Re: [PATCH 5.13 32/35] Revert "spi: mediatek: fix fifo rx mode"

From: Guenter Roeck
Date: Fri Aug 06 2021 - 14:54:43 EST


On 8/6/21 1:17 AM, Greg Kroah-Hartman wrote:
From: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

This reverts commit 09b8cc7810587257e5f82080884001301e1a1ba9 which is
commit 3a70dd2d050331ee4cf5ad9d5c0a32d83ead9a43 upstream.

It has been found to have problems.

Reported-by: Guenter Roeck <linux@xxxxxxxxxxxx>
Cc: Peter Hess <peter.hess@xxxxxxxxxx>
Cc: Frank Wunderlich <frank-w@xxxxxxxxxxxxxxx>
Cc: Mark Brown <broonie@xxxxxxxxxx>
Cc: Sasha Levin <sashal@xxxxxxxxxx>
Link: https://lore.kernel.org/r/efee3a58-a4d2-af22-0931-e81b877ab539@xxxxxxxxxxxx
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

The problem with the reverted patch has now been fixed in the mainline
kernel with commit 0d5c3954b35e ("spi: mediatek: Fix fifo transfer").
So an alternative to this revert might be to apply commit 0d5c3954b35e
instead.

Thanks,
Guenter