netdev - RE: [PATCH net v5] net: txgbe: fix i2c dev name cannot match clkdev

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Date: Fri, 22 Mar 2024 16:20:04 +0800
From: duanqiangwen@...-swift.com
To: "'Jiri Pirko'" <jiri@...nulli.us>
Cc: <netdev@...r.kernel.org>,
	<jiawenwu@...stnetic.com>,
	<mengyuanlou@...-swift.com>,
	<davem@...emloft.net>,
	<edumazet@...gle.com>,
	<kuba@...nel.org>,
	<pabeni@...hat.com>,
	<maciej.fijalkowski@...el.com>,
	<andrew@...n.ch>,
	<wangxiongfeng2@...wei.com>,
	<linux-kernel@...r.kernel.org>,
	<michal.kubiak@...el.com>
Subject: RE: [PATCH net v5] net: txgbe: fix i2c dev name cannot match clkdev


-----Original Message-----
From: Jiri Pirko <jiri@...nulli.us> 
Sent: 2024年3月22日 16:12
To: Duanqiang Wen <duanqiangwen@...-swift.com>
Cc: netdev@...r.kernel.org; jiawenwu@...stnetic.com;
mengyuanlou@...-swift.com; davem@...emloft.net; edumazet@...gle.com;
kuba@...nel.org; pabeni@...hat.com; maciej.fijalkowski@...el.com;
andrew@...n.ch; wangxiongfeng2@...wei.com; linux-kernel@...r.kernel.org;
michal.kubiak@...el.com
Subject: Re: [PATCH net v5] net: txgbe: fix i2c dev name cannot match clkdev

Fri, Mar 22, 2024 at 09:04:16AM CET, duanqiangwen@...-swift.com wrote:
>txgbe clkdev shortened clk_name, so i2c_dev info_name also need to 
>shorten. Otherwise, i2c_dev cannot initialize clock.
>
>Change log:
>v4-v5: address comments:
>	Jiri Pirko:
>	Well, since it is used in txgbe_phy.c, it should be probably
>	rather defined locally in txgbe_phy.c.

Did you read Florian's comment? Please do.

pw-bot: cr
--------
I replied to Florian: 
" I want to shorten "i2c_desginware" to "i2c_dw" in txgbe driver, so other
drivers
which use "i2c_designware" need another patch to use a define. "

Sorry, this email forgot to cc the mailing list.

>v3->v4: address comments:
>	Jakub Kicinski:
>	No empty lines between Fixes and Signed-off... please.
>v2->v3: address comments:
>	Jiawen Wu:
>	Please add the define in txgbe_type.h
>
>Fixes: e30cef001da2 ("net: txgbe: fix clk_name exceed MAX_DEV_ID 
>limits")
>Signed-off-by: Duanqiang Wen <duanqiangwen@...-swift.com>
>---
> drivers/net/ethernet/wangxun/txgbe/txgbe_phy.c | 8 +++++---
> 1 file changed, 5 insertions(+), 3 deletions(-)
>
>diff --git a/drivers/net/ethernet/wangxun/txgbe/txgbe_phy.c 
>b/drivers/net/ethernet/wangxun/txgbe/txgbe_phy.c
>index 5b5d5e4310d1..2fa511227eac 100644
>--- a/drivers/net/ethernet/wangxun/txgbe/txgbe_phy.c
>+++ b/drivers/net/ethernet/wangxun/txgbe/txgbe_phy.c
>@@ -20,6 +20,8 @@
> #include "txgbe_phy.h"
> #include "txgbe_hw.h"
> 
>+#define TXGBE_I2C_CLK_DEV_NAME "i2c_dw"
>+
> static int txgbe_swnodes_register(struct txgbe *txgbe)  {
> 	struct txgbe_nodes *nodes = &txgbe->nodes; @@ -571,8 +573,8 @@
static 
>int txgbe_clock_register(struct txgbe *txgbe)
> 	char clk_name[32];
> 	struct clk *clk;
> 
>-	snprintf(clk_name, sizeof(clk_name), "i2c_dw.%d",
>-		 pci_dev_id(pdev));
>+	snprintf(clk_name, sizeof(clk_name), "%s.%d",
>+		 TXGBE_I2C_CLK_DEV_NAME, pci_dev_id(pdev));
> 
> 	clk = clk_register_fixed_rate(NULL, clk_name, NULL, 0, 156250000);
> 	if (IS_ERR(clk))
>@@ -634,7 +636,7 @@ static int txgbe_i2c_register(struct txgbe *txgbe)
> 
> 	info.parent = &pdev->dev;
> 	info.fwnode = software_node_fwnode(txgbe->nodes.group[SWNODE_I2C]);
>-	info.name = "i2c_designware";
>+	info.name = TXGBE_I2C_CLK_DEV_NAME;
> 	info.id = pci_dev_id(pdev);
> 
> 	info.res = &DEFINE_RES_IRQ(pdev->irq);
>--
>2.27.0
>
>