200 	struct mutex i2c_buffer_lock;  member
213 	struct mutex i2c_buffer_lock;  member
220 	if (mutex_lock_interruptible(&state->i2c_buffer_lock) < 0) {  in dib0090_read_reg()
244 	mutex_unlock(&state->i2c_buffer_lock);  in dib0090_read_reg()
252 	if (mutex_lock_interruptible(&state->i2c_buffer_lock) < 0) {  in dib0090_write_reg()
273 	mutex_unlock(&state->i2c_buffer_lock);  in dib0090_write_reg()
281 	if (mutex_lock_interruptible(&state->i2c_buffer_lock) < 0) {  in dib0090_fw_read_reg()
300 	mutex_unlock(&state->i2c_buffer_lock);  in dib0090_fw_read_reg()
308 	if (mutex_lock_interruptible(&state->i2c_buffer_lock) < 0) {  in dib0090_fw_write_reg()
327 	mutex_unlock(&state->i2c_buffer_lock);  in dib0090_fw_write_reg()
2623 	mutex_init(&st->i2c_buffer_lock);  in dib0090_register()
2655 	mutex_init(&st->i2c_buffer_lock);  in dib0090_fw_register()