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1#2# Kernel configuration file for the MPT3SAS3#4# This code is based on drivers/scsi/mpt3sas/Kconfig5# Copyright (C) 2012-2014 LSI Corporation6# (mailto:DL-MPTFusionLinux@lsi.com)7 8# This program is free software; you can redistribute it and/or9# modify it under the terms of the GNU General Public License10# as published by the Free Software Foundation; either version 211# of the License, or (at your option) any later version.12 13# This program is distributed in the hope that it will be useful,14# but WITHOUT ANY WARRANTY; without even the implied warranty of15# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the16# GNU General Public License for more details.17 18# NO WARRANTY19# THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR20# CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT21# LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,22# MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is23# solely responsible for determining the appropriateness of using and24# distributing the Program and assumes all risks associated with its25# exercise of rights under this Agreement, including but not limited to26# the risks and costs of program errors, damage to or loss of data,27# programs or equipment, and unavailability or interruption of operations.28 29# DISCLAIMER OF LIABILITY30# NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY31# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL32# DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND33# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR34# TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE35# USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED36# HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES37 38# You should have received a copy of the GNU General Public License39# along with this program; if not, write to the Free Software40# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,41# USA.42 43config SCSI_MPT3SAS44 tristate "LSI MPT Fusion SAS 3.0 & SAS 2.0 Device Driver"45 depends on PCI && SCSI46 select SCSI_SAS_ATTRS47 select RAID_ATTRS48 select IRQ_POLL49 help50 This driver supports PCI-Express SAS 12Gb/s Host Adapters.51 52config SCSI_MPT2SAS_MAX_SGE53 int "LSI MPT Fusion SAS 2.0 Max number of SG Entries (16 - 256)"54 depends on PCI && SCSI && SCSI_MPT3SAS55 default "128"56 range 16 25657 help58 This option allows you to specify the maximum number of scatter-59 gather entries per I/O. The driver default is 128, which matches60 MAX_PHYS_SEGMENTS in most kernels. However in SuSE kernels this61 can be 256. However, it may decreased down to 16. Decreasing this62 parameter will reduce memory requirements on a per controller instance.63 64config SCSI_MPT3SAS_MAX_SGE65 int "LSI MPT Fusion SAS 3.0 Max number of SG Entries (16 - 256)"66 depends on PCI && SCSI && SCSI_MPT3SAS67 default "128"68 range 16 25669 help70 This option allows you to specify the maximum number of scatter-71 gather entries per I/O. The driver default is 128, which matches72 MAX_PHYS_SEGMENTS in most kernels. However in SuSE kernels this73 can be 256. However, it may decreased down to 16. Decreasing this74 parameter will reduce memory requirements on a per controller instance.75 76config SCSI_MPT2SAS77 tristate "Legacy MPT2SAS config option"78 default n79 select SCSI_MPT3SAS80 depends on PCI && SCSI81 help82 Dummy config option for backwards compatibility: configure the MPT3SAS83 driver instead.84