Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756561AbZGOXoR (ORCPT ); Wed, 15 Jul 2009 19:44:17 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756511AbZGOXoQ (ORCPT ); Wed, 15 Jul 2009 19:44:16 -0400 Received: from cavan.codon.org.uk ([93.93.128.6]:46555 "EHLO cavan.codon.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756439AbZGOXoN (ORCPT ); Wed, 15 Jul 2009 19:44:13 -0400 From: Matthew Garrett To: linux-kernel@vger.kernel.org Cc: linux-scsi@vger.kernel.org, linux-ide@vger.kernel.org, Matthew Garrett Subject: [PATCH 3/4] libata: Make it possible for host drivers to flag hotplug ports Date: Thu, 16 Jul 2009 00:43:57 +0100 Message-Id: <1247701438-18266-3-git-send-email-mjg@redhat.com> X-Mailer: git-send-email 1.6.2.5 In-Reply-To: <1247701438-18266-2-git-send-email-mjg@redhat.com> References: <1247701438-18266-1-git-send-email-mjg@redhat.com> <1247701438-18266-2-git-send-email-mjg@redhat.com> X-SA-Do-Not-Run: Yes X-SA-Exim-Connect-IP: 78.86.230.144 X-SA-Exim-Mail-From: mjg@redhat.com X-SA-Exim-Scanned: No (on cavan.codon.org.uk); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1618 Lines: 45 Some libata host drivers may be able to provide hotplug information on a port by port basis. Add a port operation to allow this to be done, and ensure that it's called during registration. Signed-off-by: Matthew Garrett --- drivers/ata/libata-core.c | 4 ++++ include/linux/libata.h | 1 + 2 files changed, 5 insertions(+), 0 deletions(-) diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 045a486..e4efd68 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -6120,6 +6120,10 @@ int ata_host_register(struct ata_host *host, struct scsi_host_template *sht) xfer_mask = ata_pack_xfermask(ap->pio_mask, ap->mwdma_mask, ap->udma_mask); + if (ap->ops->is_hotpluggable) + ap->scsi_host->hotpluggable = + ap->ops->is_hotpluggable(ap); + if (!ata_port_is_dummy(ap)) { ata_port_printk(ap, KERN_INFO, "%cATA max %s %s\n", diff --git a/include/linux/libata.h b/include/linux/libata.h index 3d501db..7b1da91 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -814,6 +814,7 @@ struct ata_port_operations { void (*pmp_detach)(struct ata_port *ap); int (*enable_pm)(struct ata_port *ap, enum link_pm policy); void (*disable_pm)(struct ata_port *ap); + int (*is_hotpluggable)(struct ata_port *ap); /* * Start, stop, suspend and resume -- 1.6.2.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/