, sc->bge_expcap + PCIR_EXPRESS_DEVICE_CTL, 2);
if ((val & PCIM_EXP_CTL_MAX_READ_REQUEST) !=
BGE_PCIE_DEVCTL_MAX_READRQ_4096) {
if (bootverbose)
device_printf(dev, "adjust device control 0x%04x ",
val);
val &= ~PCIM_EXP_CTL_MAX_READ_REQUEST;
val |= BGE_PCIE_DEVCTL_MAX_READRQ_4096;
pci_write_config(dev, sc->bge_expcap + PCIR_EXPRESS_DEVICE_CTL,
val, 2);
if (bootverbose)
printf("-> 0x%04x\n", val);
}
}
#ifdef notdef
static uint32_t
bge_readreg_ind(struct bge_softc *sc, int off)
@ -2695,7 +2668,8 @@ bge_attach(device_t dev)
*/
sc->bge_flags |= BGE_FLAG_PCIE;
sc->bge_expcap = reg;
bge_set_max_readrq(sc);
if (pci_get_max_read_req(dev) != 4096)
pci_set_max_read_req(dev, 4096);
} else {
/*
* Check if the device is in PCI-X Mode.