[PATCH 23/31] media: vidtv: cleanup PSI table header function

[Mauro Carvalho Chehab]

- Pass struct header_write_args as a pointer, instead of
  passing as a var;

- Initialize the psi_args struct only once.

Signed-off-by: Mauro Carvalho Chehab <mchehab+hua...@kernel.org>
---
 drivers/media/test-drivers/vidtv/vidtv_psi.c | 42 +++++++++-----------
 1 file changed, 19 insertions(+), 23 deletions(-)

diff --git a/drivers/media/test-drivers/vidtv/vidtv_psi.c 
b/drivers/media/test-drivers/vidtv/vidtv_psi.c
index 754c32353ac2..1bc13b0d5fc6 100644
--- a/drivers/media/test-drivers/vidtv/vidtv_psi.c
+++ b/drivers/media/test-drivers/vidtv/vidtv_psi.c
@@ -754,26 +754,22 @@ static u32 vidtv_psi_desc_write_into(struct 
desc_write_args *args)
 }
 
 static u32
-vidtv_psi_table_header_write_into(struct header_write_args args)
+vidtv_psi_table_header_write_into(struct header_write_args *args)
 {
-       struct psi_write_args psi_args = {};
-       /* the number of bytes written by this function */
-       u32 nbytes = 0;
+       struct psi_write_args psi_args = {
+               .dest_buf           = args->dest_buf,
+               .from               = args->h,
+               .len                = sizeof(struct vidtv_psi_table_header),
+               .dest_offset        = args->dest_offset,
+               .pid                = args->pid,
+               .new_psi_section    = true,
+               .continuity_counter = args->continuity_counter,
+               .is_crc             = false,
+               .dest_buf_sz        = args->dest_buf_sz,
+               .crc                = args->crc,
+       };
 
-       psi_args.dest_buf           = args.dest_buf;
-       psi_args.from               = args.h;
-       psi_args.len                = sizeof(struct vidtv_psi_table_header);
-       psi_args.dest_offset        = args.dest_offset;
-       psi_args.pid                = args.pid;
-       psi_args.new_psi_section    = true;
-       psi_args.continuity_counter = args.continuity_counter;
-       psi_args.is_crc             = false;
-       psi_args.dest_buf_sz        = args.dest_buf_sz;
-       psi_args.crc                = args.crc;
-
-       nbytes += vidtv_psi_ts_psi_write_into(&psi_args);
-
-       return nbytes;
+       return vidtv_psi_ts_psi_write_into(&psi_args);
 }
 
 void
@@ -985,7 +981,7 @@ u32 vidtv_psi_pat_write_into(struct 
vidtv_psi_pat_write_args args)
        h_args.dest_buf_sz        = args.buf_sz;
        h_args.crc = &crc;
 
-       nbytes += vidtv_psi_table_header_write_into(h_args);
+       nbytes += vidtv_psi_table_header_write_into(&h_args);
 
        /* note that the field 'u16 programs' is not really part of the PAT */
 
@@ -1182,7 +1178,7 @@ u32 vidtv_psi_pmt_write_into(struct 
vidtv_psi_pmt_write_args args)
        h_args.dest_buf_sz        = args.buf_sz;
        h_args.crc                = &crc;
 
-       nbytes += vidtv_psi_table_header_write_into(h_args);
+       nbytes += vidtv_psi_table_header_write_into(&h_args);
 
        /* write the two bitfields */
        psi_args.dest_buf = args.buf;
@@ -1334,7 +1330,7 @@ u32 vidtv_psi_sdt_write_into(struct 
vidtv_psi_sdt_write_args args)
        h_args.dest_buf_sz        = args.buf_sz;
        h_args.crc                = &crc;
 
-       nbytes += vidtv_psi_table_header_write_into(h_args);
+       nbytes += vidtv_psi_table_header_write_into(&h_args);
 
        psi_args.dest_buf = args.buf;
        psi_args.from     = &args.sdt->network_id;
@@ -1670,7 +1666,7 @@ u32 vidtv_psi_nit_write_into(struct 
vidtv_psi_nit_write_args args)
        h_args.dest_buf_sz        = args.buf_sz;
        h_args.crc                = &crc;
 
-       nbytes += vidtv_psi_table_header_write_into(h_args);
+       nbytes += vidtv_psi_table_header_write_into(&h_args);
 
        /* write the bitfield */
        psi_args.dest_buf = args.buf;
@@ -1880,7 +1876,7 @@ u32 vidtv_psi_eit_write_into(struct 
vidtv_psi_eit_write_args args)
        h_args.dest_buf_sz        = args.buf_sz;
        h_args.crc                = &crc;
 
-       nbytes += vidtv_psi_table_header_write_into(h_args);
+       nbytes += vidtv_psi_table_header_write_into(&h_args);
 
        psi_args.dest_buf = args.buf;
        psi_args.from     = &args.eit->transport_id;
-- 
2.28.0