diff options
Diffstat (limited to 'drivers/net/ethernet/sfc/mcdi.h')
| -rw-r--r-- | drivers/net/ethernet/sfc/mcdi.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/net/ethernet/sfc/mcdi.h b/drivers/net/ethernet/sfc/mcdi.h index 1f18e9dc62e8..7e35fec9da35 100644 --- a/drivers/net/ethernet/sfc/mcdi.h +++ b/drivers/net/ethernet/sfc/mcdi.h @@ -221,15 +221,32 @@ void efx_mcdi_sensor_event(struct efx_nic *efx, efx_qword_t *ev); #define MCDI_BYTE(_buf, _field) \ ((void)BUILD_BUG_ON_ZERO(MC_CMD_ ## _field ## _LEN != 1), \ *MCDI_PTR(_buf, _field)) +#define MCDI_SET_WORD(_buf, _field, _value) do { \ + BUILD_BUG_ON(MC_CMD_ ## _field ## _LEN != 2); \ + BUILD_BUG_ON(MC_CMD_ ## _field ## _OFST & 1); \ + *(__force __le16 *)MCDI_PTR(_buf, _field) = cpu_to_le16(_value);\ + } while (0) #define MCDI_WORD(_buf, _field) \ ((u16)BUILD_BUG_ON_ZERO(MC_CMD_ ## _field ## _LEN != 2) + \ le16_to_cpu(*(__force const __le16 *)MCDI_PTR(_buf, _field))) +/* Write a 16-bit field defined in the protocol as being big-endian. */ +#define MCDI_STRUCT_SET_WORD_BE(_buf, _field, _value) do { \ + BUILD_BUG_ON(_field ## _LEN != 2); \ + BUILD_BUG_ON(_field ## _OFST & 1); \ + *(__force __be16 *)MCDI_STRUCT_PTR(_buf, _field) = (_value); \ + } while (0) #define MCDI_SET_DWORD(_buf, _field, _value) \ EFX_POPULATE_DWORD_1(*_MCDI_DWORD(_buf, _field), EFX_DWORD_0, _value) #define MCDI_STRUCT_SET_DWORD(_buf, _field, _value) \ EFX_POPULATE_DWORD_1(*_MCDI_STRUCT_DWORD(_buf, _field), EFX_DWORD_0, _value) #define MCDI_DWORD(_buf, _field) \ EFX_DWORD_FIELD(*_MCDI_DWORD(_buf, _field), EFX_DWORD_0) +/* Write a 32-bit field defined in the protocol as being big-endian. */ +#define MCDI_STRUCT_SET_DWORD_BE(_buf, _field, _value) do { \ + BUILD_BUG_ON(_field ## _LEN != 4); \ + BUILD_BUG_ON(_field ## _OFST & 3); \ + *(__force __be32 *)MCDI_STRUCT_PTR(_buf, _field) = (_value); \ + } while (0) #define MCDI_POPULATE_DWORD_1(_buf, _field, _name1, _value1) \ EFX_POPULATE_DWORD_1(*_MCDI_DWORD(_buf, _field), \ MC_CMD_ ## _name1, _value1) |