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 83B0E12FB31; Wed, 19 Jun 2024 13:10:41 +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=1718802641; cv=none; b=oQGHVbOge+RdNBV98YrdapU890LUHH4P4tDHDKHM/QVQbJAgbf4lV5J/rwhhHZ2Ra1hbbZvgOkkj15P4SrSBBgtxls6Gdm7SV5LlcYdg5k//r9BqmAMMtTu6o8gAr8eEM1fMjnr8QdHFfydBCc1Qb9tuO5m5h4XMoDcMOeEq1VQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718802641; c=relaxed/simple; bh=y+krx3flX1BvOzBvGZWzZHcghmNMhTOWs03hwmtyXhw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=IXt+v56abDYyp9tfBO4BUhx8gGfhJsil7gtfFNGs4n9+n2oUNdhdi687hbXv1MsQAKr4uPk9BlDLwnUchKXm98KVJ1GagRrleoIvKs0sRvdCfYXzOMgPWVgWdeccVHzZKHJFAwMp8XEriIEHJTfDbjYpQjkHo0rq1TJe3pr1e4I= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=VQN+VY+q; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="VQN+VY+q" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0721FC2BBFC; Wed, 19 Jun 2024 13:10:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1718802641; bh=y+krx3flX1BvOzBvGZWzZHcghmNMhTOWs03hwmtyXhw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=VQN+VY+q/Xw/CjEKWoaLW2437gMm/TLdXRw23/+H2UkiAthvMmbLuUFUs4ZeukPYm Zca2fFOIC9fL5T86U9NxZavR1OTGLbKOwNNoRz4T5p9l5oxkTHwcjZ92dwtNKfSyCQ Tl0WVZO/1J6AU/pz9mHXzEo74gLS0dN4VAxvmsWk= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Jean Delvare , Luis Oliveira , Jarkko Nikula , Andy Shevchenko , Mika Westerberg , Jan Dabros , Andi Shyti , Sasha Levin Subject: [PATCH 6.6 266/267] i2c: designware: Fix the functionality flags of the slave-only interface Date: Wed, 19 Jun 2024 14:56:57 +0200 Message-ID: <20240619125616.529784763@linuxfoundation.org> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20240619125606.345939659@linuxfoundation.org> References: <20240619125606.345939659@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.6-stable review patch. If anyone has any objections, please let me know. ------------------ From: Jean Delvare [ Upstream commit cbf3fb5b29e99e3689d63a88c3cddbffa1b8de99 ] When an I2C adapter acts only as a slave, it should not claim to support I2C master capabilities. Fixes: 5b6d721b266a ("i2c: designware: enable SLAVE in platform module") Signed-off-by: Jean Delvare Cc: Luis Oliveira Cc: Jarkko Nikula Cc: Andy Shevchenko Cc: Mika Westerberg Cc: Jan Dabros Cc: Andi Shyti Reviewed-by: Andy Shevchenko Acked-by: Jarkko Nikula Tested-by: Jarkko Nikula Signed-off-by: Andi Shyti Signed-off-by: Sasha Levin --- drivers/i2c/busses/i2c-designware-slave.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/i2c/busses/i2c-designware-slave.c b/drivers/i2c/busses/i2c-designware-slave.c index 2e079cf20bb5b..78e2c47e3d7da 100644 --- a/drivers/i2c/busses/i2c-designware-slave.c +++ b/drivers/i2c/busses/i2c-designware-slave.c @@ -220,7 +220,7 @@ static const struct i2c_algorithm i2c_dw_algo = { void i2c_dw_configure_slave(struct dw_i2c_dev *dev) { - dev->functionality = I2C_FUNC_SLAVE | DW_IC_DEFAULT_FUNCTIONALITY; + dev->functionality = I2C_FUNC_SLAVE; dev->slave_cfg = DW_IC_CON_RX_FIFO_FULL_HLD_CTRL | DW_IC_CON_RESTART_EN | DW_IC_CON_STOP_DET_IFADDRESSED; -- 2.43.0