mfd: cros_ec: set comments properly

Fix comments syntax and spelling errors.

Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Acked-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Acked-by: Benson Leung <bleung@chromium.org>
Reviewed-by: Fabien Lahoudere <fabien.lahoudere@collabora.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

1 files changed, 40 insertions, 25 deletions

diff --git a/include/linux/mfd/cros_ec_commands.h b/include/linux/mfd/cros_ec_commands.h
index 7b8fac4d0c89..a7a7060f44f7 100644
--- a/include/linux/mfd/cros_ec_commands.h
+++ b/include/linux/mfd/cros_ec_commands.h
@@ -42,13 +42,16 @@
 /* Protocol version 2 */
 #define EC_LPC_ADDR_HOST_ARGS    0x800  /* And 0x801, 0x802, 0x803 */
 #define EC_LPC_ADDR_HOST_PARAM   0x804  /* For version 2 params; size is
-					 * EC_PROTO2_MAX_PARAM_SIZE */
+					 * EC_PROTO2_MAX_PARAM_SIZE
+					 */
 /* Protocol version 3 */
 #define EC_LPC_ADDR_HOST_PACKET  0x800  /* Offset of version 3 packet */
 #define EC_LPC_HOST_PACKET_SIZE  0x100  /* Max size of version 3 packet */
 
-/* The actual block is 0x800-0x8ff, but some BIOSes think it's 0x880-0x8ff
- * and they tell the kernel that so we have to think of it as two parts. */
+/*
+ * The actual block is 0x800-0x8ff, but some BIOSes think it's 0x880-0x8ff
+ * and they tell the kernel that so we have to think of it as two parts.
+ */
 #define EC_HOST_CMD_REGION0    0x800
 #define EC_HOST_CMD_REGION1    0x880
 #define EC_HOST_CMD_REGION_SIZE 0x80
@@ -324,7 +327,7 @@ struct ec_lpc_host_args {
  * If EC gets a command and this flag is not set, this is an old-style command.
  * Command version is 0 and params from host are at EC_LPC_ADDR_OLD_PARAM with
  * unknown length.  EC must respond with an old-style response (that is,
- * withouth setting EC_HOST_ARGS_FLAG_TO_HOST).
+ * without setting EC_HOST_ARGS_FLAG_TO_HOST).
  */
 #define EC_HOST_ARGS_FLAG_FROM_HOST 0x01
 /*
@@ -511,7 +514,7 @@ struct ec_host_response {
  * Notes on commands:
  *
  * Each command is an 16-bit command value.  Commands which take params or
- * return response data specify structs for that data.  If no struct is
+ * return response data specify structures for that data.  If no structure is
  * specified, the command does not input or output data, respectively.
  * Parameter/response length is implicit in the structs.  Some underlying
  * communication protocols (I2C, SPI) may add length or checksum headers, but
@@ -684,7 +687,7 @@ struct ec_response_get_cmd_versions {
 } __packed;
 
 /*
- * Check EC communcations status (busy). This is needed on i2c/spi but not
+ * Check EC communications status (busy). This is needed on i2c/spi but not
  * on lpc since it has its own out-of-band busy indicator.
  *
  * lpc must read the status from the command register. Attempting this on
@@ -721,7 +724,7 @@ struct ec_response_test_protocol {
 	uint8_t buf[32];
 } __packed;
 
-/* Get prococol information */
+/* Get protocol information */
 #define EC_CMD_GET_PROTOCOL_INFO	0x0b
 
 /* Flags for ec_response_get_protocol_info.flags */
@@ -767,7 +770,7 @@ struct ec_response_get_set_value {
 	uint32_t value;
 } __packed;
 
-/* More than one command can use these structs to get/set paramters. */
+/* More than one command can use these structs to get/set parameters. */
 #define EC_CMD_GSV_PAUSE_IN_S5	0x0c
 
 /*****************************************************************************/
@@ -917,8 +920,10 @@ struct ec_response_flash_info {
 	uint32_t protect_block_size;
 } __packed;
 
-/* Flags for version 1+ flash info command */
-/* EC flash erases bits to 0 instead of 1 */
+/*
+ * Flags for version 1+ flash info command
+ * EC flash erases bits to 0 instead of 1.
+ */
 #define EC_FLASH_INFO_ERASE_TO_0 (1 << 0)
 
 /**
@@ -941,7 +946,8 @@ struct ec_response_flash_info {
  * fields following.
  *
  * gcc anonymous structs don't seem to get along with the __packed directive;
- * if they did we'd define the version 0 struct as a sub-struct of this one.
+ * if they did we'd define the version 0 structure as a sub-structure of this
+ * one.
  */
 struct ec_response_flash_info_1 {
 	/* Version 0 fields; see above for description */
@@ -1036,7 +1042,7 @@ struct ec_params_flash_erase {
  * re-requesting the desired flags, or by a hard reset if that fails.
  */
 #define EC_FLASH_PROTECT_ERROR_INCONSISTENT (1 << 5)
-/* Entile flash code protected when the EC boots */
+/* Entire flash code protected when the EC boots */
 #define EC_FLASH_PROTECT_ALL_AT_BOOT        (1 << 6)
 
 /**
@@ -1629,7 +1635,7 @@ struct ec_response_motion_sensor_data {
 	union {
 		int16_t             data[3];
 		struct {
-			uint16_t    rsvd;
+			uint16_t    reserved;
 			uint32_t    timestamp;
 		} __packed;
 		struct {
@@ -1828,7 +1834,7 @@ struct ec_response_rtc {
 #define EC_CMD_RTC_SET_VALUE 0x46
 #define EC_CMD_RTC_SET_ALARM 0x47
 
-/* Pass as param to SET_ALARM to clear the current alarm */
+/* Pass as time param to SET_ALARM to clear the current alarm */
 #define EC_RTC_ALARM_CLEAR 0
 
 /*****************************************************************************/
@@ -1914,7 +1920,8 @@ enum ec_temp_thresholds {
 	EC_TEMP_THRESH_COUNT
 };
 
-/* Thermal configuration for one temperature sensor. Temps are in degrees K.
+/*
+ * Thermal configuration for one temperature sensor. Temps are in degrees K.
  * Zero values will be silently ignored by the thermal task.
  */
 struct ec_thermal_config {
@@ -1929,8 +1936,10 @@ struct ec_params_thermal_get_threshold_v1 {
 } __packed;
 /* This returns a struct ec_thermal_config */
 
-/* Version 1 - set config for one sensor.
- * Use read-modify-write for best results! */
+/*
+ * Version 1 - set config for one sensor.
+ * Use read-modify-write for best results!
+ */
 struct ec_params_thermal_set_threshold_v1 {
 	uint32_t sensor_num;
 	struct ec_thermal_config cfg;
@@ -2079,7 +2088,12 @@ enum mkbp_config_valid {
 	EC_MKBP_VALID_FIFO_MAX_DEPTH		= 1 << 7,
 };
 
-/* Configuration for our key scanning algorithm */
+/*
+ * Configuration for our key scanning algorithm.
+ *
+ * Note that this is used as a sub-structure of
+ * ec_{params/response}_mkbp_get_config.
+ */
 struct ec_mkbp_config {
 	uint32_t valid_mask;		/* valid fields */
 	uint8_t flags;		/* some flags (enum mkbp_config_flags) */
@@ -2362,6 +2376,7 @@ struct ec_params_gpio_set {
 struct ec_params_gpio_get {
 	char name[32];
 } __packed;
+
 struct ec_response_gpio_get {
 	uint8_t val;
 } __packed;
@@ -2402,8 +2417,10 @@ enum gpio_get_subcmd {
 /* I2C commands. Only available when flash write protect is unlocked. */
 
 /*
- * TODO(crosbug.com/p/23570): These commands are deprecated, and will be
- * removed soon.  Use EC_CMD_I2C_XFER instead.
+ * CAUTION: These commands are deprecated, and are not supported anymore in EC
+ * builds >= 8398.0.0 (see crosbug.com/p/23570).
+ *
+ * Use EC_CMD_I2C_PASSTHRU instead.
  */
 
 /* Read I2C bus */
@@ -2415,6 +2432,7 @@ struct ec_params_i2c_read {
 	uint8_t port;
 	uint8_t offset;
 } __packed;
+
 struct ec_response_i2c_read {
 	uint16_t data;
 } __packed;
@@ -2450,7 +2468,6 @@ struct ec_params_charge_control {
 } __packed;
 
 /*****************************************************************************/
-/* Console commands. Only available when flash write protect is unlocked. */
 
 /* Snapshot console output buffer for use by EC_CMD_CONSOLE_READ. */
 #define EC_CMD_CONSOLE_SNAPSHOT 0x97
@@ -2904,9 +2921,7 @@ enum ec_i2s_config {
 };
 
 struct ec_param_codec_i2s {
-	/*
-	 * enum ec_codec_i2s_subcmd
-	 */
+	/* enum ec_codec_i2s_subcmd */
 	uint8_t cmd;
 	union {
 		/*
@@ -2981,7 +2996,7 @@ struct ec_response_codec_gain {
 enum ec_reboot_cmd {
 	EC_REBOOT_CANCEL = 0,        /* Cancel a pending reboot */
 	EC_REBOOT_JUMP_RO = 1,       /* Jump to RO without rebooting */
-	EC_REBOOT_JUMP_RW = 2,       /* Jump to RW without rebooting */
+	EC_REBOOT_JUMP_RW = 2,       /* Jump to active RW without rebooting */
 	/* (command 3 was jump to RW-B) */
 	EC_REBOOT_COLD = 4,          /* Cold-reboot */
 	EC_REBOOT_DISABLE_JUMP = 5,  /* Disable jump until next reboot */