1*f92363d1SSreekanth Reddy# 2*f92363d1SSreekanth Reddy# Kernel configuration file for the MPT3SAS 3*f92363d1SSreekanth Reddy# 4*f92363d1SSreekanth Reddy# This code is based on drivers/scsi/mpt3sas/Kconfig 5*f92363d1SSreekanth Reddy# Copyright (C) 2012 LSI Corporation 6*f92363d1SSreekanth Reddy# (mailto:DL-MPTFusionLinux@lsi.com) 7*f92363d1SSreekanth Reddy 8*f92363d1SSreekanth Reddy# This program is free software; you can redistribute it and/or 9*f92363d1SSreekanth Reddy# modify it under the terms of the GNU General Public License 10*f92363d1SSreekanth Reddy# as published by the Free Software Foundation; either version 2 11*f92363d1SSreekanth Reddy# of the License, or (at your option) any later version. 12*f92363d1SSreekanth Reddy 13*f92363d1SSreekanth Reddy# This program is distributed in the hope that it will be useful, 14*f92363d1SSreekanth Reddy# but WITHOUT ANY WARRANTY; without even the implied warranty of 15*f92363d1SSreekanth Reddy# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16*f92363d1SSreekanth Reddy# GNU General Public License for more details. 17*f92363d1SSreekanth Reddy 18*f92363d1SSreekanth Reddy# NO WARRANTY 19*f92363d1SSreekanth Reddy# THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR 20*f92363d1SSreekanth Reddy# CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT 21*f92363d1SSreekanth Reddy# LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, 22*f92363d1SSreekanth Reddy# MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is 23*f92363d1SSreekanth Reddy# solely responsible for determining the appropriateness of using and 24*f92363d1SSreekanth Reddy# distributing the Program and assumes all risks associated with its 25*f92363d1SSreekanth Reddy# exercise of rights under this Agreement, including but not limited to 26*f92363d1SSreekanth Reddy# the risks and costs of program errors, damage to or loss of data, 27*f92363d1SSreekanth Reddy# programs or equipment, and unavailability or interruption of operations. 28*f92363d1SSreekanth Reddy 29*f92363d1SSreekanth Reddy# DISCLAIMER OF LIABILITY 30*f92363d1SSreekanth Reddy# NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY 31*f92363d1SSreekanth Reddy# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 32*f92363d1SSreekanth Reddy# DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND 33*f92363d1SSreekanth Reddy# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR 34*f92363d1SSreekanth Reddy# TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE 35*f92363d1SSreekanth Reddy# USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED 36*f92363d1SSreekanth Reddy# HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES 37*f92363d1SSreekanth Reddy 38*f92363d1SSreekanth Reddy# You should have received a copy of the GNU General Public License 39*f92363d1SSreekanth Reddy# along with this program; if not, write to the Free Software 40*f92363d1SSreekanth Reddy# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 41*f92363d1SSreekanth Reddy# USA. 42*f92363d1SSreekanth Reddy 43*f92363d1SSreekanth Reddyconfig SCSI_MPT3SAS 44*f92363d1SSreekanth Reddy tristate "LSI MPT Fusion SAS 3.0 Device Driver" 45*f92363d1SSreekanth Reddy depends on PCI && SCSI 46*f92363d1SSreekanth Reddy select SCSI_SAS_ATTRS 47*f92363d1SSreekanth Reddy select RAID_ATTRS 48*f92363d1SSreekanth Reddy ---help--- 49*f92363d1SSreekanth Reddy This driver supports PCI-Express SAS 12Gb/s Host Adapters. 50*f92363d1SSreekanth Reddy 51*f92363d1SSreekanth Reddyconfig SCSI_MPT3SAS_MAX_SGE 52*f92363d1SSreekanth Reddy int "LSI MPT Fusion Max number of SG Entries (16 - 256)" 53*f92363d1SSreekanth Reddy depends on PCI && SCSI && SCSI_MPT3SAS 54*f92363d1SSreekanth Reddy default "128" 55*f92363d1SSreekanth Reddy range 16 256 56*f92363d1SSreekanth Reddy ---help--- 57*f92363d1SSreekanth Reddy This option allows you to specify the maximum number of scatter- 58*f92363d1SSreekanth Reddy gather entries per I/O. The driver default is 128, which matches 59*f92363d1SSreekanth Reddy MAX_PHYS_SEGMENTS in most kernels. However in SuSE kernels this 60*f92363d1SSreekanth Reddy can be 256. However, it may decreased down to 16. Decreasing this 61*f92363d1SSreekanth Reddy parameter will reduce memory requirements on a per controller instance. 62*f92363d1SSreekanth Reddy 63*f92363d1SSreekanth Reddyconfig SCSI_MPT3SAS_LOGGING 64*f92363d1SSreekanth Reddy bool "LSI MPT Fusion logging facility" 65*f92363d1SSreekanth Reddy depends on PCI && SCSI && SCSI_MPT3SAS 66*f92363d1SSreekanth Reddy ---help--- 67*f92363d1SSreekanth Reddy This turns on a logging facility. 68