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| author |  Prashant Malani <pmalani@chromium.org>
| 2020-11-16 12:11:52 -0800 |
|---|---|---|
| committer |  Benson Leung <bleung@chromium.org>
| 2021-01-05 11:04:09 -0800 |
| commit | 72d6e32bd85bd1e5cb5aa467f4eb5d0a69559953 (patch) | |
| tree | bc9110c0c81f57a34b30c5dc9819f3a26fad63d2 /drivers/platform/chrome | |
| parent | platform/chrome: cros_ec_typec: Register cable (diff) | |
| download | linux-72d6e32bd85bd1e5cb5aa467f4eb5d0a69559953.tar.gz linux-72d6e32bd85bd1e5cb5aa467f4eb5d0a69559953.tar.bz2 linux-72d6e32bd85bd1e5cb5aa467f4eb5d0a69559953.zip | |
platform/chrome: cros_ec_typec: Store cable plug type
Use the PD VDO Type C cable plug type macro to retrieve and store the
cable plug type in the cable descriptor.
Cc: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Prashant Malani <pmalani@chromium.org>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Benson Leung <bleung@chromium.org>
Link: https://lore.kernel.org/r/20201116201150.2919178-9-pmalani@chromium.org
Diffstat (limited to 'drivers/platform/chrome')
| -rw-r--r-- | drivers/platform/chrome/cros_ec_typec.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/drivers/platform/chrome/cros_ec_typec.c b/drivers/platform/chrome/cros_ec_typec.c index 8ecf2ede9c19..c0f34aa9e6dd 100644 --- a/drivers/platform/chrome/cros_ec_typec.c +++ b/drivers/platform/chrome/cros_ec_typec.c @@ -707,6 +707,7 @@ static int cros_typec_handle_sop_prime_disc(struct cros_typec_data *typec, int p .port = port_num, .partner_type = TYPEC_PARTNER_SOP_PRIME, }; + u32 cable_plug_type; int ret = 0; memset(disc, 0, EC_PROTO2_MAX_RESPONSE_SIZE); @@ -720,8 +721,26 @@ static int cros_typec_handle_sop_prime_disc(struct cros_typec_data *typec, int p /* Parse the PD identity data, even if only 0s were returned. */ cros_typec_parse_pd_identity(&port->c_identity, disc); - if (disc->identity_count != 0) + if (disc->identity_count != 0) { + cable_plug_type = VDO_TYPEC_CABLE_TYPE(port->c_identity.vdo[0]); + switch (cable_plug_type) { + case CABLE_ATYPE: + desc.type = USB_PLUG_TYPE_A; + break; + case CABLE_BTYPE: + desc.type = USB_PLUG_TYPE_B; + break; + case CABLE_CTYPE: + desc.type = USB_PLUG_TYPE_C; + break; + case CABLE_CAPTIVE: + desc.type = USB_PLUG_CAPTIVE; + break; + default: + desc.type = USB_PLUG_NONE; + } desc.active = PD_IDH_PTYPE(port->c_identity.id_header) == IDH_PTYPE_ACABLE; + } desc.identity = &port->c_identity; |