6.1-stable review patch. If anyone has any objections, please let me know.
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From: Pawel Dembicki paweldembicki@gmail.com
[ Upstream commit 5b9eebc2c7a5f0cc7950d918c1e8a4ad4bed5010 ]
In the 'vsc73xx_phy_write' function, the register value is missing, and the phy write operation always sends zeros.
This commit passes the value variable into the proper register.
Fixes: 05bd97fc559d ("net: dsa: Add Vitesse VSC73xx DSA router driver") Reviewed-by: Linus Walleij linus.walleij@linaro.org Reviewed-by: Florian Fainelli florian.fainelli@broadcom.com Signed-off-by: Pawel Dembicki paweldembicki@gmail.com Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/dsa/vitesse-vsc73xx-core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/dsa/vitesse-vsc73xx-core.c b/drivers/net/dsa/vitesse-vsc73xx-core.c index 3efd556690563..81d39dfe21f45 100644 --- a/drivers/net/dsa/vitesse-vsc73xx-core.c +++ b/drivers/net/dsa/vitesse-vsc73xx-core.c @@ -531,7 +531,7 @@ static int vsc73xx_phy_write(struct dsa_switch *ds, int phy, int regnum, return 0; }
- cmd = (phy << 21) | (regnum << 16); + cmd = (phy << 21) | (regnum << 16) | val; ret = vsc73xx_write(vsc, VSC73XX_BLOCK_MII, 0, 1, cmd); if (ret) return ret;