diff options
| author | Ondrej Zary <linux@zary.sk> | 2023-03-07 23:46:06 +0100 |
|---|---|---|
| committer | Damien Le Moal <damien.lemoal@opensource.wdc.com> | 2023-03-23 12:22:19 +0900 |
| commit | 05f0adefd48a2ccbd66b3793d220beb9dcaf6988 (patch) | |
| tree | 0f25fd15dd5bda7097080a1904ca4a9410b9aa1c /include/uapi/linux/parport.h | |
| parent | 5e4696d5ed37e1b9128de9e557b2ae98e9699b52 (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>
Diffstat (limited to 'include/uapi/linux/parport.h')
| -rw-r--r-- | include/uapi/linux/parport.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/uapi/linux/parport.h b/include/uapi/linux/parport.h index f41388f88dc3..fe93e41fc205 100644 --- a/include/uapi/linux/parport.h +++ b/include/uapi/linux/parport.h @@ -90,6 +90,9 @@ typedef enum { /* Flags for block transfer operations. */ #define PARPORT_EPP_FAST (1<<0) /* Unreliable counts. */ #define PARPORT_W91284PIC (1<<1) /* have a Warp9 w91284pic in the device */ +#define PARPORT_EPP_FAST_32 PARPORT_EPP_FAST /* 32-bit EPP transfers */ +#define PARPORT_EPP_FAST_16 (1<<2) /* 16-bit EPP transfers */ +#define PARPORT_EPP_FAST_8 (1<<3) /* 8-bit EPP transfers */ /* The rest is for the kernel only */ #endif /* _UAPI_PARPORT_H_ */ |