[PATCH v2 03/15] platform/chrome: use macros for passthru indexes
From: Tzung-Bi Shih
Date: Tue Jun 07 2022 - 10:57:18 EST
Move passthru indexes for EC and PD devices to common header. Also use
them instead of literal constants.
Reviewed-by: Guenter Roeck <groeck@xxxxxxxxxxxx>
Signed-off-by: Tzung-Bi Shih <tzungbi@xxxxxxxxxx>
---
Changes from v1:
- Add R-b tag.
drivers/platform/chrome/cros_ec.c | 3 ---
drivers/platform/chrome/cros_ec_proto.c | 6 +++---
drivers/platform/chrome/cros_ec_proto_test.c | 15 ++++++++++-----
drivers/platform/chrome/cros_ec_trace.h | 8 ++++----
include/linux/platform_data/cros_ec_proto.h | 3 +++
5 files changed, 20 insertions(+), 15 deletions(-)
diff --git a/drivers/platform/chrome/cros_ec.c b/drivers/platform/chrome/cros_ec.c
index b3e94cdf7d1a..e51a3f2176c7 100644
--- a/drivers/platform/chrome/cros_ec.c
+++ b/drivers/platform/chrome/cros_ec.c
@@ -19,9 +19,6 @@
#include "cros_ec.h"
-#define CROS_EC_DEV_EC_INDEX 0
-#define CROS_EC_DEV_PD_INDEX 1
-
static struct cros_ec_platform ec_p = {
.ec_name = CROS_EC_DEV_NAME,
.cmd_offset = EC_CMD_PASSTHRU_OFFSET(CROS_EC_DEV_EC_INDEX),
diff --git a/drivers/platform/chrome/cros_ec_proto.c b/drivers/platform/chrome/cros_ec_proto.c
index 13ced9d2dd71..65191af5139c 100644
--- a/drivers/platform/chrome/cros_ec_proto.c
+++ b/drivers/platform/chrome/cros_ec_proto.c
@@ -433,7 +433,7 @@ int cros_ec_query_all(struct cros_ec_device *ec_dev)
/* First try sending with proto v3. */
ec_dev->proto_version = 3;
- ret = cros_ec_host_command_proto_query(ec_dev, 0, proto_msg);
+ ret = cros_ec_host_command_proto_query(ec_dev, CROS_EC_DEV_EC_INDEX, proto_msg);
if (ret == 0) {
proto_info = (struct ec_response_get_protocol_info *)
@@ -459,7 +459,7 @@ int cros_ec_query_all(struct cros_ec_device *ec_dev)
/*
* Check for PD
*/
- ret = cros_ec_host_command_proto_query(ec_dev, 1, proto_msg);
+ ret = cros_ec_host_command_proto_query(ec_dev, CROS_EC_DEV_PD_INDEX, proto_msg);
if (ret) {
dev_dbg(ec_dev->dev, "no PD chip found: %d\n", ret);
@@ -609,7 +609,7 @@ int cros_ec_cmd_xfer(struct cros_ec_device *ec_dev, struct cros_ec_command *msg)
msg->insize = ec_dev->max_response;
}
- if (msg->command < EC_CMD_PASSTHRU_OFFSET(1)) {
+ if (msg->command < EC_CMD_PASSTHRU_OFFSET(CROS_EC_DEV_PD_INDEX)) {
if (msg->outsize > ec_dev->max_request) {
dev_err(ec_dev->dev,
"request of size %u is too big (max: %u)\n",
diff --git a/drivers/platform/chrome/cros_ec_proto_test.c b/drivers/platform/chrome/cros_ec_proto_test.c
index 7ec53de4e256..628c6582ca78 100644
--- a/drivers/platform/chrome/cros_ec_proto_test.c
+++ b/drivers/platform/chrome/cros_ec_proto_test.c
@@ -280,7 +280,8 @@ static void cros_ec_proto_test_query_all_normal(struct kunit *test)
KUNIT_EXPECT_EQ(test, mock->msg.version, 0);
KUNIT_EXPECT_EQ(test, mock->msg.command,
- EC_CMD_PASSTHRU_OFFSET(1) | EC_CMD_GET_PROTOCOL_INFO);
+ EC_CMD_PASSTHRU_OFFSET(CROS_EC_DEV_PD_INDEX) |
+ EC_CMD_GET_PROTOCOL_INFO);
KUNIT_EXPECT_EQ(test, mock->msg.insize,
sizeof(struct ec_response_get_protocol_info));
KUNIT_EXPECT_EQ(test, mock->msg.outsize, 0);
@@ -395,7 +396,8 @@ static void cros_ec_proto_test_query_all_no_pd_return_error(struct kunit *test)
KUNIT_EXPECT_EQ(test, mock->msg.version, 0);
KUNIT_EXPECT_EQ(test, mock->msg.command,
- EC_CMD_PASSTHRU_OFFSET(1) | EC_CMD_GET_PROTOCOL_INFO);
+ EC_CMD_PASSTHRU_OFFSET(CROS_EC_DEV_PD_INDEX) |
+ EC_CMD_GET_PROTOCOL_INFO);
KUNIT_EXPECT_EQ(test, mock->msg.insize,
sizeof(struct ec_response_get_protocol_info));
KUNIT_EXPECT_EQ(test, mock->msg.outsize, 0);
@@ -684,7 +686,8 @@ static void cros_ec_proto_test_query_all_no_mkbp(struct kunit *test)
KUNIT_EXPECT_EQ(test, mock->msg.version, 0);
KUNIT_EXPECT_EQ(test, mock->msg.command,
- EC_CMD_PASSTHRU_OFFSET(1) | EC_CMD_GET_PROTOCOL_INFO);
+ EC_CMD_PASSTHRU_OFFSET(CROS_EC_DEV_PD_INDEX) |
+ EC_CMD_GET_PROTOCOL_INFO);
KUNIT_EXPECT_EQ(test, mock->msg.insize,
sizeof(struct ec_response_get_protocol_info));
KUNIT_EXPECT_EQ(test, mock->msg.outsize, 0);
@@ -782,7 +785,8 @@ static void cros_ec_proto_test_query_all_no_host_sleep(struct kunit *test)
KUNIT_EXPECT_EQ(test, mock->msg.version, 0);
KUNIT_EXPECT_EQ(test, mock->msg.command,
- EC_CMD_PASSTHRU_OFFSET(1) | EC_CMD_GET_PROTOCOL_INFO);
+ EC_CMD_PASSTHRU_OFFSET(CROS_EC_DEV_PD_INDEX) |
+ EC_CMD_GET_PROTOCOL_INFO);
KUNIT_EXPECT_EQ(test, mock->msg.insize,
sizeof(struct ec_response_get_protocol_info));
KUNIT_EXPECT_EQ(test, mock->msg.outsize, 0);
@@ -888,7 +892,8 @@ static void cros_ec_proto_test_query_all_default_wake_mask_return_error(struct k
KUNIT_EXPECT_EQ(test, mock->msg.version, 0);
KUNIT_EXPECT_EQ(test, mock->msg.command,
- EC_CMD_PASSTHRU_OFFSET(1) | EC_CMD_GET_PROTOCOL_INFO);
+ EC_CMD_PASSTHRU_OFFSET(CROS_EC_DEV_PD_INDEX) |
+ EC_CMD_GET_PROTOCOL_INFO);
KUNIT_EXPECT_EQ(test, mock->msg.insize,
sizeof(struct ec_response_get_protocol_info));
KUNIT_EXPECT_EQ(test, mock->msg.outsize, 0);
diff --git a/drivers/platform/chrome/cros_ec_trace.h b/drivers/platform/chrome/cros_ec_trace.h
index 9bb5cd2c98b8..d7e407de88df 100644
--- a/drivers/platform/chrome/cros_ec_trace.h
+++ b/drivers/platform/chrome/cros_ec_trace.h
@@ -30,8 +30,8 @@ TRACE_EVENT(cros_ec_request_start,
),
TP_fast_assign(
__entry->version = cmd->version;
- __entry->offset = cmd->command / EC_CMD_PASSTHRU_OFFSET(1);
- __entry->command = cmd->command % EC_CMD_PASSTHRU_OFFSET(1);
+ __entry->offset = cmd->command / EC_CMD_PASSTHRU_OFFSET(CROS_EC_DEV_PD_INDEX);
+ __entry->command = cmd->command % EC_CMD_PASSTHRU_OFFSET(CROS_EC_DEV_PD_INDEX);
__entry->outsize = cmd->outsize;
__entry->insize = cmd->insize;
),
@@ -55,8 +55,8 @@ TRACE_EVENT(cros_ec_request_done,
),
TP_fast_assign(
__entry->version = cmd->version;
- __entry->offset = cmd->command / EC_CMD_PASSTHRU_OFFSET(1);
- __entry->command = cmd->command % EC_CMD_PASSTHRU_OFFSET(1);
+ __entry->offset = cmd->command / EC_CMD_PASSTHRU_OFFSET(CROS_EC_DEV_PD_INDEX);
+ __entry->command = cmd->command % EC_CMD_PASSTHRU_OFFSET(CROS_EC_DEV_PD_INDEX);
__entry->outsize = cmd->outsize;
__entry->insize = cmd->insize;
__entry->result = cmd->result;
diff --git a/include/linux/platform_data/cros_ec_proto.h b/include/linux/platform_data/cros_ec_proto.h
index 138fd912c808..6475a8066f00 100644
--- a/include/linux/platform_data/cros_ec_proto.h
+++ b/include/linux/platform_data/cros_ec_proto.h
@@ -21,6 +21,9 @@
#define CROS_EC_DEV_SCP_NAME "cros_scp"
#define CROS_EC_DEV_TP_NAME "cros_tp"
+#define CROS_EC_DEV_EC_INDEX 0
+#define CROS_EC_DEV_PD_INDEX 1
+
/*
* The EC is unresponsive for a time after a reboot command. Add a
* simple delay to make sure that the bus stays locked.
--
2.36.1.255.ge46751e96f-goog