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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , netdev@vger.kernel.org (open list:NETWORKING DRIVERS), linux-kernel@vger.kernel.org (open list) Subject: [PATCH iwl-next 7/7] i40e: Add and use helper to reconfigure TC for given VSI Date: Mon, 18 Mar 2024 15:30:51 +0100 Message-ID: <20240318143058.287014-8-ivecera@redhat.com> In-Reply-To: <20240318143058.287014-1-ivecera@redhat.com> References: <20240318143058.287014-1-ivecera@redhat.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.3 Add helper i40e_vsi_reconfig_tc(vsi) that configures TC for given VSI using previously stored TC bitmap. Effectively replaces open-coded patterns: enabled_tc = vsi->tc_config.enabled_tc; vsi->tc_config.enabled_tc = 0; i40e_vsi_config_tc(vsi, enabled_tc); Signed-off-by: Ivan Vecera --- drivers/net/ethernet/intel/i40e/i40e_main.c | 31 +++++++++++++++------ 1 file changed, 23 insertions(+), 8 deletions(-) diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index 2e1955064abb..6c25d02ea05e 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -5924,6 +5924,27 @@ static int i40e_vsi_config_tc(struct i40e_vsi *vsi, u8 enabled_tc) return ret; } +/** + * i40e_vsi_reconfig_tc - Reconfigure VSI Tx Scheduler for stored TC map + * @vsi: VSI to be reconfigured + * + * This reconfigures a particular VSI for TCs that are mapped to the + * TC bitmap stored previously for the VSI. + * + * NOTE: + * It is expected that the VSI queues have been quisced before calling + * this function. + **/ +static int i40e_vsi_reconfig_tc(struct i40e_vsi *vsi) +{ + u8 enabled_tc; + + enabled_tc = vsi->tc_config.enabled_tc; + vsi->tc_config.enabled_tc = 0; + + return i40e_vsi_config_tc(vsi, enabled_tc); +} + /** * i40e_get_link_speed - Returns link speed for the interface * @vsi: VSI to be configured @@ -14290,7 +14311,6 @@ static struct i40e_vsi *i40e_vsi_reinit_setup(struct i40e_vsi *vsi) struct i40e_vsi *main_vsi; u16 alloc_queue_pairs; struct i40e_pf *pf; - u8 enabled_tc; int ret; if (!vsi) @@ -14323,10 +14343,8 @@ static struct i40e_vsi *i40e_vsi_reinit_setup(struct i40e_vsi *vsi) * layout configurations. */ main_vsi = i40e_pf_get_main_vsi(pf); - enabled_tc = main_vsi->tc_config.enabled_tc; - main_vsi->tc_config.enabled_tc = 0; main_vsi->seid = pf->main_vsi_seid; - i40e_vsi_config_tc(main_vsi, enabled_tc); + i40e_vsi_reconfig_tc(main_vsi); if (vsi->type == I40E_VSI_MAIN) i40e_rm_default_mac_filter(vsi, pf->hw.mac.perm_addr); @@ -15085,11 +15103,8 @@ static int i40e_setup_pf_switch(struct i40e_pf *pf, bool reinit, bool lock_acqui } } else { /* force a reset of TC and queue layout configurations */ - u8 enabled_tc = main_vsi->tc_config.enabled_tc; - - main_vsi->tc_config.enabled_tc = 0; main_vsi->seid = pf->main_vsi_seid; - i40e_vsi_config_tc(main_vsi, enabled_tc); + i40e_vsi_reconfig_tc(main_vsi); } i40e_vlan_stripping_disable(main_vsi); -- 2.43.0