linux-kernel - Re: [RFC 17/25] leds: tm1628: Prepare Fude Microelectronics AiP1618

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Date:   Sat, 21 Dec 2019 20:55:49 +0100
From:   Andreas Färber <afaerber@...e.de>
To:     linux-realtek-soc@...ts.infradead.org, linux-leds@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org,
        Jacek Anaszewski <jacek.anaszewski@...il.com>,
        Pavel Machek <pavel@....cz>,
        linux-arm-kernel@...ts.infradead.org, Dan Murphy <dmurphy@...com>
Subject: Re: [RFC 17/25] leds: tm1628: Prepare Fude Microelectronics AiP1618

Am 12.12.19 um 04:39 schrieb Andreas Färber:
> diff --git a/drivers/leds/leds-tm1628.c b/drivers/leds/leds-tm1628.c
> index ef85712a84f2..8a8fd1562853 100644
> --- a/drivers/leds/leds-tm1628.c
> +++ b/drivers/leds/leds-tm1628.c
[...]
> @@ -411,9 +412,38 @@ static const struct tm1628_info fd628_info = {
>   	.default_pwm = 0,
>   };
>   
> +static const struct tm1628_mode aip1618_modes[4] = {
> +	{
> +		.grid_mask = GENMASK(4, 1),
> +		.seg_mask = GENMASK(8, 1),
> +	},
> +	{
> +		.grid_mask = GENMASK(5, 1),
> +		.seg_mask = GENMASK(7, 1),
> +	},
> +	{
> +		.grid_mask = GENMASK(6, 1),
> +		.seg_mask = GENMASK(6, 1),
> +	},

These three segment masks are obviously wrong - they violate the 
seg_mask below, not leaving the gap between 5 and 12. Fixed.

> +	{
> +		.grid_mask = GENMASK(7, 1),
> +		.seg_mask = GENMASK(5, 1),
> +	},
> +};
> +
> +static const struct tm1628_info aip1618_info = {
> +	.grid_mask = GENMASK(7, 1),
> +	.seg_mask = GENMASK(14, 12) | GENMASK(5, 1),
> +	.modes = aip1618_modes,
> +	.default_mode = 3,
> +	.pwm_map = tm1628_pwm_map,
> +	.default_pwm = 0,
> +};
[snip]

Regards,
Andreas

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