Re: [PATCH 1/2] platform/chrome: cros_ec_typec: Add TBT pd_ctrl fields

From: Enric Balletbo i Serra
Date: Fri Jun 26 2020 - 05:11:08 EST


Hi Prashant,

On 24/6/20 10:09, Prashant Malani wrote:
> To support Thunderbolt compatibility mode, synchronize
> ec_response_usb_pd_control_v2 with the Chrome EC version, so that
> we get the Thunderbolt related control fields and macros.
>
> Signed-off-by: Prashant Malani <pmalani@xxxxxxxxxxxx>

Applied both patches for 5.9

> ---
> .../linux/platform_data/cros_ec_commands.h | 19 +++++++++++++++----
> 1 file changed, 15 insertions(+), 4 deletions(-)
>
> diff --git a/include/linux/platform_data/cros_ec_commands.h b/include/linux/platform_data/cros_ec_commands.h
> index a7b0fc440c35..b808570bdd04 100644
> --- a/include/linux/platform_data/cros_ec_commands.h
> +++ b/include/linux/platform_data/cros_ec_commands.h
> @@ -4917,15 +4917,26 @@ struct ec_response_usb_pd_control_v1 {
> #define USBC_PD_CC_UFP_ATTACHED 4 /* UFP attached to usbc */
> #define USBC_PD_CC_DFP_ATTACHED 5 /* DPF attached to usbc */
>
> +/* Active/Passive Cable */
> +#define USB_PD_CTRL_ACTIVE_CABLE BIT(0)
> +/* Optical/Non-optical cable */
> +#define USB_PD_CTRL_OPTICAL_CABLE BIT(1)
> +/* 3rd Gen TBT device (or AMA)/2nd gen tbt Adapter */
> +#define USB_PD_CTRL_TBT_LEGACY_ADAPTER BIT(2)
> +/* Active Link Uni-Direction */
> +#define USB_PD_CTRL_ACTIVE_LINK_UNIDIR BIT(3)
> +
> struct ec_response_usb_pd_control_v2 {
> uint8_t enabled;
> uint8_t role;
> uint8_t polarity;
> char state[32];
> - uint8_t cc_state; /* USBC_PD_CC_*Encoded cc state */
> - uint8_t dp_mode; /* Current DP pin mode (MODE_DP_PIN_[A-E]) */
> - /* CL:1500994 Current cable type */
> - uint8_t reserved_cable_type;
> + uint8_t cc_state; /* enum pd_cc_states representing cc state */
> + uint8_t dp_mode; /* Current DP pin mode (MODE_DP_PIN_[A-E]) */
> + uint8_t reserved; /* Reserved for future use */
> + uint8_t control_flags; /* USB_PD_CTRL_*flags */
> + uint8_t cable_speed; /* TBT_SS_* cable speed */
> + uint8_t cable_gen; /* TBT_GEN3_* cable rounded support */
> } __ec_align1;
>
> #define EC_CMD_USB_PD_PORTS 0x0102
>