From: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
To: Tejun Heo <tj@kernel.org>
Cc: Hans de Goede <hdegoede@redhat.com>,
Maxime Ripard <maxime.ripard@free-electrons.com>,
Oliver Schinagl <oliver@schinagl.nl>,
linux-ide@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: [PATCH] ata: ahci_sunxi: disable resources on driver removal
Date: Mon, 17 Mar 2014 14:05:15 +0100 [thread overview]
Message-ID: <4639408.hubNkUp5Oa@amdc1032> (raw)
Add custom ->host_stop method to disable resources on driver removal.
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
---
Compile tested only.
drivers/ata/ahci_sunxi.c | 14 +++++++++++++-
1 file changed, 13 insertions(+), 1 deletion(-)
Index: b/drivers/ata/ahci_sunxi.c
===================================================================
--- a/drivers/ata/ahci_sunxi.c 2014-03-17 13:48:26.292485389 +0100
+++ b/drivers/ata/ahci_sunxi.c 2014-03-17 13:55:48.912477842 +0100
@@ -156,13 +156,25 @@ static void ahci_sunxi_start_engine(stru
sunxi_setbits(port_mmio + PORT_CMD, PORT_CMD_START);
}
+static void ahci_sunxi_host_stop(struct ata_host *host)
+{
+ struct ahci_host_priv *hpriv = host->private_data;
+
+ ahci_platform_disable_resources(hpriv);
+}
+
+static struct ata_port_operations ahci_sunxi_port_ops = {
+ .inherits = &ahci_platform_ops,
+ .host_stop = ahci_sunxi_host_stop,
+};
+
static const struct ata_port_info ahci_sunxi_port_info = {
AHCI_HFLAGS(AHCI_HFLAG_32BIT_ONLY | AHCI_HFLAG_NO_MSI |
AHCI_HFLAG_NO_PMP | AHCI_HFLAG_YES_NCQ),
.flags = AHCI_FLAG_COMMON | ATA_FLAG_NCQ,
.pio_mask = ATA_PIO4,
.udma_mask = ATA_UDMA6,
- .port_ops = &ahci_platform_ops,
+ .port_ops = &ahci_sunxi_port_ops,
};
static int ahci_sunxi_probe(struct platform_device *pdev)
WARNING: multiple messages have this Message-ID (diff)
From: b.zolnierkie@samsung.com (Bartlomiej Zolnierkiewicz)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ata: ahci_sunxi: disable resources on driver removal
Date: Mon, 17 Mar 2014 14:05:15 +0100 [thread overview]
Message-ID: <4639408.hubNkUp5Oa@amdc1032> (raw)
Add custom ->host_stop method to disable resources on driver removal.
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
---
Compile tested only.
drivers/ata/ahci_sunxi.c | 14 +++++++++++++-
1 file changed, 13 insertions(+), 1 deletion(-)
Index: b/drivers/ata/ahci_sunxi.c
===================================================================
--- a/drivers/ata/ahci_sunxi.c 2014-03-17 13:48:26.292485389 +0100
+++ b/drivers/ata/ahci_sunxi.c 2014-03-17 13:55:48.912477842 +0100
@@ -156,13 +156,25 @@ static void ahci_sunxi_start_engine(stru
sunxi_setbits(port_mmio + PORT_CMD, PORT_CMD_START);
}
+static void ahci_sunxi_host_stop(struct ata_host *host)
+{
+ struct ahci_host_priv *hpriv = host->private_data;
+
+ ahci_platform_disable_resources(hpriv);
+}
+
+static struct ata_port_operations ahci_sunxi_port_ops = {
+ .inherits = &ahci_platform_ops,
+ .host_stop = ahci_sunxi_host_stop,
+};
+
static const struct ata_port_info ahci_sunxi_port_info = {
AHCI_HFLAGS(AHCI_HFLAG_32BIT_ONLY | AHCI_HFLAG_NO_MSI |
AHCI_HFLAG_NO_PMP | AHCI_HFLAG_YES_NCQ),
.flags = AHCI_FLAG_COMMON | ATA_FLAG_NCQ,
.pio_mask = ATA_PIO4,
.udma_mask = ATA_UDMA6,
- .port_ops = &ahci_platform_ops,
+ .port_ops = &ahci_sunxi_port_ops,
};
static int ahci_sunxi_probe(struct platform_device *pdev)
next reply other threads:[~2014-03-17 13:05 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-17 13:05 Bartlomiej Zolnierkiewicz [this message]
2014-03-17 13:05 ` [PATCH] ata: ahci_sunxi: disable resources on driver removal Bartlomiej Zolnierkiewicz
2014-03-17 13:16 ` Bartlomiej Zolnierkiewicz
2014-03-17 13:16 ` Bartlomiej Zolnierkiewicz
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