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Date:      Wed, 25 Mar 2015 11:07:57 +0000 (UTC)
From:      Andrew Rybchenko <arybchik@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org
Subject:   svn commit: r280565 - stable/10/sys/dev/sfxge/common
Message-ID:  <201503251107.t2PB7vR1005879@svn.freebsd.org>

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Author: arybchik
Date: Wed Mar 25 11:07:56 2015
New Revision: 280565
URL: https://svnweb.freebsd.org/changeset/base/280565

Log:
  MFC: 279143
  
  sfxge: use common definitions of MC shared memory offsets and PDU length
  
  Submitted by:   Ben Hutchings
  Sponsored by:   Solarflare Communications, Inc.
  Approved by:    gnn (mentor)

Modified:
  stable/10/sys/dev/sfxge/common/efx_mcdi.c
Directory Properties:
  stable/10/   (props changed)

Modified: stable/10/sys/dev/sfxge/common/efx_mcdi.c
==============================================================================
--- stable/10/sys/dev/sfxge/common/efx_mcdi.c	Wed Mar 25 11:07:10 2015	(r280564)
+++ stable/10/sys/dev/sfxge/common/efx_mcdi.c	Wed Mar 25 11:07:56 2015	(r280565)
@@ -35,15 +35,6 @@ __FBSDID("$FreeBSD$");
 
 #if EFSYS_OPT_MCDI
 
-/* Shared memory layout */
-
-#define	MCDI_P1_DBL_OFST	0x0
-#define	MCDI_P2_DBL_OFST	0x1
-#define	MCDI_P1_PDU_OFST	0x2
-#define	MCDI_P2_PDU_OFST	0x42
-#define	MCDI_P1_REBOOT_OFST	0x1fe
-#define	MCDI_P2_REBOOT_OFST	0x1ff
-
 /*
  * A reboot/assertion causes the MCDI status word to be set after the
  * command word is set or a REBOOT event is sent. If we notice a reboot
@@ -72,12 +63,12 @@ efx_mcdi_request_start(
 
 	switch (emip->emi_port)	{
 	case 1:
-		pdur = MCDI_P1_PDU_OFST;
-		dbr = MCDI_P1_DBL_OFST;
+		pdur = MC_SMEM_P0_PDU_OFST >> 2;
+		dbr = MC_SMEM_P0_DOORBELL_OFST >> 2;
 		break;
 	case 2:
-		pdur = MCDI_P2_PDU_OFST;
-		dbr = MCDI_P2_DBL_OFST;
+		pdur = MC_SMEM_P1_PDU_OFST >> 2;
+		dbr = MC_SMEM_P1_DOORBELL_OFST >> 2;
 		break;
 	default:
 		EFSYS_ASSERT(0);
@@ -140,7 +131,9 @@ efx_mcdi_request_copyout(
 	unsigned int pdur;
 	efx_dword_t data;
 
-	pdur = (emip->emi_port == 1) ? MCDI_P1_PDU_OFST : MCDI_P2_PDU_OFST;
+	pdur = (emip->emi_port == 1)
+	    ? MC_SMEM_P0_PDU_OFST >> 2
+	    : MC_SMEM_P1_PDU_OFST >> 2;
 
 	/* Copy payload out if caller supplied buffer */
 	if (emrp->emr_out_buf != NULL) {
@@ -227,8 +220,8 @@ efx_mcdi_poll_reboot(
 
 	EFSYS_ASSERT(emip->emi_port == 1 || emip->emi_port == 2);
 	rebootr = ((emip->emi_port == 1)
-	    ? MCDI_P1_REBOOT_OFST
-	    : MCDI_P2_REBOOT_OFST);
+	    ? MC_SMEM_P0_STATUS_OFST >> 2
+	    : MC_SMEM_P1_STATUS_OFST >> 2);
 
 	EFX_BAR_TBL_READD(enp, FR_CZ_MC_TREG_SMEM, rebootr, &dword, B_FALSE);
 	value = EFX_DWORD_FIELD(dword, EFX_DWORD_0);
@@ -281,7 +274,9 @@ efx_mcdi_request_poll(
 	}
 
 	EFSYS_ASSERT(emip->emi_port == 1 || emip->emi_port == 2);
-	pdur = (emip->emi_port == 1) ? MCDI_P1_PDU_OFST : MCDI_P2_PDU_OFST;
+	pdur = (emip->emi_port == 1)
+	    ? MC_SMEM_P0_PDU_OFST >> 2
+	    : MC_SMEM_P1_PDU_OFST >> 2;
 
 	/* Read the command header */
 	EFX_BAR_TBL_READD(enp, FR_CZ_MC_TREG_SMEM, pdur, &dword, B_FALSE);



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