Re: [PATCH V7 4/4] PCI: tegra: Add power management support

[Thierry Reding <thierry.reding@gmail.com>]

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On Tue, Jan 30, 2018 at 10:54:11AM +0530, Manikanta Maddireddy wrote:
> Tegra186 powergate driver is implemented as power domain driver, power
> partition ungate/gate are registered as power_on/power_off callback
> functions. There are no direct functions to power gate/ungate host
> controller in Tegra186. Host controller driver should add "power-domains"
> property in device tree and implement runtime suspend and resume
> callback functons. Power gate and ungate is taken care by power domain
> driver when host controller driver calls pm_runtime_put_sync and
> pm_runtime_get_sync respectively.
> 
> Register suspend_noirq & resume_noirq callback functions to allow PCIe to
> come up after resume from RAM. Both runtime and noirq pm ops share same
> callback functions.
> 
> Signed-off-by: Manikanta Maddireddy <mmaddireddy@nvidia.com>
> ---
> V2:
> * no change in this patch
> V3:
> * no change in this patch
> V4:
> * no change in this patch
> V5:
> * Decoupled from https://patchwork.ozlabs.org/patch/832053/ and
> rebased on linux-next
> V6:
> * no change in this patch
> V7:
> * memory & irq alloc and AFI programming for MSI are split in two functions
> 
>  drivers/pci/host/pci-tegra.c | 178 +++++++++++++++++++++++++++----------------
>  1 file changed, 111 insertions(+), 67 deletions(-)

Looks good to me:

Acked-by: Thierry Reding <treding@nvidia.com>

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