25 static int rsmu_read_device(struct rsmu_ddata *rsmu, u8 reg, u8 *buf, u16 bytes)  in rsmu_read_device()  argument
27 	struct spi_device *client = to_spi_device(rsmu->dev);  in rsmu_read_device()
66 static int rsmu_write_device(struct rsmu_ddata *rsmu, u8 reg, u8 *buf, u16 bytes)  in rsmu_write_device()  argument
68 	struct spi_device *client = to_spi_device(rsmu->dev);  in rsmu_write_device()
94 static int rsmu_write_page_register(struct rsmu_ddata *rsmu, u32 reg)  in rsmu_write_page_register()  argument
102 	switch (rsmu->type) {  in rsmu_write_page_register()
126 		dev_err(rsmu->dev, "Unsupported RSMU device type: %d\n", rsmu->type);  in rsmu_write_page_register()
131 	if (rsmu->page == page)  in rsmu_write_page_register()
134 	err = rsmu_write_device(rsmu, page_reg, buf, bytes);  in rsmu_write_page_register()
136 		dev_err(rsmu->dev, "Failed to set page offset 0x%x\n", page);  in rsmu_write_page_register()
139 		rsmu->page = page;  in rsmu_write_page_register()
146 	struct rsmu_ddata *rsmu = spi_get_drvdata((struct spi_device *)context);  in rsmu_reg_read()  local
150 	err = rsmu_write_page_register(rsmu, reg);  in rsmu_reg_read()
154 	err = rsmu_read_device(rsmu, addr, (u8 *)val, 1);  in rsmu_reg_read()
156 		dev_err(rsmu->dev, "Failed to read offset address 0x%x\n", addr);  in rsmu_reg_read()
163 	struct rsmu_ddata *rsmu = spi_get_drvdata((struct spi_device *)context);  in rsmu_reg_write()  local
168 	err = rsmu_write_page_register(rsmu, reg);  in rsmu_reg_write()
172 	err = rsmu_write_device(rsmu, addr, &data, 1);  in rsmu_reg_write()
174 		dev_err(rsmu->dev,  in rsmu_reg_write()
202 	struct rsmu_ddata *rsmu;  in rsmu_spi_probe()  local
205 	rsmu = devm_kzalloc(&client->dev, sizeof(*rsmu), GFP_KERNEL);  in rsmu_spi_probe()
206 	if (!rsmu)  in rsmu_spi_probe()
209 	spi_set_drvdata(client, rsmu);  in rsmu_spi_probe()
211 	rsmu->dev = &client->dev;  in rsmu_spi_probe()
212 	rsmu->type = (enum rsmu_type)id->driver_data;  in rsmu_spi_probe()
215 	switch (rsmu->type) {  in rsmu_spi_probe()
223 		dev_err(rsmu->dev, "Unsupported RSMU device type: %d\n", rsmu->type);  in rsmu_spi_probe()
227 	rsmu->regmap = devm_regmap_init(&client->dev, NULL, client, cfg);  in rsmu_spi_probe()
228 	if (IS_ERR(rsmu->regmap)) {  in rsmu_spi_probe()
229 		ret = PTR_ERR(rsmu->regmap);  in rsmu_spi_probe()
230 		dev_err(rsmu->dev, "Failed to allocate register map: %d\n", ret);  in rsmu_spi_probe()
234 	return rsmu_core_init(rsmu);  in rsmu_spi_probe()
239 	struct rsmu_ddata *rsmu = spi_get_drvdata(client);  in rsmu_spi_remove()  local
241 	rsmu_core_exit(rsmu);  in rsmu_spi_remove()