leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

i40iw: Correct Q1/XF object count equation

Browse Source 
Lower Inbound RDMA Read Queue (Q1) object count by a factor of 2
as it is incorrectly doubled. Also, round up Q1 and Transmit FIFO (XF)
object count to power of 2 to satisfy hardware requirement.

Fixes: 86dbcd0f12 ("i40iw: add file to handle cqp calls")
Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Shiraz Saleem 2017-12-22 09:46:56 -06:00 committed by Jason Gunthorpe
parent 8758768ad8
commit fe99afd1fe
1 changed files with 4 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/infiniband/hw/i40iw/i40iw_ctrl.c
View File

@ -3910,8 +3910,10 @@ enum i40iw_status_code i40iw_config_fpm_values(struct i40iw_sc_dev *dev, u32 qp_
hmc_info->hmc_obj[I40IW_HMC_IW_APBVT_ENTRY].cnt = 1; hmc_info->hmc_obj[I40IW_HMC_IW_APBVT_ENTRY].cnt = 1;
hmc_info->hmc_obj[I40IW_HMC_IW_MR].cnt = mrwanted; hmc_info->hmc_obj[I40IW_HMC_IW_MR].cnt = mrwanted;
hmc_info->hmc_obj[I40IW_HMC_IW_XF].cnt = I40IW_MAX_WQ_ENTRIES * qpwanted; hmc_info->hmc_obj[I40IW_HMC_IW_XF].cnt =
hmc_info->hmc_obj[I40IW_HMC_IW_Q1].cnt = 4 * I40IW_MAX_IRD_SIZE * qpwanted; roundup_pow_of_two(I40IW_MAX_WQ_ENTRIES * qpwanted);
hmc_info->hmc_obj[I40IW_HMC_IW_Q1].cnt =
roundup_pow_of_two(2 * I40IW_MAX_IRD_SIZE * qpwanted);
hmc_info->hmc_obj[I40IW_HMC_IW_XFFL].cnt = hmc_info->hmc_obj[I40IW_HMC_IW_XFFL].cnt =
hmc_info->hmc_obj[I40IW_HMC_IW_XF].cnt / hmc_fpm_misc->xf_block_size; hmc_info->hmc_obj[I40IW_HMC_IW_XF].cnt / hmc_fpm_misc->xf_block_size;
hmc_info->hmc_obj[I40IW_HMC_IW_Q1FL].cnt = hmc_info->hmc_obj[I40IW_HMC_IW_Q1FL].cnt =