From: <stefanc@marvell.com>
To: <netdev@vger.kernel.org>
Cc: <thomas.petazzoni@bootlin.com>, <davem@davemloft.net>,
<nadavh@marvell.com>, <ymarkman@marvell.com>,
<linux-kernel@vger.kernel.org>, <stefanc@marvell.com>,
<kuba@kernel.org>, <linux@armlinux.org.uk>, <mw@semihalf.com>,
<andrew@lunn.ch>, <rmk+kernel@armlinux.org.uk>,
<atenart@kernel.org>
Subject: [PATCH RFC net-next 13/19] net: mvpp2: add RXQ flow control configurations
Date: Sun, 10 Jan 2021 17:30:17 +0200 [thread overview]
Message-ID: <1610292623-15564-14-git-send-email-stefanc@marvell.com> (raw)
In-Reply-To: <1610292623-15564-1-git-send-email-stefanc@marvell.com>
From: Stefan Chulski <stefanc@marvell.com>
This patch add RXQ flow control configurations.
Patch do not enable flow control itself, flow control
disabled by default.
Signed-off-by: Stefan Chulski <stefanc@marvell.com>
---
drivers/net/ethernet/marvell/mvpp2/mvpp2.h | 3 +++
drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c | 7 +++++++
2 files changed, 10 insertions(+)
diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2.h b/drivers/net/ethernet/marvell/mvpp2/mvpp2.h
index e6bab52..57f7bbc 100644
--- a/drivers/net/ethernet/marvell/mvpp2/mvpp2.h
+++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2.h
@@ -1234,6 +1234,9 @@ struct mvpp2_port {
bool rx_hwtstamp;
enum hwtstamp_tx_types tx_hwtstamp_type;
struct mvpp2_hwtstamp_queue tx_hwtstamp_queue[2];
+
+ /* Firmware TX flow control */
+ bool tx_fc;
};
/* The mvpp2_tx_desc and mvpp2_rx_desc structures describe the
diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
index b7ea94f..3b85aec 100644
--- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
+++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
@@ -3176,6 +3176,9 @@ static void mvpp2_cleanup_rxqs(struct mvpp2_port *port)
for (queue = 0; queue < port->nrxqs; queue++)
mvpp2_rxq_deinit(port, port->rxqs[queue]);
+
+ if (port->tx_fc)
+ mvpp2_rxq_disable_fc(port);
}
/* Init all Rx queues for port */
@@ -3188,6 +3191,10 @@ static int mvpp2_setup_rxqs(struct mvpp2_port *port)
if (err)
goto err_cleanup;
}
+
+ if (port->tx_fc)
+ mvpp2_rxq_enable_fc(port);
+
return 0;
err_cleanup:
--
1.9.1
next prev parent reply other threads:[~2021-01-10 15:34 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-10 15:30 [PATCH RFC net-next 00/19] net: mvpp2: Add TX Flow Control support stefanc
2021-01-10 15:30 ` [PATCH RFC net-next 01/19] doc: marvell: add cm3-mem device tree bindings description stefanc
2021-01-10 15:30 ` [PATCH RFC net-next 02/19] dts: marvell: add CM3 SRAM memory to cp115 ethernet device tree stefanc
2021-01-10 15:30 ` [PATCH RFC net-next 03/19] net: mvpp2: add CM3 SRAM memory map stefanc
2021-01-10 17:04 ` Andrew Lunn
2021-01-10 17:10 ` [EXT] " Stefan Chulski
2021-01-10 17:43 ` Andrew Lunn
2021-01-10 17:49 ` Stefan Chulski
2021-01-10 17:55 ` Russell King - ARM Linux admin
2021-01-10 17:57 ` [EXT] " Stefan Chulski
2021-01-10 18:03 ` Andrew Lunn
2021-01-10 18:09 ` Stefan Chulski
2021-01-10 18:27 ` Russell King - ARM Linux admin
2021-01-10 15:30 ` [PATCH RFC net-next 04/19] net: mvpp2: add PPv23 version definition stefanc
2021-01-10 15:30 ` [PATCH RFC net-next 05/19] net: mvpp2: always compare hw-version vs MVPP21 stefanc
2021-01-10 15:30 ` [PATCH RFC net-next 06/19] net: mvpp2: increase BM pool size to 2048 buffers stefanc
2021-01-10 17:13 ` Andrew Lunn
2021-01-10 17:23 ` [EXT] " Stefan Chulski
2021-01-10 15:30 ` [PATCH RFC net-next 07/19] net: mvpp2: increase RXQ size to 1024 descriptors stefanc
2021-01-10 15:30 ` [PATCH RFC net-next 08/19] net: mvpp2: add FCA periodic timer configurations stefanc
2021-01-10 15:30 ` [PATCH RFC net-next 09/19] net: mvpp2: add FCA RXQ non occupied descriptor threshold stefanc
2021-01-10 15:30 ` [PATCH RFC net-next 10/19] net: mvpp2: add spinlock for FW FCA configuration path stefanc
2021-01-10 15:30 ` [PATCH RFC net-next 11/19] net: mvpp2: add flow control RXQ and BM pool config callbacks stefanc
2021-01-10 18:06 ` Russell King - ARM Linux admin
2021-01-10 18:24 ` [EXT] " Stefan Chulski
2021-01-10 18:31 ` Russell King - ARM Linux admin
2021-01-10 18:38 ` Stefan Chulski
2021-01-10 15:30 ` [PATCH RFC net-next 12/19] net: mvpp2: enable global flow control stefanc
2021-01-10 18:09 ` Russell King - ARM Linux admin
2021-01-10 15:30 ` stefanc [this message]
2021-01-10 15:30 ` [PATCH RFC net-next 14/19] net: mvpp2: add ethtool flow control configuration support stefanc
2021-01-10 17:33 ` Andrew Lunn
2021-01-10 17:53 ` [EXT] " Stefan Chulski
2021-01-10 18:15 ` Russell King - ARM Linux admin
2021-01-10 18:27 ` [EXT] " Stefan Chulski
2021-01-10 18:33 ` Russell King - ARM Linux admin
2021-01-10 15:30 ` [PATCH RFC net-next 15/19] net: mvpp2: add BM protection underrun feature support stefanc
2021-01-10 15:30 ` [PATCH RFC net-next 16/19] net: mvpp2: add PPv23 RX FIFO flow control stefanc
2021-01-10 15:30 ` [PATCH RFC net-next 17/19] net: mvpp2: set 802.3x GoP Flow Control mode stefanc
2021-01-10 15:30 ` [PATCH RFC net-next 18/19] net: mvpp2: add ring size validation before enabling FC stefanc
2021-01-10 17:37 ` Andrew Lunn
2021-01-10 15:30 ` [PATCH RFC net-next 19/19] net: mvpp2: add TX FC firmware check stefanc
2021-01-10 18:17 ` [PATCH RFC net-next 00/19] net: mvpp2: Add TX Flow Control support Russell King - ARM Linux admin
2021-01-10 18:55 ` [EXT] " Stefan Chulski
2021-01-10 19:01 ` Russell King - ARM Linux admin
2021-01-10 19:08 ` Andrew Lunn
2021-01-10 19:11 ` Stefan Chulski
2021-01-10 19:20 ` Andrew Lunn
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