[PATCH u-boot-marvell v2 02/20] tools: kwbimage: Deduplicate v1 regtype header finishing

[Pali Rohár]

Deduplicate code that finishes OPT_HDR_V1_REGISTER_TYPE header by
extracing it into separate function.

Signed-off-by: Pali Rohár <p...@kernel.org>
Reviewed-by: Marek Behún <marek.be...@nic.cz>
---
 tools/kwbimage.c | 41 ++++++++++++++++++++++-------------------
 1 file changed, 22 insertions(+), 19 deletions(-)

diff --git a/tools/kwbimage.c b/tools/kwbimage.c
index b0598cab4bc7..552fef9e9aeb 100644
--- a/tools/kwbimage.c
+++ b/tools/kwbimage.c
@@ -1249,6 +1249,22 @@ static int add_secure_header_v1(struct image_tool_params 
*params, uint8_t *ptr,
        return 0;
 }
 
+static void finish_register_set_header_v1(uint8_t **cur, uint8_t **next_ext,
+                                         struct register_set_hdr_v1 
*register_set_hdr,
+                                         int *datai, uint8_t delay)
+{
+       int size = sizeof(struct register_set_hdr_v1) + 8 * (*datai) + 4;
+
+       register_set_hdr->headertype = OPT_HDR_V1_REGISTER_TYPE;
+       register_set_hdr->headersz_lsb = cpu_to_le16(size & 0xFFFF);
+       register_set_hdr->headersz_msb = size >> 16;
+       register_set_hdr->data[*datai].last_entry.delay = delay;
+       *cur += size;
+       **next_ext = 1;
+       *next_ext = &register_set_hdr->data[*datai].last_entry.next;
+       *datai = 0;
+}
+
 static void *image_create_v1(size_t *imagesz, struct image_tool_params *params,
                             uint8_t *ptr, int payloadsz)
 {
@@ -1261,7 +1277,7 @@ static void *image_create_v1(size_t *imagesz, struct 
image_tool_params *params,
        uint8_t *image, *cur;
        int hasext = 0;
        uint8_t *next_ext = NULL;
-       int cfgi, datai, size;
+       int cfgi, datai;
 
        /*
         * Calculate the size of the header and the size of the
@@ -1359,15 +1375,8 @@ static void *image_create_v1(size_t *imagesz, struct 
image_tool_params *params,
                    e->type != IMAGE_CFG_DATA_DELAY)
                        continue;
                if (e->type == IMAGE_CFG_DATA_DELAY) {
-                       size = sizeof(struct register_set_hdr_v1) + 8 * datai + 
4;
-                       register_set_hdr->headertype = OPT_HDR_V1_REGISTER_TYPE;
-                       register_set_hdr->headersz_lsb = cpu_to_le16(size & 
0xFFFF);
-                       register_set_hdr->headersz_msb = size >> 16;
-                       register_set_hdr->data[datai].last_entry.delay = 
e->regdata_delay;
-                       cur += size;
-                       *next_ext = 1;
-                       next_ext = 
&register_set_hdr->data[datai].last_entry.next;
-                       datai = 0;
+                       finish_register_set_header_v1(&cur, &next_ext, 
register_set_hdr,
+                                                     &datai, e->regdata_delay);
                        continue;
                }
                register_set_hdr->data[datai].entry.address =
@@ -1377,15 +1386,9 @@ static void *image_create_v1(size_t *imagesz, struct 
image_tool_params *params,
                datai++;
        }
        if (datai != 0) {
-               size = sizeof(struct register_set_hdr_v1) + 8 * datai + 4;
-               register_set_hdr->headertype = OPT_HDR_V1_REGISTER_TYPE;
-               register_set_hdr->headersz_lsb = cpu_to_le16(size & 0xFFFF);
-               register_set_hdr->headersz_msb = size >> 16;
-               /* Set delay to the smallest possible value 1ms. */
-               register_set_hdr->data[datai].last_entry.delay = 1;
-               cur += size;
-               *next_ext = 1;
-               next_ext = &register_set_hdr->data[datai].last_entry.next;
+               /* Set delay to the smallest possible value. */
+               finish_register_set_header_v1(&cur, &next_ext, register_set_hdr,
+                                             &datai, 
REGISTER_SET_HDR_OPT_DELAY_MS(0));
        }
 
        for (cfgi = 0; cfgi < cfgn; cfgi++) {
-- 
2.20.1