Hi Hans, Thank you for your comment. On Wed, 22 Aug 2018 11:27:18 +0200 <hdegoede@xxxxxxxxxx> wrote: > Hi, > > On 22-08-18 09:36, Kunihiko Hayashi wrote: > > Add support to get and control a list of resets for the device, and > > add the flag indicating whether to use the reset. Existing drivers > > set 0 to this flags. > > > This series solves the issue of the previous patch [1] that was already > > reverted [2]. > > [1] https://www.spinics.net/lists/linux-ide/msg55299.html > > [2] https://www.spinics.net/lists/linux-ide/msg55379.html > > > Kunihiko Hayashi (14): > > ata: ahci-platform: add reset control support and the flag to specify > > using reset > > ata: ahci_brcm: add second argument of ahci_platform_get_resources() > > ata: ahci_ceva: add second argument of ahci_platform_get_resources() > > ata: ahci_da850: add second argument of ahci_platform_get_resources() > > ata: ahci_dm816: add second argument of ahci_platform_get_resources() > > ata: ahci_imx: add second argument of ahci_platform_get_resources() > > ata: ahci_brcm: add second argument of ahci_platform_get_resources() > > ata: ahci_mvebu: add second argument of ahci_platform_get_resources() > > ata: ahci_qoriq: add second argument of ahci_platform_get_resources() > > ata: ahci_seattle: add second argument of > > ahci_platform_get_resources() > > ata: ahci_st: add second argument of ahci_platform_get_resources() > > ata: ahci_sunxi: add second argument of ahci_platform_get_resources() > > ata: ahci_tegra: add second argument of ahci_platform_get_resources() > > ata: ahci_xgene: add second argument of ahci_platform_get_resources() > > When you change a function prototype, you must also change all > the callers in a single commit, so that all intermediate commits > will compile without errors, otherwise you will break git bisect. Surely, these splitted patches will make git bisect fail. I'll collect them in a single commit. > Otherwise this looks good. > > I suggest you split this like this: > > 1) Add a flags argument to ahci_platform_get_resources(), > without adding support for any flags yet, so this just > changes the function prototype and passes 0 for the new > flags argument *everywhere* without any other changes > 2) Add support for a AHCI_PLATFORM_GET_RESETS flag, basically > your current first patch, minus the prototype patches > 3) A patch which passes AHCI_PLATFORM_GET_RESETS for the > generic ahci_platform driver (so break this out of your > first patch). Also describe in the commit message of this > patch why / for which platforms this is necessary. > > The idea of doing 3. separately is that we can easily revert > it in case of problems while keeping the core functionality > in place. Note I do not expect this to be necessary. Your split plan will be very useful for bisecting. I'll try it next. --- Best Regards, Kunihiko Hayashi