From: Heiner Kallweit Date: Tue, 24 Mar 2020 19:58:29 +0000 (+0100) Subject: r8169: re-enable MSI on RTL8168c X-Git-Tag: v5.15~4282^2~7 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=f13bc68131b0c0d67a77fb43444e109828a983bf;p=platform%2Fkernel%2Flinux-starfive.git r8169: re-enable MSI on RTL8168c The original change fixed an issue on RTL8168b by mimicking the vendor driver behavior to disable MSI on chip versions before RTL8168d. This however now caused an issue on a system with RTL8168c, see [0]. Therefore leave MSI disabled on RTL8168b, but re-enable it on RTL8168c. [0] https://bugzilla.redhat.com/show_bug.cgi?id=1792839 Fixes: 003bd5b4a7b4 ("r8169: don't use MSI before RTL8168d") Signed-off-by: Heiner Kallweit Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c index a2168a1..a9bdafd 100644 --- a/drivers/net/ethernet/realtek/r8169_main.c +++ b/drivers/net/ethernet/realtek/r8169_main.c @@ -5194,7 +5194,7 @@ static int rtl_alloc_irq(struct rtl8169_private *tp) RTL_W8(tp, Config2, RTL_R8(tp, Config2) & ~MSIEnable); rtl_lock_config_regs(tp); /* fall through */ - case RTL_GIGA_MAC_VER_07 ... RTL_GIGA_MAC_VER_24: + case RTL_GIGA_MAC_VER_07 ... RTL_GIGA_MAC_VER_17: flags = PCI_IRQ_LEGACY; break; default: