incubator-nuttx/openamp/0012-remoteproc-make-all-elf_-functions-static-except-elf.patch

From fb046d85d5e098f58af037322f0de2f663e8f460 Mon Sep 17 00:00:00 2001
From: Xiang Xiao <xiaoxiang@xiaomi.com>
Date: Fri, 15 Nov 2019 19:01:49 +0800
Subject: [PATCH 12/12] remoteproc: make all elf_* functions static except
 elf_identify

it's the best practice to reduce the name scope as small as possible

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
---
 lib/include/openamp/elf_loader.h | 93 --------------------------------
 lib/remoteproc/elf_loader.c      | 28 +++++-----
 2 files changed, 14 insertions(+), 107 deletions(-)

diff --git a/lib/include/openamp/elf_loader.h open-amp/lib/include/openamp/elf_loader.h
index e7dda74..916a23f 100644
--- a/lib/include/openamp/elf_loader.h
+++ open-amp/lib/include/openamp/elf_loader.h
@@ -323,99 +323,6 @@ extern const struct loader_ops elf_ops;
  */
 int elf_identify(const void *img_data, size_t len);
 
-/**
- * elf_load_header - Load ELF headers
- *
- * It will get the ELF header, the program header, and the section header.
- *
- * @img_data: image data
- * @offset: input image data offset to the start of image file
- * @len: input image data length
- * @img_info: pointer to store image information data
- * @last_load_state: last state return by this function
- * @noffset: pointer to next offset required by loading ELF header
- * @nlen: pointer to next data length required by loading ELF header
- *
- * return ELF loading header state, or negative value for failure
- */
-int elf_load_header(const void *img_data, size_t offset, size_t len,
-		    void **img_info, int last_load_state,
-		    size_t *noffset, size_t *nlen);
-
-/**
- * elf_load - load ELF data
- *
- * It will parse the ELF image and return the target device address,
- * offset to the start of the ELF image of the data to load and the
- * length of the data to load.
- *
- * @rproc: pointer to remoteproc instance
- * @img_data: image data which will passed to the function.
- *            it can be NULL, if image data doesn't need to be handled
- *            by the load function. E.g. binary data which was
- *            loaded to the target memory.
- * @offset: last loaded image data offset to the start of image file
- * @len: last loaded image data length
- * @img_info: pointer to store image information data
- * @last_load_state: the returned state of the last function call.
- * @da: target device address, if the data to load is not for target memory
- *      the da will be set to ANY.
- * @noffset: pointer to next offset required by loading ELF header
- * @nlen: pointer to next data length required by loading ELF header
- * @padding: value to pad it is possible that a size of a segment in memory
- *           is larger than what it is in the ELF image. e.g. a segment
- *           can have stack section .bss. It doesn't need to copy image file
- *           space, in this case, it will be packed with 0.
- * @nmemsize: pointer to next data target memory size. The size of a segment
- *            in the target memory can be larger than the its size in the
- *            image file.
- *
- * return 0 for success, otherwise negative value for failure
- */
-int elf_load(struct remoteproc *rproc, const void *img_data,
-	     size_t offset, size_t len,
-	     void **img_info, int last_load_state,
-	     metal_phys_addr_t *da,
-	     size_t *noffset, size_t *nlen,
-	     unsigned char *padding, size_t *nmemsize);
-
-/**
- * elf_release - Release ELF image information
- *
- * It will release ELF image information data.
- *
- * @img_info: pointer to ELF image information
- */
-void elf_release(void *img_info);
-
-/**
- * elf_get_entry - Get entry point
- *
- * It will return entry point specified in the ELF file.
- *
- * @img_info: pointer to ELF image information
- *
- * return entry address
- */
-metal_phys_addr_t elf_get_entry(void *img_info);
-
-/**
- * elf_locate_rsc_table - locate the resource table information
- *
- * It will return the length of the resource table, and the device address of
- * the resource table.
- *
- * @img_info: pointer to ELF image information
- * @da: pointer to the device address
- * @offset: pointer to the offset to in the ELF image of the resource
- *          table section.
- * @size: pointer to the size of the resource table section.
- *
- * return 0 if successfully locate the resource table, negative value for
- * failure.
- */
-int elf_locate_rsc_table(void *img_info, metal_phys_addr_t *da,
-			 size_t *offset, size_t *size);
 
 #if defined __cplusplus
 }
diff --git a/lib/remoteproc/elf_loader.c open-amp/lib/remoteproc/elf_loader.c
index c90b8d4..ffb253f 100644
--- a/lib/remoteproc/elf_loader.c
+++ open-amp/lib/remoteproc/elf_loader.c
@@ -392,9 +392,9 @@ int elf_identify(const void *img_data, size_t len)
 		return 0;
 }
 
-int elf_load_header(const void *img_data, size_t offset, size_t len,
-		    void **img_info, int last_load_state,
-		    size_t *noffset, size_t *nlen)
+static int elf_load_header(const void *img_data, size_t offset, size_t len,
+			   void **img_info, int last_load_state,
+			   size_t *noffset, size_t *nlen)
 {
 	int *load_state;
 
@@ -531,12 +531,12 @@ int elf_load_header(const void *img_data, size_t offset, size_t len,
 	return last_load_state;
 }
 
-int elf_load(struct remoteproc *rproc,
-	     const void *img_data, size_t offset, size_t len,
-	     void **img_info, int last_load_state,
-	     metal_phys_addr_t *da,
-	     size_t *noffset, size_t *nlen,
-	     unsigned char *padding, size_t *nmemsize)
+static int elf_load(struct remoteproc *rproc,
+		    const void *img_data, size_t offset, size_t len,
+		    void **img_info, int last_load_state,
+		    metal_phys_addr_t *da,
+		    size_t *noffset, size_t *nlen,
+		    unsigned char *padding, size_t *nmemsize)
 {
 	int *load_state;
 	const void *phdr;
@@ -614,7 +614,7 @@ int elf_load(struct remoteproc *rproc,
 	return *load_state;
 }
 
-void elf_release(void *img_info)
+static void elf_release(void *img_info)
 {
 	if (!img_info)
 		return;
@@ -642,7 +642,7 @@ void elf_release(void *img_info)
 	}
 }
 
-metal_phys_addr_t elf_get_entry(void *elf_info)
+static metal_phys_addr_t elf_get_entry(void *elf_info)
 {
 	if (!elf_info)
 		return METAL_BAD_PHYS;
@@ -662,8 +662,8 @@ metal_phys_addr_t elf_get_entry(void *elf_info)
 	}
 }
 
-int elf_locate_rsc_table(void *elf_info, metal_phys_addr_t *da,
-			 size_t *offset, size_t *size)
+static int elf_locate_rsc_table(void *elf_info, metal_phys_addr_t *da,
+				size_t *offset, size_t *size)
 {
 	char *sect_name = ".resource_table";
 	void *shdr;
@@ -687,7 +687,7 @@ int elf_locate_rsc_table(void *elf_info, metal_phys_addr_t *da,
 	return 0;
 }
 
-int elf_get_load_state(void *img_info)
+static int elf_get_load_state(void *img_info)
 {
 	int *load_state;
 
-- 
2.25.1