diff options
Diffstat (limited to 'drivers/net/ipa/ipa_reg.h')
| -rw-r--r-- | drivers/net/ipa/ipa_reg.h | 38 |
1 files changed, 36 insertions, 2 deletions
diff --git a/drivers/net/ipa/ipa_reg.h b/drivers/net/ipa/ipa_reg.h index f6ac9884fd32..7d10fa6dcbec 100644 --- a/drivers/net/ipa/ipa_reg.h +++ b/drivers/net/ipa/ipa_reg.h @@ -367,6 +367,40 @@ enum ipa_cs_offload_en { #define HDR_LEN_MSB_FMASK GENMASK(29, 28) #define HDR_OFST_METADATA_MSB_FMASK GENMASK(31, 30) +/* Encoded value for ENDP_INIT_HDR register HDR_LEN* field(s) */ +static inline u32 ipa_header_size_encoded(enum ipa_version version, + u32 header_size) +{ + u32 val; + + val = u32_encode_bits(header_size, HDR_LEN_FMASK); + if (version < IPA_VERSION_4_5) + return val; + + /* IPA v4.5 adds a few more most-significant bits */ + header_size >>= hweight32(HDR_LEN_FMASK); + val |= u32_encode_bits(header_size, HDR_LEN_MSB_FMASK); + + return val; +} + +/* Encoded value for ENDP_INIT_HDR register OFST_METADATA* field(s) */ +static inline u32 ipa_metadata_offset_encoded(enum ipa_version version, + u32 offset) +{ + u32 val; + + val = u32_encode_bits(offset, HDR_OFST_METADATA_FMASK); + if (version < IPA_VERSION_4_5) + return val; + + /* IPA v4.5 adds a few more most-significant bits */ + offset >>= hweight32(HDR_OFST_METADATA_FMASK); + val |= u32_encode_bits(offset, HDR_OFST_METADATA_MSB_FMASK); + + return val; +} + #define IPA_REG_ENDP_INIT_HDR_EXT_N_OFFSET(ep) \ (0x00000814 + 0x0070 * (ep)) #define HDR_ENDIANNESS_FMASK GENMASK(0, 0) @@ -461,7 +495,7 @@ enum ipa_aggr_type { #define IPA_REG_ENDP_INIT_RSRC_GRP_N_OFFSET(ep) \ (0x00000838 + 0x0070 * (ep)) -/* Encoded value for RSRC_GRP endpoint register RSRC_GRP field */ +/* Encoded value for ENDP_INIT_RSRC_GRP register RSRC_GRP field */ static inline u32 rsrc_grp_encoded(enum ipa_version version, u32 rsrc_grp) { switch (version) { @@ -492,7 +526,7 @@ static inline u32 rsrc_grp_encoded(enum ipa_version version, u32 rsrc_grp) * @IPA_SEQ_INVALID: invalid sequencer type * * The values defined here are broken into 4-bit nibbles that are written - * into fields of the INIT_SEQ_N endpoint registers. + * into fields of the ENDP_INIT_SEQ registers. */ enum ipa_seq_type { IPA_SEQ_DMA_ONLY = 0x0000, |