diff options
Diffstat (limited to 'drivers/dma/idxd/registers.h')
| -rw-r--r-- | drivers/dma/idxd/registers.h | 45 |
1 files changed, 29 insertions, 16 deletions
diff --git a/drivers/dma/idxd/registers.h b/drivers/dma/idxd/registers.h index 262c8220adbd..fe3b8d04f9db 100644 --- a/drivers/dma/idxd/registers.h +++ b/drivers/dma/idxd/registers.h @@ -54,7 +54,8 @@ union wq_cap_reg { u64 priority:1; u64 occupancy:1; u64 occupancy_int:1; - u64 rsvd3:10; + u64 op_config:1; + u64 rsvd3:9; }; u64 bits; } __packed; @@ -64,10 +65,11 @@ union wq_cap_reg { union group_cap_reg { struct { u64 num_groups:8; - u64 total_tokens:8; - u64 token_en:1; - u64 token_limit:1; - u64 rsvd:46; + u64 total_rdbufs:8; /* formerly total_tokens */ + u64 rdbuf_ctrl:1; /* formerly token_en */ + u64 rdbuf_limit:1; /* formerly token_limit */ + u64 progress_limit:1; /* descriptor and batch descriptor */ + u64 rsvd:45; }; u64 bits; } __packed; @@ -90,6 +92,8 @@ struct opcap { u64 bits[4]; }; +#define IDXD_MAX_OPCAP_BITS 256U + #define IDXD_OPCAP_OFFSET 0x40 #define IDXD_TABLE_OFFSET 0x60 @@ -110,7 +114,7 @@ union offsets_reg { #define IDXD_GENCFG_OFFSET 0x80 union gencfg_reg { struct { - u32 token_limit:8; + u32 rdbuf_limit:8; u32 rsvd:4; u32 user_int_en:1; u32 rsvd2:19; @@ -158,6 +162,7 @@ enum idxd_device_reset_type { #define IDXD_INTC_OCCUPY 0x04 #define IDXD_INTC_PERFMON_OVFL 0x08 #define IDXD_INTC_HALT_STATE 0x10 +#define IDXD_INTC_INT_HANDLE_REVOKED 0x80000000 #define IDXD_CMD_OFFSET 0xa0 union idxd_command_reg { @@ -284,16 +289,20 @@ union msix_perm { union group_flags { struct { - u32 tc_a:3; - u32 tc_b:3; - u32 rsvd:1; - u32 use_token_limit:1; - u32 tokens_reserved:8; - u32 rsvd2:4; - u32 tokens_allowed:8; - u32 rsvd3:4; + u64 tc_a:3; + u64 tc_b:3; + u64 rsvd:1; + u64 use_rdbuf_limit:1; + u64 rdbufs_reserved:8; + u64 rsvd2:4; + u64 rdbufs_allowed:8; + u64 rsvd3:4; + u64 desc_progress_limit:2; + u64 rsvd4:2; + u64 batch_progress_limit:2; + u64 rsvd5:26; }; - u32 bits; + u64 bits; } __packed; struct grpcfg { @@ -347,11 +356,15 @@ union wqcfg { /* bytes 28-31 */ u32 rsvd8; + + /* bytes 32-63 */ + u64 op_config[4]; }; - u32 bits[8]; + u32 bits[16]; } __packed; #define WQCFG_PASID_IDX 2 +#define WQCFG_PRIVL_IDX 2 #define WQCFG_OCCUP_IDX 6 #define WQCFG_OCCUP_MASK 0xffff |