From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DC7A53AEF57; Thu, 30 Apr 2026 10:49:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777546167; cv=none; b=CbAt9yO4jt9xU+bsV5AvGTkviicJwK+6N7s+cCfU7QKaBxjc0cRJkZn5CjAyo6bp9xpBxXMRFdRKbk0SqGPmDINLvw7MU5wIyOzT9cclnbY38rzabPHiYQ7b5oxUwrRjr2hmWqzRNNXrze4TYCD/gNZHiBMjLsd+/0sw4Oi5dYg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777546167; c=relaxed/simple; bh=/vWvGqgbRW7X36x4tSAyZn55Y2G5HU9FVbNdqlcPZPI=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=VFhvjYrvVNxeaXMlniGN58pAdJ4Q9HFDGFX/NZ0daLBeZ8x39wlXX61DMvQ5sr1Yl8Zc3x5gR0M0j1XwOkzU3BoeO6nKi9JIuIbOa3UB2sM58cqVLve1SOIU3u26hkB5tWMBGMoM9AR0O4sDISCA16bOz/1w9j4W1k0Q4uZ0EXU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=SS5qTBCr; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="SS5qTBCr" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 76460C2BCB3; Thu, 30 Apr 2026 10:49:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1777546167; bh=/vWvGqgbRW7X36x4tSAyZn55Y2G5HU9FVbNdqlcPZPI=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=SS5qTBCrhrzxRgCCwUuVePyx2nclcCfq0UGYc/k7yPK9nKOZzffLTU9CUXX9f8ia6 ckPCwhd2TOQeYq3IZ+1P4QSU79wa9whOA5VKuvvFTH/kb81aWzRA7WJXxTAFXKAh6W vm/8mdw+e/PmveAMSUQXX5zpQVR/cOFcVdxN+nu7+jbrb+W/ZGoVplHLVn7ekbyjVC XmJfP/Ke8nTmwtMU2OnRLv/L9pR8kxhhHB8uc8877HHzS0gIb26GJW1Ja0wduNB4PF wvMIG8Lm9x6WaNsrv2W6bmES81O38D2iL0tZBF14P6Hs1Y1YysnO9WaBB9BY74gp+w 4yopL2jo4ZJTg== Message-ID: <866455eb-5886-4d6a-b384-2cbed18b67b6@kernel.org> Date: Thu, 30 Apr 2026 12:49:21 +0200 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 2/3] arm64: dts: imx95: Add dma, intr, aer and pme interrupters for pcie{0,1} To: Hongxing Zhu Cc: "robh@kernel.org" , "krzk+dt@kernel.org" , "conor+dt@kernel.org" , "bhelgaas@google.com" , Frank Li , "l.stach@pengutronix.de" , "lpieralisi@kernel.org" , "kwilczynski@kernel.org" , "mani@kernel.org" , "s.hauer@pengutronix.de" , "kernel@pengutronix.de" , "festevam@gmail.com" , "linux-pci@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "devicetree@vger.kernel.org" , "imx@lists.linux.dev" , "linux-kernel@vger.kernel.org" References: <20260430050954.3467984-1-hongxing.zhu@nxp.com> <20260430050954.3467984-3-hongxing.zhu@nxp.com> <20260430-adaptable-wonderful-hoatzin-e1056f@quoll> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 30/04/2026 10:37, Hongxing Zhu wrote: >> -----Original Message----- >> From: Krzysztof Kozlowski >> Sent: Thursday, April 30, 2026 4:05 PM >> To: Hongxing Zhu >> Cc: robh@kernel.org; krzk+dt@kernel.org; conor+dt@kernel.org; >> bhelgaas@google.com; Frank Li ; l.stach@pengutronix.de; >> lpieralisi@kernel.org; kwilczynski@kernel.org; mani@kernel.org; >> s.hauer@pengutronix.de; kernel@pengutronix.de; festevam@gmail.com; linux- >> pci@vger.kernel.org; linux-arm-kernel@lists.infradead.org; >> devicetree@vger.kernel.org; imx@lists.linux.dev; linux-kernel@vger.kernel.org >> Subject: Re: [PATCH v3 2/3] arm64: dts: imx95: Add dma, intr, aer and pme >> interrupters for pcie{0,1} >> >> On Thu, Apr 30, 2026 at 01:09:53PM +0800, Richard Zhu wrote: >>> Add dma, intr, aer and pme interrupters for pcie{0,1}. >>> >>> Signed-off-by: Richard Zhu >>> --- >>> arch/arm64/boot/dts/freescale/imx95.dtsi | 16 ++++++++++++---- >>> 1 file changed, 12 insertions(+), 4 deletions(-) >>> >>> diff --git a/arch/arm64/boot/dts/freescale/imx95.dtsi >>> b/arch/arm64/boot/dts/freescale/imx95.dtsi >>> index 71394871d8dd0..6896d9c15bf53 100644 >>> --- a/arch/arm64/boot/dts/freescale/imx95.dtsi >>> +++ b/arch/arm64/boot/dts/freescale/imx95.dtsi >>> @@ -1861,8 +1861,12 @@ pcie0: pcie@4c300000 { >>> bus-range = <0x00 0xff>; >>> num-lanes = <1>; >>> num-viewport = <8>; >>> - interrupts = ; >>> - interrupt-names = "msi"; >> >> Why there is no fixes tag if this is here for two years and you claim that IT >> CANNOT work without these interrupts? > Regarding the Fixes tag: I think that it is not needed here because this is not > a bug fix. > > The driver has been functional for two years using only the MSI interrupt. The That's not what your binding said. Get your patchset straight including proper ABI impact explanations. Best regards, Krzysztof