[PATCH v4] mmc: mtk-sd: reduce CIT for better performance

Alexandre Mergnat amergnat at baylibre.com
Mon Jun 5 06:46:11 PDT 2023


On 05/06/2023 14:14, Wenbin Mei wrote:
> CQHCI_SSC1 indicates to CQE the polling period to use when using periodic
> SEND_QUEUE_STATUS(CMD13) polling.
> Since MSDC CQE uses msdc_hclk as ITCFVAL, so driver should use hclk
> frequency to get the actual time.
> The default value 0x1000 that corresponds to 150us for MediaTek SoCs, let's
> decrease it to 0x40 that corresponds to 2.35us, which can improve the
> performance of some eMMC devices.

Hi,

- Can you add the version change log and the link to the previous
patch version (at least) please ?

- On which board(s) did you test this patch please ?

-- 
Regards,
Alexandre




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