On Wed, Jul 22, 2020 at 02:03:32PM +0530, Vaibhav Gupta wrote: > Linux Kernel Mentee: Remove Legacy Power Management. > > The purpose of this patch series is to upgrade power management in block > 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_enable/disable_device_mem(), 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. > > All patches are compile-tested only. > > Test tools: > - Compiler: gcc (GCC) 10.1.0 > - allmodconfig build: make -j$(nproc) W=1 all > > v3: v2 needed some changes in commit messages. > > Vaibhav Gupta (3): > mtip32xx: use generic power management > rsxx: use generic power management > skd: use generic power management > > drivers/block/mtip32xx/mtip32xx.c | 54 +++++++------------------------ > drivers/block/rsxx/core.c | 9 ++++-- > drivers/block/skd_main.c | 30 +++++------------ > 3 files changed, 27 insertions(+), 66 deletions(-) > > -- > 2.27.0 >
