From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mahesh Rajashekhara Subject: [PATCH 7/7] aacraid: AIF raw device remove support Date: Wed, 4 Mar 2015 03:38:33 -0500 Message-ID: <1425458313-1956-8-git-send-email-Mahesh.Rajashekhara@pmcs.com> References: <1425458313-1956-1-git-send-email-Mahesh.Rajashekhara@pmcs.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Received: from bby1mta03.pmc-sierra.com ([216.241.235.118]:42638 "EHLO bby1mta03.pmc-sierra.bc.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932820AbbCDJP6 (ORCPT ); Wed, 4 Mar 2015 04:15:58 -0500 In-Reply-To: <1425458313-1956-1-git-send-email-Mahesh.Rajashekhara@pmcs.com> Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: JBottomley@Parallels.com, linux-scsi@vger.kernel.org Cc: aacraid@pmc-sierra.com, Harry.Yang@pmcs.com, Achim.Leubner@pmcs.com, Rajinikanth.Pandurangan@pmcs.com, Rich.Bono@pmcs.com, Mahesh.Rajashekhara@pmcs.com Add AIF raw device remove support Signed-off-by: Mahesh Rajashekhara --- drivers/scsi/aacraid/aacraid.h | 3 +++ drivers/scsi/aacraid/commsup.c | 32 ++++++++++++++++++++++++++++++++ 2 files changed, 35 insertions(+), 0 deletions(-) diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h index 74a0440..5aaa9a6 100644 --- a/drivers/scsi/aacraid/aacraid.h +++ b/drivers/scsi/aacraid/aacraid.h @@ -2061,6 +2061,9 @@ 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 diff --git a/drivers/scsi/aacraid/commsup.c b/drivers/scsi/aacraid/commsup.c index 0555023..8bb9ee4 100644 --- a/drivers/scsi/aacraid/commsup.c +++ b/drivers/scsi/aacraid/commsup.c @@ -884,6 +884,38 @@ 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 */ -- 1.7.7.3