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Subject[PATCH] macintosh/via-pmu: Fix build failure when CONFIG_INPUT is disabled
Date
drivers/macintosh/via-pmu-event.o: In function `via_pmu_event':
via-pmu-event.c:(.text+0x44): undefined reference to `input_event'
via-pmu-event.c:(.text+0x68): undefined reference to `input_event'
via-pmu-event.c:(.text+0x94): undefined reference to `input_event'
via-pmu-event.c:(.text+0xb8): undefined reference to `input_event'
drivers/macintosh/via-pmu-event.o: In function `via_pmu_event_init':
via-pmu-event.c:(.init.text+0x20): undefined reference to `input_allocate_device'
via-pmu-event.c:(.init.text+0xc4): undefined reference to `input_register_device'
via-pmu-event.c:(.init.text+0xd4): undefined reference to `input_free_device'
make[1]: *** [Makefile:1155: vmlinux] Error 1
make: *** [Makefile:350: __build_one_by_one] Error 2

Don't call into the input subsystem unless CONFIG_INPUT is built-in.

Reported-by: kernel test robot <lkp@intel.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Finn Thain <fthain@linux-m68k.org>
---
This is equivalent to the patch I sent a couple of days ago. This one
is slightly longer and adds a new symbol so that Kconfig logic can been
used instead of Makefile logic in case reviewers prefer that.
---
drivers/macintosh/Kconfig | 5 +++++
drivers/macintosh/Makefile | 3 ++-
drivers/macintosh/via-pmu.c | 2 ++
3 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/drivers/macintosh/Kconfig b/drivers/macintosh/Kconfig
index 5cdc361da37c..b9102f051bbb 100644
--- a/drivers/macintosh/Kconfig
+++ b/drivers/macintosh/Kconfig
@@ -67,6 +67,11 @@ config ADB_PMU
this device; you should do so if your machine is one of those
mentioned above.

+config ADB_PMU_EVENT
+ bool
+ depends on ADB_PMU && INPUT=y
+ default y
+
config ADB_PMU_LED
bool "Support for the Power/iBook front LED"
depends on PPC_PMAC && ADB_PMU
diff --git a/drivers/macintosh/Makefile b/drivers/macintosh/Makefile
index 49819b1b6f20..712edcb3e0b0 100644
--- a/drivers/macintosh/Makefile
+++ b/drivers/macintosh/Makefile
@@ -12,7 +12,8 @@ obj-$(CONFIG_MAC_EMUMOUSEBTN) += mac_hid.o
obj-$(CONFIG_INPUT_ADBHID) += adbhid.o
obj-$(CONFIG_ANSLCD) += ans-lcd.o

-obj-$(CONFIG_ADB_PMU) += via-pmu.o via-pmu-event.o
+obj-$(CONFIG_ADB_PMU) += via-pmu.o
+obj-$(CONFIG_ADB_PMU_EVENT) += via-pmu-event.o
obj-$(CONFIG_ADB_PMU_LED) += via-pmu-led.o
obj-$(CONFIG_PMAC_BACKLIGHT) += via-pmu-backlight.o
obj-$(CONFIG_ADB_CUDA) += via-cuda.o
diff --git a/drivers/macintosh/via-pmu.c b/drivers/macintosh/via-pmu.c
index b1859e5340b3..022e2fd4397b 100644
--- a/drivers/macintosh/via-pmu.c
+++ b/drivers/macintosh/via-pmu.c
@@ -1468,12 +1468,14 @@ pmu_handle_data(unsigned char *data, int len)
if (pmu_battery_count)
query_battery_state();
pmu_pass_intr(data, len);
+#ifdef CONFIG_ADB_PMU_EVENT
/* len == 6 is probably a bad check. But how do I
* know what PMU versions send what events here? */
if (len == 6) {
via_pmu_event(PMU_EVT_POWER, !!(data[1]&8));
via_pmu_event(PMU_EVT_LID, data[1]&1);
}
+#endif
break;

default:
--
2.32.0
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