diff options
| author | Andriy Gapon <avg@FreeBSD.org> | 2016-11-11 14:41:02 +0000 |
|---|---|---|
| committer | Andriy Gapon <avg@FreeBSD.org> | 2016-11-11 14:41:02 +0000 |
| commit | f43618f59f9a94cdc04bf4557ac8e7feea238eab (patch) | |
| tree | cae1cc3a71ad493424ed5bd893857096362d679d /sys/dev/smbus | |
| parent | 30add35afa5f7d097a1e016f50f51c72dfbf0298 (diff) | |
Notes
Diffstat (limited to 'sys/dev/smbus')
| -rw-r--r-- | sys/dev/smbus/smb.c | 10 | ||||
| -rw-r--r-- | sys/dev/smbus/smb.h | 7 |
2 files changed, 12 insertions, 5 deletions
diff --git a/sys/dev/smbus/smb.c b/sys/dev/smbus/smb.c index 21d1e2f7c3d3..5f6eff039628 100644 --- a/sys/dev/smbus/smb.c +++ b/sys/dev/smbus/smb.c @@ -41,7 +41,9 @@ #include "smbus_if.h" -#define BUFSIZE 1024 +#define SMB_OLD_READB _IOW('i', 7, struct smbcmd) +#define SMB_OLD_READW _IOW('i', 8, struct smbcmd) +#define SMB_OLD_PCALL _IOW('i', 9, struct smbcmd) struct smb_softc { device_t sc_dev; @@ -224,7 +226,9 @@ smbioctl(struct cdev *dev, u_long cmd, caddr_t data, int flags, struct thread *t s->cmd, s->wdata.word)); break; + case SMB_OLD_READB: case SMB_READB: + /* NB: for SMB_OLD_READB the read data goes to rbuf only. */ error = smbus_error(smbus_readb(parent, s->slave, s->cmd, &s->rdata.byte)); if (error) @@ -235,7 +239,9 @@ smbioctl(struct cdev *dev, u_long cmd, caddr_t data, int flags, struct thread *t } break; + case SMB_OLD_READW: case SMB_READW: + /* NB: for SMB_OLD_READW the read data goes to rbuf only. */ error = smbus_error(smbus_readw(parent, s->slave, s->cmd, &s->rdata.word)); if (error) @@ -248,7 +254,9 @@ smbioctl(struct cdev *dev, u_long cmd, caddr_t data, int flags, struct thread *t } break; + case SMB_OLD_PCALL: case SMB_PCALL: + /* NB: for SMB_OLD_PCALL the read data goes to rbuf only. */ error = smbus_error(smbus_pcall(parent, s->slave, s->cmd, s->wdata.word, &s->rdata.word)); if (error) diff --git a/sys/dev/smbus/smb.h b/sys/dev/smbus/smb.h index 44b71e8a40ef..b766a656d277 100644 --- a/sys/dev/smbus/smb.h +++ b/sys/dev/smbus/smb.h @@ -63,11 +63,10 @@ struct smbcmd { #define SMB_RECVB _IOWR('i', 4, struct smbcmd) #define SMB_WRITEB _IOW('i', 5, struct smbcmd) #define SMB_WRITEW _IOW('i', 6, struct smbcmd) -#define SMB_READB _IOW('i', 7, struct smbcmd) -#define SMB_READW _IOW('i', 8, struct smbcmd) -#define SMB_PCALL _IOW('i', 9, struct smbcmd) +#define SMB_READB _IOWR('i', 7, struct smbcmd) +#define SMB_READW _IOWR('i', 8, struct smbcmd) +#define SMB_PCALL _IOWR('i', 9, struct smbcmd) #define SMB_BWRITE _IOW('i', 10, struct smbcmd) -#define SMB_OLD_BREAD _IOW('i', 11, struct smbcmd) #define SMB_BREAD _IOWR('i', 11, struct smbcmd) #define SMB_OLD_TRANS _IOWR('i', 12, struct smbcmd) |