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Date:      Tue, 12 Jan 2016 13:27:47 +0000 (UTC)
From:      Andrew Rybchenko <arybchik@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r293749 - head/sys/dev/sfxge/common
Message-ID:  <201601121327.u0CDRl92092754@repo.freebsd.org>
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Author: arybchik
Date: Tue Jan 12 13:27:46 2016
New Revision: 293749
URL: https://svnweb.freebsd.org/changeset/base/293749

Log:
  sfxge: use NIC config in place of some Huntington specific PIO constants
  
  This should allow these functions to work for Medford as well.
  
  Submitted by:   Mark Spender <mspender at solarflare.com>
  Reviewed by:    gnn
  Sponsored by:   Solarflare Communications, Inc.
  MFC after:      2 days
  Differential Revision: https://reviews.freebsd.org/D4866

Modified:
  head/sys/dev/sfxge/common/efx.h
  head/sys/dev/sfxge/common/hunt_nic.c

Modified: head/sys/dev/sfxge/common/efx.h
==============================================================================
--- head/sys/dev/sfxge/common/efx.h	Tue Jan 12 13:26:04 2016	(r293748)
+++ head/sys/dev/sfxge/common/efx.h	Tue Jan 12 13:27:46 2016	(r293749)
@@ -1128,6 +1128,7 @@ typedef struct efx_nic_cfg_s {
 	uint32_t		enc_buftbl_limit;
 	uint32_t		enc_piobuf_limit;
 	uint32_t		enc_piobuf_size;
+	uint32_t		enc_piobuf_min_alloc_size;
 	uint32_t		enc_evq_timer_quantum_ns;
 	uint32_t		enc_evq_timer_max_us;
 	uint32_t		enc_clk_mult;

Modified: head/sys/dev/sfxge/common/hunt_nic.c
==============================================================================
--- head/sys/dev/sfxge/common/hunt_nic.c	Tue Jan 12 13:26:04 2016	(r293748)
+++ head/sys/dev/sfxge/common/hunt_nic.c	Tue Jan 12 13:27:46 2016	(r293749)
@@ -768,6 +768,7 @@ hunt_nic_pio_alloc(
 	__out		uint32_t *offsetp,
 	__out		size_t *sizep)
 {
+	efx_nic_cfg_t *encp = &enp->en_nic_cfg;
 	efx_drv_cfg_t *edcp = &enp->en_drv_cfg;
 	uint32_t blk_per_buf;
 	uint32_t buf, blk;
@@ -785,7 +786,7 @@ hunt_nic_pio_alloc(
 		rc = ENOMEM;
 		goto fail1;
 	}
-	blk_per_buf = HUNT_PIOBUF_SIZE / edcp->edc_pio_alloc_size;
+	blk_per_buf = encp->enc_piobuf_size / edcp->edc_pio_alloc_size;
 
 	for (buf = 0; buf < enp->en_arch.ef10.ena_piobuf_count; buf++) {
 		uint32_t *map = &enp->en_arch.ef10.ena_pio_alloc_map[buf];
@@ -1260,6 +1261,7 @@ hunt_board_cfg(
 
 	encp->enc_piobuf_limit = HUNT_PIOBUF_NBUFS;
 	encp->enc_piobuf_size = HUNT_PIOBUF_SIZE;
+	encp->enc_piobuf_min_alloc_size = HUNT_MIN_PIO_ALLOC_SIZE;
 
 	/*
 	 * Get the current privilege mask. Note that this may be modified
@@ -1470,7 +1472,8 @@ hunt_nic_set_drv_limits(
 		uint32_t blk_size, blk_count, blks_per_piobuf;
 
 		blk_size =
-		    MAX(edlp->edl_min_pio_alloc_size, HUNT_MIN_PIO_ALLOC_SIZE);
+		    MAX(edlp->edl_min_pio_alloc_size,
+			    encp->enc_piobuf_min_alloc_size);
 
 		blks_per_piobuf = encp->enc_piobuf_size / blk_size;
 		EFSYS_ASSERT3U(blks_per_piobuf, <=, 32);

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