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authorDavid Brazdil <dbrazdil@google.com>2020-12-02 21:41:02 +0300
committerMarc Zyngier <maz@kernel.org>2020-12-04 11:44:24 +0300
commit6df3e14436f6ee254b1a4952d90ee8988be59c89 (patch)
tree22418ff59235f3fd8499263c37059926e2171e37 /drivers/firmware/psci/psci.c
parent82ac62d1658b42392282550078a189ccd3f50214 (diff)
downloadlinux-6df3e14436f6ee254b1a4952d90ee8988be59c89.tar.xz
psci: Add accessor for psci_0_1_function_ids
Make it possible to retrieve a copy of the psci_0_1_function_ids struct. This is useful for KVM if it is configured to intercept host's PSCI SMCs. Signed-off-by: David Brazdil <dbrazdil@google.com> Signed-off-by: Marc Zyngier <maz@kernel.org> Acked-by: Mark Rutland <mark.rutland@arm.com> Link: https://lore.kernel.org/r/20201202184122.26046-7-dbrazdil@google.com
Diffstat (limited to 'drivers/firmware/psci/psci.c')
-rw-r--r--drivers/firmware/psci/psci.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/drivers/firmware/psci/psci.c b/drivers/firmware/psci/psci.c
index 593fdd0e09a2..f5fc429cae3f 100644
--- a/drivers/firmware/psci/psci.c
+++ b/drivers/firmware/psci/psci.c
@@ -58,15 +58,13 @@ typedef unsigned long (psci_fn)(unsigned long, unsigned long,
unsigned long, unsigned long);
static psci_fn *invoke_psci_fn;
-struct psci_0_1_function_ids {
- u32 cpu_suspend;
- u32 cpu_on;
- u32 cpu_off;
- u32 migrate;
-};
-
static struct psci_0_1_function_ids psci_0_1_function_ids;
+struct psci_0_1_function_ids get_psci_0_1_function_ids(void)
+{
+ return psci_0_1_function_ids;
+}
+
#define PSCI_0_2_POWER_STATE_MASK \
(PSCI_0_2_POWER_STATE_ID_MASK | \
PSCI_0_2_POWER_STATE_TYPE_MASK | \