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path: root/drivers/accel/amdxdna/aie2_smu.c
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Diffstat (limited to 'drivers/accel/amdxdna/aie2_smu.c')
-rw-r--r--drivers/accel/amdxdna/aie2_smu.c28
1 files changed, 24 insertions, 4 deletions
diff --git a/drivers/accel/amdxdna/aie2_smu.c b/drivers/accel/amdxdna/aie2_smu.c
index d303701b0ded..7f292a615ed8 100644
--- a/drivers/accel/amdxdna/aie2_smu.c
+++ b/drivers/accel/amdxdna/aie2_smu.c
@@ -11,6 +11,7 @@
#include "aie2_pci.h"
#include "amdxdna_pci_drv.h"
+#include "amdxdna_pm.h"
#define SMU_RESULT_OK 1
@@ -59,12 +60,16 @@ int npu1_set_dpm(struct amdxdna_dev_hdl *ndev, u32 dpm_level)
u32 freq;
int ret;
+ ret = amdxdna_pm_resume_get(ndev->xdna);
+ if (ret)
+ return ret;
+
ret = aie2_smu_exec(ndev, AIE2_SMU_SET_MPNPUCLK_FREQ,
ndev->priv->dpm_clk_tbl[dpm_level].npuclk, &freq);
if (ret) {
XDNA_ERR(ndev->xdna, "Set npu clock to %d failed, ret %d\n",
ndev->priv->dpm_clk_tbl[dpm_level].npuclk, ret);
- return ret;
+ goto suspend_put;
}
ndev->npuclk_freq = freq;
@@ -73,8 +78,10 @@ int npu1_set_dpm(struct amdxdna_dev_hdl *ndev, u32 dpm_level)
if (ret) {
XDNA_ERR(ndev->xdna, "Set h clock to %d failed, ret %d\n",
ndev->priv->dpm_clk_tbl[dpm_level].hclk, ret);
- return ret;
+ goto suspend_put;
}
+
+ amdxdna_pm_suspend_put(ndev->xdna);
ndev->hclk_freq = freq;
ndev->dpm_level = dpm_level;
@@ -82,26 +89,35 @@ int npu1_set_dpm(struct amdxdna_dev_hdl *ndev, u32 dpm_level)
ndev->npuclk_freq, ndev->hclk_freq);
return 0;
+
+suspend_put:
+ amdxdna_pm_suspend_put(ndev->xdna);
+ return ret;
}
int npu4_set_dpm(struct amdxdna_dev_hdl *ndev, u32 dpm_level)
{
int ret;
+ ret = amdxdna_pm_resume_get(ndev->xdna);
+ if (ret)
+ return ret;
+
ret = aie2_smu_exec(ndev, AIE2_SMU_SET_HARD_DPMLEVEL, dpm_level, NULL);
if (ret) {
XDNA_ERR(ndev->xdna, "Set hard dpm level %d failed, ret %d ",
dpm_level, ret);
- return ret;
+ goto suspend_put;
}
ret = aie2_smu_exec(ndev, AIE2_SMU_SET_SOFT_DPMLEVEL, dpm_level, NULL);
if (ret) {
XDNA_ERR(ndev->xdna, "Set soft dpm level %d failed, ret %d",
dpm_level, ret);
- return ret;
+ goto suspend_put;
}
+ amdxdna_pm_suspend_put(ndev->xdna);
ndev->npuclk_freq = ndev->priv->dpm_clk_tbl[dpm_level].npuclk;
ndev->hclk_freq = ndev->priv->dpm_clk_tbl[dpm_level].hclk;
ndev->dpm_level = dpm_level;
@@ -110,6 +126,10 @@ int npu4_set_dpm(struct amdxdna_dev_hdl *ndev, u32 dpm_level)
ndev->npuclk_freq, ndev->hclk_freq);
return 0;
+
+suspend_put:
+ amdxdna_pm_suspend_put(ndev->xdna);
+ return ret;
}
int aie2_smu_init(struct amdxdna_dev_hdl *ndev)