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Code Issues Releases Activity

Use the parent device's DMA tag when creating our own DMA tags. This fixes

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a panic on sparc64.

Reviewed by:	Florian Smeets  flo kasimir.com
This commit is contained in:
John Baldwin 2008-09-12 14:41:53 +00:00
parent 0763bc964b
commit 3d0f3248ea
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=182964
1 changed files with 10 additions and 9 deletions
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19
sys/dev/tx/if_tx.c
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@ -269,16 +269,17 @@ epic_attach(device_t dev)
}
/* Allocate DMA tags. */
error = bus_dma_tag_create(NULL, 4, 0, BUS_SPACE_MAXADDR_32BIT,
BUS_SPACE_MAXADDR, NULL, NULL, MCLBYTES * EPIC_MAX_FRAGS,
EPIC_MAX_FRAGS, MCLBYTES, 0, NULL, NULL, &sc->mtag);
error = bus_dma_tag_create(bus_get_dma_tag(dev), 4, 0,
BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
MCLBYTES * EPIC_MAX_FRAGS, EPIC_MAX_FRAGS, MCLBYTES, 0, NULL, NULL,
&sc->mtag);
if (error) {
device_printf(dev, "couldn't allocate dma tag\n");
goto fail;
}
error = bus_dma_tag_create(NULL, 4, 0, BUS_SPACE_MAXADDR_32BIT,
BUS_SPACE_MAXADDR, NULL, NULL,
error = bus_dma_tag_create(bus_get_dma_tag(dev), 4, 0,
BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
sizeof(struct epic_rx_desc) * RX_RING_SIZE,
1, sizeof(struct epic_rx_desc) * RX_RING_SIZE, 0, NULL,
NULL, &sc->rtag);
@ -287,8 +288,8 @@ epic_attach(device_t dev)
goto fail;
}
error = bus_dma_tag_create(NULL, 4, 0, BUS_SPACE_MAXADDR_32BIT,
BUS_SPACE_MAXADDR, NULL, NULL,
error = bus_dma_tag_create(bus_get_dma_tag(dev), 4, 0,
BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
sizeof(struct epic_tx_desc) * TX_RING_SIZE,
1, sizeof(struct epic_tx_desc) * TX_RING_SIZE, 0,
NULL, NULL, &sc->ttag);
@ -297,8 +298,8 @@ epic_attach(device_t dev)
goto fail;
}
error = bus_dma_tag_create(NULL, 4, 0, BUS_SPACE_MAXADDR_32BIT,
BUS_SPACE_MAXADDR, NULL, NULL,
error = bus_dma_tag_create(bus_get_dma_tag(dev), 4, 0,
BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL,
sizeof(struct epic_frag_list) * TX_RING_SIZE,
1, sizeof(struct epic_frag_list) * TX_RING_SIZE, 0,
NULL, NULL, &sc->ftag);