From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 EB2FE4BD7AF; Mon, 5 Oct 2026 15:37:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791214666; cv=none; b=Ftaasl2jWIxFneGsx1YP5CpiTnFUW2XBnpd4D1MBM6gHdb0tRauvGZGWWY9UilzIPIuOACyJy0N7qoeDqLNbxT1km+2pOoSx/DDpdc0UtDWBDhQDyPNCrLOtnuJ7owTZBzZV+UaoAOuju/OhELzuwcIKaUUwdhQp5T1IyDMSjao= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791214666; c=relaxed/simple; bh=nGdYLg2zESTGFIBGHK2aAMM0kZU4gOJ3f7MRReBq8ls=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=WuI2DpdY64tdS3bRJ5EVMFMQz6yVqdERdJLvF6dtvqmwK002TtP3IGD+eF/VrQk/R/HXSIdHJuS0Qx6wd+umjNb1boJvKmvrJZD1+egT9F/zjlr1QMj5psyRFtyomWAJ6V+6jubd8xPEdLAzvEZkbZJvHKVR/PQ7UDNKhrZ1+DI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=hStecTDS; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="hStecTDS" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9051E1F000FF; Mon, 5 Oct 2026 15:37:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1791214664; bh=IJiZ2TnXxmM1hKMOJEegUtvDgb/v3wkQbBVQFfOo6gs=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=hStecTDSfnONFVIbkFQ7NvlbV/TxRmHNkLKggP6GWg1Kz/3eIu98rDvmE6TKWwwfX ORpYBK6R/OvoBGCC6LJ18C1tXYTwktpzKmYNcgTZ/yadkswnPKE+vUsuDngA1VbCFL fWAEwOFyYxR2/e/OCyiIIhNl2tLQe/ZQ4WvmZrRBGRz1PzLExukuqKU6/bacGQjv9A euRXTRDXUco1QMkpmeg8kFMf7WV/wE0XNGk68+n7I4ia8wpJtqgjqOnPrOVUVgvT1S nVcqqK6r5R7yIcad52iV/WeYr82Qf9n2GYDImXyMrHl3wlhL6FCJxH7LpmcqvnmVNS VcYeKeLD//WAA== From: Jisheng Zhang To: Mark Brown , Joseph Steel Cc: linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org, Changhuang Liang Subject: [PATCH v5 3/4] spi: dw: restore previous irq handling behavior when !ctlr->cur_msg Date: Mon, 5 Oct 2026 23:17:38 +0800 Message-ID: <20261005151739.25233-4-jszhang@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20261005151739.25233-1-jszhang@kernel.org> References: <20261005151739.25233-1-jszhang@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Recent "enhanced" support changes the dw_spi_irq() behavior a bit when !!ctlr->cur_msg: if (!ctlr->cur_msg && dws->transfer_handler == dw_spi_transfer_handler) { dw_spi_mask_intr(dws, 0xff); return IRQ_HANDLED; } But it misses the dma case, where the transfer_handler == dw_spi_dma_transfer_handler, so this changes the previous long time working behavior, let's restore the previous handling by only filtering out the dw_spi_enh_handler. Signed-off-by: Jisheng Zhang Reviewed-by: Changhuang Liang --- drivers/spi/spi-dw-core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/spi/spi-dw-core.c b/drivers/spi/spi-dw-core.c index f82a632ca71c..06f4b0ea954e 100644 --- a/drivers/spi/spi-dw-core.c +++ b/drivers/spi/spi-dw-core.c @@ -280,7 +280,7 @@ static irqreturn_t dw_spi_irq(int irq, void *dev_id) if (!irq_status) return IRQ_NONE; - if (!ctlr->cur_msg && dws->transfer_handler == dw_spi_transfer_handler) { + if (!ctlr->cur_msg && dws->transfer_handler != dw_spi_enh_handler) { dw_spi_mask_intr(dws, 0xff); return IRQ_HANDLED; } -- 2.53.0