netdev - [PATCH net-next v5 9/9] stmmac: intel: interface switching support for ADL-N platform

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Message-Id: <20240215030500.3067426-10-yong.liang.choong@linux.intel.com>
Date: Thu, 15 Feb 2024 11:04:59 +0800
From: Choong Yong Liang <yong.liang.choong@...ux.intel.com>
To: Rajneesh Bhardwaj <irenic.rajneesh@...il.com>,
	David E Box <david.e.box@...ux.intel.com>,
	Hans de Goede <hdegoede@...hat.com>,
	Mark Gross <markgross@...nel.org>,
	Alexandre Torgue <alexandre.torgue@...s.st.com>,
	Jose Abreu <Jose.Abreu@...opsys.com>,
	"David S . Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>,
	Maxime Coquelin <mcoquelin.stm32@...il.com>,
	Richard Cochran <richardcochran@...il.com>,
	Russell King <linux@...linux.org.uk>,
	Alexei Starovoitov <ast@...nel.org>,
	Daniel Borkmann <daniel@...earbox.net>,
	Jesper Dangaard Brouer <hawk@...nel.org>,
	John Fastabend <john.fastabend@...il.com>,
	Andrew Lunn <andrew@...n.ch>,
	Heiner Kallweit <hkallweit1@...il.com>,
	Philipp Zabel <p.zabel@...gutronix.de>
Cc: Andrew Halaney <ahalaney@...hat.com>,
	Serge Semin <fancer.lancer@...il.com>,
	netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-stm32@...md-mailman.stormreply.com,
	linux-arm-kernel@...ts.infradead.org,
	platform-driver-x86@...r.kernel.org,
	linux-hwmon@...r.kernel.org,
	bpf@...r.kernel.org,
	Voon Wei Feng <weifeng.voon@...el.com>,
	Michael Sit Wei Hong <michael.wei.hong.sit@...el.com>,
	Lai Peter Jun Ann <jun.ann.lai@...el.com>,
	Abdul Rahim Faizal <faizal.abdul.rahim@...el.com>
Subject: [PATCH net-next v5 9/9] stmmac: intel: interface switching support for ADL-N platform

'intel_get_pcs_neg_mode' and 'intel_config_serdes' was provided to
handle interface mode change for ADL-S platform.

Modphy register lane was provided to configure serdes on interface
mode changing.

Signed-off-by: Michael Sit Wei Hong <michael.wei.hong.sit@...el.com>
Signed-off-by: Choong Yong Liang <yong.liang.choong@...ux.intel.com>
---
 .../net/ethernet/stmicro/stmmac/dwmac-intel.c | 49 ++++++++++++++++++-
 .../net/ethernet/stmicro/stmmac/dwmac-intel.h |  2 +
 2 files changed, 50 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c
index c79d8e3c3b24..f0f3d35bdb69 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c
@@ -992,6 +992,53 @@ static int adls_sgmii_phy1_data(struct pci_dev *pdev,
 static struct stmmac_pci_info adls_sgmii1g_phy1_info = {
 	.setup = adls_sgmii_phy1_data,
 };
+
+static int adln_common_data(struct pci_dev *pdev,
+			    struct plat_stmmacenet_data *plat)
+{
+	struct intel_priv_data *intel_priv = plat->bsp_priv;
+
+	plat->rx_queues_to_use = 6;
+	plat->tx_queues_to_use = 4;
+	plat->clk_ptp_rate = 204800000;
+
+	plat->safety_feat_cfg->tsoee = 1;
+	plat->safety_feat_cfg->mrxpee = 0;
+	plat->safety_feat_cfg->mestee = 1;
+	plat->safety_feat_cfg->mrxee = 1;
+	plat->safety_feat_cfg->mtxee = 1;
+	plat->safety_feat_cfg->epsi = 0;
+	plat->safety_feat_cfg->edpp = 0;
+	plat->safety_feat_cfg->prtyen = 0;
+	plat->safety_feat_cfg->tmouten = 0;
+
+	intel_priv->tsn_lane_registers = adln_tsn_lane_registers;
+	intel_priv->max_tsn_lane_registers = ARRAY_SIZE(adln_tsn_lane_registers);
+
+	return intel_mgbe_common_data(pdev, plat);
+}
+
+static int adln_sgmii_phy0_data(struct pci_dev *pdev,
+				struct plat_stmmacenet_data *plat)
+{
+	struct intel_priv_data *intel_priv = plat->bsp_priv;
+
+	plat->bus_id = 1;
+	plat->phy_interface = PHY_INTERFACE_MODE_SGMII;
+	plat->max_speed = SPEED_2500;
+	plat->serdes_powerup = intel_serdes_powerup;
+	plat->serdes_powerdown = intel_serdes_powerdown;
+	plat->get_pcs_neg_mode = intel_get_pcs_neg_mode;
+	plat->config_serdes = intel_config_serdes;
+	intel_priv->pid_modphy = PID_MODPHY1;
+
+	return adln_common_data(pdev, plat);
+}
+
+static struct stmmac_pci_info adln_sgmii1g_phy0_info = {
+	.setup = adln_sgmii_phy0_data,
+};
+
 static const struct stmmac_pci_func_data galileo_stmmac_func_data[] = {
 	{
 		.func = 6,
@@ -1374,7 +1421,7 @@ static const struct pci_device_id intel_eth_pci_id_table[] = {
 	{ PCI_DEVICE_DATA(INTEL, TGLH_SGMII1G_1, &tgl_sgmii1g_phy1_info) },
 	{ PCI_DEVICE_DATA(INTEL, ADLS_SGMII1G_0, &adls_sgmii1g_phy0_info) },
 	{ PCI_DEVICE_DATA(INTEL, ADLS_SGMII1G_1, &adls_sgmii1g_phy1_info) },
-	{ PCI_DEVICE_DATA(INTEL, ADLN_SGMII1G, &tgl_sgmii1g_phy0_info) },
+	{ PCI_DEVICE_DATA(INTEL, ADLN_SGMII1G, &adln_sgmii1g_phy0_info) },
 	{ PCI_DEVICE_DATA(INTEL, RPLP_SGMII1G, &tgl_sgmii1g_phy0_info) },
 	{}
 };
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.h b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.h
index 093eed977ab0..2c6b50958988 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.h
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.h
@@ -124,8 +124,10 @@ static const struct pmc_serdes_regs pid_modphy1_2p5g_regs[] = {
 	{}
 };
 
+static const int adln_tsn_lane_registers[] = {6};
 static const int ehl_tsn_lane_registers[] = {7, 8, 9, 10, 11};
 #else
+static const int adln_tsn_lane_registers[] = {};
 static const int ehl_tsn_lane_registers[] = {};
 #endif /* CONFIG_INTEL_PMC_IPC */
 
-- 
2.34.1