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FROMLIST: remoteproc: core: Add helper to remove carveouts

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To mirror the exported rproc_add_carveout(), add a rproc_del_carveout()
so carveout lifetime can be managed more accurately.

Bug: 235577039
Link: https://lore.kernel.org/lkml/1654888985-3846-2-git-send-email-quic_clew@quicinc.com/
Change-Id: Ia562829f26a007aef3101f2e51f87b30b43addf7
Signed-off-by: Chris Lew <quic_clew@quicinc.com>
This commit is contained in:
Chris Lew
2022-06-08 13:52:40 -07:00
committed by Carlos Llamas
parent 6ac966ab47
commit 9eed2acb93
2 changed files with 21 additions and 0 deletions
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20
drivers/remoteproc/remoteproc_core.c
View File

@@ -1007,6 +1007,26 @@ void rproc_add_carveout(struct rproc *rproc, struct rproc_mem_entry *mem)
} }
EXPORT_SYMBOL(rproc_add_carveout); EXPORT_SYMBOL(rproc_add_carveout);
/**
* rproc_del_carveout() - remove an allocated carveout region
* @rproc: rproc handle
* @mem: memory entry to register
*
* This function removes specified memory entry in @rproc carveouts list.
*/
void rproc_del_carveout(struct rproc *rproc, struct rproc_mem_entry *mem)
{
struct rproc_mem_entry *entry, *tmp;
list_for_each_entry_safe(entry, tmp, &rproc->carveouts, node) {
if (entry == mem) {
list_del(&mem->node);
return;
}
}
}
EXPORT_SYMBOL(rproc_del_carveout);
/** /**
* rproc_mem_entry_init() - allocate and initialize rproc_mem_entry struct * rproc_mem_entry_init() - allocate and initialize rproc_mem_entry struct
* @dev: pointer on device struct * @dev: pointer on device struct

1
include/linux/remoteproc.h
View File

@@ -656,6 +656,7 @@ struct rproc *devm_rproc_alloc(struct device *dev, const char *name,
int devm_rproc_add(struct device *dev, struct rproc *rproc); int devm_rproc_add(struct device *dev, struct rproc *rproc);
void rproc_add_carveout(struct rproc *rproc, struct rproc_mem_entry *mem); void rproc_add_carveout(struct rproc *rproc, struct rproc_mem_entry *mem);
void rproc_del_carveout(struct rproc *rproc, struct rproc_mem_entry *mem);
struct rproc_mem_entry * struct rproc_mem_entry *
rproc_mem_entry_init(struct device *dev, rproc_mem_entry_init(struct device *dev,