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Date: Tue, 23 Aug 2016 17:13:24 -0500
From: Stuart Yoder <stuart.yoder@....com>
To: <gregkh@...uxfoundation.org>
CC: <german.rivera@....com>, <devel@...verdev.osuosl.org>,
<linux-kernel@...r.kernel.org>, <agraf@...e.de>, <arnd@...db.de>,
<leoyang.li@....com>, Stuart Yoder <stuart.yoder@....com>
Subject: [PATCH 04/14] staging: fsl-mc: move resource pool init/cleanup into allocator
The resource pool init/cleanup functions logically belong in the
allocator. Move them to the allocator and rename to reflect the
move out of the dprc-driver.
Signed-off-by: Stuart Yoder <stuart.yoder@....com>
---
drivers/staging/fsl-mc/bus/dprc-driver.c | 55 ++-------------------------
drivers/staging/fsl-mc/bus/fsl-mc-allocator.c | 49 ++++++++++++++++++++++++
drivers/staging/fsl-mc/include/mc-bus.h | 4 ++
3 files changed, 56 insertions(+), 52 deletions(-)
diff --git a/drivers/staging/fsl-mc/bus/dprc-driver.c b/drivers/staging/fsl-mc/bus/dprc-driver.c
index 83e72b3..89d53da 100644
--- a/drivers/staging/fsl-mc/bus/dprc-driver.c
+++ b/drivers/staging/fsl-mc/bus/dprc-driver.c
@@ -190,55 +190,6 @@ static void dprc_add_new_devices(struct fsl_mc_device *mc_bus_dev,
}
}
-static void dprc_init_all_resource_pools(struct fsl_mc_device *mc_bus_dev)
-{
- int pool_type;
- struct fsl_mc_bus *mc_bus = to_fsl_mc_bus(mc_bus_dev);
-
- for (pool_type = 0; pool_type < FSL_MC_NUM_POOL_TYPES; pool_type++) {
- struct fsl_mc_resource_pool *res_pool =
- &mc_bus->resource_pools[pool_type];
-
- res_pool->type = pool_type;
- res_pool->max_count = 0;
- res_pool->free_count = 0;
- res_pool->mc_bus = mc_bus;
- INIT_LIST_HEAD(&res_pool->free_list);
- mutex_init(&res_pool->mutex);
- }
-}
-
-static void dprc_cleanup_resource_pool(struct fsl_mc_device *mc_bus_dev,
- enum fsl_mc_pool_type pool_type)
-{
- struct fsl_mc_resource *resource;
- struct fsl_mc_resource *next;
- struct fsl_mc_bus *mc_bus = to_fsl_mc_bus(mc_bus_dev);
- struct fsl_mc_resource_pool *res_pool =
- &mc_bus->resource_pools[pool_type];
- int free_count = 0;
-
- WARN_ON(res_pool->type != pool_type);
- WARN_ON(res_pool->free_count != res_pool->max_count);
-
- list_for_each_entry_safe(resource, next, &res_pool->free_list, node) {
- free_count++;
- WARN_ON(resource->type != res_pool->type);
- WARN_ON(resource->parent_pool != res_pool);
- devm_kfree(&mc_bus_dev->dev, resource);
- }
-
- WARN_ON(free_count != res_pool->free_count);
-}
-
-static void dprc_cleanup_all_resource_pools(struct fsl_mc_device *mc_bus_dev)
-{
- int pool_type;
-
- for (pool_type = 0; pool_type < FSL_MC_NUM_POOL_TYPES; pool_type++)
- dprc_cleanup_resource_pool(mc_bus_dev, pool_type);
-}
-
/**
* dprc_scan_objects - Discover objects in a DPRC
*
@@ -363,7 +314,7 @@ int dprc_scan_container(struct fsl_mc_device *mc_bus_dev)
unsigned int irq_count;
struct fsl_mc_bus *mc_bus = to_fsl_mc_bus(mc_bus_dev);
- dprc_init_all_resource_pools(mc_bus_dev);
+ fsl_mc_init_all_resource_pools(mc_bus_dev);
/*
* Discover objects in the DPRC:
@@ -390,7 +341,7 @@ int dprc_scan_container(struct fsl_mc_device *mc_bus_dev)
return 0;
error:
- dprc_cleanup_all_resource_pools(mc_bus_dev);
+ fsl_mc_cleanup_all_resource_pools(mc_bus_dev);
return error;
}
EXPORT_SYMBOL_GPL(dprc_scan_container);
@@ -802,7 +753,7 @@ static int dprc_remove(struct fsl_mc_device *mc_dev)
dev_set_msi_domain(&mc_dev->dev, NULL);
}
- dprc_cleanup_all_resource_pools(mc_dev);
+ fsl_mc_cleanup_all_resource_pools(mc_dev);
error = dprc_close(mc_dev->mc_io, 0, mc_dev->mc_handle);
if (error < 0)
diff --git a/drivers/staging/fsl-mc/bus/fsl-mc-allocator.c b/drivers/staging/fsl-mc/bus/fsl-mc-allocator.c
index 6550564..9695f44 100644
--- a/drivers/staging/fsl-mc/bus/fsl-mc-allocator.c
+++ b/drivers/staging/fsl-mc/bus/fsl-mc-allocator.c
@@ -668,6 +668,55 @@ void fsl_mc_free_irqs(struct fsl_mc_device *mc_dev)
}
EXPORT_SYMBOL_GPL(fsl_mc_free_irqs);
+void fsl_mc_init_all_resource_pools(struct fsl_mc_device *mc_bus_dev)
+{
+ int pool_type;
+ struct fsl_mc_bus *mc_bus = to_fsl_mc_bus(mc_bus_dev);
+
+ for (pool_type = 0; pool_type < FSL_MC_NUM_POOL_TYPES; pool_type++) {
+ struct fsl_mc_resource_pool *res_pool =
+ &mc_bus->resource_pools[pool_type];
+
+ res_pool->type = pool_type;
+ res_pool->max_count = 0;
+ res_pool->free_count = 0;
+ res_pool->mc_bus = mc_bus;
+ INIT_LIST_HEAD(&res_pool->free_list);
+ mutex_init(&res_pool->mutex);
+ }
+}
+
+static void fsl_mc_cleanup_resource_pool(struct fsl_mc_device *mc_bus_dev,
+ enum fsl_mc_pool_type pool_type)
+{
+ struct fsl_mc_resource *resource;
+ struct fsl_mc_resource *next;
+ struct fsl_mc_bus *mc_bus = to_fsl_mc_bus(mc_bus_dev);
+ struct fsl_mc_resource_pool *res_pool =
+ &mc_bus->resource_pools[pool_type];
+ int free_count = 0;
+
+ WARN_ON(res_pool->type != pool_type);
+ WARN_ON(res_pool->free_count != res_pool->max_count);
+
+ list_for_each_entry_safe(resource, next, &res_pool->free_list, node) {
+ free_count++;
+ WARN_ON(resource->type != res_pool->type);
+ WARN_ON(resource->parent_pool != res_pool);
+ devm_kfree(&mc_bus_dev->dev, resource);
+ }
+
+ WARN_ON(free_count != res_pool->free_count);
+}
+
+void fsl_mc_cleanup_all_resource_pools(struct fsl_mc_device *mc_bus_dev)
+{
+ int pool_type;
+
+ for (pool_type = 0; pool_type < FSL_MC_NUM_POOL_TYPES; pool_type++)
+ fsl_mc_cleanup_resource_pool(mc_bus_dev, pool_type);
+}
+
/**
* fsl_mc_allocator_probe - callback invoked when an allocatable device is
* being added to the system
diff --git a/drivers/staging/fsl-mc/include/mc-bus.h b/drivers/staging/fsl-mc/include/mc-bus.h
index f192aa8..2098b3c 100644
--- a/drivers/staging/fsl-mc/include/mc-bus.h
+++ b/drivers/staging/fsl-mc/include/mc-bus.h
@@ -150,4 +150,8 @@ int fsl_mc_populate_irq_pool(struct fsl_mc_bus *mc_bus,
void fsl_mc_cleanup_irq_pool(struct fsl_mc_bus *mc_bus);
+void fsl_mc_init_all_resource_pools(struct fsl_mc_device *mc_bus_dev);
+
+void fsl_mc_cleanup_all_resource_pools(struct fsl_mc_device *mc_bus_dev);
+
#endif /* _FSL_MC_MCBUS_H_ */
--
1.9.0
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