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From 3931333e74178f61af3d8b2389fa050c86c1e0a3 Mon Sep 17 00:00:00 2001
From: Likun Gao <Likun.Gao@amd.com>
Date: Thu, 20 Dec 2018 20:09:00 +0800
Subject: [PATCH 1388/2940] drm/amd/powerplay: expose the function of smu read
argument
Expose the function of smu_read_smc_arg to get argument value from SMU11.
Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Reviewed-by: Kevin Wang <Kevin1.Wang@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h | 3 +++
drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 3 ++-
2 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
index fb5ca7136eb3..8eb2b75829e7 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
@@ -221,6 +221,7 @@ struct smu_funcs
int (*system_features_control)(struct smu_context *smu, bool en);
int (*send_smc_msg)(struct smu_context *smu, uint16_t msg);
int (*send_smc_msg_with_param)(struct smu_context *smu, uint16_t msg, uint32_t param);
+ int (*read_smc_arg)(struct smu_context *smu, uint32_t *arg);
};
@@ -270,6 +271,8 @@ struct smu_funcs
((smu)->funcs->send_smc_msg? (smu)->funcs->send_smc_msg((smu), (msg)) : 0)
#define smu_send_smc_msg_with_param(smu, msg, param) \
((smu)->funcs->send_smc_msg_with_param? (smu)->funcs->send_smc_msg_with_param((smu), (msg), (param)) : 0)
+#define smu_read_smc_arg(smu, arg) \
+ ((smu)->funcs->read_smc_arg? (smu)->funcs->read_smc_arg((smu), (arg)) : 0)
#define smu_store_powerplay_table(smu) \
((smu)->ppt_funcs->store_powerplay_table ? (smu)->ppt_funcs->store_powerplay_table((smu)) : 0)
#define smu_check_powerplay_table(smu) \
diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
index 1b82c254e580..ff3cfdbd620e 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
@@ -213,7 +213,7 @@ static int smu_v11_0_check_fw_version(struct smu_context *smu)
if (ret)
goto err;
- ret = smu_v11_0_read_arg(smu, &smu_version);
+ ret = smu_read_smc_arg(smu, &smu_version);
if (ret)
goto err;
@@ -670,6 +670,7 @@ static const struct smu_funcs smu_v11_0_funcs = {
.check_fw_version = smu_v11_0_check_fw_version,
.send_smc_msg = smu_v11_0_send_msg,
.send_smc_msg_with_param = smu_v11_0_send_msg_with_param,
+ .read_smc_arg = smu_v11_0_read_arg,
.read_pptable_from_vbios = smu_v11_0_read_pptable_from_vbios,
.init_smc_tables = smu_v11_0_init_smc_tables,
.fini_smc_tables = smu_v11_0_fini_smc_tables,
--
2.17.1
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