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Subject[PATCH 1/3] staging: vchiq_arm: add reference to vchiq device in vchiq_state
Date
Add a reference to the vchiq device in the vchiq_state structure. This
allows the device structure to be passed around, which will be useful in
order to get rid of the global g_dev structure.

Signed-off-by: Adrien Thierry <athierry@redhat.com>
---
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c | 2 +-
.../staging/vc04_services/interface/vchiq_arm/vchiq_core.c | 4 +++-
.../staging/vc04_services/interface/vchiq_arm/vchiq_core.h | 3 ++-
3 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
index 0596ac61e286..e6e0737c85fc 100644
--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
+++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c
@@ -519,7 +519,7 @@ int vchiq_platform_init(struct platform_device *pdev, struct vchiq_state *state)
*(char **)&g_fragments_base[i * g_fragments_size] = NULL;
sema_init(&g_free_fragments_sema, MAX_FRAGMENTS);

- err = vchiq_init_state(state, vchiq_slot_zero);
+ err = vchiq_init_state(state, vchiq_slot_zero, dev);
if (err)
return err;

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 8f99272dbd6f..0d5c39d7c6e2 100644
--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c
+++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c
@@ -2142,7 +2142,7 @@ vchiq_init_slots(void *mem_base, int mem_size)
}

int
-vchiq_init_state(struct vchiq_state *state, struct vchiq_slot_zero *slot_zero)
+vchiq_init_state(struct vchiq_state *state, struct vchiq_slot_zero *slot_zero, struct device *dev)
{
struct vchiq_shared_state *local;
struct vchiq_shared_state *remote;
@@ -2169,6 +2169,8 @@ vchiq_init_state(struct vchiq_state *state, struct vchiq_slot_zero *slot_zero)

memset(state, 0, sizeof(struct vchiq_state));

+ state->dev = dev;
+
/*
* initialize shared state pointers
*/
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 82b7bd7b54b2..352017ff5309 100644
--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.h
+++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.h
@@ -315,6 +315,7 @@ struct vchiq_slot_zero {
};

struct vchiq_state {
+ struct device *dev;
int id;
int initialised;
enum vchiq_connstate conn_state;
@@ -458,7 +459,7 @@ extern struct vchiq_slot_zero *
vchiq_init_slots(void *mem_base, int mem_size);

extern int
-vchiq_init_state(struct vchiq_state *state, struct vchiq_slot_zero *slot_zero);
+vchiq_init_state(struct vchiq_state *state, struct vchiq_slot_zero *slot_zero, struct device *dev);

extern enum vchiq_status
vchiq_connect_internal(struct vchiq_state *state, struct vchiq_instance *instance);
--
2.35.1
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