| Message ID | 1519921440-21356-7-git-send-email-loic.pallardy@st.com |
|---|---|
| State | New |
| Headers | show |
| Series | remoteproc: add fixed memory region support | expand |
On Thu 01 Mar 08:23 PST 2018, Loic Pallardy wrote: > 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> Regards, Bjorn > --- > 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 >
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 *),
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(+) -- 1.9.1