70  * @gas: pointer to the generic address structure for this register
77 	struct acpi_generic_address *gas;  member
157 	if (!reg->gas) {  in pcc_chan_reg_read()
163 		read_register(reg->vaddr, val, reg->gas->bit_width);  in pcc_chan_reg_read()
165 		ret = acpi_read(val, reg->gas);  in pcc_chan_reg_read()
174 	if (!reg->gas)  in pcc_chan_reg_write()
178 		write_register(reg->vaddr, val, reg->gas->bit_width);  in pcc_chan_reg_write()
180 		ret = acpi_write(val, reg->gas);  in pcc_chan_reg_write()
244 	if (val) { /* Ensure GAS exists and value is non-zero */  in pcc_mbox_irq()
412 pcc_chan_reg_init(struct pcc_chan_reg *reg, struct acpi_generic_address *gas,  in pcc_chan_reg_init()  argument
415 	if (gas->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) {  in pcc_chan_reg_init()
416 		if (!(gas->bit_width >= 8 && gas->bit_width <= 64 &&  in pcc_chan_reg_init()
417 		      is_power_of_2(gas->bit_width))) {  in pcc_chan_reg_init()
419 			       gas->bit_width);  in pcc_chan_reg_init()
423 		reg->vaddr = acpi_os_ioremap(gas->address, gas->bit_width / 8);  in pcc_chan_reg_init()
429 	reg->gas = gas;  in pcc_chan_reg_init()