linux-kernel - Re: [RFC] [PATCH] Adding support for BMP085 pressure sensor.

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <201006141216.32386.oneukum@suse.de>
Date:	Mon, 14 Jun 2010 12:16:32 +0200
From:	Oliver Neukum <oneukum@...e.de>
To:	"Datta, Shubhrajyoti" <shubhrajyoti@...com>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-input@...r.kernel.org" <linux-input@...r.kernel.org>
Subject: Re: [RFC] [PATCH] Adding support for BMP085 pressure sensor.

Am Montag, 14. Juni 2010 12:13:44 schrieb Datta, Shubhrajyoti:
> +static s32 bmp085_get_calibration_data(struct i2c_client *client)
> +{
> +       u8 tmp[BMP085_CALIBRATION_DATA_LENGTH];
> +       struct bmp085_data *data = i2c_get_clientdata(client);
> +       struct bmp085_calibration_data *cali = &(data->calibration);
> +       s32 status = i2c_smbus_read_i2c_block_data(client,
> +                               BMP085_CALIBRATION_DATA_START,
> +                               BMP085_CALIBRATION_DATA_LENGTH, tmp);
> +
> +       cali->AC1 =  (tmp[0] << 8) | tmp[1];
> +       cali->AC2 =  (tmp[2] << 8) | tmp[3];
> +       cali->AC3 =  (tmp[4] << 8) | tmp[5];
> +       cali->AC4 =  (tmp[6] << 8) | tmp[7];
> +       cali->AC5 =  (tmp[8] << 8) | tmp[9];
> +       cali->AC6 = (tmp[10] << 8) | tmp[11];

Please use the macros for reading be16 data.

	Regards
		Oliver
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/