diff options
Diffstat (limited to 'drivers/net/ethernet/rocker')
| -rw-r--r-- | drivers/net/ethernet/rocker/rocker.c | 25 | ||||
| -rw-r--r-- | drivers/net/ethernet/rocker/rocker.h | 13 |
2 files changed, 37 insertions, 1 deletions
diff --git a/drivers/net/ethernet/rocker/rocker.c b/drivers/net/ethernet/rocker/rocker.c index 34389b6aa67c..61f2ef4dfa8d 100644 --- a/drivers/net/ethernet/rocker/rocker.c +++ b/drivers/net/ethernet/rocker/rocker.c @@ -789,7 +789,30 @@ static u32 __pos_inc(u32 pos, size_t limit) static int rocker_desc_err(struct rocker_desc_info *desc_info) { - return -(desc_info->desc->comp_err & ~ROCKER_DMA_DESC_COMP_ERR_GEN); + int err = desc_info->desc->comp_err & ~ROCKER_DMA_DESC_COMP_ERR_GEN; + + switch (err) { + case ROCKER_OK: + return 0; + case -ROCKER_ENOENT: + return -ENOENT; + case -ROCKER_ENXIO: + return -ENXIO; + case -ROCKER_ENOMEM: + return -ENOMEM; + case -ROCKER_EEXIST: + return -EEXIST; + case -ROCKER_EINVAL: + return -EINVAL; + case -ROCKER_EMSGSIZE: + return -EMSGSIZE; + case -ROCKER_ENOTSUP: + return -EOPNOTSUPP; + case -ROCKER_ENOBUFS: + return -ENOBUFS; + } + + return -EINVAL; } static void rocker_desc_gen_clear(struct rocker_desc_info *desc_info) diff --git a/drivers/net/ethernet/rocker/rocker.h b/drivers/net/ethernet/rocker/rocker.h index a5bc432feada..76e79ede617f 100644 --- a/drivers/net/ethernet/rocker/rocker.h +++ b/drivers/net/ethernet/rocker/rocker.h @@ -14,6 +14,19 @@ #include <linux/types.h> +/* Return codes */ +enum { + ROCKER_OK = 0, + ROCKER_ENOENT = 2, + ROCKER_ENXIO = 6, + ROCKER_ENOMEM = 12, + ROCKER_EEXIST = 17, + ROCKER_EINVAL = 22, + ROCKER_EMSGSIZE = 90, + ROCKER_ENOTSUP = 95, + ROCKER_ENOBUFS = 105, +}; + #define PCI_VENDOR_ID_REDHAT 0x1b36 #define PCI_DEVICE_ID_REDHAT_ROCKER 0x0006 |