From nobody Sun Apr 5 16:48:06 2026 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (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 EFD0131F9A1; Tue, 24 Mar 2026 16:09:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774368593; cv=none; b=Y+ON50sdRrXbWjpSbMHMyYJegk1GSYTsZgK9nkfxDSIrel9VUwXWKaMitFPNL5ovEFr7/+Ba6+H3It5gTWRI6FqI2seOhuYaVWWHTfrXEoxyYZCZUnDlY0Oj6Z/cV96hunU7LVf0+JEkFyxNqRd9x49fxD9yNd0dS2SHx03ZNPk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774368593; c=relaxed/simple; bh=0iAVex3HewGpzZCbgDi6IsYpcnd6c4TATUm/Qh5DItg=; h=Date:From:To:Subject:Cc:In-Reply-To:References:MIME-Version: Message-ID:Content-Type; b=o1cgqILN13JTy/lfJ6vWq9g3mw+fzr/vFnOzJuilwcjp540T6oxM5XfFCbhGq3WQ65+4y3UW1o32LC2lFeya2Nj8VzO4udYtwd4r9M7FgGWI/+M+2U0PTkcIxcTeoKwyzCa1/DYn2ndIDQgnMA3NcFmuFCV+651ZwBt+HM78rog= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=bfmkUMtj; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=J51j8CZb; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="bfmkUMtj"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="J51j8CZb" Date: Tue, 24 Mar 2026 16:09:49 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1774368590; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=dA8dgedcJpGxRQ52borizebSA/4UjBKwblVYGWJioNc=; b=bfmkUMtj3mPA6+e0RVK+O42SPQmw8BKipx+gDTjfheAQJcppu8ZNSi4KSRCZJMOjnXxeOy Qsuu0HVmT55w6C0gtmSkut5wxDfXEWs5RGV8B3p36Z8/QA3beyWR2h5r1vPvT3gn7+xMAf in70oJ1Ji4VuK9x0YAi7ZNNejvOgG93BcCmbN6WX26WMQ0c0Zvz7/RatE2LnVNrMXItBAR CzKz3Ux3FQCauIKadOhl9s1dQBveiWgRV0cQmgyS0USwEc+zJ8LN9HLi7aTqUTa0tjnBYU 5PmK52nTRsYvKQr50TMGNSH3CebbNvcKAtn1eqNXUaKY0sfwMmR05+qjn7+a5A== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1774368590; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=dA8dgedcJpGxRQ52borizebSA/4UjBKwblVYGWJioNc=; b=J51j8CZbGSbNiNBa1I8xgogmgjkoWUG2zUNjRY2VvMMSOkPU+W8GMCuQKRMb70VLl/6G/u MI1VWGcAtaJYPKDQ== From: "tip-bot2 for Jassi Brar" Sender: tip-bot2@linutronix.de Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: irq/urgent] irqchip/qcom-mpm: Add missing mailbox TX done acknowledgment Cc: Jassi Brar , Thomas Gleixner , Douglas Anderson , stable@vger.kernel.org, x86@kernel.org, linux-kernel@vger.kernel.org, maz@kernel.org In-Reply-To: <20260322171533.608436-1-jassisinghbrar@gmail.com> References: <20260322171533.608436-1-jassisinghbrar@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <177436858927.1647592.6531954753628943644.tip-bot2@tip-bot2> Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails Precedence: bulk Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable The following commit has been merged into the irq/urgent branch of tip: Commit-ID: 213a1f66341adf9e911b5c887970f209c132c4c0 Gitweb: https://git.kernel.org/tip/213a1f66341adf9e911b5c887970f209c= 132c4c0 Author: Jassi Brar AuthorDate: Sun, 22 Mar 2026 12:15:33 -05:00 Committer: Thomas Gleixner CommitterDate: Tue, 24 Mar 2026 17:03:26 +01:00 irqchip/qcom-mpm: Add missing mailbox TX done acknowledgment The mbox_client for qcom-mpm sends NULL doorbell messages via mbox_send_message() but never signals TX completion. Set knows_txdone=3Dtrue and call mbox_client_txdone() after a successful send, matching the pattern used by other Qualcomm mailbox clients (smp2p, smsm, qcom_aoss etc). Fixes: a6199bb514d8a6 "irqchip: Add Qualcomm MPM controller driver" Signed-off-by: Jassi Brar Signed-off-by: Thomas Gleixner Reviewed-by: Douglas Anderson Cc: stable@vger.kernel.org Link: https://patch.msgid.link/20260322171533.608436-1-jassisinghbrar@gmail= .com --- drivers/irqchip/irq-qcom-mpm.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/irqchip/irq-qcom-mpm.c b/drivers/irqchip/irq-qcom-mpm.c index 83f31ea..1813205 100644 --- a/drivers/irqchip/irq-qcom-mpm.c +++ b/drivers/irqchip/irq-qcom-mpm.c @@ -306,6 +306,8 @@ static int mpm_pd_power_off(struct generic_pm_domain *g= enpd) if (ret < 0) return ret; =20 + mbox_client_txdone(priv->mbox_chan, 0); + return 0; } =20 @@ -434,6 +436,7 @@ static int qcom_mpm_probe(struct platform_device *pdev,= struct device_node *pare } =20 priv->mbox_client.dev =3D dev; + priv->mbox_client.knows_txdone =3D true; priv->mbox_chan =3D mbox_request_channel(&priv->mbox_client, 0); if (IS_ERR(priv->mbox_chan)) { ret =3D PTR_ERR(priv->mbox_chan);