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| author | Marc Zyngier <Marc.Zyngier@arm.com> | 2015-09-28 17:49:15 +0300 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2015-10-01 03:18:38 +0300 |
| commit | c625f76a9910b9d51df5d6ca40a8da0684326996 (patch) | |
| tree | 21750fd3b7b039d83a53d7e1f7254d6ae8810467 /drivers/clocksource/clksrc-of.c | |
| parent | f26527b1428f379fbd7edf779854c3b41bc0b3e5 (diff) | |
| download | linux-c625f76a9910b9d51df5d6ca40a8da0684326996.tar.xz | |
clocksource / ACPI: Add probing infrastructure for ACPI-based clocksources
DT enjoys a rather nice probing infrastructure for clocksources,
while ACPI is so far stuck into a very distant past.
This patch introduces a declarative API, allowing clocksources
to be self-contained and be called when parsing the GTDT table.
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Hanjun Guo <hanjun.guo@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/clocksource/clksrc-of.c')
| -rw-r--r-- | drivers/clocksource/clksrc-of.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/clocksource/clksrc-of.c b/drivers/clocksource/clksrc-of.c index 0093a8e49e14..a2105bd620a0 100644 --- a/drivers/clocksource/clksrc-of.c +++ b/drivers/clocksource/clksrc-of.c @@ -14,6 +14,7 @@ * along with this program. If not, see <http://www.gnu.org/licenses/>. */ +#include <linux/acpi.h> #include <linux/init.h> #include <linux/of.h> #include <linux/clocksource.h> @@ -38,6 +39,9 @@ void __init clocksource_of_init(void) init_func(np); clocksources++; } + + clocksources += acpi_probe_device_table(clksrc); + if (!clocksources) pr_crit("%s: no matching clocksources found\n", __func__); } |