[PATCH v3 09/11] platform/chrome: cros_ec_typec: Set partner num_altmodes

[Prashant Malani]

Set the number of altmodes available for a registered partner using the
Type C connector class framework routine.

Cc: Heikki Krogerus <heikki.kroge...@linux.intel.com>
Signed-off-by: Prashant Malani <pmal...@chromium.org>
Reviewed-by: Heikki Krogerus <heikki.kroge...@linux.intel.com>
---

Changes in v3:
- Re-arranged patch order and combined it with related series of
  patches.
- Added Reviewed-by tags

Changes in v2:
- Patch introduced for the first time in v2.

 drivers/platform/chrome/cros_ec_typec.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/platform/chrome/cros_ec_typec.c 
b/drivers/platform/chrome/cros_ec_typec.c
index cf609aa10567..ad5e37bfd45d 100644
--- a/drivers/platform/chrome/cros_ec_typec.c
+++ b/drivers/platform/chrome/cros_ec_typec.c
@@ -642,6 +642,7 @@ static int cros_typec_register_altmodes(struct 
cros_typec_data *typec, int port_
        struct cros_typec_altmode_node *node;
        struct typec_altmode_desc desc;
        struct typec_altmode *amode;
+       int num_altmodes = 0;
        int ret = 0;
        int i, j;
 
@@ -668,9 +669,16 @@ static int cros_typec_register_altmodes(struct 
cros_typec_data *typec, int port_
 
                        node->amode = amode;
                        list_add_tail(&node->list, &port->partner_mode_list);
+                       num_altmodes++;
                }
        }
 
+       ret = typec_partner_set_num_altmodes(port->partner, num_altmodes);
+       if (ret < 0) {
+               dev_err(typec->dev, "Unable to set partner num_altmodes for 
port: %d\n", port_num);
+               goto err_cleanup;
+       }
+
        return 0;
 
 err_cleanup:
-- 
2.29.2.299.gdc1121823c-goog