[Midnightbsd-cvs] src [8377] trunk/sys/dev/isp: force segments to 1 for mapping control spaces.

[laffer1 at midnightbsd.org]

Revision: 8377
          http://svnweb.midnightbsd.org/src/?rev=8377
Author:   laffer1
Date:     2016-09-18 15:08:55 -0400 (Sun, 18 Sep 2016)
Log Message:
-----------
force segments to 1 for mapping control spaces.

Modified Paths:
--------------
    trunk/sys/dev/isp/isp_pci.c
    trunk/sys/dev/isp/isp_sbus.c

Modified: trunk/sys/dev/isp/isp_pci.c
===================================================================
--- trunk/sys/dev/isp/isp_pci.c	2016-09-18 19:08:29 UTC (rev 8376)
+++ trunk/sys/dev/isp/isp_pci.c	2016-09-18 19:08:55 UTC (rev 8377)
@@ -1524,7 +1524,7 @@
 {
 	caddr_t base;
 	uint32_t len, nsegs;
-	int i, error, ns, cmap = 0;
+	int i, error, cmap = 0;
 	bus_size_t slim;	/* segment size */
 	bus_addr_t llim;	/* low limit of unavailable dma */
 	bus_addr_t hlim;	/* high limit of unavailable dma */
@@ -1633,13 +1633,12 @@
 	if (isp->isp_type >= ISP_HA_FC_2300) {
 		len += (N_XCMDS * XCMD_SIZE);
 	}
-	ns = (len / PAGE_SIZE) + 1;
 
 	/*
 	 * Create a tag for the control spaces. We don't always need this
 	 * to be 32 bits, but we do this for simplicity and speed's sake.
 	 */
-	if (isp_dma_tag_create(isp->isp_osinfo.dmat, QENTRY_LEN, slim, BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL, len, ns, slim, 0, &isp->isp_osinfo.cdmat)) {
+	if (isp_dma_tag_create(isp->isp_osinfo.dmat, QENTRY_LEN, slim, BUS_SPACE_MAXADDR_32BIT, BUS_SPACE_MAXADDR, NULL, NULL, len, 1, slim, 0, &isp->isp_osinfo.cdmat)) {
 		isp_prt(isp, ISP_LOGERR, "cannot create a dma tag for control spaces");
 		free(isp->isp_osinfo.pcmd_pool, M_DEVBUF);
 		free(isp->isp_xflist, M_DEVBUF);

Modified: trunk/sys/dev/isp/isp_sbus.c
===================================================================
--- trunk/sys/dev/isp/isp_sbus.c	2016-09-18 19:08:29 UTC (rev 8376)
+++ trunk/sys/dev/isp/isp_sbus.c	2016-09-18 19:08:55 UTC (rev 8377)
@@ -460,7 +460,7 @@
 {
 	caddr_t base;
 	uint32_t len;
-	int i, error, ns;
+	int i, error;
 	struct imush im;
 
 	/*
@@ -511,10 +511,9 @@
 	len = ISP_QUEUE_SIZE(RQUEST_QUEUE_LEN(isp));
 	len += ISP_QUEUE_SIZE(RESULT_QUEUE_LEN(isp));
 
-	ns = (len / PAGE_SIZE) + 1;
 	if (isp_dma_tag_create(isp->isp_osinfo.dmat, QENTRY_LEN,
 	    BUS_SPACE_MAXADDR_24BIT+1, BUS_SPACE_MAXADDR_32BIT,
-	    BUS_SPACE_MAXADDR_32BIT, NULL, NULL, len, ns,
+	    BUS_SPACE_MAXADDR_32BIT, NULL, NULL, len, 1,
 	    BUS_SPACE_MAXADDR_24BIT, 0, &isp->isp_osinfo.cdmat)) {
 		isp_prt(isp, ISP_LOGERR,
 		    "cannot create a dma tag for control spaces");