[PATCH 8/9] drm/amd/powerplay: drop unnecessary dynamic buffer allocation

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Since the structure comes with only several bytes.

Change-Id: Ie9df0db543fdd4cf5b963a286ef40dee03c436bf
Signed-off-by: Evan Quan <evan.quan@xxxxxxx>
---
 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c     |  3 ---
 drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h |  2 +-
 drivers/gpu/drm/amd/powerplay/smu_v11_0.c      | 15 +++------------
 3 files changed, 4 insertions(+), 16 deletions(-)

diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
index e55c6458b212..b353ac1b0f07 100644
--- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c
@@ -1121,9 +1121,6 @@ static int smu_sw_fini(void *handle)
 	struct smu_context *smu = &adev->smu;
 	int ret;
 
-	kfree(smu->irq_source);
-	smu->irq_source = NULL;
-
 	ret = smu_smc_table_sw_fini(smu);
 	if (ret) {
 		pr_err("Failed to sw fini smc table!\n");
diff --git a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
index 4aa63dc79124..7fed2556213f 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
@@ -356,7 +356,7 @@ struct smu_baco_context
 struct smu_context
 {
 	struct amdgpu_device            *adev;
-	struct amdgpu_irq_src		*irq_source;
+	struct amdgpu_irq_src		irq_source;
 
 	const struct pptable_funcs	*ppt_funcs;
 	struct mutex			mutex;
diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
index 891781a5c0d4..e2b1c619151f 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
@@ -1167,7 +1167,7 @@ int smu_v11_0_enable_thermal_alert(struct smu_context *smu)
 		if (ret)
 			return ret;
 
-		ret = amdgpu_irq_get(adev, smu->irq_source, 0);
+		ret = amdgpu_irq_get(adev, &smu->irq_source, 0);
 		if (ret)
 			return ret;
 
@@ -1191,7 +1191,7 @@ int smu_v11_0_enable_thermal_alert(struct smu_context *smu)
 
 int smu_v11_0_disable_thermal_alert(struct smu_context *smu)
 {
-	return amdgpu_irq_put(smu->adev, smu->irq_source, 0);
+	return amdgpu_irq_put(smu->adev, &smu->irq_source, 0);
 }
 
 static uint16_t convert_to_vddc(uint8_t vid)
@@ -1607,18 +1607,9 @@ static const struct amdgpu_irq_src_funcs smu_v11_0_irq_funcs =
 int smu_v11_0_register_irq_handler(struct smu_context *smu)
 {
 	struct amdgpu_device *adev = smu->adev;
-	struct amdgpu_irq_src *irq_src = smu->irq_source;
+	struct amdgpu_irq_src *irq_src = &smu->irq_source;
 	int ret = 0;
 
-	/* already register */
-	if (irq_src)
-		return 0;
-
-	irq_src = kzalloc(sizeof(struct amdgpu_irq_src), GFP_KERNEL);
-	if (!irq_src)
-		return -ENOMEM;
-	smu->irq_source = irq_src;
-
 	irq_src->num_types = 1;
 	irq_src->funcs = &smu_v11_0_irq_funcs;
 
-- 
2.26.2

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