diff options
| author | Ram Amrani <Ram.Amrani@cavium.com> | 2017-04-03 12:21:13 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-04-04 05:16:37 +0300 |
| commit | f9dc4d1f0d6f75c102ee13c0a939d9ae880a3c1e (patch) | |
| tree | 145c16efd429fda35b7646c89df8ed2edd290ae2 /drivers/net/ethernet/qlogic/qed/qed_cxt.h | |
| parent | 5f8cb033f4c814760c9f7f2345278111d06afe47 (diff) | |
| download | linux-f9dc4d1f0d6f75c102ee13c0a939d9ae880a3c1e.tar.xz | |
qed: Manage with less memory regions for RoCE
It's possible some configurations would prevent driver from utilizing
all the Memory Regions due to a lack of ILT lines.
In such a case, calculate how many memory regions would have to be
dropped due to limit, and manage without those.
Signed-off-by: Ram Amrani <Ram.Amrani@cavium.com>
Signed-off-by: Yuval Mintz <Yuval.Mintz@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/qlogic/qed/qed_cxt.h')
| -rw-r--r-- | drivers/net/ethernet/qlogic/qed/qed_cxt.h | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/net/ethernet/qlogic/qed/qed_cxt.h b/drivers/net/ethernet/qlogic/qed/qed_cxt.h index 8b010324268a..f34b2889f4bb 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_cxt.h +++ b/drivers/net/ethernet/qlogic/qed/qed_cxt.h @@ -105,19 +105,28 @@ u32 qed_cxt_get_proto_cid_count(struct qed_hwfn *p_hwfn, * @brief qed_cxt_set_pf_params - Set the PF params for cxt init * * @param p_hwfn - * + * @param rdma_tasks - requested maximum * @return int */ -int qed_cxt_set_pf_params(struct qed_hwfn *p_hwfn); +int qed_cxt_set_pf_params(struct qed_hwfn *p_hwfn, u32 rdma_tasks); /** * @brief qed_cxt_cfg_ilt_compute - compute ILT init parameters * * @param p_hwfn + * @param last_line * * @return int */ -int qed_cxt_cfg_ilt_compute(struct qed_hwfn *p_hwfn); +int qed_cxt_cfg_ilt_compute(struct qed_hwfn *p_hwfn, u32 *last_line); + +/** + * @brief qed_cxt_cfg_ilt_compute_excess - how many lines can be decreased + * + * @param p_hwfn + * @param used_lines + */ +u32 qed_cxt_cfg_ilt_compute_excess(struct qed_hwfn *p_hwfn, u32 used_lines); /** * @brief qed_cxt_mngr_alloc - Allocate and init the context manager struct |