To avoid possible memory leak.

Change-Id: I4740eac7fc2c6e934ec8f503e5a98057f0902f4a
Signed-off-by: Evan Quan <[email protected]>
---
 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c     | 2 ++
 drivers/gpu/drm/amd/powerplay/arcturus_ppt.c   | 1 +
 drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h | 1 +
 drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h  | 2 ++
 drivers/gpu/drm/amd/powerplay/navi10_ppt.c     | 1 +
 drivers/gpu/drm/amd/powerplay/smu_internal.h   | 2 ++
 drivers/gpu/drm/amd/powerplay/smu_v11_0.c      | 9 +++++++++
 7 files changed, 18 insertions(+)

diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c 
b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
index b353ac1b0f07..197fef6f59a8 100644
--- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
@@ -1127,6 +1127,8 @@ static int smu_sw_fini(void *handle)
                return ret;
        }
 
+       smu_fini_microcode(smu);
+
        return 0;
 }
 
diff --git a/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c 
b/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c
index c5c23126ec2d..db2d86e3953b 100644
--- a/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c
@@ -2435,6 +2435,7 @@ static const struct pptable_funcs arcturus_ppt_funcs = {
        .i2c_eeprom_fini = arcturus_i2c_eeprom_control_fini,
        .init_microcode = smu_v11_0_init_microcode,
        .load_microcode = smu_v11_0_load_microcode,
+       .fini_microcode = smu_v11_0_fini_microcode,
        .init_smc_tables = smu_v11_0_init_smc_tables,
        .fini_smc_tables = smu_v11_0_fini_smc_tables,
        .init_power = smu_v11_0_init_power,
diff --git a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h 
b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
index 7fed2556213f..718aecde88c0 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
@@ -495,6 +495,7 @@ struct pptable_funcs {
        int (*get_dpm_clock_table)(struct smu_context *smu, struct dpm_clocks 
*clock_table);
        int (*init_microcode)(struct smu_context *smu);
        int (*load_microcode)(struct smu_context *smu);
+       void (*fini_microcode)(struct smu_context *smu);
        int (*init_smc_tables)(struct smu_context *smu);
        int (*fini_smc_tables)(struct smu_context *smu);
        int (*init_power)(struct smu_context *smu);
diff --git a/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h 
b/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h
index 8d317e05f65b..4da5f5e87c81 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/smu_v11_0.h
@@ -145,6 +145,8 @@ enum smu_v11_0_baco_seq {
 
 int smu_v11_0_init_microcode(struct smu_context *smu);
 
+void smu_v11_0_fini_microcode(struct smu_context *smu);
+
 int smu_v11_0_load_microcode(struct smu_context *smu);
 
 int smu_v11_0_init_smc_tables(struct smu_context *smu);
diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c 
b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
index caa4355b601e..ebbbe38dfb63 100644
--- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
@@ -2311,6 +2311,7 @@ static const struct pptable_funcs navi10_ppt_funcs = {
        .update_pcie_parameters = navi10_update_pcie_parameters,
        .init_microcode = smu_v11_0_init_microcode,
        .load_microcode = smu_v11_0_load_microcode,
+       .fini_microcode = smu_v11_0_fini_microcode,
        .init_smc_tables = smu_v11_0_init_smc_tables,
        .fini_smc_tables = smu_v11_0_fini_smc_tables,
        .init_power = smu_v11_0_init_power,
diff --git a/drivers/gpu/drm/amd/powerplay/smu_internal.h 
b/drivers/gpu/drm/amd/powerplay/smu_internal.h
index 0c7d5f0b1cd1..dbdb870011d3 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_internal.h
+++ b/drivers/gpu/drm/amd/powerplay/smu_internal.h
@@ -27,6 +27,8 @@
 
 #define smu_init_microcode(smu) \
        ((smu)->ppt_funcs->init_microcode ? 
(smu)->ppt_funcs->init_microcode((smu)) : 0)
+#define smu_fini_microcode(smu) \
+       ((smu)->ppt_funcs->fini_microcode ? 
(smu)->ppt_funcs->fini_microcode((smu)) : 0)
 #define smu_init_smc_tables(smu) \
        ((smu)->ppt_funcs->init_smc_tables ? 
(smu)->ppt_funcs->init_smc_tables((smu)) : 0)
 #define smu_fini_smc_tables(smu) \
diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c 
b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
index e2b1c619151f..10ae4575ccb2 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
@@ -195,6 +195,15 @@ int smu_v11_0_init_microcode(struct smu_context *smu)
        return err;
 }
 
+void smu_v11_0_fini_microcode(struct smu_context *smu)
+{
+       struct amdgpu_device *adev = smu->adev;
+
+       release_firmware(adev->pm.fw);
+       adev->pm.fw = NULL;
+       adev->pm.fw_version = 0;
+}
+
 int smu_v11_0_load_microcode(struct smu_context *smu)
 {
        struct amdgpu_device *adev = smu->adev;
-- 
2.26.2

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