[PATCH] drm/amd/pm: print pp_dpm_mclk in ascending order on SMU v14.0.0

[Zhang, Yifan]

[Public]

Reviewed-by: Yifan Zhang <yifan1.zhang at amd.com>

-----Original Message-----
From: Huang, Tim <Tim.Huang at amd.com>
Sent: Monday, October 28, 2024 2:36 PM
To: amd-gfx at lists.freedesktop.org
Cc: Deucher, Alexander <Alexander.Deucher at amd.com>; Zhang, Yifan <Yifan1.Zhang at amd.com>; Ma, Li <Li.Ma at amd.com>; Huang, Tim <Tim.Huang at amd.com>
Subject: [PATCH] drm/amd/pm: print pp_dpm_mclk in ascending order on SMU v14.0.0

Currently, the pp_dpm_mclk values are reported in descending order on SMU IP v14.0.0/1/4. Adjust to ascending order for consistency with other clock interfaces.

Signed-off-by: Tim Huang <tim.huang at amd.com>
---
 drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_0_ppt.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_0_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_0_ppt.c
index 8798ebfcea83..84f9b007b59f 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_0_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_0_ppt.c
@@ -1132,7 +1132,7 @@ static int smu_v14_0_common_get_dpm_level_count(struct smu_context *smu,  static int smu_v14_0_0_print_clk_levels(struct smu_context *smu,
                                        enum smu_clk_type clk_type, char *buf)  {
-       int i, size = 0, ret = 0;
+       int i, idx, ret = 0, size = 0;
        uint32_t cur_value = 0, value = 0, count = 0;
        uint32_t min, max;

@@ -1168,7 +1168,8 @@ static int smu_v14_0_0_print_clk_levels(struct smu_context *smu,
                        break;

                for (i = 0; i < count; i++) {
-                       ret = smu_v14_0_common_get_dpm_freq_by_index(smu, clk_type, i, &value);
+                       idx = (clk_type == SMU_MCLK) ? (count - i - 1) : i;
+                       ret = smu_v14_0_common_get_dpm_freq_by_index(smu, clk_type, idx,
+&value);
                        if (ret)
                                break;

--
2.43.0