Re: [PATCH V4 6/6] PCI: tegra: Disable LTSSM during L2 entry

2020-11-26 Thread Thierry Reding
On Mon, Nov 09, 2020 at 10:49:37PM +0530, Vidya Sagar wrote: > PCIe cards like Marvell SATA controller and some of the Samsung NVMe > drives don't support taking the link to L2 state. When the link doesn't > go to L2 state, Tegra194 requires the LTSSM to be disabled to allow PHY > to start the

[PATCH V4 6/6] PCI: tegra: Disable LTSSM during L2 entry

2020-11-09 Thread Vidya Sagar
PCIe cards like Marvell SATA controller and some of the Samsung NVMe drives don't support taking the link to L2 state. When the link doesn't go to L2 state, Tegra194 requires the LTSSM to be disabled to allow PHY to start the next link up process cleanly during suspend/resume sequence. Failing to