From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tejun Heo Subject: [PATCH 01/12] libata-hp-prep: add flags and eh_info/context fields for hotplug Date: Wed, 31 May 2006 20:05:41 +0900 Message-ID: <1149073541623-git-send-email-htejun@gmail.com> References: <1149073540186-git-send-email-htejun@gmail.com> Reply-To: Tejun Heo Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT Return-path: Received: from nz-out-0102.google.com ([64.233.162.200]:49050 "EHLO nz-out-0102.google.com") by vger.kernel.org with ESMTP id S964969AbWEaLFu (ORCPT ); Wed, 31 May 2006 07:05:50 -0400 Received: by nz-out-0102.google.com with SMTP id s18so5533nze for ; Wed, 31 May 2006 04:05:49 -0700 (PDT) In-Reply-To: <1149073540186-git-send-email-htejun@gmail.com> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: jgarzik@pobox.com, mlord@pobox.com, albertcc@tw.ibm.com, alan@lxorguk.ukuu.org.uk, axboe@suse.de, forrest.zhao@intel.com, linux-ide@vger.kernel.org Cc: Tejun Heo Add hotplug related flags and eh_info/context fields. Signed-off-by: Tejun Heo --- include/linux/libata.h | 19 ++++++++++++++++++- 1 files changed, 18 insertions(+), 1 deletions(-) abdda7331d469fa965167365f011d05e226008fb diff --git a/include/linux/libata.h b/include/linux/libata.h index 2eb5828..d4a668c 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -131,6 +131,9 @@ enum { ATA_DFLAG_PIO = (1 << 8), /* device currently in PIO mode */ + ATA_DFLAG_DETACH = (1 << 16), + ATA_DFLAG_DETACHED = (1 << 17), + ATA_DEV_UNKNOWN = 0, /* unknown device */ ATA_DEV_ATA = 1, /* ATA device */ ATA_DEV_ATA_UNSUP = 2, /* ATA device (unsupported) */ @@ -152,6 +155,9 @@ enum { ATA_FLAG_PIO_POLLING = (1 << 9), /* use polling PIO if LLD * doesn't handle PIO interrupts */ ATA_FLAG_NCQ = (1 << 10), /* host supports NCQ */ + ATA_FLAG_HRST_TO_RESUME = (1 << 11), /* hardreset to resume phy */ + ATA_FLAG_SKIP_D2H_BSY = (1 << 12), /* can't wait for the first D2H + * Register FIS clearing BSY */ ATA_FLAG_DEBUGMSG = (1 << 13), ATA_FLAG_FLUSH_PORT_TASK = (1 << 14), /* flush port task */ @@ -160,6 +166,9 @@ enum { ATA_FLAG_EH_IN_PROGRESS = (1 << 16), /* EH in progress */ ATA_FLAG_FROZEN = (1 << 17), /* port is frozen */ ATA_FLAG_RECOVERED = (1 << 18), /* recovery action performed */ + ATA_FLAG_LOADING = (1 << 19), /* boot/loading probe */ + ATA_FLAG_UNLOADING = (1 << 20), /* module is unloading */ + ATA_FLAG_SCSI_HOTPLUG = (1 << 21), /* SCSI hotplug scheduled */ ATA_FLAG_DISABLED = (1 << 22), /* port is disabled, ignore it */ ATA_FLAG_SUSPENDED = (1 << 23), /* port is suspended (power) */ @@ -241,7 +250,9 @@ enum { ATA_EH_RESET_MASK = ATA_EH_SOFTRESET | ATA_EH_HARDRESET, /* ata_eh_info->flags */ - ATA_EHI_DID_RESET = (1 << 0), /* already reset this port */ + ATA_EHI_HOTPLUGGED = (1 << 0), /* could have been hotplugged */ + + ATA_EHI_DID_RESET = (1 << 16), /* already reset this port */ /* max repeat if error condition is still set after ->error_handler */ ATA_EH_MAX_REPEAT = 5, @@ -434,6 +445,10 @@ struct ata_eh_info { unsigned int err_mask; /* port-wide err_mask */ unsigned int action; /* ATA_EH_* action mask */ unsigned int flags; /* ATA_EHI_* flags */ + + unsigned long hotplug_timestamp; + unsigned int probe_mask; + char desc[ATA_EH_DESC_LEN]; int desc_len; }; @@ -441,6 +456,8 @@ struct ata_eh_info { struct ata_eh_context { struct ata_eh_info i; int tries[ATA_MAX_DEVICES]; + unsigned int classes[ATA_MAX_DEVICES]; + unsigned int did_probe_mask; }; struct ata_port { -- 1.3.2