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[2003:ea:8f47:3200:655a:16b8:d272:9436]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-4548e6a66bfsm30698945f8f.4.2026.05.12.13.30.39 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 12 May 2026 13:30:40 -0700 (PDT) Message-ID: Date: Tue, 12 May 2026 22:30:39 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird From: Heiner Kallweit Subject: Re: [Patch net-next v2 4/7] r8169: enable new interrupt mapping To: javen , nic_swsd@realtek.com, andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, horms@kernel.org Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260508121802.2010-1-javen_xu@realsil.com.cn> <20260508121802.2010-5-javen_xu@realsil.com.cn> Content-Language: en-US In-Reply-To: <20260508121802.2010-5-javen_xu@realsil.com.cn> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 08.05.2026 14:17, javen wrote: > From: Javen Xu > > This patch enables new interrupt mapping for RTL8127. > > Signed-off-by: Javen Xu > --- > drivers/net/ethernet/realtek/r8169_main.c | 12 ++++++++++++ > 1 file changed, 12 insertions(+) > > diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c > index bb72a2030f44..0ff0671fc2ac 100644 > --- a/drivers/net/ethernet/realtek/r8169_main.c > +++ b/drivers/net/ethernet/realtek/r8169_main.c > @@ -3965,6 +3965,15 @@ DECLARE_RTL_COND(rtl_mac_ocp_e00e_cond) > return r8168_mac_ocp_read(tp, 0xe00e) & BIT(13); > } > > +static void rtl8125_hw_set_interrupt_type(struct rtl8169_private *tp) > +{ > + u8 tmp; > + > + tmp = RTL_R8(tp, INT_CFG0_8125); > + tmp |= INT_CFG0_ENABLE_8125; What is meant with interrupt type here, and what does this bit set? A self-explanatory function name would be preferred. > + RTL_W8(tp, INT_CFG0_8125, tmp); > +} > + > static void rtl_hw_start_8125_common(struct rtl8169_private *tp) > { > rtl_pcie_state_l2l3_disable(tp); > @@ -3973,6 +3982,9 @@ static void rtl_hw_start_8125_common(struct rtl8169_private *tp) > RTL_W32(tp, RSS_CTRL_8125, 0); > RTL_W16(tp, Q_NUM_CTRL_8125, 0); > > + if (tp->features & RTL_VEC_MAP_ENABLE) > + rtl8125_hw_set_interrupt_type(tp); > + > /* disable UPS */ > r8168_mac_ocp_modify(tp, 0xd40a, 0x0010, 0x0000); >