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@xxxxxxxxxx> > --- > 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@xxxxxxxxxx>
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