Messages in this thread Patch in this message | | | From | Loic Pallardy <> | Subject | [PATCH v3 06/13] remoteproc: introduce rproc_add_carveout function | Date | Thu, 1 Mar 2018 17:23:53 +0100 |
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This patch introduces a new API to allow platform driver to register platform specific carveout regions.
Signed-off-by: Loic Pallardy <loic.pallardy@st.com> --- drivers/remoteproc/remoteproc_core.c | 14 ++++++++++++++ include/linux/remoteproc.h | 2 ++ 2 files changed, 16 insertions(+)
diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c index 4c92b7d..91aa22b 100644 --- a/drivers/remoteproc/remoteproc_core.c +++ b/drivers/remoteproc/remoteproc_core.c @@ -758,6 +758,20 @@ static int rproc_handle_carveout(struct rproc *rproc, } /** + * rproc_add_carveout() - register an allocated carveout region + * @rproc: rproc handle + * @mem: memory entry to register + * + * This function registers specified memory entry in @rproc carveouts list. + * Specified carveout should have been allocated before registering. + */ +void rproc_add_carveout(struct rproc *rproc, struct rproc_mem_entry *mem) +{ + list_add_tail(&mem->node, &rproc->carveouts); +} +EXPORT_SYMBOL(rproc_add_carveout); + +/** * rproc_mem_entry_init() - allocate and initialize rproc_mem_entry struct * @dev: pointer on device struct * @va: virtual address diff --git a/include/linux/remoteproc.h b/include/linux/remoteproc.h index 59b60f1..4aa30bd 100644 --- a/include/linux/remoteproc.h +++ b/include/linux/remoteproc.h @@ -536,6 +536,8 @@ struct rproc *rproc_alloc(struct device *dev, const char *name, int rproc_del(struct rproc *rproc); void rproc_free(struct rproc *rproc); +void rproc_add_carveout(struct rproc *rproc, struct rproc_mem_entry *mem); + struct rproc_mem_entry *rproc_mem_entry_init(struct device *dev, void *va, dma_addr_t dma, int len, u32 da, int (*release)(struct rproc *, struct rproc_mem_entry *), -- 1.9.1
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