diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/qlogic/qed/qed.h | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/qlogic/qed/qed_dev.c | 12 |
2 files changed, 6 insertions, 7 deletions
diff --git a/drivers/net/ethernet/qlogic/qed/qed.h b/drivers/net/ethernet/qlogic/qed/qed.h index c07191cb7631..edf3b68bf935 100644 --- a/drivers/net/ethernet/qlogic/qed/qed.h +++ b/drivers/net/ethernet/qlogic/qed/qed.h @@ -72,6 +72,7 @@ extern const struct qed_common_ops qed_common_ops_pass; #define QED_WFQ_UNIT 100 #define QED_WID_SIZE (1024) +#define QED_MIN_WIDS (4) #define QED_PF_DEMS_SIZE (4) /* cau states */ diff --git a/drivers/net/ethernet/qlogic/qed/qed_dev.c b/drivers/net/ethernet/qlogic/qed/qed_dev.c index aa1a4d5c864c..c478e079b039 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_dev.c +++ b/drivers/net/ethernet/qlogic/qed/qed_dev.c @@ -1318,17 +1318,15 @@ static int qed_hw_init_dpi_size(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, u32 pwm_region_size, u32 n_cpus) { - u32 dpi_page_size_1, dpi_page_size_2, dpi_page_size; - u32 dpi_bit_shift, dpi_count; + u32 dpi_bit_shift, dpi_count, dpi_page_size; u32 min_dpis; + u32 n_wids; /* Calculate DPI size */ - dpi_page_size_1 = QED_WID_SIZE * n_cpus; - dpi_page_size_2 = max_t(u32, QED_WID_SIZE, PAGE_SIZE); - dpi_page_size = max_t(u32, dpi_page_size_1, dpi_page_size_2); - dpi_page_size = roundup_pow_of_two(dpi_page_size); + n_wids = max_t(u32, QED_MIN_WIDS, n_cpus); + dpi_page_size = QED_WID_SIZE * roundup_pow_of_two(n_wids); + dpi_page_size = (dpi_page_size + PAGE_SIZE - 1) & ~(PAGE_SIZE - 1); dpi_bit_shift = ilog2(dpi_page_size / 4096); - dpi_count = pwm_region_size / dpi_page_size; min_dpis = p_hwfn->pf_params.rdma_pf_params.min_dpis; |