Re: [PATCH 5/5] mmc: core: Add support for graceful host removal for SD

From: Wolfram Sang
Date: Mon Mar 31 2025 - 04:33:43 EST


On Thu, Mar 20, 2025 at 03:00:36PM +0100, Ulf Hansson wrote:
> An mmc host driver may allow to unbind from its corresponding host device.
> If an SD card is attached to the host, the mmc core will just try to cut
> the power for it, without obeying to the SD spec that potentially may
> damage the card.
>
> Let's fix this problem by implementing a graceful power-down of the card at
> host removal.
>
> Signed-off-by: Ulf Hansson <ulf.hansson@xxxxxxxxxx>

Reviewed-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>

Testing needs another day, can't do this via remotelab.

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