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mfd: cros_ec: Add EC console read structures definitions

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ec_params_console_read_v1 is used to capture EC logs from kernel,
and ec_params_get_cmd_versions_v1 is used to probe whether EC
supports that command.

Signed-off-by: Nicolas Boichat <drinkcat@chromium.org>
Reviewed-by: Guenter Roeck <groeck@chromium.org>
Acked-by: Lee Jones <lee.jones@linaro.org>
Tested-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Signed-off-by: Benson Leung <bleung@chromium.org>
This commit is contained in:
Nicolas Boichat 2017-05-16 17:46:48 +02:00 committed by Benson Leung
parent 68c35ea25b
commit 0aa877c558
1 changed files with 20 additions and 1 deletions
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21
include/linux/mfd/cros_ec_commands.h
View file

@ -625,6 +625,10 @@ struct ec_params_get_cmd_versions {
uint8_t cmd; /* Command to check */
} __packed;
struct ec_params_get_cmd_versions_v1 {
uint16_t cmd; /* Command to check */
} __packed;
struct ec_response_get_cmd_versions {
/*
* Mask of supported versions; use EC_VER_MASK() to compare with a
@ -2285,13 +2289,28 @@ struct ec_params_charge_control {
#define EC_CMD_CONSOLE_SNAPSHOT 0x97
/*
* Read next chunk of data from saved snapshot.
* Read data from the saved snapshot. If the subcmd parameter is
* CONSOLE_READ_NEXT, this will return data starting from the beginning of
* the latest snapshot. If it is CONSOLE_READ_RECENT, it will start from the
* end of the previous snapshot.
*
* The params are only looked at in version >= 1 of this command. Prior
* versions will just default to CONSOLE_READ_NEXT behavior.
*
* Response is null-terminated string. Empty string, if there is no more
* remaining output.
*/
#define EC_CMD_CONSOLE_READ 0x98
enum ec_console_read_subcmd {
CONSOLE_READ_NEXT = 0,
CONSOLE_READ_RECENT
};
struct ec_params_console_read_v1 {
uint8_t subcmd; /* enum ec_console_read_subcmd */
} __packed;
/*****************************************************************************/
/*