diff options
Diffstat (limited to 'drivers/scsi/aic7xxx/Kconfig.aic7xxx')
| -rw-r--r-- | drivers/scsi/aic7xxx/Kconfig.aic7xxx | 97 |
1 files changed, 49 insertions, 48 deletions
diff --git a/drivers/scsi/aic7xxx/Kconfig.aic7xxx b/drivers/scsi/aic7xxx/Kconfig.aic7xxx index f0425145a5f4..8f87f2d8ba9f 100644 --- a/drivers/scsi/aic7xxx/Kconfig.aic7xxx +++ b/drivers/scsi/aic7xxx/Kconfig.aic7xxx @@ -8,84 +8,85 @@ config SCSI_AIC7XXX depends on (PCI || EISA) && HAS_IOPORT && SCSI select SCSI_SPI_ATTRS help - This driver supports all of Adaptec's Fast through Ultra 160 PCI - based SCSI controllers as well as the aic7770 based EISA and VLB - SCSI controllers (the 274x and 284x series). For AAA and ARO based - configurations, only SCSI functionality is provided. + This driver supports all of Adaptec's Fast through Ultra 160 PCI + based SCSI controllers as well as the aic7770 based EISA and VLB + SCSI controllers (the 274x and 284x series). For AAA and ARO based + configurations, only SCSI functionality is provided. - To compile this driver as a module, choose M here: the - module will be called aic7xxx. + To compile this driver as a module, choose M here: the + module will be called aic7xxx. config AIC7XXX_CMDS_PER_DEVICE int "Maximum number of TCQ commands per device" depends on SCSI_AIC7XXX default "32" help - Specify the number of commands you would like to allocate per SCSI - device when Tagged Command Queueing (TCQ) is enabled on that device. + Specify the number of commands you would like to allocate per SCSI + device when Tagged Command Queueing (TCQ) is enabled on that device. - This is an upper bound value for the number of tagged transactions - to be used for any device. The aic7xxx driver will automatically - vary this number based on device behavior. For devices with a - fixed maximum, the driver will eventually lock to this maximum - and display a console message indicating this value. + This is an upper bound value for the number of tagged transactions + to be used for any device. The aic7xxx driver will automatically + vary this number based on device behavior. For devices with a + fixed maximum, the driver will eventually lock to this maximum + and display a console message indicating this value. - Due to resource allocation issues in the Linux SCSI mid-layer, using - a high number of commands per device may result in memory allocation - failures when many devices are attached to the system. For this reason, - the default is set to 32. Higher values may result in higher performance - on some devices. The upper bound is 253. 0 disables tagged queueing. + Due to resource allocation issues in the Linux SCSI mid-layer, using + a high number of commands per device may result in memory allocation + failures when many devices are attached to the system. For this + reason, the default is set to 32. Higher values may result in higher + performance on some devices. The upper bound is 253. 0 disables tagged + queueing. - Per device tag depth can be controlled via the kernel command line - "tag_info" option. See Documentation/scsi/aic7xxx.rst for details. + Per device tag depth can be controlled via the kernel command line + "tag_info" option. See Documentation/scsi/aic7xxx.rst for details. config AIC7XXX_RESET_DELAY_MS int "Initial bus reset delay in milli-seconds" depends on SCSI_AIC7XXX default "5000" help - The number of milliseconds to delay after an initial bus reset. - The bus settle delay following all error recovery actions is - dictated by the SCSI layer and is not affected by this value. + The number of milliseconds to delay after an initial bus reset. + The bus settle delay following all error recovery actions is + dictated by the SCSI layer and is not affected by this value. - Default: 5000 (5 seconds) + Default: 5000 (5 seconds) config AIC7XXX_BUILD_FIRMWARE bool "Build Adapter Firmware with Kernel Build" depends on SCSI_AIC7XXX && !PREVENT_FIRMWARE_BUILD help - This option should only be enabled if you are modifying the firmware - source to the aic7xxx driver and wish to have the generated firmware - include files updated during a normal kernel build. The assembler - for the firmware requires lex and yacc or their equivalents, as well - as the db v1 library. You may have to install additional packages - or modify the assembler Makefile or the files it includes if your - build environment is different than that of the author. + This option should only be enabled if you are modifying the firmware + source to the aic7xxx driver and wish to have the generated firmware + include files updated during a normal kernel build. The assembler + for the firmware requires lex and yacc or their equivalents, as well + as the db v1 library. You may have to install additional packages + or modify the assembler Makefile or the files it includes if your + build environment is different than that of the author. config AIC7XXX_DEBUG_ENABLE bool "Compile in Debugging Code" depends on SCSI_AIC7XXX default y help - Compile in aic7xxx debugging code that can be useful in diagnosing - driver errors. + Compile in aic7xxx debugging code that can be useful in diagnosing + driver errors. config AIC7XXX_DEBUG_MASK - int "Debug code enable mask (2047 for all debugging)" - depends on SCSI_AIC7XXX - default "0" - help - Bit mask of debug options that is only valid if the - CONFIG_AIC7XXX_DEBUG_ENABLE option is enabled. The bits in this mask - are defined in the drivers/scsi/aic7xxx/aic7xxx.h - search for the - variable ahc_debug in that file to find them. + int "Debug code enable mask (2047 for all debugging)" + depends on SCSI_AIC7XXX + default "0" + help + Bit mask of debug options that is only valid if the + CONFIG_AIC7XXX_DEBUG_ENABLE option is enabled. The bits in this mask + are defined in the drivers/scsi/aic7xxx/aic7xxx.h - search for the + variable ahc_debug in that file to find them. config AIC7XXX_REG_PRETTY_PRINT - bool "Decode registers during diagnostics" - depends on SCSI_AIC7XXX + bool "Decode registers during diagnostics" + depends on SCSI_AIC7XXX default y - help - Compile in register value tables for the output of expanded register - contents in diagnostics. This make it much easier to understand debug - output without having to refer to a data book and/or the aic7xxx.reg - file. + help + Compile in register value tables for the output of expanded register + contents in diagnostics. This make it much easier to understand debug + output without having to refer to a data book and/or the aic7xxx.reg + file. |