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| author | marius <marius@FreeBSD.org> | 2011-03-11 22:19:49 +0000 |
|---|---|---|
| committer | marius <marius@FreeBSD.org> | 2011-03-11 22:19:49 +0000 |
| commit | 956d767e8b05873e93061ed2e070c41f21c134ca (patch) | |
| tree | 44ba10786feb58187e888aae58566a72e21fe0a4 /sys/dev/firewire | |
| parent | 83676a4b3da14e744d0c31b03e0d273a19f97785 (diff) | |
| download | FreeBSD-src-956d767e8b05873e93061ed2e070c41f21c134ca.zip FreeBSD-src-956d767e8b05873e93061ed2e070c41f21c134ca.tar.gz | |
Allocate the DMA memory shared between the host and the controller as
coherent.
MFC after: 2 weeks
Diffstat (limited to 'sys/dev/firewire')
| -rw-r--r-- | sys/dev/firewire/fwohci.c | 4 | ||||
| -rw-r--r-- | sys/dev/firewire/sbp.c | 3 |
2 files changed, 4 insertions, 3 deletions
diff --git a/sys/dev/firewire/fwohci.c b/sys/dev/firewire/fwohci.c index 07a1a42..cccbc8c 100644 --- a/sys/dev/firewire/fwohci.c +++ b/sys/dev/firewire/fwohci.c @@ -686,7 +686,7 @@ fwohci_init(struct fwohci_softc *sc, device_t dev) sc->fc.dev = dev; sc->fc.config_rom = fwdma_malloc(&sc->fc, CROMSIZE, CROMSIZE, - &sc->crom_dma, BUS_DMA_WAITOK); + &sc->crom_dma, BUS_DMA_WAITOK | BUS_DMA_COHERENT); if(sc->fc.config_rom == NULL){ device_printf(dev, "config_rom alloc failed."); return ENOMEM; @@ -708,7 +708,7 @@ fwohci_init(struct fwohci_softc *sc, device_t dev) /* SID recieve buffer must align 2^11 */ #define OHCI_SIDSIZE (1 << 11) sc->sid_buf = fwdma_malloc(&sc->fc, OHCI_SIDSIZE, OHCI_SIDSIZE, - &sc->sid_dma, BUS_DMA_WAITOK); + &sc->sid_dma, BUS_DMA_WAITOK | BUS_DMA_COHERENT); if (sc->sid_buf == NULL) { device_printf(dev, "sid_buf alloc failed."); return ENOMEM; diff --git a/sys/dev/firewire/sbp.c b/sys/dev/firewire/sbp.c index 229ee6d..0ac7d14 100644 --- a/sys/dev/firewire/sbp.c +++ b/sys/dev/firewire/sbp.c @@ -562,7 +562,8 @@ END_DEBUG fwdma_malloc(sbp->fd.fc, /* alignment */ sizeof(uint32_t), - SBP_DMA_SIZE, &sdev->dma, BUS_DMA_NOWAIT); + SBP_DMA_SIZE, &sdev->dma, BUS_DMA_NOWAIT | + BUS_DMA_COHERENT); if (sdev->dma.v_addr == NULL) { printf("%s: dma space allocation failed\n", __func__); |
