From: Ma Jun Date: Wed, 8 May 2024 08:39:29 +0000 (+0800) Subject: drm/amdgpu/pm: Check input value for power profile setting on smu11, smu13 and smu14 X-Git-Tag: v6.11-rc1~141^2~25^2~272 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=adb9de4dd207fb1264ea70b9eacab9f70ee4707a;p=thirdparty%2Fkernel%2Flinux.git drm/amdgpu/pm: Check input value for power profile setting on smu11, smu13 and smu14 Check the input value for CUSTOM profile mode setting on smu 11, smu13 and smu14. Otherwise we use uninitialized value of input[] Signed-off-by: Ma Jun Reviewed-by: Yang Wang Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c index 6d334a2aff672..623f6052f97ed 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c @@ -1416,6 +1416,9 @@ static int arcturus_set_power_profile_mode(struct smu_context *smu, if ((profile_mode == PP_SMC_POWER_PROFILE_CUSTOM) && (smu->smc_fw_version >= 0x360d00)) { + if (size != 10) + return -EINVAL; + ret = smu_cmn_update_table(smu, SMU_TABLE_ACTIVITY_MONITOR_COEFF, WORKLOAD_PPLIB_CUSTOM_BIT, @@ -1449,6 +1452,8 @@ static int arcturus_set_power_profile_mode(struct smu_context *smu, activity_monitor.Mem_PD_Data_error_coeff = input[8]; activity_monitor.Mem_PD_Data_error_rate_coeff = input[9]; break; + default: + return -EINVAL; } ret = smu_cmn_update_table(smu, diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c index c06e0d6e30177..01039cdd456b0 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c @@ -2021,6 +2021,8 @@ static int navi10_set_power_profile_mode(struct smu_context *smu, long *input, u } if (smu->power_profile_mode == PP_SMC_POWER_PROFILE_CUSTOM) { + if (size != 10) + return -EINVAL; ret = smu_cmn_update_table(smu, SMU_TABLE_ACTIVITY_MONITOR_COEFF, WORKLOAD_PPLIB_CUSTOM_BIT, @@ -2064,6 +2066,8 @@ static int navi10_set_power_profile_mode(struct smu_context *smu, long *input, u activity_monitor.Mem_PD_Data_error_coeff = input[8]; activity_monitor.Mem_PD_Data_error_rate_coeff = input[9]; break; + default: + return -EINVAL; } ret = smu_cmn_update_table(smu, diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c index e426f457a017f..d5a21d7836cc6 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c @@ -1722,6 +1722,8 @@ static int sienna_cichlid_set_power_profile_mode(struct smu_context *smu, long * } if (smu->power_profile_mode == PP_SMC_POWER_PROFILE_CUSTOM) { + if (size != 10) + return -EINVAL; ret = smu_cmn_update_table(smu, SMU_TABLE_ACTIVITY_MONITOR_COEFF, WORKLOAD_PPLIB_CUSTOM_BIT, @@ -1765,6 +1767,8 @@ static int sienna_cichlid_set_power_profile_mode(struct smu_context *smu, long * activity_monitor->Mem_PD_Data_error_coeff = input[8]; activity_monitor->Mem_PD_Data_error_rate_coeff = input[9]; break; + default: + return -EINVAL; } ret = smu_cmn_update_table(smu, diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c index 1e09d5f2d82fe..f7e756ca36dcd 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c @@ -2495,6 +2495,9 @@ static int smu_v13_0_0_set_power_profile_mode(struct smu_context *smu, } if (smu->power_profile_mode == PP_SMC_POWER_PROFILE_CUSTOM) { + if (size != 9) + return -EINVAL; + ret = smu_cmn_update_table(smu, SMU_TABLE_ACTIVITY_MONITOR_COEFF, WORKLOAD_PPLIB_CUSTOM_BIT, @@ -2526,6 +2529,8 @@ static int smu_v13_0_0_set_power_profile_mode(struct smu_context *smu, activity_monitor->Fclk_PD_Data_error_coeff = input[7]; activity_monitor->Fclk_PD_Data_error_rate_coeff = input[8]; break; + default: + return -EINVAL; } ret = smu_cmn_update_table(smu, diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c index e996a0a4d33e1..4f98869e02848 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c @@ -2450,6 +2450,8 @@ static int smu_v13_0_7_set_power_profile_mode(struct smu_context *smu, long *inp } if (smu->power_profile_mode == PP_SMC_POWER_PROFILE_CUSTOM) { + if (size != 8) + return -EINVAL; ret = smu_cmn_update_table(smu, SMU_TABLE_ACTIVITY_MONITOR_COEFF, WORKLOAD_PPLIB_CUSTOM_BIT, @@ -2478,6 +2480,8 @@ static int smu_v13_0_7_set_power_profile_mode(struct smu_context *smu, long *inp activity_monitor->Fclk_MinActiveFreq = input[6]; activity_monitor->Fclk_BoosterFreq = input[7]; break; + default: + return -EINVAL; } ret = smu_cmn_update_table(smu, diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_2_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_2_ppt.c index fb6f3bbe2a67e..c22be56024d1a 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_2_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_2_ppt.c @@ -1418,6 +1418,9 @@ static int smu_v14_0_2_set_power_profile_mode(struct smu_context *smu, } if (smu->power_profile_mode == PP_SMC_POWER_PROFILE_CUSTOM) { + if (size != 9) + return -EINVAL; + ret = smu_cmn_update_table(smu, SMU_TABLE_ACTIVITY_MONITOR_COEFF, WORKLOAD_PPLIB_CUSTOM_BIT, @@ -1449,6 +1452,8 @@ static int smu_v14_0_2_set_power_profile_mode(struct smu_context *smu, activity_monitor->Fclk_PD_Data_error_coeff = input[7]; activity_monitor->Fclk_PD_Data_error_rate_coeff = input[8]; break; + default: + return -EINVAL; } ret = smu_cmn_update_table(smu,