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wpi(4): import r289674

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Switch PCI register reads from using magic numbers to using the names
defined in pcireg.h

Approved by:	adrian (mentor)
Differential Revision:	https://reviews.freebsd.org/D4185
This commit is contained in:
Andriy Voskoboinyk 2015-11-16 21:55:11 +00:00
parent 1941909336
commit 7c2e8d335d
1 changed files with 4 additions and 4 deletions
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8
sys/dev/wpi/if_wpi.c
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@ -3791,8 +3791,8 @@ wpi_set_pslevel(struct wpi_softc *sc, uint8_t dtim, int level, int async)
if (level != 0) /* not CAM */
cmd.flags |= htole16(WPI_PS_ALLOW_SLEEP);
/* Retrieve PCIe Active State Power Management (ASPM). */
reg = pci_read_config(sc->sc_dev, sc->sc_cap_off + 0x10, 1);
if (!(reg & 0x1)) /* L0s Entry disabled. */
reg = pci_read_config(sc->sc_dev, sc->sc_cap_off + PCIER_LINK_CTL, 1);
if (!(reg & PCIEM_LINK_CTL_ASPMC_L0S)) /* L0s Entry disabled. */
cmd.flags |= htole16(WPI_PS_PCI_PMGT);
cmd.rxtimeout = htole32(pmgt->rxtimeout * IEEE80211_DUR_TU);
@ -5126,9 +5126,9 @@ wpi_apm_init(struct wpi_softc *sc)
WPI_SETBITS(sc, WPI_DBG_HPET_MEM, 0xffff0000);
/* Retrieve PCIe Active State Power Management (ASPM). */
reg = pci_read_config(sc->sc_dev, sc->sc_cap_off + 0x10, 1);
reg = pci_read_config(sc->sc_dev, sc->sc_cap_off + PCIER_LINK_CTL, 1);
/* Workaround for HW instability in PCIe L0->L0s->L1 transition. */
if (reg & 0x02) /* L1 Entry enabled. */
if (reg & PCIEM_LINK_CTL_ASPMC_L1) /* L1 Entry enabled. */
WPI_SETBITS(sc, WPI_GIO, WPI_GIO_L0S_ENA);
else
WPI_CLRBITS(sc, WPI_GIO, WPI_GIO_L0S_ENA);