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platform/chrome: cros_ec_typec: Use existing feature check

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Replace the cros_typec_feature_supported() function with the
pre-existing cros_ec_check_features() function which does the same
thing.

Signed-off-by: Prashant Malani <pmalani@chromium.org>
Link: https://lore.kernel.org/r/20210803173619.91539-2-pmalani@chromium.org
Signed-off-by: Benson Leung <bleung@chromium.org>
This commit is contained in:
Prashant Malani 2021-08-03 10:36:21 -07:00 committed by Benson Leung
parent 3abc16af57
commit a8db7a3f8a
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GPG Key ID: 736DAA268733B0C2
1 changed files with 5 additions and 22 deletions
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27
drivers/platform/chrome/cros_ec_typec.c
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@ -1054,24 +1054,6 @@ static int cros_typec_get_cmd_version(struct cros_typec_data *typec)
return 0;
}
/* Check the EC feature flags to see if TYPEC_* features are supported. */
static int cros_typec_feature_supported(struct cros_typec_data *typec, enum ec_feature_code feature)
{
struct ec_response_get_features resp = {};
int ret;
ret = cros_typec_ec_command(typec, 0, EC_CMD_GET_FEATURES, NULL, 0,
&resp, sizeof(resp));
if (ret < 0) {
dev_warn(typec->dev,
"Failed to get features, assuming typec feature=%d unsupported.\n",
feature);
return 0;
}
return resp.flags[feature / 32] & EC_FEATURE_MASK_1(feature);
}
static void cros_typec_port_work(struct work_struct *work)
{
struct cros_typec_data *typec = container_of(work, struct cros_typec_data, port_work);
@ -1113,6 +1095,7 @@ MODULE_DEVICE_TABLE(of, cros_typec_of_match);
static int cros_typec_probe(struct platform_device *pdev)
{
struct cros_ec_dev *ec_dev = NULL;
struct device *dev = &pdev->dev;
struct cros_typec_data *typec;
struct ec_response_usb_pd_ports resp;
@ -1132,10 +1115,10 @@ static int cros_typec_probe(struct platform_device *pdev)
return ret;
}
typec->typec_cmd_supported = !!cros_typec_feature_supported(typec,
EC_FEATURE_TYPEC_CMD);
typec->needs_mux_ack = !!cros_typec_feature_supported(typec,
EC_FEATURE_TYPEC_MUX_REQUIRE_AP_ACK);
ec_dev = dev_get_drvdata(&typec->ec->ec->dev);
typec->typec_cmd_supported = !!cros_ec_check_features(ec_dev, EC_FEATURE_TYPEC_CMD);
typec->needs_mux_ack = !!cros_ec_check_features(ec_dev,
EC_FEATURE_TYPEC_MUX_REQUIRE_AP_ACK);
ret = cros_typec_ec_command(typec, 0, EC_CMD_USB_PD_PORTS, NULL, 0,
&resp, sizeof(resp));