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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni Cc: Yanteng Si , Feiyang Chen , loongarch@lists.linux.dev, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Huacai Chen , Biao Dong , Baoqi Zhang Subject: [PATCH net-next 3/3] net: stmmac: dwmac-loongson: Add new GMAC's PCI device ID support Date: Tue, 15 Apr 2025 15:11:28 +0800 Message-ID: <20250415071128.3774235-4-chenhuacai@loongson.cn> X-Mailer: git-send-email 2.47.1 In-Reply-To: <20250415071128.3774235-1-chenhuacai@loongson.cn> References: <20250415071128.3774235-1-chenhuacai@loongson.cn> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: qMiowMBxGcS1Bv5ni3SCAA--.35528S5 X-CM-SenderInfo: hfkh0x5xdftxo6or00hjvr0hdfq/ X-Coremail-Antispam: 1Uk129KBj93XoWxJrWrtrWUurW7AFyUZFyUXFc_yoW8tF4Dpr 13Za9FgrZ3JF4rCanYqrWDWry5AFZ8G3srCF4Iyw4jgF9xJ34jq3sF9Fs8Ary7urWrXFyI vrWkCw48CFs8KwbCm3ZEXasCq-sJn29KB7ZKAUJUUUUf529EdanIXcx71UUUUU7KY7ZEXa sCq-sGcSsGvfJ3Ic02F40EFcxC0VAKzVAqx4xG6I80ebIjqfuFe4nvWSU5nxnvy29KBjDU 0xBIdaVrnRJUUUBYb4IE77IF4wAFF20E14v26r1j6r4UM7CY07I20VC2zVCF04k26cxKx2 IYs7xG6rWj6s0DM7CIcVAFz4kK6r1Y6r17M28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48v e4kI8wA2z4x0Y4vE2Ix0cI8IcVAFwI0_Ar0_tr1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI 0_Cr0_Gr1UM28EF7xvwVC2z280aVAFwI0_GcCE3s1l84ACjcxK6I8E87Iv6xkF7I0E14v2 6rxl6s0DM2kKe7AKxVWUAVWUtwAS0I0E0xvYzxvE52x082IY62kv0487Mc804VCY07AIYI kI8VC2zVCFFI0UMc02F40EFcxC0VAKzVAqx4xG6I80ewAv7VC0I7IYx2IY67AKxVWrXVW3 AwAv7VC2z280aVAFwI0_Gr0_Cr1lOx8S6xCaFVCjc4AY6r1j6r4UM4x0Y48IcxkI7VAKI4 8JMxkF7I0En4kS14v26r126r1DMxAIw28IcxkI7VAKI48JMxC20s026xCaFVCjc4AY6r1j 6r4UMxCIbckI1I0E14v26r126r1DMI8I3I0E5I8CrVAFwI0_Jr0_Jr4lx2IqxVCjr7xvwV AFwI0_JrI_JrWlx4CE17CEb7AF67AKxVWUtVW8ZwCIc40Y0x0EwIxGrwCI42IY6xIIjxv2 0xvE14v26ryj6F1UMIIF0xvE2Ix0cI8IcVCY1x0267AKxVW8JVWxJwCI42IY6xAIw20EY4 v20xvaj40_Jr0_JF4lIxAIcVC2z280aVAFwI0_Gr0_Cr1lIxAIcVC2z280aVCY1x0267AK xVW8JVW8JrUvcSsGvfC2KfnxnUUI43ZEXa7IU0_WrPUUUUU== Content-Type: text/plain; charset="utf-8" Add a new GMAC's PCI device ID (0x7a23) support which is used in Loongson-2K3000/Loongson-3B6000M. The new GMAC device use external PHY, so it reuses loongson_gmac_data() as the old GMAC device (0x7a03), and the new GMAC device still doesn't support flow control now. Tested-by: Biao Dong Signed-off-by: Baoqi Zhang Signed-off-by: Huacai Chen Reviewed-by: Andrew Lunn --- drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c b/drivers= /net/ethernet/stmicro/stmmac/dwmac-loongson.c index 3f8949547f88..b040a605b4a1 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c @@ -66,7 +66,8 @@ DMA_STATUS_TPS | DMA_STATUS_TI | \ DMA_STATUS_MSK_COMMON_LOONGSON) =20 -#define PCI_DEVICE_ID_LOONGSON_GMAC 0x7a03 +#define PCI_DEVICE_ID_LOONGSON_GMAC1 0x7a03 +#define PCI_DEVICE_ID_LOONGSON_GMAC2 0x7a23 #define PCI_DEVICE_ID_LOONGSON_GNET 0x7a13 #define DWMAC_CORE_MULTICHAN_V1 0x10 /* Loongson custom ID 0x10 */ #define DWMAC_CORE_MULTICHAN_V2 0x12 /* Loongson custom ID 0x12 */ @@ -372,7 +373,7 @@ static struct mac_device_info *loongson_dwmac_setup(voi= d *apriv) /* Loongson GMAC doesn't support the flow control. Loongson GNET * without multi-channel doesn't support the half-duplex link mode. */ - if (pdev->device =3D=3D PCI_DEVICE_ID_LOONGSON_GMAC) { + if (pdev->device !=3D PCI_DEVICE_ID_LOONGSON_GNET) { mac->link.caps =3D MAC_10 | MAC_100 | MAC_1000; } else { if (ld->multichan) @@ -660,7 +661,8 @@ static SIMPLE_DEV_PM_OPS(loongson_dwmac_pm_ops, loongso= n_dwmac_suspend, loongson_dwmac_resume); =20 static const struct pci_device_id loongson_dwmac_id_table[] =3D { - { PCI_DEVICE_DATA(LOONGSON, GMAC, &loongson_gmac_pci_info) }, + { PCI_DEVICE_DATA(LOONGSON, GMAC1, &loongson_gmac_pci_info) }, + { PCI_DEVICE_DATA(LOONGSON, GMAC2, &loongson_gmac_pci_info) }, { PCI_DEVICE_DATA(LOONGSON, GNET, &loongson_gnet_pci_info) }, {} }; --=20 2.47.1