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Diffstat (limited to 'src/ec/google/chromeec/ec.c')
-rw-r--r--src/ec/google/chromeec/ec.c25
1 files changed, 14 insertions, 11 deletions
diff --git a/src/ec/google/chromeec/ec.c b/src/ec/google/chromeec/ec.c
index fb3ffab181..5ce3f68823 100644
--- a/src/ec/google/chromeec/ec.c
+++ b/src/ec/google/chromeec/ec.c
@@ -963,23 +963,26 @@ int google_chromeec_pd_get_amode(uint16_t svid)
for (i = 0; i < r.num_ports; i++) {
struct ec_params_usb_pd_get_mode_request p;
struct ec_params_usb_pd_get_mode_response res;
-
- p.port = i;
- p.svid_idx = 0;
- cmd.cmd_code = EC_CMD_USB_PD_GET_AMODE;
- cmd.cmd_version = 0;
- cmd.cmd_data_in = &p;
- cmd.cmd_size_in = sizeof(p);
- cmd.cmd_data_out = &res;
- cmd.cmd_size_out = sizeof(res);
- cmd.cmd_dev_index = 0;
+ int svid_idx = 0;
do {
+ /* Reset cmd in each iteration in case
+ google_chromeec_command changes it. */
+ p.port = i;
+ p.svid_idx = svid_idx;
+ cmd.cmd_code = EC_CMD_USB_PD_GET_AMODE;
+ cmd.cmd_version = 0;
+ cmd.cmd_data_in = &p;
+ cmd.cmd_size_in = sizeof(p);
+ cmd.cmd_data_out = &res;
+ cmd.cmd_size_out = sizeof(res);
+ cmd.cmd_dev_index = 0;
+
if (google_chromeec_command(&cmd) < 0)
return -1;
if (res.svid == svid)
return 1;
- p.svid_idx++;
+ svid_idx++;
} while (res.svid);
}