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authorSimon Glass <sjg@chromium.org>2015-11-26 19:51:18 -0700
committerSimon Glass <sjg@chromium.org>2015-12-01 06:26:36 -0700
commitbfa4191e0343e2f9c0001d27295721f6f3e9b7dd (patch)
tree0817519ec1932574bb1a9216782fb2990ff96cb7 /common/cmd_pci.c
parente81ca88451cf4b692fede0b9c2e3444e4b61e139 (diff)
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pci: Use a common return in command processing
Adjust the commands to return from the same place. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'common/cmd_pci.c')
-rw-r--r--common/cmd_pci.c19
1 files changed, 13 insertions, 6 deletions
diff --git a/common/cmd_pci.c b/common/cmd_pci.c
index 2eafd5c..f3148a3 100644
--- a/common/cmd_pci.c
+++ b/common/cmd_pci.c
@@ -410,6 +410,7 @@ static int do_pci(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
ulong addr = 0, value = 0, size = 0;
pci_dev_t bdf = 0;
char cmd = 's';
+ int ret = 0;
if (argc > 1)
cmd = argv[1][0];
@@ -453,7 +454,7 @@ static int do_pci(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
switch (argv[1][0]) {
case 'h': /* header */
pci_header_show(bdf);
- return 0;
+ break;
case 'd': /* display */
return pci_cfg_display(bdf, addr, size, value);
#ifdef CONFIG_CMD_PCI_ENUM
@@ -463,23 +464,29 @@ static int do_pci(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
# else
pci_init();
# endif
- return 0;
+ break;
#endif
case 'n': /* next */
if (argc < 4)
goto usage;
- return pci_cfg_modify(bdf, addr, size, value, 0);
+ ret = pci_cfg_modify(bdf, addr, size, value, 0);
+ break;
case 'm': /* modify */
if (argc < 4)
goto usage;
- return pci_cfg_modify(bdf, addr, size, value, 1);
+ ret = pci_cfg_modify(bdf, addr, size, value, 1);
+ break;
case 'w': /* write */
if (argc < 5)
goto usage;
- return pci_cfg_write(bdf, addr, size, value);
+ ret = pci_cfg_write(bdf, addr, size, value);
+ break;
+ default:
+ ret = CMD_RET_USAGE;
+ break;
}
- return 1;
+ return ret;
usage:
return CMD_RET_USAGE;
}