[PATCH 03/11] staging: vchiq_core: Drop non-functional struct members
Laurent Pinchart
laurent.pinchart at ideasonboard.com
Wed Jun 5 00:00:25 PDT 2024
Hi Stefan,
Thank you for the patch.
On Tue, Jun 04, 2024 at 07:28:56PM +0200, Stefan Wahren wrote:
> There are some struct members, which don't have a real
> function. So it's safe to drop them.
>
> Signed-off-by: Stefan Wahren <wahrenst at gmx.net>
Both fields are unused in the RPi kernel as well, so this looks fine to
me.
The last user of bulk_transfer_mutex was removed in commit
14f4d72fb799a9b3170a45ab80d4a3ddad541960 which you could reference if
desired. slot_remove_event has never been used.
Reviewed-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
> ---
> .../staging/vc04_services/interface/vchiq_arm/vchiq_core.c | 2 --
> .../staging/vc04_services/interface/vchiq_arm/vchiq_core.h | 4 ----
> 2 files changed, 6 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 df3af821f218..51cfc366519b 100644
> --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c
> +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c
> @@ -2163,14 +2163,12 @@ vchiq_init_state(struct vchiq_state *state, struct vchiq_slot_zero *slot_zero, s
> mutex_init(&state->slot_mutex);
> mutex_init(&state->recycle_mutex);
> mutex_init(&state->sync_mutex);
> - mutex_init(&state->bulk_transfer_mutex);
>
> spin_lock_init(&state->msg_queue_spinlock);
> spin_lock_init(&state->bulk_waiter_spinlock);
> spin_lock_init(&state->quota_spinlock);
>
> init_completion(&state->slot_available_event);
> - init_completion(&state->slot_remove_event);
> init_completion(&state->data_quota_event);
>
> state->slot_queue_available = 0;
> 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 8af209e34fb2..be20abcfad75 100644
> --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.h
> +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.h
> @@ -347,8 +347,6 @@ struct vchiq_state {
>
> struct mutex sync_mutex;
>
> - struct mutex bulk_transfer_mutex;
> -
> spinlock_t msg_queue_spinlock;
>
> spinlock_t bulk_waiter_spinlock;
> @@ -393,8 +391,6 @@ struct vchiq_state {
> /* Signalled when a free slot becomes available. */
> struct completion slot_available_event;
>
> - struct completion slot_remove_event;
> -
> /* Signalled when a free data slot becomes available. */
> struct completion data_quota_event;
>
--
Regards,
Laurent Pinchart
More information about the linux-arm-kernel
mailing list