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 6DF345678DE; Wed, 9 Sep 2026 14:56:45 +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=1788965806; cv=none; b=NGptOGJCxj9ICw/ZXadlOiNGtQ4YqX3j4r1x29E9F01EM1UflHVci0Mb54g37TtT6HyJ5JdncQFXNqEiPZsG9BIw7psGi4VrMlm312003Ot3+gSqcjO7/r9PsMyHE/g/mjb+QblXtWyKxMGFPw3k/pfytiUu8pcstXIO7Wmbudc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788965806; c=relaxed/simple; bh=s9t9vqFss4fnL6PsVZLuhqTrhB4WXEejgasTPMs2yxg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=TFMsw0fRPqpL/T6wKKzLaDi93AbARyNMUFf1M8Gz5y+y/7qamZlijZmmW0RpygnquycGKtGQ+AWzYAHGJFaiFTpMxtWgDstlAJYZKM+fCJhFMYkcsXBBbr5TNA8h3Uu09fcay2GY98Ro2tHbG67rYFLJmjYqpsKkAIl+/pVxasc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=A48RPVhL; 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="A48RPVhL" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 99AFB1F00A3D; Wed, 9 Sep 2026 14:56:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1788965805; bh=ov9JwG7dTxYqZs760mQ1kon32dW5uXkE9+e7+SDMk24=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=A48RPVhLJFNJg3sIYe01Vh1B3cg5oGnJdSMKmbPyiwLlr1P4FeqFFwpvdYpfdZy6A 8aSxNkA+R6aKfyxp7mspCCbjZw61AUNe3k/wlKuJCJ99InvzK+hwuUmRFojCBecgf5 VfiYCpOuxbIQm1u6Z2J3be7k7DDNayP2mic8eDTolTQkWNb3OTMLiUlox3x8McfjwD qKWUQJI+l0FV0YQna6a0eYXnOgv6EW0huz/b+Ibr4rQKLQ/w0G8AiLpHU5qaaXtZhD 6kbh4ZscSGHnGxWjW4u6dyMnO5sKiWT2GK81JAs7n4jfw517WvjUkawPOgqnsVySRM KkHF1l/U85Jsg== From: Jisheng Zhang To: Mark Brown Cc: linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 4/5] spi: dw: restore previous irq handling behavior when !ctlr->cur_msg Date: Wed, 9 Sep 2026 22:36:51 +0800 Message-ID: <20260909143652.9234-5-jszhang@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260909143652.9234-1-jszhang@kernel.org> References: <20260909143652.9234-1-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 --- 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 91de357f97f3..da7d4872e513 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