static acpi_status hci_write1(u32 reg, u32 in1, u32 * result)
{
u32 in[HCI_WORDS] = { HCI_SET, reg, in1, 0, 0, 0 };
u32 out[HCI_WORDS];
acpi_status status = hci_raw(in, out);
*result = (status == AE_OK) ? out[0] : HCI_FAILURE;
return status;
}
static void toshiba_illumination_set(struct led_classdev *cdev,
enum led_brightness brightness)
{
struct toshiba_acpi_dev *dev = container_of(cdev,
struct toshiba_acpi_dev, led_dev);
u32 in[HCI_WORDS] = { 0, 0, 0, 0, 0, 0 };
u32 out[HCI_WORDS];
acpi_status status;
/* */
in[0] = 0xf100;
status = hci_raw(dev, in, out);
if (ACPI_FAILURE(status)) {
pr_info("Illumination device not available\n");
return;
}
if (brightness) {
/* */
in[0] = 0xf400;
in[1] = 0x14e;
in[2] = 1;
status = hci_raw(dev, in, out);
if (ACPI_FAILURE(status)) {
pr_info("ACPI call for illumination failed\n");
return;
}
} else {
/* */
in[0] = 0xf400;
in[1] = 0x14e;
in[2] = 0;
status = hci_raw(dev, in, out);
if (ACPI_FAILURE(status)) {
pr_info("ACPI call for illumination failed.\n");
return;
}
}
/* */
in[0] = 0xf200;
in[1] = 0;
in[2] = 0;
hci_raw(dev, in, out);
}
static acpi_status hci_read1(u32 reg, u32 * out1, u32 * result)
{
u32 in[HCI_WORDS] = { HCI_GET, reg, 0, 0, 0, 0 };
u32 out[HCI_WORDS];
acpi_status status = hci_raw(in, out);
*out1 = out[2];
*result = (status == AE_OK) ? out[0] : HCI_FAILURE;
return status;
}
static acpi_status hci_write2(struct toshiba_acpi_dev *dev, u32 reg,
u32 in1, u32 in2, u32 *result)
{
u32 in[HCI_WORDS] = { HCI_SET, reg, in1, in2, 0, 0 };
u32 out[HCI_WORDS];
acpi_status status = hci_raw(dev, in, out);
*result = (status == AE_OK) ? out[0] : HCI_FAILURE;
return status;
}
static void toshiba_illumination_set(struct led_classdev *cdev,
enum led_brightness brightness)
{
u32 in[HCI_WORDS] = { 0, 0, 0, 0, 0, 0 };
u32 out[HCI_WORDS];
acpi_status status;
/* First request : initialize communication. */
in[0] = 0xf100;
status = hci_raw(in, out);
if (ACPI_FAILURE(status)) {
pr_info("Illumination device not available\n");
return;
}
if (brightness) {
/* Switch the illumination on */
in[0] = 0xf400;
in[1] = 0x14e;
in[2] = 1;
status = hci_raw(in, out);
if (ACPI_FAILURE(status)) {
pr_info("ACPI call for illumination failed\n");
return;
}
} else {
/* Switch the illumination off */
in[0] = 0xf400;
in[1] = 0x14e;
in[2] = 0;
status = hci_raw(in, out);
if (ACPI_FAILURE(status)) {
pr_info("ACPI call for illumination failed.\n");
return;
}
}
/* Last request : close communication. */
in[0] = 0xf200;
in[1] = 0;
in[2] = 0;
hci_raw(in, out);
}
static acpi_status hci_read2(struct toshiba_acpi_dev *dev, u32 reg,
u32 *out1, u32 *out2, u32 *result)
{
u32 in[HCI_WORDS] = { HCI_GET, reg, *out1, *out2, 0, 0 };
u32 out[HCI_WORDS];
acpi_status status = hci_raw(dev, in, out);
*out1 = out[2];
*out2 = out[3];
*result = (status == AE_OK) ? out[0] : HCI_FAILURE;
return status;
}
static enum led_brightness toshiba_illumination_get(struct led_classdev *cdev)
{
struct toshiba_acpi_dev *dev = container_of(cdev,
struct toshiba_acpi_dev, led_dev);
u32 in[HCI_WORDS] = { 0, 0, 0, 0, 0, 0 };
u32 out[HCI_WORDS];
acpi_status status;
enum led_brightness result;
/* */
in[0] = 0xf100;
status = hci_raw(dev, in, out);
if (ACPI_FAILURE(status)) {
pr_info("Illumination device not available\n");
return LED_OFF;
}
/* */
in[0] = 0xf300;
in[1] = 0x14e;
status = hci_raw(dev, in, out);
if (ACPI_FAILURE(status)) {
pr_info("ACPI call for illumination failed.\n");
return LED_OFF;
}
result = out[2] ? LED_FULL : LED_OFF;
/* */
in[0] = 0xf200;
in[1] = 0;
in[2] = 0;
hci_raw(dev, in, out);
return result;
}
