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From: Thierry Reding <thierry.reding@gmail.com>
To: Guenter Roeck <linux@roeck-us.net>
Cc: "Enric Balletbo i Serra" <enric.balletbo@collabora.com>,
	"Jonathan Cameron" <jic23@kernel.org>,
	"Benson Leung" <bleung@chromium.org>,
	"Dmitry Torokhov" <dmitry.torokhov@gmail.com>,
	"Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>,
	"Gwendal Grignou" <gwendal@chromium.org>,
	"Brian Norris" <briannorris@chromium.org>,
	linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-input@vger.kernel.org, linux-pwm@vger.kernel.org,
	"Yu-Hsuan Hsu" <yuhsuan@chromium.org>,
	"Prashant Malani" <pmalani@chromium.org>
Subject: Re: [PATCH v3 4/6] pwm: cros-ec: Accept more error codes from cros_ec_cmd_xfer_status
Date: Mon, 27 Jul 2020 10:35:58 +0200
Message-ID: <20200727083558.GF2781612@ulmo> (raw)
In-Reply-To: <20200726220101.29059-5-linux@roeck-us.net>


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On Sun, Jul 26, 2020 at 03:00:59PM -0700, Guenter Roeck wrote:
> Since commit c5cd2b47b203 ("platform/chrome: cros_ec_proto: Report command
> not supported") we can no longer assume that cros_ec_cmd_xfer_status()
> reports -EPROTO for all errors returned by the EC itself. A follow-up
> patch will change cros_ec_cmd_xfer_status() to report additional errors
> reported by the EC as distinguished Linux error codes.
> 
> Handle this change by no longer assuming that only -EPROTO is used
> to report all errors returned by the EC itself. Instead, support both
> the old and the new error codes.
> 
> Cc: Gwendal Grignou <gwendal@chromium.org>
> Cc: Yu-Hsuan Hsu <yuhsuan@chromium.org>
> Cc: Prashant Malani <pmalani@chromium.org>
> Cc: Brian Norris <briannorris@chromium.org>
> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
> ---
> v3: Added patch
> 
>  drivers/pwm/pwm-cros-ec.c | 21 ++++++++++++++-------
>  1 file changed, 14 insertions(+), 7 deletions(-)

Acked-by: Thierry Reding <thierry.reding@gmail.com>

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  reply index

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-26 22:00 [PATCH v3 0/6] platform/chrome: cros_ec_proto: Convert EC error codes to Linux error codes Guenter Roeck
2020-07-26 22:00 ` [PATCH v3 1/6] iio: cros_ec: Accept -EOPNOTSUPP as 'not supported' error code Guenter Roeck
2020-07-26 22:00 ` [PATCH v3 2/6] cros_ec_lightbar: Accept more error codes from cros_ec_cmd_xfer_status Guenter Roeck
2020-07-26 22:00 ` [PATCH v3 3/6] platform/chrome: cros_ec_sysfs: Report range of error codes from EC Guenter Roeck
2020-07-26 22:00 ` [PATCH v3 4/6] pwm: cros-ec: Accept more error codes from cros_ec_cmd_xfer_status Guenter Roeck
2020-07-27  8:35   ` Thierry Reding [this message]
2020-08-01  7:21   ` Uwe Kleine-König
2020-08-01 16:32     ` Guenter Roeck
2020-08-02 20:27       ` Uwe Kleine-König
2020-07-26 22:01 ` [PATCH v3 5/6] platform/input: cros_ec: Replace -ENOTSUPP with -ENOPROTOOPT Guenter Roeck
2020-07-30  4:53   ` Dmitry Torokhov
2020-07-26 22:01 ` [PATCH v3 6/6] platform/chrome: cros_ec_proto: Convert EC error codes to Linux error codes Guenter Roeck
2020-07-29 22:21   ` Brian Norris
2020-07-29 23:22     ` Guenter Roeck
2020-07-29 23:29       ` Brian Norris
2020-07-29 22:27 ` [PATCH v3 0/6] " Brian Norris

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