Commit f5c418bf authored by Andrey Filippov's avatar Andrey Filippov
Browse files

debugging

parent 24abbd9b

drivers/misc/ltc3589.c

+39 −17
Original line number Original line Diff line number Diff line
@@ -35,7 +35,8 @@ 




#define CACHE_INIT                      1

#define CACHE_INIT                      1

#define CACHE_VOLAT                     2

#define CACHE_VOLAT                     2

#define LAST_REG                      255



#define LAST_REG                     0x33









#define AWE_SCR1                   0x07ff

#define AWE_SCR1                   0x07ff
@@ -140,9 +141,6 @@ 
#define AWE_PGSTAT_LDO3            0x1340

#define AWE_PGSTAT_LDO3            0x1340

#define AWE_PGSTAT_LDO4            0x1380

#define AWE_PGSTAT_LDO4            0x1380







#define LAST_REG                   255



struct ltc3589_cache_t {

struct ltc3589_cache_t {

	u8 flags;

	u8 flags;

	u8 data;

	u8 data;
@@ -638,9 +636,9 @@ static ssize_t mode_show (struct device *dev, struct device_attribute *attr, cha 
	char * cp=buf;

	char * cp=buf;

	struct i2c_client *client = to_i2c_client(dev);

	struct i2c_client *client = to_i2c_client(dev);

	if (((rc=read_field(client,AWE_SCR1)))<0) return rc;

	if (((rc=read_field(client,AWE_SCR1)))<0) return rc;

	for (m=0;m<ARRAY_SIZE(modes);m++) if (strcmp(attr->attr.name,modes[m])) break;

	for (m=0;m<ARRAY_SIZE(modes);m++) if (strcmp(attr->attr.name,modes[m])==0) break;

	if (m>=ARRAY_SIZE(modes)) return -EINVAL;

	if (m>=ARRAY_SIZE(modes)) return -EINVAL;

	for (i=0;i<4;i+=2) if (((rc>>i) & 3) == m) {

	for (i=0;i<4;i++) if (((rc>>(2*i)) & 3) == m) {

		if (buf!=cp) buf+=sprintf(buf," ");

		if (buf!=cp) buf+=sprintf(buf," ");

		buf+=sprintf(buf,"%s",chn_names[i]);

		buf+=sprintf(buf,"%s",chn_names[i]);

	}

	}
@@ -654,7 +652,7 @@ static ssize_t mode_store(struct device *dev, struct device_attribute *attr, con 
	int rc,mask,m,data;

	int rc,mask,m,data;

	u32 awe;

	u32 awe;

	struct i2c_client *client = to_i2c_client(dev);

	struct i2c_client *client = to_i2c_client(dev);

	for (m=0;m<ARRAY_SIZE(modes);m++) if (strcmp(attr->attr.name,modes[m])) break;

	for (m=0;m<ARRAY_SIZE(modes);m++) if (strcmp(attr->attr.name,modes[m])==0) break;

	if (m>=ARRAY_SIZE(modes)) return -EINVAL;

	if (m>=ARRAY_SIZE(modes)) return -EINVAL;

	mask=read_channel_mask(buf);

	mask=read_channel_mask(buf);

	mask=((mask & 1)? 3:0) | ((mask & 2)? 0xc:0) | ((mask & 4)? 0x30:0) | ((mask & 8)? 0x40:0);

	mask=((mask & 1)? 3:0) | ((mask & 2)? 0xc:0) | ((mask & 4)? 0x30:0) | ((mask & 8)? 0x40:0);
@@ -670,7 +668,7 @@ static ssize_t reference_select_show (struct device *dev, struct device_attribut 
	char * cp=buf;

	char * cp=buf;

	struct i2c_client *client = to_i2c_client(dev);

	struct i2c_client *client = to_i2c_client(dev);

	if (((rc=read_field(client,AWE_VCCR)))<0) return rc;

	if (((rc=read_field(client,AWE_VCCR)))<0) return rc;

	for (m=0;m<ARRAY_SIZE(reference_sel);m++) if (strcmp(attr->attr.name,reference_sel[m])) break;

	for (m=0;m<ARRAY_SIZE(reference_sel);m++) if (strcmp(attr->attr.name,reference_sel[m])==0) break;

	if (m>=ARRAY_SIZE(reference_sel)) return -EINVAL;

	if (m>=ARRAY_SIZE(reference_sel)) return -EINVAL;

	for (i=0;i<4;i++) if (((rc>>(2*i+1)) & 1)==m){

	for (i=0;i<4;i++) if (((rc>>(2*i+1)) & 1)==m){

		chn=i;

		chn=i;
@@ -692,7 +690,7 @@ static ssize_t reference_select_store(struct device *dev, struct device_attribut 
	int rc,mask,m,data;

	int rc,mask,m,data;

	u32 awe;

	u32 awe;

	struct i2c_client *client = to_i2c_client(dev);

	struct i2c_client *client = to_i2c_client(dev);

	for (m=0;m<ARRAY_SIZE(reference_sel);m++) if (strcmp(attr->attr.name,reference_sel[m])) break;

	for (m=0;m<ARRAY_SIZE(reference_sel);m++) if (strcmp(attr->attr.name,reference_sel[m])==0) break;

	if (m>=ARRAY_SIZE(reference_sel)) return -EINVAL;

	if (m>=ARRAY_SIZE(reference_sel)) return -EINVAL;

	mask=read_channel_mask(buf);

	mask=read_channel_mask(buf);

	mask=((mask & 1)? 2:0) | ((mask & 2)? 0x8:0) | ((mask & 4)? 0x20:0) | ((mask & 0x20)? 0x80:0);

	mask=((mask & 1)? 2:0) | ((mask & 2)? 0x8:0) | ((mask & 4)? 0x20:0) | ((mask & 0x20)? 0x80:0);
@@ -741,11 +739,23 @@ static ssize_t field_store(struct device *dev, struct device_attribute *attr, co 
{

{

	int rc,i;

	int rc,i;

	int data;

	int data;

	u32 awe;

	struct i2c_client *client = to_i2c_client(dev);

	struct i2c_client *client = to_i2c_client(dev);

	for (i=0;i<ARRAY_SIZE(named_fields);i++) if (strcmp(attr->attr.name,named_fields[i].name)) break;

	for (i=0;i<ARRAY_SIZE(named_fields);i++) if (strcmp(attr->attr.name,named_fields[i].name==0)) {

	if (i>=ARRAY_SIZE(named_fields)) return -EINVAL;

		awe=named_fields[i].awe;

		dev_dbg(dev,"i=%d, field name=%s awe=0x%04x\n", i, named_fields[i].name, (int) awe);

		break;

	}

	if (i>=ARRAY_SIZE(named_fields)) {

		for (i=0;i<ARRAY_SIZE(status_fields);i++) if (strcmp(attr->attr.name,status_fields[i].name)==0) {

			awe=status_fields[i].awe;

			dev_dbg(dev,"i=%d, status field name=%s awe=0x%04x\n", i, status_fields[i].name, (int) awe);

			break;

		}

		if (i>=ARRAY_SIZE(status_fields)) return -EINVAL;

	}

    sscanf(buf, "%du", &data);

    sscanf(buf, "%du", &data);

	if (((rc=write_field (client, data, named_fields[i].awe)))<0) return rc;

	if (((rc=write_field (client, data, awe)))<0) return rc;

    return count;

    return count;

}

}
@@ -753,10 +763,22 @@ static ssize_t get_field_value (struct device *dev, const char* name, char *buf, 
{

{

	int rc,i;

	int rc,i;

	char * cp=buf;

	char * cp=buf;

	u32 awe;

	struct i2c_client *client = to_i2c_client(dev);

	struct i2c_client *client = to_i2c_client(dev);

	for (i=0;i<ARRAY_SIZE(named_fields);i++) if (strcmp(name,named_fields[i].name)) break;

	for (i=0;i<ARRAY_SIZE(named_fields);i++) if (strcmp(name,named_fields[i].name)==0){

	if (i>=ARRAY_SIZE(named_fields)) return -EINVAL;

		awe=named_fields[i].awe;

	if (((rc=read_field(client,named_fields[i].awe)))<0) return rc;

		dev_dbg(dev,"i=%d, field name=%s awe=0x%04x\n", i, named_fields[i].name, (int) awe);

		break;

	}

	if (i>=ARRAY_SIZE(named_fields)) {

		for (i=0;i<ARRAY_SIZE(status_fields);i++) if (strcmp(name,status_fields[i].name)==0){

			awe=status_fields[i].awe;

			dev_dbg(dev,"i=%d, status field name=%s awe=0x%04x\n", i, status_fields[i].name, (int) awe);

			break;

		}

		if (i>=ARRAY_SIZE(status_fields)) return -EINVAL;

	}

	if (((rc=read_field(client,awe)))<0) return rc;

	buf+=sprintf(buf,"%d",rc);

	buf+=sprintf(buf,"%d",rc);

	if (newline) buf+=sprintf(buf,"\n");

	if (newline) buf+=sprintf(buf,"\n");

	return buf-cp;

	return buf-cp;
@@ -971,9 +993,9 @@ static void ltc3589_init_of(struct i2c_client *client) 
    int init_type=0; /* 0 - none, 1 - always, 2 - if not running (TODO) */

    int init_type=0; /* 0 - none, 1 - always, 2 - if not running (TODO) */

	struct device_node *node = client->dev.of_node;

	struct device_node *node = client->dev.of_node;

	int len,i,n;

	int len,i,n;

	u16 page_reg;



	char buf[40];

	char buf[40];

	u64 freq[3];



	

	

	struct ltc3589_setup_data  {

	struct ltc3589_setup_data  {

		u8		page;

		u8		page;