diff options
author | Adrien Thierry <athierry@redhat.com> | 2022-05-18 15:11:19 -0400 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-06-06 08:03:46 +0200 |
commit | ed57d93e7752c6347d7d5336509ee72d5d6368a4 (patch) | |
tree | fa96088d3bbda77783e481eca85d31c19301b7fd | |
parent | 6d02150cdf7618139f60c926b52fca4e8efefb52 (diff) | |
download | linux-ed57d93e7752c6347d7d5336509ee72d5d6368a4.tar.bz2 |
staging: vchiq_arm: use state from vchiq instance
In 'handle_to_service', access the vchiq state from the vchiq instance
instead of the global 'vchiq_states' array. This will allow getting rid
of the global 'vchiq_states' array.
Tested-by: Stefan Wahren <stefan.wahren@i2se.com>
Signed-off-by: Adrien Thierry <athierry@redhat.com>
Link: https://lore.kernel.org/r/20220518191126.60396-9-athierry@redhat.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r-- | drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c | 7 | ||||
-rw-r--r-- | drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.h | 12 |
2 files changed, 8 insertions, 11 deletions
diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c index be2ee84686b7..cd23d18f8b3c 100644 --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c @@ -13,6 +13,7 @@ #include <linux/rcupdate.h> #include <linux/sched/signal.h> +#include "vchiq_arm.h" #include "vchiq_core.h" #define VCHIQ_SLOT_HANDLER_STACK 8192 @@ -234,6 +235,12 @@ set_service_state(struct vchiq_service *service, int newstate) service->srvstate = newstate; } +struct vchiq_service *handle_to_service(struct vchiq_instance *instance, unsigned int handle) +{ + int idx = handle & (VCHIQ_MAX_SERVICES - 1); + + return rcu_dereference(instance->state->services[idx]); +} struct vchiq_service * find_service_by_handle(struct vchiq_instance *instance, unsigned int handle) { diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.h b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.h index 3eb70d688c4e..bdd4611005e0 100644 --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.h +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.h @@ -508,17 +508,7 @@ extern void request_poll(struct vchiq_state *state, struct vchiq_service *service, int poll_type); -static inline struct vchiq_service * -handle_to_service(struct vchiq_instance *instance, unsigned int handle) -{ - int idx = handle & (VCHIQ_MAX_SERVICES - 1); - struct vchiq_state *state = vchiq_states[(handle / VCHIQ_MAX_SERVICES) & - (VCHIQ_MAX_STATES - 1)]; - - if (!state) - return NULL; - return rcu_dereference(state->services[idx]); -} +struct vchiq_service *handle_to_service(struct vchiq_instance *instance, unsigned int handle); extern struct vchiq_service * find_service_by_handle(struct vchiq_instance *instance, unsigned int handle); |