From: "Russell King (Oracle)" <linux@armlinux.org.uk>
To: Andrew Lunn <andrew@lunn.ch>, Heiner Kallweit <hkallweit1@gmail.com>
Cc: Alexandre Torgue <alexandre.torgue@foss.st.com>,
Andrew Lunn <andrew+netdev@lunn.ch>,
"David S. Miller" <davem@davemloft.net>,
Emil Renner Berthing <kernel@esmil.dk>,
Eric Dumazet <edumazet@google.com>,
Fabio Estevam <festevam@gmail.com>,
imx@lists.linux.dev, Inochi Amaoto <inochiama@gmail.com>,
Jakub Kicinski <kuba@kernel.org>,
Jan Petrous <jan.petrous@oss.nxp.com>,
Jon Hunter <jonathanh@nvidia.com>,
linux-arm-kernel@lists.infradead.org,
linux-stm32@st-md-mailman.stormreply.com,
Maxime Coquelin <mcoquelin.stm32@gmail.com>,
Minda Chen <minda.chen@starfivetech.com>,
netdev@vger.kernel.org, NXP S32 Linux Team <s32@nxp.com>,
Paolo Abeni <pabeni@redhat.com>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Sascha Hauer <s.hauer@pengutronix.de>,
Shawn Guo <shawnguo@kernel.org>,
Thierry Reding <treding@nvidia.com>
Subject: [PATCH RFC net-next 0/7] net: stmmac: cleanup transmit clock setting
Date: Tue, 18 Feb 2025 11:14:39 +0000 [thread overview]
Message-ID: <Z7RrnyER5ewy0f3T@shell.armlinux.org.uk> (raw)
Hi,
A lot of stmmac platform code which sets the transmit clock is very
similar - they decode the speed to the clock rate (125, 25 or 2.5 MHz)
and then set a clock to that rate.
The DWMAC core appears to have a clock input for the transmit section
called clk_tx_i which requires this rate.
This series moves the code which sets this clock into the core stmmac
code.
Patch 1 adds a hook that platforms can use to configure the clock rate.
Patch 2 adds a generic implementation.
Patches 3 through 7 convert the easy-to-convert platforms to use this
new infrastructure.
.../ethernet/stmicro/stmmac/dwmac-dwc-qos-eth.c | 10 +----
drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c | 5 ++-
.../net/ethernet/stmicro/stmmac/dwmac-intel-plat.c | 24 ++----------
drivers/net/ethernet/stmicro/stmmac/dwmac-s32.c | 22 ++---------
.../net/ethernet/stmicro/stmmac/dwmac-starfive.c | 26 ++-----------
drivers/net/ethernet/stmicro/stmmac/stmmac.h | 2 +
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 43 ++++++++++++++++++++++
include/linux/stmmac.h | 4 ++
8 files changed, 65 insertions(+), 71 deletions(-)
--
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
FTTP is here! 80Mbps down 10Mbps up. Decent connectivity at last!
next reply other threads:[~2025-02-18 11:14 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-18 11:14 Russell King (Oracle) [this message]
2025-02-18 11:14 ` [PATCH RFC net-next 1/7] net: stmmac: provide generic transmit clock configuration hook Russell King (Oracle)
2025-02-25 20:33 ` Thierry Reding
2025-02-18 11:14 ` [PATCH RFC net-next 2/7] net: stmmac: provide generic implementation for set_clk_tx_rate method Russell King (Oracle)
2025-02-25 20:34 ` Thierry Reding
2025-02-18 11:14 ` [PATCH RFC net-next 3/7] net: stmmac: dwc-qos-eth: use generic stmmac_set_clk_tx_rate() Russell King (Oracle)
2025-02-25 20:35 ` Thierry Reding
2025-02-26 12:19 ` Russell King (Oracle)
2025-02-18 11:14 ` [PATCH RFC net-next 4/7] net: stmmac: starfive: " Russell King (Oracle)
2025-02-25 20:36 ` Thierry Reding
2025-02-18 11:15 ` [PATCH RFC net-next 5/7] net: stmmac: s32: " Russell King (Oracle)
2025-02-25 20:31 ` Thierry Reding
2025-02-25 20:43 ` Thierry Reding
2025-02-26 12:24 ` Russell King (Oracle)
2025-02-18 11:15 ` [PATCH RFC net-next 6/7] net: stmmac: intel: " Russell King (Oracle)
2025-02-25 20:46 ` Thierry Reding
2025-02-26 12:40 ` Russell King (Oracle)
2025-02-18 11:15 ` [PATCH RFC net-next 7/7] net: stmmac: imx: " Russell King (Oracle)
2025-02-18 11:41 ` Russell King (Oracle)
2025-02-25 20:30 ` [PATCH RFC net-next 0/7] net: stmmac: cleanup transmit clock setting Thierry Reding
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