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Commit 15c0b025 authored by Loic Pallardy's avatar Loic Pallardy Committed by Bjorn Andersson
Browse files

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: default avatarLoic Pallardy <loic.pallardy@st.com>
Acked-by: default avatarBjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: default avatarBjorn Andersson <bjorn.andersson@linaro.org>
parent 72029c90

drivers/remoteproc/remoteproc_core.c

+15 −1
Original line number Diff line number Diff line
@@ -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;
@@ -760,6 +760,20 @@ static int rproc_handle_carveout(struct rproc *rproc, 
	return ret;

}



/**

 * 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

include/linux/remoteproc.h

+2 −0
Original line number Diff line number Diff line
@@ -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,