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| author | Loic Pallardy <loic.pallardy@st.com> | 2018-07-27 15:14:41 +0200 |
|---|---|---|
| committer | Bjorn Andersson <bjorn.andersson@linaro.org> | 2018-10-09 22:39:08 -0700 |
| commit | 15c0b0258e4f1c3c817f34d092d2cc6ff5178bdd (patch) | |
| tree | 715961a179ffbe84926c1282e4289d38a9af382a | |
| parent | 72029c901a0244ca2e1eb09e1c453413a17f5787 (diff) | |
| download | linux-15c0b0258e4f1c3c817f34d092d2cc6ff5178bdd.tar.bz2 | |
remoteproc: introduce rproc_add_carveout function
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>
Acked-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
| -rw-r--r-- | drivers/remoteproc/remoteproc_core.c | 16 | ||||
| -rw-r--r-- | include/linux/remoteproc.h | 2 |
2 files changed, 17 insertions, 1 deletions
diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c index 9decc598944d..db771e53f097 100644 --- a/drivers/remoteproc/remoteproc_core.c +++ b/drivers/remoteproc/remoteproc_core.c @@ -747,7 +747,7 @@ static int rproc_handle_carveout(struct rproc *rproc, if (!carveout) goto free_carv; - list_add_tail(&carveout->node, &rproc->carveouts); + rproc_add_carveout(rproc, carveout); return 0; @@ -761,6 +761,20 @@ dma_free: } /** + * 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 9e2b84fa2efa..8a350265d883 100644 --- a/include/linux/remoteproc.h +++ b/include/linux/remoteproc.h @@ -559,6 +559,8 @@ int rproc_add(struct rproc *rproc); 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, |