Lines Matching refs:sat
45 struct wf_sat *sat; member
54 struct wf_sat *sat; in smu_sat_get_sdb_partition() local
62 if (sat_id > 1 || (sat = sats[sat_id]) == NULL) in smu_sat_get_sdb_partition()
65 err = i2c_smbus_write_word_data(sat->i2c, 8, id << 8); in smu_sat_get_sdb_partition()
71 err = i2c_smbus_read_word_data(sat->i2c, 9); in smu_sat_get_sdb_partition()
89 err = i2c_smbus_read_i2c_block_data(sat->i2c, 0xa, 4, data); in smu_sat_get_sdb_partition()
115 static int wf_sat_read_cache(struct wf_sat *sat) in wf_sat_read_cache() argument
119 err = i2c_smbus_read_i2c_block_data(sat->i2c, 0x3f, 16, sat->cache); in wf_sat_read_cache()
122 sat->last_read = jiffies; in wf_sat_read_cache()
129 16, 1, sat->cache, 16, false); in wf_sat_read_cache()
138 struct wf_sat *sat = sens->sat; in wf_sat_sensor_get() local
142 if (sat->i2c == NULL) in wf_sat_sensor_get()
145 mutex_lock(&sat->mutex); in wf_sat_sensor_get()
146 if (time_after(jiffies, (sat->last_read + MAX_AGE))) { in wf_sat_sensor_get()
147 err = wf_sat_read_cache(sat); in wf_sat_sensor_get()
153 val = ((sat->cache[i] << 8) + sat->cache[i+1]) << sens->shift; in wf_sat_sensor_get()
157 val = (val * ((sat->cache[i] << 8) + sat->cache[i+1])) >> 4; in wf_sat_sensor_get()
164 mutex_unlock(&sat->mutex); in wf_sat_sensor_get()
170 struct wf_sat *sat = container_of(ref, struct wf_sat, ref); in wf_sat_release() local
172 if (sat->nr >= 0) in wf_sat_release()
173 sats[sat->nr] = NULL; in wf_sat_release()
174 kfree(sat); in wf_sat_release()
180 struct wf_sat *sat = sens->sat; in wf_sat_sensor_release() local
183 kref_put(&sat->ref, wf_sat_release); in wf_sat_sensor_release()
196 struct wf_sat *sat; in wf_sat_probe() local
206 sat = kzalloc(sizeof(struct wf_sat), GFP_KERNEL); in wf_sat_probe()
207 if (sat == NULL) in wf_sat_probe()
209 sat->nr = -1; in wf_sat_probe()
210 sat->node = of_node_get(dev); in wf_sat_probe()
211 kref_init(&sat->ref); in wf_sat_probe()
212 mutex_init(&sat->mutex); in wf_sat_probe()
213 sat->i2c = client; in wf_sat_probe()
214 INIT_LIST_HEAD(&sat->sensors); in wf_sat_probe()
215 i2c_set_clientdata(client, sat); in wf_sat_probe()
241 if (sat->nr < 0) in wf_sat_probe()
242 sat->nr = chip; in wf_sat_probe()
243 else if (sat->nr != chip) { in wf_sat_probe()
273 sens->sat = sat; in wf_sat_probe()
281 list_add(&sens->link, &sat->sensors); in wf_sat_probe()
282 kref_get(&sat->ref); in wf_sat_probe()
290 cpu = 2 * sat->nr + core; in wf_sat_probe()
300 sens->sat = sat; in wf_sat_probe()
308 list_add(&sens->link, &sat->sensors); in wf_sat_probe()
309 kref_get(&sat->ref); in wf_sat_probe()
313 if (sat->nr >= 0) in wf_sat_probe()
314 sats[sat->nr] = sat; in wf_sat_probe()
321 struct wf_sat *sat = i2c_get_clientdata(client); in wf_sat_remove() local
325 while(!list_empty(&sat->sensors)) { in wf_sat_remove()
326 sens = list_first_entry(&sat->sensors, in wf_sat_remove()
331 sat->i2c = NULL; in wf_sat_remove()
332 kref_put(&sat->ref, wf_sat_release); in wf_sat_remove()