scsi: ufs: exynos: Enable PRDT pre-fetching with UFSHCD_CAP_CRYPTO

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[ Upstream commit deac9ad496 ]

PRDT_PREFETCH_ENABLE[31] bit should be set when desctype field of
fmpsecurity0 register is type2 (double file encryption) or type3
(support for file and disk encryption). Setting this bit enables PRDT
pre-fetching on both TXPRDT and RXPRDT.

Signed-off-by: Peter Griffin <peter.griffin@linaro.org>
Link: https://lore.kernel.org/r/20250319-exynos-ufs-stability-fixes-v2-5-96722cc2ba1b@linaro.org
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

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Peter Griffin 2025-03-19 15:30:22 +00:00 • committed by Greg Kroah-Hartman

parent 09c7a06928

commit c0724ac138

1 changed files with 7 additions and 2 deletions

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drivers/ufs/host/ufs-exynos.c

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