From 613137da8963190f61894421e8f266241738446e Mon Sep 17 00:00:00 2001 From: Igor Russkikh Date: Fri, 6 Nov 2020 18:37:51 -0500 Subject: [PATCH 094/139] [netdrv] net: atlantic: move PTP TC initialization to a separate function Message-id: <1604687916-15087-95-git-send-email-irusskik@redhat.com> Patchwork-id: 338516 Patchwork-instance: patchwork O-Subject: [RHEL8.4 BZ 1857861 094/139] net: atlantic: move PTP TC initialization to a separate function Bugzilla: 1857861 RH-Acked-by: David Arcari RH-Acked-by: John Linville RH-Acked-by: Tony Camuso Bugzilla: http://bugzilla.redhat.com/1857861 commit 593dd0fc202eed27de07c5df9ef24a3c00cf0c09 Author: Dmitry Bezrukov Date: Fri May 22 11:19:38 2020 +0300 net: atlantic: move PTP TC initialization to a separate function This patch moves the PTP TC initialization into a separate function. Signed-off-by: Dmitry Bezrukov Co-developed-by: Mark Starovoytov Signed-off-by: Mark Starovoytov Signed-off-by: Igor Russkikh Signed-off-by: David S. Miller Signed-off-by: Igor Russkikh Cc: David Arcari Cc: Igor Russkikh Signed-off-by: Jan Stancek --- .../ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c | 31 +++++++++++++--------- 1 file changed, 19 insertions(+), 12 deletions(-) diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c index bee4fb3c8741..0ff3f6eea022 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c @@ -114,6 +114,21 @@ static int hw_atl_b0_set_fc(struct aq_hw_s *self, u32 fc, u32 tc) return 0; } +static int hw_atl_b0_tc_ptp_set(struct aq_hw_s *self) +{ + /* Init TC2 for PTP_TX */ + hw_atl_tpb_tx_pkt_buff_size_per_tc_set(self, HW_ATL_B0_PTP_TXBUF_SIZE, + AQ_HW_PTP_TC); + + /* Init TC2 for PTP_RX */ + hw_atl_rpb_rx_pkt_buff_size_per_tc_set(self, HW_ATL_B0_PTP_RXBUF_SIZE, + AQ_HW_PTP_TC); + /* No flow control for PTP */ + hw_atl_rpb_rx_xoff_en_per_tc_set(self, 0U, AQ_HW_PTP_TC); + + return aq_hw_err_from_flags(self); +} + static int hw_atl_b0_hw_qos_set(struct aq_hw_s *self) { u32 tx_buff_size = HW_ATL_B0_TXBUF_MAX; @@ -121,6 +136,9 @@ static int hw_atl_b0_hw_qos_set(struct aq_hw_s *self) unsigned int i_priority = 0U; u32 tc = 0U; + tx_buff_size -= HW_ATL_B0_PTP_TXBUF_SIZE; + rx_buff_size -= HW_ATL_B0_PTP_RXBUF_SIZE; + /* TPS Descriptor rate init */ hw_atl_tps_tx_pkt_shed_desc_rate_curr_time_res_set(self, 0x0U); hw_atl_tps_tx_pkt_shed_desc_rate_lim_set(self, 0xA); @@ -139,8 +157,6 @@ static int hw_atl_b0_hw_qos_set(struct aq_hw_s *self) hw_atl_tps_tx_pkt_shed_desc_tc_weight_set(self, 0x1E, tc); /* Tx buf size TC0 */ - tx_buff_size -= HW_ATL_B0_PTP_TXBUF_SIZE; - hw_atl_tpb_tx_pkt_buff_size_per_tc_set(self, tx_buff_size, tc); hw_atl_tpb_tx_buff_hi_threshold_per_tc_set(self, (tx_buff_size * @@ -150,13 +166,8 @@ static int hw_atl_b0_hw_qos_set(struct aq_hw_s *self) (tx_buff_size * (1024 / 32U) * 50U) / 100U, tc); - /* Init TC2 for PTP_TX */ - hw_atl_tpb_tx_pkt_buff_size_per_tc_set(self, HW_ATL_B0_PTP_TXBUF_SIZE, - AQ_HW_PTP_TC); /* QoS Rx buf size per TC */ - rx_buff_size -= HW_ATL_B0_PTP_RXBUF_SIZE; - hw_atl_rpb_rx_pkt_buff_size_per_tc_set(self, rx_buff_size, tc); hw_atl_rpb_rx_buff_hi_threshold_per_tc_set(self, (rx_buff_size * @@ -169,11 +180,7 @@ static int hw_atl_b0_hw_qos_set(struct aq_hw_s *self) hw_atl_b0_set_fc(self, self->aq_nic_cfg->fc.req, tc); - /* Init TC2 for PTP_RX */ - hw_atl_rpb_rx_pkt_buff_size_per_tc_set(self, HW_ATL_B0_PTP_RXBUF_SIZE, - AQ_HW_PTP_TC); - /* No flow control for PTP */ - hw_atl_rpb_rx_xoff_en_per_tc_set(self, 0U, AQ_HW_PTP_TC); + hw_atl_b0_tc_ptp_set(self); /* QoS 802.1p priority -> TC mapping */ for (i_priority = 8U; i_priority--;) -- 2.13.6