Re: [PATCH 03/13] platform/chrome: use macros for passthru indexes

From: Guenter Roeck
Date: Mon Jun 06 2022 - 11:22:24 EST

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In reply to: Tzung-Bi Shih: "[PATCH 03/13] platform/chrome: use macros for passthru indexes"
Next in thread: Guenter Roeck: "Re: [PATCH 03/13] platform/chrome: use macros for passthru indexes"
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On Mon, Jun 6, 2022 at 7:12 AM Tzung-Bi Shih <tzungbi@xxxxxxxxxx> wrote:
>
> Move passthru indexes for EC and PD devices to common header. Also use
> them instead of literal constants.
>
> Signed-off-by: Tzung-Bi Shih <tzungbi@xxxxxxxxxx>

Reviewed-by: Guenter Roeck <linux@xxxxxxxxxxxx>

> ---
> drivers/platform/chrome/cros_ec.c | 3 ---
> drivers/platform/chrome/cros_ec_proto.c | 6 +++---
> drivers/platform/chrome/cros_ec_proto_test.c | 18 ++++++++++++------
> drivers/platform/chrome/cros_ec_trace.h | 8 ++++----
> include/linux/platform_data/cros_ec_proto.h | 3 +++
> 5 files changed, 22 insertions(+), 16 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 c5e16566a634..5169bf33360b 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);
> @@ -393,7 +394,8 @@ static void cros_ec_proto_test_query_all_no_pd(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);
> @@ -535,7 +537,8 @@ 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);
> @@ -623,7 +626,8 @@ static void cros_ec_proto_test_query_all_no_mkbp2(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);
> @@ -723,7 +727,8 @@ 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);
> @@ -833,7 +838,8 @@ static void cros_ec_proto_test_query_all_default_wake_mask(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);
> 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
>

Next message: Yassine Oudjana: "[PATCH] ASoC: wcd9335: Remove RX channel from old list before adding it to a new one"
Previous message: Peter Geis: "[PATCH] fixup! arm64: dts: rockchip: Add rk3568 PCIe2x1 controller"
In reply to: Tzung-Bi Shih: "[PATCH 03/13] platform/chrome: use macros for passthru indexes"
Next in thread: Guenter Roeck: "Re: [PATCH 03/13] platform/chrome: use macros for passthru indexes"
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