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SubjectRe: [linux-pm] [PATCH 2/2 -stable] libata: add missing CONFIG_PM in LLDs
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Date
Hi.

On Fri, 2007-03-02 at 17:46 +0900, Tejun Heo wrote:
> Add missing #ifdef CONFIG_PM conditionals around all PM related parts
> in libata LLDs.
>
> Signed-off-by: Tejun Heo <htejun@gmail.com>
> ---
> drivers/ata/ahci.c | 14 ++++++++++++++
> drivers/ata/ata_generic.c | 4 ++++
> drivers/ata/ata_piix.c | 4 ++++
> drivers/ata/pata_ali.c | 6 ++++++
> drivers/ata/pata_amd.c | 6 ++++++
> drivers/ata/pata_atiixp.c | 4 ++++
> drivers/ata/pata_cmd64x.c | 6 ++++++
> drivers/ata/pata_cs5520.c | 7 +++++++
> drivers/ata/pata_cs5530.c | 6 ++++++
> drivers/ata/pata_cs5535.c | 4 ++++
> drivers/ata/pata_cypress.c | 4 ++++
> drivers/ata/pata_efar.c | 4 ++++
> drivers/ata/pata_hpt366.c | 7 ++++++-
> drivers/ata/pata_hpt3x3.c | 6 ++++++
> drivers/ata/pata_it821x.c | 6 ++++++
> drivers/ata/pata_jmicron.c | 4 ++++
> drivers/ata/pata_marvell.c | 4 ++++
> drivers/ata/pata_mpiix.c | 4 ++++
> drivers/ata/pata_netcell.c | 4 ++++
> drivers/ata/pata_ns87410.c | 4 ++++
> drivers/ata/pata_oldpiix.c | 4 ++++
> drivers/ata/pata_opti.c | 4 ++++
> drivers/ata/pata_optidma.c | 4 ++++
> drivers/ata/pata_pdc202xx_old.c | 4 ++++
> drivers/ata/pata_radisys.c | 4 ++++
> drivers/ata/pata_rz1000.c | 6 ++++++
> drivers/ata/pata_sc1200.c | 4 ++++
> drivers/ata/pata_serverworks.c | 6 ++++++
> drivers/ata/pata_sil680.c | 4 ++++
> drivers/ata/pata_sis.c | 4 ++++
> drivers/ata/pata_triflex.c | 4 ++++
> drivers/ata/pata_via.c | 6 ++++++
> drivers/ata/sata_sil.c | 2 ++
> drivers/ata/sata_sil24.c | 2 ++
> 34 files changed, 165 insertions(+), 1 deletion(-)
>
> Index: work1/drivers/ata/ahci.c
> ===================================================================
> --- work1.orig/drivers/ata/ahci.c
> +++ work1/drivers/ata/ahci.c
> @@ -225,10 +225,12 @@ static void ahci_thaw(struct ata_port *a
> static void ahci_error_handler(struct ata_port *ap);
> static void ahci_vt8251_error_handler(struct ata_port *ap);
> static void ahci_post_internal_cmd(struct ata_queued_cmd *qc);
> +#ifdef CONFIG_PM
> static int ahci_port_suspend(struct ata_port *ap, pm_message_t mesg);
> static int ahci_port_resume(struct ata_port *ap);
> static int ahci_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg);
> static int ahci_pci_device_resume(struct pci_dev *pdev);

Wouldn't it be simpler to add

#else
#define ahci_port_suspend(port, message) (NULL)

etc (or something similar)?

Regards,

Nigel



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