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(parent: 5e4696d) | patch
ata: parport_pc: add 16-bit and 8-bit fast EPP transfer flags
authorOndrej Zary <linux@zary.sk>
Tue, 7 Mar 2023 22:46:06 +0000 (23:46 +0100)
committerDamien Le Moal <damien.lemoal@opensource.wdc.com>
Thu, 23 Mar 2023 03:22:19 +0000 (12:22 +0900)
commit05f0adefd48a2ccbd66b3793d220beb9dcaf6988
tree0f25fd15dd5bda7097080a1904ca4a9410b9aa1ctree | snapshot
parent5e4696d5ed37e1b9128de9e557b2ae98e9699b52commit | diff
ata: parport_pc: add 16-bit and 8-bit fast EPP transfer flags

PARPORT_EPP_FAST flag currently uses 32-bit I/O port access for data
read/write (insl/outsl).
Add PARPORT_EPP_FAST_16 and PARPORT_EPP_FAST_8 that use insw/outsw
and insb/outsb (and PARPORT_EPP_FAST_32 as alias for PARPORT_EPP_FAST).

Signed-off-by: Ondrej Zary <linux@zary.sk>
Signed-off-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
drivers/parport/parport_pc.c diff | blob | history
include/uapi/linux/parport.h diff | blob | history
Domain: System / Kernel;