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Date: Wed, 27 May 2020 13:53:38 +0200
From: Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
To: bcm-kernel-feedback-list@...adcom.com,
linux-rpi-kernel@...ts.infradead.org,
linux-arm-kernel@...ts.infradead.org,
Florian Fainelli <f.fainelli@...il.com>,
Ray Jui <rjui@...adcom.com>,
Scott Branden <sbranden@...adcom.com>,
Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
Cc: kernel-list@...pberrypi.com, laurent.pinchart@...asonboard.com,
gregkh@...uxfoundation.org, devel@...verdev.osuosl.org,
linux-kernel@...r.kernel.org
Subject: [RFC 33/50] staging: vchi: Use struct vchiq_service_params
For initialization, vchi has its own params structure, which is then
translated to vchiq's params structure. They are essentially the same,
so lets directly use vchiq's.
Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
---
.../bcm2835-audio/bcm2835-vchiq.c | 9 +++++----
.../vc04_services/interface/vchi/vchi.h | 19 +------------------
.../interface/vchiq_arm/vchiq_shim.c | 12 ++----------
.../vc04_services/vc-sm-cma/vc_sm_cma_vchi.c | 11 ++++++-----
.../vc04_services/vchiq-mmal/mmal-vchiq.c | 11 ++++++-----
5 files changed, 20 insertions(+), 42 deletions(-)
diff --git a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-vchiq.c b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-vchiq.c
index 71750ef891dd..c1537a41a2fe 100644
--- a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-vchiq.c
+++ b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-vchiq.c
@@ -122,11 +122,12 @@ static int
vc_vchi_audio_init(struct vchiq_instance *vchiq_instance,
struct bcm2835_audio_instance *instance)
{
- struct service_creation params = {
- .version = VCHI_VERSION_EX(VC_AUDIOSERV_VER, VC_AUDIOSERV_MIN_VER),
- .service_id = VC_AUDIO_SERVER_NAME,
+ struct vchiq_service_params params = {
+ .version = VC_AUDIOSERV_VER,
+ .version_min = VC_AUDIOSERV_MIN_VER,
+ .fourcc = VC_AUDIO_SERVER_NAME,
.callback = audio_vchi_callback,
- .callback_param = instance,
+ .userdata = instance,
};
int status;
diff --git a/drivers/staging/vc04_services/interface/vchi/vchi.h b/drivers/staging/vc04_services/interface/vchi/vchi.h
index cb66ea1ffad2..4afa6e9f57c4 100644
--- a/drivers/staging/vc04_services/interface/vchi/vchi.h
+++ b/drivers/staging/vc04_services/interface/vchi/vchi.h
@@ -8,12 +8,6 @@
* Global defs
*****************************************************************************/
-struct vchi_version {
- uint32_t version;
- uint32_t version_min;
-};
-#define VCHI_VERSION_EX(v_, m_) { v_, m_ }
-
// Macros to manipulate 'FOURCC' values
#define MAKE_FOURCC(x) ((int32_t)((x[0] << 24) | (x[1] << 16) | (x[2] << 8) | x[3]))
@@ -31,17 +25,6 @@ struct vchi_service {
unsigned int handle;
};
-// structure used to provide the information needed to open a server or a client
-struct service_creation {
- struct vchi_version version;
- int32_t service_id;
- enum vchiq_status (*callback)(enum vchiq_reason reason,
- struct vchiq_header *header,
- unsigned int handle,
- void *bulk_userdata);
- void *callback_param;
-};
-
// Opaque handle for a VCHIQ instance
struct vchiq_instance;
@@ -64,7 +47,7 @@ extern int32_t vchi_disconnect(struct vchiq_instance *instance);
*****************************************************************************/
// Routine to open a named service
extern int32_t vchi_service_open(struct vchiq_instance *instance,
- struct service_creation *setup,
+ struct vchiq_service_params *setup,
struct vchi_service **service);
extern int32_t vchi_get_peer_version(struct vchi_service *service,
diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_shim.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_shim.c
index e6773cd51b44..e76399e083f6 100644
--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_shim.c
+++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_shim.c
@@ -265,23 +265,15 @@ static void service_free(struct vchi_service *service)
}
int32_t vchi_service_open(struct vchiq_instance *instance,
- struct service_creation *setup,
+ struct vchiq_service_params *params,
struct vchi_service **service)
{
*service = service_alloc();
if (service) {
- struct vchiq_service_params params;
enum vchiq_status status;
- memset(¶ms, 0, sizeof(params));
- params.fourcc = setup->service_id;
- params.callback = setup->callback;
- params.userdata = setup->callback_param;
- params.version = setup->version.version;
- params.version_min = setup->version.version_min;
-
- status = vchiq_open_service(instance, ¶ms,
+ status = vchiq_open_service(instance, params,
&((*service)->handle));
if (status != VCHIQ_SUCCESS) {
service_free(*service);
diff --git a/drivers/staging/vc04_services/vc-sm-cma/vc_sm_cma_vchi.c b/drivers/staging/vc04_services/vc-sm-cma/vc_sm_cma_vchi.c
index 5088f72f57c9..a37607d07335 100644
--- a/drivers/staging/vc04_services/vc-sm-cma/vc_sm_cma_vchi.c
+++ b/drivers/staging/vc04_services/vc-sm-cma/vc_sm_cma_vchi.c
@@ -290,11 +290,12 @@ static enum vchiq_status vc_sm_cma_vchi_callback(enum vchiq_reason reason,
struct sm_instance *vc_sm_cma_vchi_init(struct vchiq_instance *vchiq_instance,
vpu_event_cb vpu_event)
{
- struct service_creation params = {
- .version = VCHI_VERSION_EX(VC_SM_VER, VC_SM_MIN_VER),
- .service_id = VC_SM_SERVER_NAME,
+ struct vchiq_service_params params = {
+ .version = VC_SM_VER,
+ .version_min = VC_SM_MIN_VER,
+ .fourcc = VC_SM_SERVER_NAME,
.callback = vc_sm_cma_vchi_callback,
- .callback_param = NULL,
+ .userdata = NULL,
};
struct sm_instance *instance;
int status;
@@ -318,7 +319,7 @@ struct sm_instance *vc_sm_cma_vchi_init(struct vchiq_instance *vchiq_instance,
init_completion(&instance->free_blk[i].cmplt);
list_add(&instance->free_blk[i].head, &instance->free_list);
}
- params.callback_param = instance;
+ params.userdata = instance;
/* Open the VCHI service connections */
status = vchi_service_open(vchiq_instance, ¶ms, &instance->service);
diff --git a/drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c b/drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c
index 3207d0612515..a3ad8aa8b8cc 100644
--- a/drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c
+++ b/drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c
@@ -2094,11 +2094,12 @@ int vchiq_mmal_init(struct vchiq_mmal_instance **out_instance)
int status;
struct vchiq_mmal_instance *instance;
static struct vchiq_instance *vchiq_instance;
- struct service_creation params = {
- .version = VCHI_VERSION_EX(VC_MMAL_VER, VC_MMAL_MIN_VER),
- .service_id = VC_MMAL_SERVER_NAME,
+ struct vchiq_service_params params = {
+ .version = VC_MMAL_VER,
+ .version_min = VC_MMAL_MIN_VER,
+ .fourcc = VC_MMAL_SERVER_NAME,
.callback = service_callback,
- .callback_param = NULL,
+ .userdata = NULL,
};
/* compile time checks to ensure structure size as they are
@@ -2140,7 +2141,7 @@ int vchiq_mmal_init(struct vchiq_mmal_instance **out_instance)
mutex_init(&instance->context_map_lock);
idr_init_base(&instance->context_map, 1);
- params.callback_param = instance;
+ params.userdata = instance;
instance->bulk_wq = alloc_ordered_workqueue("mmal-vchiq",
WQ_MEM_RECLAIM);
--
2.26.2
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