52 	struct wf_sat	*sat;  member
73 	struct wf_sat *sat;  in smu_sat_get_sdb_partition()  local
81 	if (sat_id > 1 || (sat = sats[sat_id]) == NULL)  in smu_sat_get_sdb_partition()
84 	err = i2c_smbus_write_word_data(&sat->i2c, 8, id << 8);  in smu_sat_get_sdb_partition()
90 	err = i2c_smbus_read_word_data(&sat->i2c, 9);  in smu_sat_get_sdb_partition()
108 		err = i2c_smbus_read_i2c_block_data(&sat->i2c, 0xa, 4, data);  in smu_sat_get_sdb_partition()
137 static int wf_sat_read_cache(struct wf_sat *sat)  in wf_sat_read_cache()  argument
141 	err = i2c_smbus_read_i2c_block_data(&sat->i2c, 0x3f, 16, sat->cache);  in wf_sat_read_cache()
144 	sat->last_read = jiffies;  in wf_sat_read_cache()
150 			DBG(" %.2x", sat->cache[i]);  in wf_sat_read_cache()
160 	struct wf_sat *sat = sens->sat;  in wf_sat_get()  local
164 	if (sat->i2c.adapter == NULL)  in wf_sat_get()
167 	mutex_lock(&sat->mutex);  in wf_sat_get()
168 	if (time_after(jiffies, (sat->last_read + MAX_AGE))) {  in wf_sat_get()
169 		err = wf_sat_read_cache(sat);  in wf_sat_get()
175 	val = ((sat->cache[i] << 8) + sat->cache[i+1]) << sens->shift;  in wf_sat_get()
179 		val = (val * ((sat->cache[i] << 8) + sat->cache[i+1])) >> 4;  in wf_sat_get()
186 	mutex_unlock(&sat->mutex);  in wf_sat_get()
193 	struct wf_sat *sat = sens->sat;  in wf_sat_release()  local
195 	if (atomic_dec_and_test(&sat->refcnt)) {  in wf_sat_release()
196 		if (sat->i2c.adapter) {  in wf_sat_release()
197 			i2c_detach_client(&sat->i2c);  in wf_sat_release()
198 			sat->i2c.adapter = NULL;  in wf_sat_release()
200 		if (sat->nr >= 0)  in wf_sat_release()
201 			sats[sat->nr] = NULL;  in wf_sat_release()
202 		kfree(sat);  in wf_sat_release()
215 	struct wf_sat *sat;  in wf_sat_create()  local
231 	sat = kzalloc(sizeof(struct wf_sat), GFP_KERNEL);  in wf_sat_create()
232 	if (sat == NULL)  in wf_sat_create()
234 	sat->nr = -1;  in wf_sat_create()
235 	sat->node = of_node_get(dev);  in wf_sat_create()
236 	atomic_set(&sat->refcnt, 0);  in wf_sat_create()
237 	mutex_init(&sat->mutex);  in wf_sat_create()
238 	sat->i2c.addr = (addr >> 1) & 0x7f;  in wf_sat_create()
239 	sat->i2c.adapter = adapter;  in wf_sat_create()
240 	sat->i2c.driver = &wf_sat_driver;  in wf_sat_create()
241 	strncpy(sat->i2c.name, "smu-sat", I2C_NAME_SIZE-1);  in wf_sat_create()
243 	if (i2c_attach_client(&sat->i2c)) {  in wf_sat_create()
274 		if (sat->nr < 0)  in wf_sat_create()
275 			sat->nr = chip;  in wf_sat_create()
276 		else if (sat->nr != chip) {  in wf_sat_create()
306 		sens->sat = sat;  in wf_sat_create()
307 		atomic_inc(&sat->refcnt);  in wf_sat_create()
313 			atomic_dec(&sat->refcnt);  in wf_sat_create()
322 		cpu = 2 * sat->nr + core;  in wf_sat_create()
332 		sens->sat = sat;  in wf_sat_create()
333 		atomic_inc(&sat->refcnt);  in wf_sat_create()
339 			atomic_dec(&sat->refcnt);  in wf_sat_create()
344 	if (sat->nr >= 0)  in wf_sat_create()
345 		sats[sat->nr] = sat;  in wf_sat_create()
350 	kfree(sat);  in wf_sat_create()
371 	struct wf_sat *sat = i2c_to_sat(client);  in wf_sat_detach()  local
375 	sat->i2c.adapter = NULL;  in wf_sat_detach()