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    SubjectRe: [PATCH] sata_fsl: Add power mgmt support
    Hello.

    Kumar Gala wrote:

    > From: Dave Liu <daveliu@freescale.com>
    >
    > Signed-off-by: Dave Liu <daveliu@freescale.com>
    > Signed-off-by: Liu Yu <yu.liu@freescale.com>
    > Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
    > ---
    > drivers/ata/sata_fsl.c | 35 +++++++++++++++++++++++++++++++++++
    > 1 files changed, 35 insertions(+), 0 deletions(-)
    >
    > diff --git a/drivers/ata/sata_fsl.c b/drivers/ata/sata_fsl.c
    > index 36b8629..94eaa43 100644
    > --- a/drivers/ata/sata_fsl.c
    > +++ b/drivers/ata/sata_fsl.c
    > @@ -1378,6 +1378,37 @@ static int sata_fsl_remove(struct of_device *ofdev)
    > return 0;
    > }
    >
    > +#ifdef CONFIG_PM
    > +static int sata_fsl_suspend(struct of_device *op, pm_message_t state)
    > +{
    > + struct ata_host *host = dev_get_drvdata(&op->dev);
    > + return ata_host_suspend(host, state);
    > +}
    > +
    > +static int sata_fsl_resume(struct of_device *op)
    > +{
    > + struct ata_host *host = dev_get_drvdata(&op->dev);
    > + struct sata_fsl_host_priv *host_priv = host->private_data;
    > + int ret;
    > + void __iomem *hcr_base = host_priv->hcr_base;
    > + struct ata_port *ap = host->ports[0];
    > + struct sata_fsl_port_priv *pp = ap->private_data;
    > +
    > + ret = sata_fsl_init_controller(host);
    > + if (ret) {
    > + dev_printk(KERN_ERR, &op->dev,
    > + "Error initialize hardware\n");
    >

    May be "initializing"?

    > + return ret;
    > + }
    > +
    > + /* Recovery the CHBA register in host controller cmd register set */
    >

    Maybe "Recover"?

    > + iowrite32(pp->cmdslot_paddr & 0xffffffff, hcr_base + CHBA);
    > +
    > + ata_host_resume(host);
    > + return 0;
    > +}
    > +#endif
    >

    MBR, Sergei




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