| From | Niklas Schnelle <> | Subject | [RFC v2 09/39] firmware: dmi-sysfs: handle HAS_IOPORT=n | Date | Fri, 29 Apr 2022 15:50:15 +0200 |
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In a future patch HAS_IOPORT=n will result in inb()/outb() and friends not being declared. We thus need to guard sections of code calling them as alternative access methods.
Co-developed-by: Arnd Bergmann <arnd@kernel.org> Signed-off-by: Niklas Schnelle <schnelle@linux.ibm.com> --- drivers/firmware/dmi-sysfs.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/firmware/dmi-sysfs.c b/drivers/firmware/dmi-sysfs.c index 3a353776bd34..384988a10d09 100644 --- a/drivers/firmware/dmi-sysfs.c +++ b/drivers/firmware/dmi-sysfs.c @@ -310,6 +310,7 @@ static struct kobj_type dmi_system_event_log_ktype = { .default_groups = dmi_sysfs_sel_groups, }; +#ifdef CONFIG_HAS_IOPORT typedef u8 (*sel_io_reader)(const struct dmi_system_event_log *sel, loff_t offset); @@ -374,6 +375,7 @@ static ssize_t dmi_sel_raw_read_io(struct dmi_sysfs_entry *entry, return wrote; } +#endif static ssize_t dmi_sel_raw_read_phys32(struct dmi_sysfs_entry *entry, const struct dmi_system_event_log *sel, @@ -409,11 +411,13 @@ static ssize_t dmi_sel_raw_read_helper(struct dmi_sysfs_entry *entry, memcpy(&sel, dh, sizeof(sel)); switch (sel.access_method) { +#ifdef CONFIG_HAS_IOPORT case DMI_SEL_ACCESS_METHOD_IO8: case DMI_SEL_ACCESS_METHOD_IO2x8: case DMI_SEL_ACCESS_METHOD_IO16: return dmi_sel_raw_read_io(entry, &sel, state->buf, state->pos, state->count); +#endif case DMI_SEL_ACCESS_METHOD_PHYS32: return dmi_sel_raw_read_phys32(entry, &sel, state->buf, state->pos, state->count); -- 2.32.0
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