diff options
Diffstat (limited to 'drivers/infiniband/hw/i40iw/i40iw_ctrl.c')
| -rw-r--r-- | drivers/infiniband/hw/i40iw/i40iw_ctrl.c | 121 |
1 files changed, 81 insertions, 40 deletions
diff --git a/drivers/infiniband/hw/i40iw/i40iw_ctrl.c b/drivers/infiniband/hw/i40iw/i40iw_ctrl.c index 9ec1ae9a82c9..ef4a73cd1710 100644 --- a/drivers/infiniband/hw/i40iw/i40iw_ctrl.c +++ b/drivers/infiniband/hw/i40iw/i40iw_ctrl.c @@ -130,20 +130,32 @@ static enum i40iw_status_code i40iw_sc_parse_fpm_commit_buf( u64 base = 0; u32 i, j; u32 k = 0; - u32 low; /* copy base values in obj_info */ - for (i = I40IW_HMC_IW_QP, j = 0; - i <= I40IW_HMC_IW_PBLE; i++, j += 8) { + for (i = I40IW_HMC_IW_QP, j = 0; i <= I40IW_HMC_IW_PBLE; i++, j += 8) { + if ((i == I40IW_HMC_IW_SRQ) || + (i == I40IW_HMC_IW_FSIMC) || + (i == I40IW_HMC_IW_FSIAV)) { + info[i].base = 0; + info[i].cnt = 0; + continue; + } get_64bit_val(buf, j, &temp); info[i].base = RS_64_1(temp, 32) * 512; if (info[i].base > base) { base = info[i].base; k = i; } - low = (u32)(temp); - if (low) - info[i].cnt = low; + if (i == I40IW_HMC_IW_APBVT_ENTRY) { + info[i].cnt = 1; + continue; + } + if (i == I40IW_HMC_IW_QP) + info[i].cnt = (u32)RS_64(temp, I40IW_QUERY_FPM_MAX_QPS); + else if (i == I40IW_HMC_IW_CQ) + info[i].cnt = (u32)RS_64(temp, I40IW_QUERY_FPM_MAX_CQS); + else + info[i].cnt = (u32)(temp); } size = info[k].cnt * info[k].size + info[k].base; if (size & 0x1FFFFF) @@ -155,6 +167,31 @@ static enum i40iw_status_code i40iw_sc_parse_fpm_commit_buf( } /** + * i40iw_sc_decode_fpm_query() - Decode a 64 bit value into max count and size + * @buf: ptr to fpm query buffer + * @buf_idx: index into buf + * @info: ptr to i40iw_hmc_obj_info struct + * @rsrc_idx: resource index into info + * + * Decode a 64 bit value from fpm query buffer into max count and size + */ +static u64 i40iw_sc_decode_fpm_query(u64 *buf, + u32 buf_idx, + struct i40iw_hmc_obj_info *obj_info, + u32 rsrc_idx) +{ + u64 temp; + u32 size; + + get_64bit_val(buf, buf_idx, &temp); + obj_info[rsrc_idx].max_cnt = (u32)temp; + size = (u32)RS_64_1(temp, 32); + obj_info[rsrc_idx].size = LS_64_1(1, size); + + return temp; +} + +/** * i40iw_sc_parse_fpm_query_buf() - parses fpm query buffer * @buf: ptr to fpm query buffer * @info: ptr to i40iw_hmc_obj_info struct @@ -168,9 +205,9 @@ static enum i40iw_status_code i40iw_sc_parse_fpm_query_buf( struct i40iw_hmc_info *hmc_info, struct i40iw_hmc_fpm_misc *hmc_fpm_misc) { - u64 temp; struct i40iw_hmc_obj_info *obj_info; - u32 i, j, size; + u64 temp; + u32 size; u16 max_pe_sds; obj_info = hmc_info->hmc_obj; @@ -185,41 +222,52 @@ static enum i40iw_status_code i40iw_sc_parse_fpm_query_buf( hmc_fpm_misc->max_sds = max_pe_sds; hmc_info->sd_table.sd_cnt = max_pe_sds + hmc_info->first_sd_index; - for (i = I40IW_HMC_IW_QP, j = 8; - i <= I40IW_HMC_IW_ARP; i++, j += 8) { - get_64bit_val(buf, j, &temp); - if (i == I40IW_HMC_IW_QP) - obj_info[i].max_cnt = (u32)RS_64(temp, I40IW_QUERY_FPM_MAX_QPS); - else if (i == I40IW_HMC_IW_CQ) - obj_info[i].max_cnt = (u32)RS_64(temp, I40IW_QUERY_FPM_MAX_CQS); - else - obj_info[i].max_cnt = (u32)temp; + get_64bit_val(buf, 8, &temp); + obj_info[I40IW_HMC_IW_QP].max_cnt = (u32)RS_64(temp, I40IW_QUERY_FPM_MAX_QPS); + size = (u32)RS_64_1(temp, 32); + obj_info[I40IW_HMC_IW_QP].size = LS_64_1(1, size); - size = (u32)RS_64_1(temp, 32); - obj_info[i].size = ((u64)1 << size); - } - for (i = I40IW_HMC_IW_MR, j = 48; - i <= I40IW_HMC_IW_PBLE; i++, j += 8) { - get_64bit_val(buf, j, &temp); - obj_info[i].max_cnt = (u32)temp; - size = (u32)RS_64_1(temp, 32); - obj_info[i].size = LS_64_1(1, size); - } + get_64bit_val(buf, 16, &temp); + obj_info[I40IW_HMC_IW_CQ].max_cnt = (u32)RS_64(temp, I40IW_QUERY_FPM_MAX_CQS); + size = (u32)RS_64_1(temp, 32); + obj_info[I40IW_HMC_IW_CQ].size = LS_64_1(1, size); + + i40iw_sc_decode_fpm_query(buf, 32, obj_info, I40IW_HMC_IW_HTE); + i40iw_sc_decode_fpm_query(buf, 40, obj_info, I40IW_HMC_IW_ARP); + + obj_info[I40IW_HMC_IW_APBVT_ENTRY].size = 8192; + obj_info[I40IW_HMC_IW_APBVT_ENTRY].max_cnt = 1; + + i40iw_sc_decode_fpm_query(buf, 48, obj_info, I40IW_HMC_IW_MR); + i40iw_sc_decode_fpm_query(buf, 56, obj_info, I40IW_HMC_IW_XF); - get_64bit_val(buf, 120, &temp); - hmc_fpm_misc->max_ceqs = (u8)RS_64(temp, I40IW_QUERY_FPM_MAX_CEQS); - get_64bit_val(buf, 120, &temp); - hmc_fpm_misc->ht_multiplier = RS_64(temp, I40IW_QUERY_FPM_HTMULTIPLIER); - get_64bit_val(buf, 120, &temp); - hmc_fpm_misc->timer_bucket = RS_64(temp, I40IW_QUERY_FPM_TIMERBUCKET); get_64bit_val(buf, 64, &temp); + obj_info[I40IW_HMC_IW_XFFL].max_cnt = (u32)temp; + obj_info[I40IW_HMC_IW_XFFL].size = 4; hmc_fpm_misc->xf_block_size = RS_64(temp, I40IW_QUERY_FPM_XFBLOCKSIZE); if (!hmc_fpm_misc->xf_block_size) return I40IW_ERR_INVALID_SIZE; + + i40iw_sc_decode_fpm_query(buf, 72, obj_info, I40IW_HMC_IW_Q1); + get_64bit_val(buf, 80, &temp); + obj_info[I40IW_HMC_IW_Q1FL].max_cnt = (u32)temp; + obj_info[I40IW_HMC_IW_Q1FL].size = 4; hmc_fpm_misc->q1_block_size = RS_64(temp, I40IW_QUERY_FPM_Q1BLOCKSIZE); if (!hmc_fpm_misc->q1_block_size) return I40IW_ERR_INVALID_SIZE; + + i40iw_sc_decode_fpm_query(buf, 88, obj_info, I40IW_HMC_IW_TIMER); + + get_64bit_val(buf, 112, &temp); + obj_info[I40IW_HMC_IW_PBLE].max_cnt = (u32)temp; + obj_info[I40IW_HMC_IW_PBLE].size = 8; + + get_64bit_val(buf, 120, &temp); + hmc_fpm_misc->max_ceqs = (u8)RS_64(temp, I40IW_QUERY_FPM_MAX_CEQS); + hmc_fpm_misc->ht_multiplier = RS_64(temp, I40IW_QUERY_FPM_HTMULTIPLIER); + hmc_fpm_misc->timer_bucket = RS_64(temp, I40IW_QUERY_FPM_TIMERBUCKET); + return 0; } @@ -3392,13 +3440,6 @@ enum i40iw_status_code i40iw_sc_init_iw_hmc(struct i40iw_sc_dev *dev, u8 hmc_fn_ hmc_info->sd_table.sd_entry = virt_mem.va; } - /* fill size of objects which are fixed */ - hmc_info->hmc_obj[I40IW_HMC_IW_XFFL].size = 4; - hmc_info->hmc_obj[I40IW_HMC_IW_Q1FL].size = 4; - hmc_info->hmc_obj[I40IW_HMC_IW_PBLE].size = 8; - hmc_info->hmc_obj[I40IW_HMC_IW_APBVT_ENTRY].size = 8192; - hmc_info->hmc_obj[I40IW_HMC_IW_APBVT_ENTRY].max_cnt = 1; - return ret_code; } |