Commit dab04b01 authored by Mahesh Rajashekhara's avatar Mahesh Rajashekhara Committed by James Bottomley
Browse files

aacraid: AIF raw device remove support 



Signed-off-by: default avatarMahesh Rajashekhara <Mahesh.Rajashekhara@pmcs.com>
Reviewed-by: default avatarHannes Reinecke <hare@suse.de>
Reviewed-by: default avatarMurthy Bhat <Murthy.Bhat@pmcs.com>
Signed-off-by: default avatarJames Bottomley <JBottomley@Odin.com>
parent ef616233

drivers/scsi/aacraid/aacraid.h

+3 −0
Original line number Diff line number Diff line
@@ -2065,6 +2065,9 @@ extern struct aac_common aac_config; 
/* PMC NEW COMM: Request the event data */

#define		AifReqEvent		200



/* RAW device deleted */

#define		AifRawDeviceRemove	203



/*

 *	Adapter Initiated FIB command structures. Start with the adapter

 *	initiated FIBs that really come from the adapter, and get responded

drivers/scsi/aacraid/commsup.c

+33 −0
Original line number Diff line number Diff line
@@ -883,6 +883,39 @@ static void aac_handle_aif(struct aac_dev * dev, struct fib * fibptr) 
	switch (le32_to_cpu(aifcmd->command)) {

	case AifCmdDriverNotify:

		switch (le32_to_cpu(((__le32 *)aifcmd->data)[0])) {

		case AifRawDeviceRemove:

			container = le32_to_cpu(((__le32 *)aifcmd->data)[1]);

			if ((container >> 28)) {

				container = (u32)-1;

				break;

			}

			channel = (container >> 24) & 0xF;

			if (channel >= dev->maximum_num_channels) {

				container = (u32)-1;

				break;

			}

			id = container & 0xFFFF;

			if (id >= dev->maximum_num_physicals) {

				container = (u32)-1;

				break;

			}

			lun = (container >> 16) & 0xFF;

			container = (u32)-1;

			channel = aac_phys_to_logical(channel);

			device_config_needed =

			  (((__le32 *)aifcmd->data)[0] ==

			    cpu_to_le32(AifRawDeviceRemove)) ? DELETE : ADD;



			if (device_config_needed == ADD) {

				device = scsi_device_lookup(

					dev->scsi_host_ptr,

					channel, id, lun);

				if (device) {

					scsi_remove_device(device);

					scsi_device_put(device);

				}

			}

			break;

		/*

		 *	Morph or Expand complete

		 */