From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from ultrarisc.com (unknown [218.76.62.146]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 418553AAF5D; Mon, 7 Sep 2026 06:28:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=218.76.62.146 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788762516; cv=none; b=FwKRy7Sj8NI82ouam9gxwaaKFbpX+xKrbJ+c+QW/d6zU4sMDh6VMTzD4MyL8STcJUIp7XidECvbiDQpFcgeljgrPNDIOCs6aEiFzeWvHbYPYFE648qmFYLbkPlgz8kgzWEl5g8USb44+J0GNhPPsZATlgLlFJ6tHu/fA4CAZgBc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788762516; c=relaxed/simple; bh=58f/7cs5Tg86uAPZttAleSwy5aEYNn3uutYt5Dy46UM=; h=MIME-Version:Content-Type:Subject:From:To:Cc:In-Reply-To: References:Date:Message-Id; b=L1hckPy0jJTRqNTkIB+rnBLCynqPfUqvxQcxLra1DfPC4FjiGkWh9OgBImzbfZYuCMmUzJ0UqV+jbdcchaHJ9IDTaeOme8Apw5mNEWwdIo2CmaMV6pQUzdDr3A5CiDkRw+WcOt637T2wOTqV+Rfl4zZ0gTAucKQMuI/L4Ua7pdc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ultrarisc.com; spf=pass smtp.mailfrom=ultrarisc.com; dkim=pass (1024-bit key) header.d=ultrarisc.com header.i=@ultrarisc.com header.b=LmP7IWcw; arc=none smtp.client-ip=218.76.62.146 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ultrarisc.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ultrarisc.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ultrarisc.com header.i=@ultrarisc.com header.b="LmP7IWcw" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ultrarisc.com; s=dkim; h=Received:MIME-Version:Content-Type: Content-Transfer-Encoding:Subject:From:To:Cc:In-Reply-To: References:Date:Message-Id; bh=MG1ZB0F5fD0UTr/wyYEwootAO5twhA0H7 BU+8s20t30=; b=LmP7IWcwQwGgTpPN0Bbw1CYaJmu/aGOIFVlu7GBGZqlGuiLKN 2MHypXJ6LzF6D4NWuvjBds6y2wkEeebrfGgT4N22jShAS7QlGRHaoTkcZ1etjuxz mopa8QsKTlHP/Z2JeL0ecZ/NzZYMMzPP7C3vApYYUf51ysabVehRxrbmOE= Received: from [127.0.0.1] (unknown [192.168.100.1]) by localhost.localdomain (Coremail) with SMTP id AQAAfwDHQAePWZ5qJFUAAA--.361S2; Mon, 07 Sep 2026 14:28:31 +0800 (CST) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Subject: Re: [PATCH] clk: ultrarisc: Register DP1000 clock provider earlier From: Jia Wang To: Brian Masney Cc: Jia Wang , Stephen Boyd , Brian Masney , Jerome Brunet , linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org In-Reply-To: References: <20260820-ultrarisc-clock-fix-v1-1-f27c6a980b42@ultrarisc.com> Date: Mon, 07 Sep 2026 14:28:20 +0800 Message-Id: <178876250098.2581040.1337852022443550878.b4-reply@b4> X-Mailer: b4 0.15.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1788762501; l=1197; i=wangjia@ultrarisc.com; s=20260515; h=from:subject:message-id; bh=58f/7cs5Tg86uAPZttAleSwy5aEYNn3uutYt5Dy46UM=; b=tfGuRPXGzK6kF4MOBIg+HB7bfG5ec6KeUJyi7bsUIWAA7xrzFdRXvMu/oiYTQ31ioyXOB6Jom /mffz5KkOkAAHOsrG+3yQ88jY95GRkK/oKcHJQGxtkaqEuHP48dQpF2 X-Developer-Key: i=wangjia@ultrarisc.com; a=ed25519; pk=wGVm18siRScehKOkOz0WKxgxDy7IezHEszhnN4/TUCY= X-CM-TRANSID:AQAAfwDHQAePWZ5qJFUAAA--.361S2 X-Coremail-Antispam: 1UD129KBjvdXoW7Wry5AryrZw4fZFyxtrW5KFg_yoWkAwc_ur ykuryDWa1j9rsrJ3ZxCr47A3yak3WqgF15Wr4jq3ySkryfXas5Za1q9F4Skw15Zw4ftasr CrsYqFW09w129jkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUIcSsGvfJTRUUUbIkFF20E14v26r4j6ryUM7CY07I20VC2zVCF04k26cxKx2IYs7xG 6rWj6s0DM7CIcVAFz4kK6r1j6r18M28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8w A2z4x0Y4vE2Ix0cI8IcVAFwI0_Jr0_JF4l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_Jr0_ Gr1l84ACjcxK6I8E87Iv67AKxVW8JVWxJwA2z4x0Y4vEx4A2jsIEc7CjxVAFwI0_Gr0_Gr 1UM2AIxVAIcxkEcVAq07x20xvEncxIr21l5I8CrVACY4xI64kE6c02F40Ex7xfMcIj6xII jxv20xvE14v26r1j6r18McIj6I8E87Iv67AKxVWUJVW8JwAm72CE4IkC6x0Yz7v_Jr0_Gr 1lF7xvr2IYc2Ij64vIr41lF7I21c0EjII2zVCS5cI20VAGYxC7MxkF7I0En4kS14v26r12 6r1DMxkIecxEwVCm-wCF04k20xvY0x0EwIxGrwCFx2IqxVCFs4IE7xkEbVWUJVW8JwC20s 026c02F40E14v26r1j6r18MI8I3I0E7480Y4vE14v26r106r1rMI8E67AF67kF1VAFwI0_ JF0_Jw1lIxkGc2Ij64vIr41lIxAIcVC0I7IYx2IY67AKxVWUJVWUCwCI42IY6xIIjxv20x vEc7CjxVAFwI0_Jr0_Gr1lIxAIcVCF04k26cxKx2IYs7xG6r1j6r1xMIIF0xvEx4A2jsIE 14v26r1j6r4UMIIF0xvEx4A2jsIEc7CjxVAFwI0_Gr0_Gr1UYxBIdaVFxhVjvjDU0xZFpf 9x0JUBVbkUUUUU= X-CM-SenderInfo: pzdqwylld63zxwud2x1vfou0bp/1tbiAQACEWqdDaQAAQAGsL On 2026-08-24 12:37 -0400, Brian Masney wrote: > On Thu, Aug 20, 2026 at 10:50:47AM +0800, Jia Wang wrote: > > The DP1000 PCIe and clock drivers both register at the device initcall > > level. Since the PCIe driver is linked first, its probe runs before the > > clock provider is available and defers. > > > > sysfb_init() runs at the same initcall level before deferred probes are > > retried. It claims the firmware framebuffer aperture, so the later PCIe > > host probe cannot allocate the overlapping prefetchable window and the > > GPU is not enumerated. > > > > Register the clock provider with subsys_initcall() when built in so PCIe > > host probing completes before sysfb_init(). Keep module builds using the > > normal module init and exit paths. > > > > Fixes: 3948a36be42b ("clk: ultrarisc: Add DP1000 clock driver") > > Signed-off-by: Jia Wang > > Reviewed-by: Brian Masney > > I see this same pattern is also used by lots of qcom gcc drivers, 4 > Renesas drivers, and a few other drivers. > A gentle ping on this fix. Please let me know if any changes or a resend are needed. Best regards, Jia Wang