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SubjectRe: [PATCH v2 00/15] scsi: use generic power management
On Mon, Jul 20, 2020 at 07:04:13PM +0530, Vaibhav Gupta wrote:
> Linux Kernel Mentee: Remove Legacy Power Management.
>
> The purpose of this patch series is to upgrade power management in scsi
> drivers. This has been done by upgrading .suspend() and .resume() callbacks.
>
> The upgrade makes sure that the involvement of PCI Core does not change the
> order of operations executed in a driver. Thus, does not change its behavior.
>
> In general, drivers with legacy PM, .suspend() and .resume() make use of PCI
> helper functions like pci_request/release_regions(), pci_set_power_state(),
> pci_save/restore_state(), pci_enable/disable_device(), etc. to complete
> their job.
>
> The conversion requires the removal of those function calls, change the
> callbacks' definition accordingly and make use of dev_pm_ops structure.
>
> v2: kbuild error in v1.
>
> All patches are compile-tested only.
>
> Test tools:
> - Compiler: gcc (GCC) 10.1.0
> - allmodconfig build: make -j$(nproc) W=1 all
>
> Vaibhav Gupta (15):
> scsi: megaraid_sas: use generic power management
> scsi: aacraid: use generic power management
> scsi: aic7xxx: use generic power management
> scsi: aic79xx: use generic power management
> scsi: arcmsr: use generic power management
> scsi: esas2r: use generic power management
> scsi: hisi_sas_v3_hw: use generic power management
> scsi: mpt3sas_scsih: use generic power management
> scsi: lpfc: use generic power management
> scsi: pm_8001: use generic power management
> scsi: hpsa: use generic power management
> scsi: 3w-9xxx: use generic power management
> scsi: 3w-sas: use generic power management
> scsi: mvumi: use generic power management
> scsi: pmcraid: use generic power management
>
> drivers/scsi/3w-9xxx.c | 30 ++-----
> drivers/scsi/3w-sas.c | 31 ++-----
> drivers/scsi/aacraid/linit.c | 34 ++------
> drivers/scsi/aic7xxx/aic79xx.h | 12 +--
> drivers/scsi/aic7xxx/aic79xx_core.c | 8 +-
> drivers/scsi/aic7xxx/aic79xx_osm_pci.c | 43 +++-------
> drivers/scsi/aic7xxx/aic79xx_pci.c | 6 +-
> drivers/scsi/aic7xxx/aic7xxx.h | 10 +--
> drivers/scsi/aic7xxx/aic7xxx_core.c | 6 +-
> drivers/scsi/aic7xxx/aic7xxx_osm_pci.c | 46 +++-------
> drivers/scsi/aic7xxx/aic7xxx_pci.c | 4 +-
> drivers/scsi/arcmsr/arcmsr_hba.c | 35 +++-----
> drivers/scsi/esas2r/esas2r.h | 5 +-
> drivers/scsi/esas2r/esas2r_init.c | 48 +++--------
> drivers/scsi/esas2r/esas2r_main.c | 3 +-
> drivers/scsi/hisi_sas/hisi_sas_v3_hw.c | 32 +++----
> drivers/scsi/hpsa.c | 12 +--
> drivers/scsi/lpfc/lpfc_init.c | 100 +++++++---------------
> drivers/scsi/megaraid/megaraid_sas_base.c | 61 ++++---------
> drivers/scsi/mpt3sas/mpt3sas_scsih.c | 36 +++-----
> drivers/scsi/mvumi.c | 49 +++--------
> drivers/scsi/pm8001/pm8001_init.c | 46 ++++------
> drivers/scsi/pmcraid.c | 44 +++-------
> 23 files changed, 212 insertions(+), 489 deletions(-)
>
> --
> 2.27.0
>

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