linux-imx

/*

 * Windfarm PowerMac thermal control. SMU based sensors

 *

 * (c) Copyright 2005 Benjamin Herrenschmidt, IBM Corp.

 *                    <benh@kernel.crashing.org>

 *

 * Released under the term of the GNU GPL v2.

 */

​

#include <linux/types.h>

#include <linux/errno.h>

#include <linux/kernel.h>

#include <linux/delay.h>

#include <linux/slab.h>

#include <linux/init.h>

#include <linux/wait.h>

#include <linux/completion.h>

#include <asm/prom.h>

#include <asm/machdep.h>

#include <asm/io.h>

#include <asm/sections.h>

#include <asm/smu.h>

​

#include "windfarm.h"

​

#define VERSION "0.2"

​

#undef DEBUG

​

#ifdef DEBUG

#define DBG(args...)    printk(args)

#else

#define DBG(args...)    do { } while(0)

#endif

​

/*

 * Various SMU "partitions" calibration objects for which we

 * keep pointers here for use by bits & pieces of the driver

 */

static struct smu_sdbp_cpuvcp *cpuvcp;

static int  cpuvcp_version;

static struct smu_sdbp_cpudiode *cpudiode;

static struct smu_sdbp_slotspow *slotspow;

static u8 *debugswitches;

​

/*

 * SMU basic sensors objects

 */

​

static LIST_HEAD(smu_ads);

​

struct smu_ad_sensor {

    struct list_head    link;

    u32         reg;        /* index in SMU */

    struct wf_sensor    sens;

};

#define to_smu_ads(c) container_of(c, struct smu_ad_sensor, sens)

​

static void smu_ads_release(struct wf_sensor *sr)

{

    struct smu_ad_sensor *ads = to_smu_ads(sr);

​

    kfree(ads);