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net/ena/base: rework setup of accelerated LLQ mode

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The purpose of this change is general code simplification and
type safety improvement for the logical values.

Signed-off-by: Michal Krawczyk <mk@semihalf.com>
Reviewed-by: Igor Chauskin <igorch@amazon.com>
Reviewed-by: Guy Tzalik <gtzalik@amazon.com>
Reviewed-by: Stephen Hemminger <stephen@networkplumber.org>
This commit is contained in:
Michal Krawczyk 2020-09-17 07:30:22 +02:00 committed by Ferruh Yigit
parent 36da2ecf9e
commit 7df844b7ea
2 changed files with 12 additions and 13 deletions
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23
drivers/net/ena/base/ena_com.c
View File

@ -610,13 +610,9 @@ static int ena_com_set_llq(struct ena_com_dev *ena_dev)
cmd.u.llq.desc_num_before_header_enabled = llq_info->descs_num_before_header;
cmd.u.llq.descriptors_stride_ctrl_enabled = llq_info->desc_stride_ctrl;
if (llq_info->disable_meta_caching)
cmd.u.llq.accel_mode.u.set.enabled_flags |=
BIT(ENA_ADMIN_DISABLE_META_CACHING);
if (llq_info->max_entries_in_tx_burst)
cmd.u.llq.accel_mode.u.set.enabled_flags |=
BIT(ENA_ADMIN_LIMIT_TX_BURST);
cmd.u.llq.accel_mode.u.set.enabled_flags =
BIT(ENA_ADMIN_DISABLE_META_CACHING) |
BIT(ENA_ADMIN_LIMIT_TX_BURST);
ret = ena_com_execute_admin_command(admin_queue,
(struct ena_admin_aq_entry *)&cmd,
@ -635,6 +631,7 @@ static int ena_com_config_llq_info(struct ena_com_dev *ena_dev,
struct ena_llq_configurations *llq_default_cfg)
{
struct ena_com_llq_info *llq_info = &ena_dev->llq_info;
struct ena_admin_accel_mode_get llq_accel_mode_get;
u16 supported_feat;
int rc;
@ -738,13 +735,15 @@ static int ena_com_config_llq_info(struct ena_com_dev *ena_dev,
llq_info->descs_num_before_header);
}
/* Check for accelerated queue supported */
llq_info->disable_meta_caching =
llq_features->accel_mode.u.get.supported_flags &
BIT(ENA_ADMIN_DISABLE_META_CACHING);
llq_accel_mode_get = llq_features->accel_mode.u.get;
if (llq_features->accel_mode.u.get.supported_flags & BIT(ENA_ADMIN_LIMIT_TX_BURST))
llq_info->disable_meta_caching =
!!(llq_accel_mode_get.supported_flags &
BIT(ENA_ADMIN_DISABLE_META_CACHING));
if (llq_accel_mode_get.supported_flags & BIT(ENA_ADMIN_LIMIT_TX_BURST))
llq_info->max_entries_in_tx_burst =
llq_features->accel_mode.u.get.max_tx_burst_size /
llq_accel_mode_get.max_tx_burst_size /
llq_default_cfg->llq_ring_entry_size_value;
rc = ena_com_set_llq(ena_dev);

2
drivers/net/ena/base/ena_eth_com.h
View File

@ -1,5 +1,5 @@
/* SPDX-License-Identifier: BSD-3-Clause
* Copyright (c) 2015-2019 Amazon.com, Inc. or its affiliates.
* Copyright (c) 2015-2020 Amazon.com, Inc. or its affiliates.
* All rights reserved.
*/