Date: Mon, 19 Jul 2010 23:48:03 +0000 (UTC) From: Pyun YongHyeon <yongari@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r210271 - head/sys/dev/bce Message-ID: <201007192348.o6JNm3Kd021543@svn.freebsd.org>
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Author: yongari Date: Mon Jul 19 23:48:03 2010 New Revision: 210271 URL: http://svn.freebsd.org/changeset/base/210271 Log: Specify BCE_RX_BUF_ALIGN alignment for RX buffers. All bce(4) controllers require RX buffers aligned on BCE_RX_BUF_ALIGN bytes. Reviewed by: davidch Modified: head/sys/dev/bce/if_bce.c head/sys/dev/bce/if_bcereg.h Modified: head/sys/dev/bce/if_bce.c ============================================================================== --- head/sys/dev/bce/if_bce.c Mon Jul 19 23:41:45 2010 (r210270) +++ head/sys/dev/bce/if_bce.c Mon Jul 19 23:48:03 2010 (r210271) @@ -3424,7 +3424,7 @@ bce_dma_alloc(device_t dev) "size = 0x%jX)\n", __FUNCTION__, (uintmax_t) max_size, max_segments, (uintmax_t) max_seg_size); - if (bus_dma_tag_create(sc->parent_tag, 1, + if (bus_dma_tag_create(sc->parent_tag, BCE_RX_BUF_ALIGN, BCE_DMA_BOUNDARY, sc->max_bus_addr, BUS_SPACE_MAXADDR, NULL, NULL, max_size, max_segments, max_seg_size, 0, NULL, NULL, &sc->rx_mbuf_tag)) { Modified: head/sys/dev/bce/if_bcereg.h ============================================================================== --- head/sys/dev/bce/if_bcereg.h Mon Jul 19 23:41:45 2010 (r210270) +++ head/sys/dev/bce/if_bcereg.h Mon Jul 19 23:48:03 2010 (r210271) @@ -6316,6 +6316,7 @@ struct fw_info { #define BCE_DMA_ALIGN 8 #define BCE_DMA_BOUNDARY 0 +#define BCE_RX_BUF_ALIGN 16 #define BCE_MAX_CONTEXT 4
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