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Commit 82741547 authored by Paul Menzel's avatar Paul Menzel Committed by Greg Kroah-Hartman
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ata: ahci: Add support for AMD A85 FCH (Hudson D4)



[ Upstream commit a17ab7ab ]

Add support for the AMD A85 FCH (Hudson D4) AHCI adapter.

Since this adapter does not require the default 200 ms debounce delay
in sata_link_resume(), create a new board board_ahci_no_debounce_delay
with the link flag ATA_LFLAG_NO_DEBOUNCE_DELAY, and, for now, configure
the AMD A85 FCH (Hudson D4) to use it. On the ASUS F2A85-M PRO it
reduces the Linux kernel boot time by the expected 200 ms from 787 ms
to 585 ms.

Signed-off-by: default avatarPaul Menzel <pmenzel@molgen.mpg.de>
Cc: Tejun Heo <tj@kernel.org>
Signed-off-by: default avatarDamien Le Moal <damien.lemoal@opensource.wdc.com>
Stable-dep-of: 2a2df98e ("ata: ahci: Add Elkhart Lake AHCI controller")
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent bd69c74d
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