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| author | J. German Rivera <German.Rivera@freescale.com> | 2015-09-23 16:10:58 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-09-29 04:23:39 +0200 |
| commit | e8604669069ea8816205fac23037c21452aa328c (patch) | |
| tree | 1e45950565596d60e2ee2d8288f7552e0dba2318 /drivers/staging/fsl-mc/include | |
| parent | 7e4161747bc6e1e40d0a45dc9ad742d66f2a9fb1 (diff) | |
| download | linux-e8604669069ea8816205fac23037c21452aa328c.tar.bz2 | |
staging: fsl-mc: Add new flags field to MC command header
The Management Complex (MC) binary interface added a new "flags"
field to the command header.
Add the definitions for this field in preparation for adding the
new cmd_flags parameter to all MC interface APIs.
Signed-off-by: J. German Rivera <German.Rivera@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/fsl-mc/include')
| -rw-r--r-- | drivers/staging/fsl-mc/include/mc-cmd.h | 30 |
1 files changed, 24 insertions, 6 deletions
diff --git a/drivers/staging/fsl-mc/include/mc-cmd.h b/drivers/staging/fsl-mc/include/mc-cmd.h index 32501e020054..af7de6efbd91 100644 --- a/drivers/staging/fsl-mc/include/mc-cmd.h +++ b/drivers/staging/fsl-mc/include/mc-cmd.h @@ -67,14 +67,31 @@ enum mc_cmd_status { MC_CMD_STATUS_INVALID_STATE = 0xC /* Invalid state */ }; +/* + * MC command flags + */ + +/* High priority flag */ +#define MC_CMD_FLAG_PRI 0x00008000 +/* Command completion flag */ +#define MC_CMD_FLAG_INTR_DIS 0x01000000 + +/* + * TODO Remove following two defines after completion of flib 8.0.0 + * integration + */ +#define MC_CMD_PRI_LOW 0 /*!< Low Priority command indication */ +#define MC_CMD_PRI_HIGH 1 /*!< High Priority command indication */ + #define MC_CMD_HDR_CMDID_O 52 /* Command ID field offset */ #define MC_CMD_HDR_CMDID_S 12 /* Command ID field size */ #define MC_CMD_HDR_TOKEN_O 38 /* Token field offset */ #define MC_CMD_HDR_TOKEN_S 10 /* Token field size */ #define MC_CMD_HDR_STATUS_O 16 /* Status field offset */ #define MC_CMD_HDR_STATUS_S 8 /* Status field size*/ -#define MC_CMD_HDR_PRI_O 15 /* Priority field offset */ -#define MC_CMD_HDR_PRI_S 1 /* Priority field size */ +#define MC_CMD_HDR_FLAGS_O 0 /* Flags field offset */ +#define MC_CMD_HDR_FLAGS_S 32 /* Flags field size*/ +#define MC_CMD_HDR_FLAGS_MASK 0xFF00FF00 /* Command flags mask */ #define MC_CMD_HDR_READ_STATUS(_hdr) \ ((enum mc_cmd_status)mc_dec((_hdr), \ @@ -83,8 +100,8 @@ enum mc_cmd_status { #define MC_CMD_HDR_READ_TOKEN(_hdr) \ ((uint16_t)mc_dec((_hdr), MC_CMD_HDR_TOKEN_O, MC_CMD_HDR_TOKEN_S)) -#define MC_CMD_PRI_LOW 0 /* Low Priority command indication */ -#define MC_CMD_PRI_HIGH 1 /* High Priority command indication */ +#define MC_CMD_HDR_READ_FLAGS(_hdr) \ + ((uint32_t)mc_dec((_hdr), MC_CMD_HDR_FLAGS_O, MC_CMD_HDR_FLAGS_S)) #define MC_EXT_OP(_ext, _param, _offset, _width, _type, _arg) \ ((_ext)[_param] |= mc_enc((_offset), (_width), _arg)) @@ -96,14 +113,15 @@ enum mc_cmd_status { (_arg = (_type)mc_dec(_cmd.params[_param], (_offset), (_width))) static inline uint64_t mc_encode_cmd_header(uint16_t cmd_id, - uint8_t priority, + uint32_t cmd_flags, uint16_t token) { uint64_t hdr; hdr = mc_enc(MC_CMD_HDR_CMDID_O, MC_CMD_HDR_CMDID_S, cmd_id); + hdr |= mc_enc(MC_CMD_HDR_FLAGS_O, MC_CMD_HDR_FLAGS_S, + (cmd_flags & MC_CMD_HDR_FLAGS_MASK)); hdr |= mc_enc(MC_CMD_HDR_TOKEN_O, MC_CMD_HDR_TOKEN_S, token); - hdr |= mc_enc(MC_CMD_HDR_PRI_O, MC_CMD_HDR_PRI_S, priority); hdr |= mc_enc(MC_CMD_HDR_STATUS_O, MC_CMD_HDR_STATUS_S, MC_CMD_STATUS_READY); |