Re: [Patch RESEND 3/4] memory: tegra: add check if MRQ_EMC_DVFS_LATENCY is supported

[Thierry Reding]

On Wed, Jun 21, 2023 at 07:13:59PM +0530, Sumit Gupta wrote:
> Add check to ensure that "MRQ_EMC_DVFS_LATENCY" is supported by the
> BPMP-FW before making the MRQ request. Currently, if the BPMP-FW
> doesn't support this MRQ, then the "tegra186_emc_probe" fails.
> Due to this the Memory Interconnect initialization also doesn't
> happen. Memory Interconnect is not dependent on this MRQ and can
> initialize even when this MRQ is not supported in any platform.
> The check ensures that the MRQ is called only when it is supported
> by the BPMP-FW and Interconnect initializes independent of this MRQ.
> Also, moved the code to new function for better readability.
> 
> Signed-off-by: Sumit Gupta <sumitg@xxxxxxxxxx>
> ---
>  drivers/memory/tegra/tegra186-emc.c | 136 +++++++++++++++-------------
>  1 file changed, 71 insertions(+), 65 deletions(-)

Acked-by: Thierry Reding <treding@xxxxxxxxxx>

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