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Commit fe99afd1 authored by Shiraz Saleem's avatar Shiraz Saleem Committed by Jason Gunthorpe
Browse files

i40iw: Correct Q1/XF object count equation 



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: 86dbcd0f ("i40iw: add file to handle cqp calls")
Signed-off-by: default avatarShiraz Saleem <shiraz.saleem@intel.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@mellanox.com>
parent 8758768a

drivers/infiniband/hw/i40iw/i40iw_ctrl.c

+4 −2
Original line number Diff line number Diff line
@@ -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_MR].cnt = mrwanted;



		hmc_info->hmc_obj[I40IW_HMC_IW_XF].cnt = I40IW_MAX_WQ_ENTRIES * qpwanted;

		hmc_info->hmc_obj[I40IW_HMC_IW_Q1].cnt = 4 * I40IW_MAX_IRD_SIZE * qpwanted;

		hmc_info->hmc_obj[I40IW_HMC_IW_XF].cnt =

			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_XF].cnt / hmc_fpm_misc->xf_block_size;

		hmc_info->hmc_obj[I40IW_HMC_IW_Q1FL].cnt =