Date: Tue, 28 May 2013 22:00:38 +0000 (UTC) From: David C Somayajulu <davidcs@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r251076 - head/sys/dev/qlxgbe Message-ID: <201305282200.r4SM0cZX062834@svn.freebsd.org>
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Author: davidcs Date: Tue May 28 22:00:37 2013 New Revision: 251076 URL: http://svnweb.freebsd.org/changeset/base/251076 Log: Avoid reading back certain registers following a write. This is an optimization. Submitted by: David C Somayajulu Approved by: George Neville Neil Modified: head/sys/dev/qlxgbe/ql_hw.h Modified: head/sys/dev/qlxgbe/ql_hw.h ============================================================================== --- head/sys/dev/qlxgbe/ql_hw.h Tue May 28 21:57:55 2013 (r251075) +++ head/sys/dev/qlxgbe/ql_hw.h Tue May 28 22:00:37 2013 (r251076) @@ -1533,16 +1533,16 @@ typedef struct _qla_hw { } qla_hw_t; #define QL_UPDATE_RDS_PRODUCER_INDEX(ha, prod_reg, val) \ - WRITE_REG32(ha, prod_reg, val); + bus_write_4((ha->pci_reg), prod_reg, val); #define QL_UPDATE_TX_PRODUCER_INDEX(ha, val, i) \ - WRITE_REG32(ha, ha->hw.tx_cntxt[i].tx_prod_reg, val) + WRITE_REG32(ha, ha->hw.tx_cntxt[i].tx_prod_reg, val) #define QL_UPDATE_SDS_CONSUMER_INDEX(ha, i, val) \ - WRITE_REG32(ha, ha->hw.sds[i].sds_consumer, val) - -#define QL_ENABLE_INTERRUPTS(ha, i) WRITE_REG32(ha, ha->hw.intr_src[i], 0); + bus_write_4((ha->pci_reg), (ha->hw.sds[i].sds_consumer), val); +#define QL_ENABLE_INTERRUPTS(ha, i) \ + bus_write_4((ha->pci_reg), (ha->hw.intr_src[i]), 0); #define QL_BUFFER_ALIGN 16
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