[PATCH] drm/amd/pm: centralize all pp_dpm_xxx attribute nodes update cb

Feng, Kenneth Kenneth.Feng at amd.com
Mon Apr 1 01:58:13 UTC 2024


[AMD Official Use Only - General]

Reviewed-by: Kenneth Feng <kenneth.feng at amd.com>


-----Original Message-----
From: Wang, Yang(Kevin) <KevinYang.Wang at amd.com>
Sent: Monday, April 1, 2024 8:39 AM
To: amd-gfx at lists.freedesktop.org
Cc: Feng, Kenneth <Kenneth.Feng at amd.com>; Lazar, Lijo <Lijo.Lazar at amd.com>; Wang, Yang(Kevin) <KevinYang.Wang at amd.com>
Subject: [PATCH] drm/amd/pm: centralize all pp_dpm_xxx attribute nodes update cb

centralize all pp_dpm_xxx attr nodes into
pp_dpm_clk_default_attr_update() function.

Signed-off-by: Yang Wang <kevinyang.wang at amd.com>
---
 drivers/gpu/drm/amd/pm/amdgpu_pm.c | 207 ++++++++++++++++-------------
 1 file changed, 115 insertions(+), 92 deletions(-)

diff --git a/drivers/gpu/drm/amd/pm/amdgpu_pm.c b/drivers/gpu/drm/amd/pm/amdgpu_pm.c
index b410df28ccb2..5bc1cd4993e8 100644
--- a/drivers/gpu/drm/amd/pm/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/pm/amdgpu_pm.c
@@ -38,6 +38,8 @@
 #define MAX_NUM_OF_FEATURES_PER_SUBSET         8
 #define MAX_NUM_OF_SUBSETS                     8

+#define DEVICE_ATTR_IS(_name)          (attr_id == device_attr_id__##_name)
+
 struct od_attribute {
        struct kobj_attribute   attribute;
        struct list_head        entry;
@@ -2115,6 +2117,99 @@ static int pp_dpm_dcefclk_attr_update(struct amdgpu_device *adev, struct amdgpu_
        return 0;
 }

+static int pp_dpm_clk_default_attr_update(struct amdgpu_device *adev, struct amdgpu_device_attr *attr,
+                                         uint32_t mask, enum amdgpu_device_attr_states *states) {
+       struct device_attribute *dev_attr = &attr->dev_attr;
+       enum amdgpu_device_attr_id attr_id = attr->attr_id;
+       uint32_t mp1_ver = amdgpu_ip_version(adev, MP1_HWIP, 0);
+       uint32_t gc_ver = amdgpu_ip_version(adev, GC_HWIP, 0);
+
+       *states = ATTR_STATE_SUPPORTED;
+
+       if (!(attr->flags & mask)) {
+               *states = ATTR_STATE_UNSUPPORTED;
+               return 0;
+       }
+
+       if (DEVICE_ATTR_IS(pp_dpm_socclk)) {
+               if (gc_ver < IP_VERSION(9, 0, 0))
+                       *states = ATTR_STATE_UNSUPPORTED;
+       } else if (DEVICE_ATTR_IS(pp_dpm_fclk)) {
+               if (mp1_ver < IP_VERSION(10, 0, 0))
+                       *states = ATTR_STATE_UNSUPPORTED;
+       } else if (DEVICE_ATTR_IS(pp_dpm_vclk)) {
+               if (!(gc_ver == IP_VERSION(10, 3, 1) ||
+                     gc_ver == IP_VERSION(10, 3, 3) ||
+                     gc_ver == IP_VERSION(10, 3, 6) ||
+                     gc_ver == IP_VERSION(10, 3, 7) ||
+                     gc_ver == IP_VERSION(10, 3, 0) ||
+                     gc_ver == IP_VERSION(10, 1, 2) ||
+                     gc_ver == IP_VERSION(11, 0, 0) ||
+                     gc_ver == IP_VERSION(11, 0, 1) ||
+                     gc_ver == IP_VERSION(11, 0, 4) ||
+                     gc_ver == IP_VERSION(11, 5, 0) ||
+                     gc_ver == IP_VERSION(11, 0, 2) ||
+                     gc_ver == IP_VERSION(11, 0, 3) ||
+                     gc_ver == IP_VERSION(9, 4, 3)))
+                       *states = ATTR_STATE_UNSUPPORTED;
+       } else if (DEVICE_ATTR_IS(pp_dpm_vclk1)) {
+               if (!((gc_ver == IP_VERSION(10, 3, 1) ||
+                      gc_ver == IP_VERSION(10, 3, 0) ||
+                      gc_ver == IP_VERSION(11, 0, 2) ||
+                      gc_ver == IP_VERSION(11, 0, 3)) && adev->vcn.num_vcn_inst >= 2))
+                       *states = ATTR_STATE_UNSUPPORTED;
+       } else if (DEVICE_ATTR_IS(pp_dpm_dclk)) {
+               if (!(gc_ver == IP_VERSION(10, 3, 1) ||
+                     gc_ver == IP_VERSION(10, 3, 3) ||
+                     gc_ver == IP_VERSION(10, 3, 6) ||
+                     gc_ver == IP_VERSION(10, 3, 7) ||
+                     gc_ver == IP_VERSION(10, 3, 0) ||
+                     gc_ver == IP_VERSION(10, 1, 2) ||
+                     gc_ver == IP_VERSION(11, 0, 0) ||
+                     gc_ver == IP_VERSION(11, 0, 1) ||
+                     gc_ver == IP_VERSION(11, 0, 4) ||
+                     gc_ver == IP_VERSION(11, 5, 0) ||
+                     gc_ver == IP_VERSION(11, 0, 2) ||
+                     gc_ver == IP_VERSION(11, 0, 3) ||
+                     gc_ver == IP_VERSION(9, 4, 3)))
+                       *states = ATTR_STATE_UNSUPPORTED;
+       } else if (DEVICE_ATTR_IS(pp_dpm_dclk1)) {
+               if (!((gc_ver == IP_VERSION(10, 3, 1) ||
+                      gc_ver == IP_VERSION(10, 3, 0) ||
+                      gc_ver == IP_VERSION(11, 0, 2) ||
+                      gc_ver == IP_VERSION(11, 0, 3)) && adev->vcn.num_vcn_inst >= 2))
+                       *states = ATTR_STATE_UNSUPPORTED;
+       } else if (DEVICE_ATTR_IS(pp_dpm_pcie)) {
+               if (gc_ver == IP_VERSION(9, 4, 2) ||
+                   gc_ver == IP_VERSION(9, 4, 3))
+                       *states = ATTR_STATE_UNSUPPORTED;
+       }
+
+       switch (gc_ver) {
+       case IP_VERSION(9, 4, 1):
+       case IP_VERSION(9, 4, 2):
+               /* the Mi series card does not support standalone mclk/socclk/fclk level setting */
+               if (DEVICE_ATTR_IS(pp_dpm_mclk) ||
+                   DEVICE_ATTR_IS(pp_dpm_socclk) ||
+                   DEVICE_ATTR_IS(pp_dpm_fclk)) {
+                       dev_attr->attr.mode &= ~S_IWUGO;
+                       dev_attr->store = NULL;
+               }
+               break;
+       default:
+               break;
+       }
+
+       /* setting should not be allowed from VF if not in one VF mode */
+       if (amdgpu_sriov_vf(adev) && amdgpu_sriov_is_pp_one_vf(adev)) {
+               dev_attr->attr.mode &= ~S_IWUGO;
+               dev_attr->store = NULL;
+       }
+
+       return 0;
+}
+
 /* Following items will be read out to indicate current plpd policy:
  *  - -1: none
  *  - 0: disallow
@@ -2186,17 +2281,26 @@ static struct amdgpu_device_attr amdgpu_device_attrs[] = {
        AMDGPU_DEVICE_ATTR_RO(pp_cur_state,                             ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),
        AMDGPU_DEVICE_ATTR_RW(pp_force_state,                           ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),
        AMDGPU_DEVICE_ATTR_RW(pp_table,                                 ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),
-       AMDGPU_DEVICE_ATTR_RW(pp_dpm_sclk,                              ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),
-       AMDGPU_DEVICE_ATTR_RW(pp_dpm_mclk,                              ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),
-       AMDGPU_DEVICE_ATTR_RW(pp_dpm_socclk,                            ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),
-       AMDGPU_DEVICE_ATTR_RW(pp_dpm_fclk,                              ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),
-       AMDGPU_DEVICE_ATTR_RW(pp_dpm_vclk,                              ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),
-       AMDGPU_DEVICE_ATTR_RW(pp_dpm_vclk1,                             ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),
-       AMDGPU_DEVICE_ATTR_RW(pp_dpm_dclk,                              ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),
-       AMDGPU_DEVICE_ATTR_RW(pp_dpm_dclk1,                             ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),
+       AMDGPU_DEVICE_ATTR_RW(pp_dpm_sclk,                              ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF,
+                             .attr_update = pp_dpm_clk_default_attr_update),
+       AMDGPU_DEVICE_ATTR_RW(pp_dpm_mclk,                              ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF,
+                             .attr_update = pp_dpm_clk_default_attr_update),
+       AMDGPU_DEVICE_ATTR_RW(pp_dpm_socclk,                            ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF,
+                             .attr_update = pp_dpm_clk_default_attr_update),
+       AMDGPU_DEVICE_ATTR_RW(pp_dpm_fclk,                              ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF,
+                             .attr_update = pp_dpm_clk_default_attr_update),
+       AMDGPU_DEVICE_ATTR_RW(pp_dpm_vclk,                              ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF,
+                             .attr_update = pp_dpm_clk_default_attr_update),
+       AMDGPU_DEVICE_ATTR_RW(pp_dpm_vclk1,                             ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF,
+                             .attr_update = pp_dpm_clk_default_attr_update),
+       AMDGPU_DEVICE_ATTR_RW(pp_dpm_dclk,                              ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF,
+                             .attr_update = pp_dpm_clk_default_attr_update),
+       AMDGPU_DEVICE_ATTR_RW(pp_dpm_dclk1,                             ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF,
+                             .attr_update = pp_dpm_clk_default_attr_update),
        AMDGPU_DEVICE_ATTR_RW(pp_dpm_dcefclk,                           ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF,
                              .attr_update = pp_dpm_dcefclk_attr_update),
-       AMDGPU_DEVICE_ATTR_RW(pp_dpm_pcie,                              ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),
+       AMDGPU_DEVICE_ATTR_RW(pp_dpm_pcie,                              ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF,
+                             .attr_update = pp_dpm_clk_default_attr_update),
        AMDGPU_DEVICE_ATTR_RW(pp_sclk_od,                               ATTR_FLAG_BASIC),
        AMDGPU_DEVICE_ATTR_RW(pp_mclk_od,                               ATTR_FLAG_BASIC),
        AMDGPU_DEVICE_ATTR_RW(pp_power_profile_mode,                    ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),
@@ -2204,7 +2308,7 @@ static struct amdgpu_device_attr amdgpu_device_attrs[] = {
                              .attr_update = pp_od_clk_voltage_attr_update),
        AMDGPU_DEVICE_ATTR_RO(gpu_busy_percent,                         ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),
        AMDGPU_DEVICE_ATTR_RO(mem_busy_percent,                         ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),
-       AMDGPU_DEVICE_ATTR_RO(vcn_busy_percent,         ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),
+       AMDGPU_DEVICE_ATTR_RO(vcn_busy_percent,                         ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),
        AMDGPU_DEVICE_ATTR_RO(pcie_bw,                                  ATTR_FLAG_BASIC),
        AMDGPU_DEVICE_ATTR_RW(pp_features,                              ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),
        AMDGPU_DEVICE_ATTR_RO(unique_id,                                ATTR_FLAG_BASIC|ATTR_FLAG_ONEVF),
@@ -2227,7 +2331,6 @@ static int default_attr_update(struct amdgpu_device *adev, struct amdgpu_device_  {
        struct device_attribute *dev_attr = &attr->dev_attr;
        enum amdgpu_device_attr_id attr_id = attr->attr_id;
-       uint32_t mp1_ver = amdgpu_ip_version(adev, MP1_HWIP, 0);
        uint32_t gc_ver = amdgpu_ip_version(adev, GC_HWIP, 0);

        if (!(attr->flags & mask)) {
@@ -2235,15 +2338,7 @@ static int default_attr_update(struct amdgpu_device *adev, struct amdgpu_device_
                return 0;
        }

-#define DEVICE_ATTR_IS(_name)          (attr_id == device_attr_id__##_name)
-
-       if (DEVICE_ATTR_IS(pp_dpm_socclk)) {
-               if (gc_ver < IP_VERSION(9, 0, 0))
-                       *states = ATTR_STATE_UNSUPPORTED;
-       } else if (DEVICE_ATTR_IS(pp_dpm_fclk)) {
-               if (mp1_ver < IP_VERSION(10, 0, 0))
-                       *states = ATTR_STATE_UNSUPPORTED;
-       } else if (DEVICE_ATTR_IS(mem_busy_percent)) {
+       if (DEVICE_ATTR_IS(mem_busy_percent)) {
                if ((adev->flags & AMD_IS_APU &&
                     gc_ver != IP_VERSION(9, 4, 3)) ||
                    gc_ver == IP_VERSION(9, 0, 1))
@@ -2287,48 +2382,6 @@ static int default_attr_update(struct amdgpu_device *adev, struct amdgpu_device_
        } else if (DEVICE_ATTR_IS(gpu_metrics)) {
                if (gc_ver < IP_VERSION(9, 1, 0))
                        *states = ATTR_STATE_UNSUPPORTED;
-       } else if (DEVICE_ATTR_IS(pp_dpm_vclk)) {
-               if (!(gc_ver == IP_VERSION(10, 3, 1) ||
-                         gc_ver == IP_VERSION(10, 3, 3) ||
-                         gc_ver == IP_VERSION(10, 3, 6) ||
-                         gc_ver == IP_VERSION(10, 3, 7) ||
-                     gc_ver == IP_VERSION(10, 3, 0) ||
-                     gc_ver == IP_VERSION(10, 1, 2) ||
-                     gc_ver == IP_VERSION(11, 0, 0) ||
-                         gc_ver == IP_VERSION(11, 0, 1) ||
-                         gc_ver == IP_VERSION(11, 0, 4) ||
-                         gc_ver == IP_VERSION(11, 5, 0) ||
-                     gc_ver == IP_VERSION(11, 0, 2) ||
-                     gc_ver == IP_VERSION(11, 0, 3) ||
-                     gc_ver == IP_VERSION(9, 4, 3)))
-                       *states = ATTR_STATE_UNSUPPORTED;
-       } else if (DEVICE_ATTR_IS(pp_dpm_vclk1)) {
-               if (!((gc_ver == IP_VERSION(10, 3, 1) ||
-                          gc_ver == IP_VERSION(10, 3, 0) ||
-                          gc_ver == IP_VERSION(11, 0, 2) ||
-                          gc_ver == IP_VERSION(11, 0, 3)) && adev->vcn.num_vcn_inst >= 2))
-                       *states = ATTR_STATE_UNSUPPORTED;
-       } else if (DEVICE_ATTR_IS(pp_dpm_dclk)) {
-               if (!(gc_ver == IP_VERSION(10, 3, 1) ||
-                         gc_ver == IP_VERSION(10, 3, 3) ||
-                         gc_ver == IP_VERSION(10, 3, 6) ||
-                         gc_ver == IP_VERSION(10, 3, 7) ||
-                     gc_ver == IP_VERSION(10, 3, 0) ||
-                     gc_ver == IP_VERSION(10, 1, 2) ||
-                     gc_ver == IP_VERSION(11, 0, 0) ||
-                         gc_ver == IP_VERSION(11, 0, 1) ||
-                         gc_ver == IP_VERSION(11, 0, 4) ||
-                         gc_ver == IP_VERSION(11, 5, 0) ||
-                     gc_ver == IP_VERSION(11, 0, 2) ||
-                     gc_ver == IP_VERSION(11, 0, 3) ||
-                     gc_ver == IP_VERSION(9, 4, 3)))
-                       *states = ATTR_STATE_UNSUPPORTED;
-       } else if (DEVICE_ATTR_IS(pp_dpm_dclk1)) {
-               if (!((gc_ver == IP_VERSION(10, 3, 1) ||
-                          gc_ver == IP_VERSION(10, 3, 0) ||
-                          gc_ver == IP_VERSION(11, 0, 2) ||
-                          gc_ver == IP_VERSION(11, 0, 3)) && adev->vcn.num_vcn_inst >= 2))
-                       *states = ATTR_STATE_UNSUPPORTED;
        } else if (DEVICE_ATTR_IS(pp_power_profile_mode)) {
                if (amdgpu_dpm_get_power_profile_mode(adev, NULL) == -EOPNOTSUPP)
                        *states = ATTR_STATE_UNSUPPORTED;
@@ -2350,23 +2403,9 @@ static int default_attr_update(struct amdgpu_device *adev, struct amdgpu_device_
                if (amdgpu_dpm_get_apu_thermal_limit(adev, &limit) ==
                    -EOPNOTSUPP)
                        *states = ATTR_STATE_UNSUPPORTED;
-       } else if (DEVICE_ATTR_IS(pp_dpm_pcie)) {
-               if (gc_ver == IP_VERSION(9, 4, 2) ||
-                   gc_ver == IP_VERSION(9, 4, 3))
-                       *states = ATTR_STATE_UNSUPPORTED;
        }

        switch (gc_ver) {
-       case IP_VERSION(9, 4, 1):
-       case IP_VERSION(9, 4, 2):
-               /* the Mi series card does not support standalone mclk/socclk/fclk level setting */
-               if (DEVICE_ATTR_IS(pp_dpm_mclk) ||
-                   DEVICE_ATTR_IS(pp_dpm_socclk) ||
-                   DEVICE_ATTR_IS(pp_dpm_fclk)) {
-                       dev_attr->attr.mode &= ~S_IWUGO;
-                       dev_attr->store = NULL;
-               }
-               break;
        case IP_VERSION(10, 3, 0):
                if (DEVICE_ATTR_IS(power_dpm_force_performance_level) &&
                    amdgpu_sriov_vf(adev)) {
@@ -2378,22 +2417,6 @@ static int default_attr_update(struct amdgpu_device *adev, struct amdgpu_device_
                break;
        }

-       /* setting should not be allowed from VF if not in one VF mode */
-       if (amdgpu_sriov_vf(adev) && (!amdgpu_sriov_is_pp_one_vf(adev) ||
-               DEVICE_ATTR_IS(pp_dpm_sclk) ||
-               DEVICE_ATTR_IS(pp_dpm_mclk) ||
-               DEVICE_ATTR_IS(pp_dpm_socclk) ||
-               DEVICE_ATTR_IS(pp_dpm_fclk) ||
-               DEVICE_ATTR_IS(pp_dpm_vclk) ||
-               DEVICE_ATTR_IS(pp_dpm_vclk1) ||
-               DEVICE_ATTR_IS(pp_dpm_dclk) ||
-               DEVICE_ATTR_IS(pp_dpm_dclk1))) {
-               dev_attr->attr.mode &= ~S_IWUGO;
-               dev_attr->store = NULL;
-       }
-
-#undef DEVICE_ATTR_IS
-
        return 0;
 }

--
2.34.1



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