linux-toradex.git/drivers/block/mtip32xx, branch v3.4.45 Linux kernel for Apalis and Colibri modules mtip32xx: release the semaphore on an error path 2012-05-11T14:42:14+00:00 Asai Thambi S P asamymuthupa@micron.com 2012-04-16T19:27:55+00:00 a09ba13eefb155a00d8d50008a0c0a2406985ddd Release the semaphore in an error path in mtip_hw_get_scatterlist(). This fixes the smatch warning inconsistent returns. Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Asai Thambi S P <asamymuthupa@micron.com> Signed-off-by: Jens Axboe <axboe@kernel.dk> 
Release the semaphore in an error path in mtip_hw_get_scatterlist(). This
fixes the smatch warning inconsistent returns.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Asai Thambi S P <asamymuthupa@micron.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
block: mtip32xx: remove HOTPLUG_PCI_PCIE dependancy 2012-04-12T06:47:05+00:00 Greg Kroah-Hartman gregkh@linuxfoundation.org 2012-04-12T06:47:05+00:00 63634806519b49bb43f37e53a1e8366eb3e846a4 This removes the HOTPLUG_PCI_PCIE dependency on the driver and makes it depend on PCI. Cc: Sam Bradshaw <sbradshaw@micron.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Acked-by: Asai Thambi S P <asamymuthupa@micron.com> Signed-off-by: Jens Axboe <axboe@kernel.dk> 
This removes the HOTPLUG_PCI_PCIE dependency on the driver and makes it
depend on PCI.

Cc: Sam Bradshaw <sbradshaw@micron.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Asai Thambi S P <asamymuthupa@micron.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
mtip32xx: dump tagmap on failure 2012-04-09T06:35:39+00:00 Asai Thambi S P asamymuthupa@micron.com 2012-04-09T06:35:39+00:00 95fea2f1d90626498e2495a81fe5aab7fba9fb3f Dump tagmap on failure, instead of individual tags. Signed-off-by: Asai Thambi S P <asamymuthupa@micron.com> Signed-off-by: Jens Axboe <axboe@kernel.dk> 
Dump tagmap on failure, instead of individual tags.

Signed-off-by: Asai Thambi S P <asamymuthupa@micron.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
mtip32xx: fix handling of commands in various scenarios 2012-04-09T06:35:39+00:00 Asai Thambi S P asamymuthupa@micron.com 2012-04-09T06:35:39+00:00 c74b0f586fa3cbc92ca451836fd75ae7a3fa85ac * If a ncq command time out and a non-ncq command is active, skip restart port * Queue(pause) ncq commands during operations spanning more than one non-ncq commands - secure erase, download microcode * When a non-ncq command is active, allow incoming non-ncq commands to wait instead of failing back * Changed timeout for download microcode and smart commands * If the device in write protect mode, fail all writes (do not send to device) * Set maximum retries to 2 Signed-off-by: Asai Thambi S P <asamymuthupa@micron.com> Signed-off-by: Jens Axboe <axboe@kernel.dk> 
* If a ncq  command time out and a non-ncq command is active, skip restart port
* Queue(pause) ncq commands during operations spanning more than one non-ncq commands - secure erase, download microcode
* When a non-ncq command is active, allow incoming non-ncq commands to wait instead of failing back
* Changed timeout for download microcode and smart commands
* If the device in write protect mode, fail all writes (do not send to device)
* Set maximum retries to 2

Signed-off-by: Asai Thambi S P <asamymuthupa@micron.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
mtip32xx: Shorten macro names 2012-04-09T06:35:38+00:00 Asai Thambi S P asamymuthupa@micron.com 2012-04-09T06:35:38+00:00 8a857a880bd83ba4f217d55dd4a623a7e4b5cb47 Shortened macros used to represent mtip_port->flags and dd->dd_flag Signed-off-by: Asai Thambi S P <asamymuthupa@micron.com> Signed-off-by: Jens Axboe <axboe@kernel.dk> 
Shortened macros used to represent mtip_port->flags and dd->dd_flag

Signed-off-by: Asai Thambi S P <asamymuthupa@micron.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
mtip32xx: misc changes 2012-04-09T06:35:38+00:00 Asai Thambi S P asamymuthupa@micron.com 2012-04-09T06:35:38+00:00 8182b495281764ca518781e876c91900e75088d2 * Handle the interrupt completion of polled internal commands * Do not check remove pending flag for standby command * On rebuild failure, - set corresponding bit dd_flag - do not send standby command * Free ida index in remove path Signed-off-by: Asai Thambi S P <asamymuthupa@micron.com> Signed-off-by: Jens Axboe <axboe@kernel.dk> 
* Handle the interrupt completion of polled internal commands
* Do not check remove pending flag for standby command
* On rebuild failure,
    - set corresponding bit dd_flag
    - do not send standby command
* Free ida index in remove path

Signed-off-by: Asai Thambi S P <asamymuthupa@micron.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
mtip32xx: Add new sysfs entry 'status' 2012-04-09T06:35:38+00:00 Asai Thambi S P asamymuthupa@micron.com 2012-04-09T06:35:38+00:00 f65872177d838a33e90cbae25625b9bec05134ca * Add support for detecting the following device status - write protect - over temp (thermal shutdown) * Add new sysfs entry 'status', possible values - online, write_protect, thermal_shutdown * Add new file 'sysfs-block-rssd' to document ABI (Reported-by: Greg Kroah-Hartman) Signed-off-by: Asai Thambi S P <asamymuthupa@micron.com> Signed-off-by: Jens Axboe <axboe@kernel.dk> 
* Add support for detecting the following device status
        - write protect
        - over temp (thermal shutdown)
* Add new sysfs entry 'status', possible values - online, write_protect, thermal_shutdown
* Add new file 'sysfs-block-rssd' to document ABI (Reported-by: Greg Kroah-Hartman)

Signed-off-by: Asai Thambi S P <asamymuthupa@micron.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
mtip32xx: make setting comp_time as common 2012-04-09T06:35:38+00:00 Asai Thambi S P asamymuthupa@micron.com 2012-04-09T06:35:38+00:00 dad40f16ff683a10f4f2bea55a0b9fd86d3db58e Moved setting completion time into mtip_issue_ncq_command() Signed-off-by: Asai Thambi S P <asamymuthupa@micron.com> Signed-off-by: Jens Axboe <axboe@kernel.dk> 
Moved setting completion time into mtip_issue_ncq_command()

Signed-off-by: Asai Thambi S P <asamymuthupa@micron.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
mtip32xx: Add new bitwise flag 'dd_flag' 2012-04-09T06:35:38+00:00 Asai Thambi S P asamymuthupa@micron.com 2012-04-09T06:35:38+00:00 45038367c271f83b649b16551bf2d8174b203cb9 * Merged the following flags into one variable 'dd_flag': * drv_cleanup_done * resumeflag * Added the following flags into 'dd_flag' * remove pending * init done * Removed 'ftlrebuildflag' (similar flag is already part of mti_port->flags) Signed-off-by: Asai Thambi S P <asamymuthupa@micron.com> Signed-off-by: Jens Axboe <axboe@kernel.dk> 
* Merged the following flags into one variable 'dd_flag':
        * drv_cleanup_done
        * resumeflag
* Added the following flags into 'dd_flag'
        * remove pending
        * init done
* Removed 'ftlrebuildflag' (similar flag is already part of mti_port->flags)

Signed-off-by: Asai Thambi S P <asamymuthupa@micron.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
mtip32xx: fix error handling in mtip_init() 2012-04-05T14:09:34+00:00 Ryosuke Saito raitosyo@gmail.com 2012-04-05T14:09:34+00:00 6d27f09a6398ee086b11804aa3a16609876f0c7c Ensure that block device is properly unregistered, if pci_register_driver() fails. Signed-off-by: Ryosuke Saito <raitosyo@gmail.com> Signed-off-by: Jens Axboe <axboe@kernel.dk> 
Ensure that block device is properly unregistered, if
pci_register_driver() fails.

Signed-off-by: Ryosuke Saito <raitosyo@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>