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Diffstat (limited to 'drivers/net/sfc/base/efx_mcdi.h')
-rw-r--r--drivers/net/sfc/base/efx_mcdi.h19
1 files changed, 17 insertions, 2 deletions
diff --git a/drivers/net/sfc/base/efx_mcdi.h b/drivers/net/sfc/base/efx_mcdi.h
index 253a9e60..ddf91c11 100644
--- a/drivers/net/sfc/base/efx_mcdi.h
+++ b/drivers/net/sfc/base/efx_mcdi.h
@@ -10,6 +10,10 @@
#include "efx.h"
#include "efx_regs_mcdi.h"
+#if EFSYS_OPT_NAMES
+#include "mc_driver_pcol_strs.h"
+#endif /* EFSYS_OPT_NAMES */
+
#ifdef __cplusplus
extern "C" {
#endif
@@ -215,8 +219,8 @@ extern __checkReturn efx_rc_t
efx_mcdi_phy_module_get_info(
__in efx_nic_t *enp,
__in uint8_t dev_addr,
- __in uint8_t offset,
- __in uint8_t len,
+ __in size_t offset,
+ __in size_t len,
__out_bcount(len) uint8_t *data);
#define MCDI_IN(_emr, _type, _ofst) \
@@ -380,6 +384,17 @@ efx_mcdi_phy_module_get_info(
(((mask) & (MC_CMD_PRIVILEGE_MASK_IN_GRP_ ## priv)) == \
(MC_CMD_PRIVILEGE_MASK_IN_GRP_ ## priv))
+/*
+ * The buffer size must be a multiple of dword to ensure that MCDI works
+ * properly with Siena based boards (which use on-chip buffer). Also, it
+ * should be at minimum the size of two dwords to allow space for extended
+ * error responses if the request/response buffer sizes are smaller.
+ */
+#define EFX_MCDI_DECLARE_BUF(_name, _in_len, _out_len) \
+ uint8_t _name[P2ROUNDUP(MAX(MAX(_in_len, _out_len), \
+ (2 * sizeof (efx_dword_t))), \
+ sizeof (efx_dword_t))] = {0}
+
typedef enum efx_mcdi_feature_id_e {
EFX_MCDI_FEATURE_FW_UPDATE = 0,
EFX_MCDI_FEATURE_LINK_CONTROL,