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x86: Simplify acpi_device_infer_name()

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There is no-longer any need to check if sequence numbers are valid, since
this is ensured by driver model. Drop the unwanted logic.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass
2020-12-16 21:20:23 -07:00
parent df3dc20952
commit d1e85308fe
2 changed files with 4 additions and 29 deletions
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27
lib/acpi/acpi_device.c
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@@ -784,16 +784,6 @@ static const char *acpi_name_from_id(enum uclass_id id)
}
}
static int acpi_check_seq(const struct udevice *dev)
{
if (dev->req_seq == -1) {
log_warning("Device '%s' has no seq\n", dev->name);
return log_msg_ret("no seq", -ENXIO);
}
return dev->req_seq;
}
/* If you change this function, add test cases to dm_test_acpi_get_name() */
int acpi_device_infer_name(const struct udevice *dev, char *out_name)
{
@@ -826,29 +816,18 @@ int acpi_device_infer_name(const struct udevice *dev, char *out_name)
}
}
if (!name) {
int num;
switch (id) {
/* DSDT: acpi/lpss.asl */
case UCLASS_SERIAL:
num = acpi_check_seq(dev);
if (num < 0)
return num;
sprintf(out_name, "URT%d", num);
sprintf(out_name, "URT%d", dev_seq(dev));
name = out_name;
break;
case UCLASS_I2C:
num = acpi_check_seq(dev);
if (num < 0)
return num;
sprintf(out_name, "I2C%d", num);
sprintf(out_name, "I2C%d", dev_seq(dev));
name = out_name;
break;
case UCLASS_SPI:
num = acpi_check_seq(dev);
if (num < 0)
return num;
sprintf(out_name, "SPI%d", num);
sprintf(out_name, "SPI%d", dev_seq(dev));
name = out_name;
break;
default: