<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312"> </head> <body> [AMD Official Use Only - General] <div> <div dir="auto" style="color: rgb(33, 33, 33); background-color: rgb(255, 255, 255);"> <div dir="auto" style="color:rgb(0, 0, 0);font-size:14.6667px;background-color:rgb(255, 255, 255)"> a typo issue in commit message: "msu", </div> <div dir="auto" style="color:rgb(0, 0, 0);font-size:14.6667px;background-color:rgb(255, 255, 255)"> and one comment inline. </div> <div dir="auto" style="color:rgb(0, 0, 0);font-size:14.6667px;background-color:rgb(255, 255, 255)"> </div> <div dir="auto" style="color:rgb(0, 0, 0);font-size:14.6667px;background-color:rgb(255, 255, 255)"> <div dir="auto" style="background-color:rgb(255, 255, 255)">Reviewed-by: Yang Wang <kevinyang.wang@amd.com></div> <div dir="auto" style="background-color:rgb(255, 255, 255)"> </div> <div dir="auto" style="background-color:rgb(255, 255, 255)">Best Regards</div> <div dir="auto" style="background-color:rgb(255, 255, 255)">Kevin</div> </div> </div> <div id="ms-outlook-mobile-signature" dir="auto"> <div dir="auto" id="mail-editor-reference-message-container"> <hr style="display:inline-block;width:98%" tabindex="-1"> <div id="divRplyFwdMsg">发件人: amd-gfx <amd-gfx-bounces@lists.freedesktop.org> 代表 Kenneth Feng <kenneth.feng@amd.com> 发送时间: 2022年11月8日星期二上午8:36 收件人: amd-gfx@lists.freedesktop.org 抄送: Feng, Kenneth 主题: [PATCH v2] drm/amd/pm: enable mode1 reset on smu_v13_0_10 </div> <meta name="Generator" content="Microsoft Exchange Server">  <div class="PlainText" dir="auto">enable mode1 reset and prioritize debug port on msu_v13_0_10 as a more reliable message processing v2 - move mode1 reset callback to smu_v13_0_0_ppt.c Signed-off-by: Kenneth Feng <kenneth.feng@amd.com> --- drivers/gpu/drm/amd/amdgpu/soc21.c | 1 + drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h | 4 ++ .../drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c | 53 ++++++++++++++++++- drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c | 18 +++++++ drivers/gpu/drm/amd/pm/swsmu/smu_cmn.h | 3 ++ 5 files changed, 77 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/soc21.c b/drivers/gpu/drm/amd/amdgpu/soc21.c index 1d4013ed0d10..b258e9aa0558 100644 --- a/drivers/gpu/drm/amd/amdgpu/soc21.c +++ b/drivers/gpu/drm/amd/amdgpu/soc21.c @@ -322,6 +322,7 @@ soc21_asic_reset_method(struct amdgpu_device *adev) switch (adev->ip_versions[MP1_HWIP][0]) { case IP_VERSION(13, 0, 0): case IP_VERSION(13, 0, 7): + case IP_VERSION(13, 0, 10): return AMD_RESET_METHOD_MODE1; case IP_VERSION(13, 0, 4): return AMD_RESET_METHOD_MODE2; diff --git a/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h index e2fa3b066b96..1bc26e93a83c 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h +++ b/drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h @@ -568,6 +568,10 @@ struct smu_context u32 param_reg; u32 msg_reg; u32 resp_reg; + + u32 debug_param_reg; + u32 debug_msg_reg; + u32 debug_resp_reg; }; struct i2c_adapter; 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 29529328152d..588527310188 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 @@ -70,6 +70,26 @@ #define MP0_MP1_DATA_REGION_SIZE_COMBOPPTABLE 0x4000 +#define mmMP1_SMN_C2PMSG_66 0x0282 +#define mmMP1_SMN_C2PMSG_66_BASE_IDX 0 + +#define mmMP1_SMN_C2PMSG_82 0x0292 +#define mmMP1_SMN_C2PMSG_82_BASE_IDX 0 + +#define mmMP1_SMN_C2PMSG_90 0x029a +#define mmMP1_SMN_C2PMSG_90_BASE_IDX 0 + +#define mmMP1_SMN_C2PMSG_75 0x028b +#define mmMP1_SMN_C2PMSG_75_BASE_IDX 0 + +#define mmMP1_SMN_C2PMSG_53 0x0275 +#define mmMP1_SMN_C2PMSG_53_BASE_IDX 0 + +#define mmMP1_SMN_C2PMSG_54 0x0276 +#define mmMP1_SMN_C2PMSG_54_BASE_IDX 0 + +#define DEBUGSMC_MSG_Mode1Reset 2 + static struct cmn2asic_msg_mapping smu_v13_0_0_message_map[SMU_MSG_MAX_COUNT] = { MSG_MAP(TestMessage, PPSMC_MSG_TestMessage, 1), MSG_MAP(GetSmuVersion, PPSMC_MSG_GetSmuVersion, 1), @@ -1763,6 +1783,35 @@ static int smu_v13_0_0_set_df_cstate(struct smu_context *smu, NULL); } +static int smu_v13_0_0_mode1_reset(struct smu_context *smu) +{ + int ret = 0;</div> <div class="PlainText" dir="auto">kevin:</div> <div class="PlainText" dir="auto">No initialization required </div> <div class="PlainText" dir="auto"> </div> <div class="PlainText" dir="auto">+ struct amdgpu_device *adev = smu->adev; + + if (adev->ip_versions[MP1_HWIP][0] == IP_VERSION(13, 0, 10)) + ret = smu_cmn_send_debug_smc_msg(smu, DEBUGSMC_MSG_Mode1Reset); + else + ret = smu_cmn_send_smc_msg(smu, SMU_MSG_Mode1Reset, NULL); + + if (!ret) + msleep(SMU13_MODE1_RESET_WAIT_TIME_IN_MS); + + return ret; +} + +static void smu_v13_0_0_set_smu_mailbox_registers(struct smu_context *smu) +{ + struct amdgpu_device *adev = smu->adev; + + smu->param_reg = SOC15_REG_OFFSET(MP1, 0, mmMP1_SMN_C2PMSG_82); + smu->msg_reg = SOC15_REG_OFFSET(MP1, 0, mmMP1_SMN_C2PMSG_66); + smu->resp_reg = SOC15_REG_OFFSET(MP1, 0, mmMP1_SMN_C2PMSG_90); + + smu->debug_param_reg = SOC15_REG_OFFSET(MP1, 0, mmMP1_SMN_C2PMSG_53); + smu->debug_msg_reg = SOC15_REG_OFFSET(MP1, 0, mmMP1_SMN_C2PMSG_75); + smu->debug_resp_reg = SOC15_REG_OFFSET(MP1, 0, mmMP1_SMN_C2PMSG_54); +} + static const struct pptable_funcs smu_v13_0_0_ppt_funcs = { .get_allowed_feature_mask = smu_v13_0_0_get_allowed_feature_mask, .set_default_dpm_table = smu_v13_0_0_set_default_dpm_table, @@ -1830,7 +1879,7 @@ static const struct pptable_funcs smu_v13_0_0_ppt_funcs = { .baco_enter = smu_v13_0_baco_enter, .baco_exit = smu_v13_0_baco_exit, .mode1_reset_is_support = smu_v13_0_0_is_mode1_reset_supported, - .mode1_reset = smu_v13_0_mode1_reset, + .mode1_reset = smu_v13_0_0_mode1_reset, .set_mp1_state = smu_v13_0_0_set_mp1_state, .set_df_cstate = smu_v13_0_0_set_df_cstate, }; @@ -1844,5 +1893,5 @@ void smu_v13_0_0_set_ppt_funcs(struct smu_context *smu) smu->table_map = smu_v13_0_0_table_map; smu->pwr_src_map = smu_v13_0_0_pwr_src_map; smu->workload_map = smu_v13_0_0_workload_map; - smu_v13_0_set_smu_mailbox_registers(smu); + smu_v13_0_0_set_smu_mailbox_registers(smu); } diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c b/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c index e4f8f90ac5aa..768b6e7dbd77 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c @@ -233,6 +233,18 @@ static void __smu_cmn_send_msg(struct smu_context *smu, WREG32(smu->msg_reg, msg); } +static int __smu_cmn_send_debug_msg(struct smu_context *smu, + u32 msg, + u32 param) +{ + struct amdgpu_device *adev = smu->adev; + + WREG32(smu->debug_param_reg, param); + WREG32(smu->debug_msg_reg, msg); + WREG32(smu->debug_resp_reg, 0); + + return 0; +} /** * smu_cmn_send_msg_without_waiting -- send the message; don't wait for status * @smu: pointer to an SMU context @@ -386,6 +398,12 @@ int smu_cmn_send_smc_msg(struct smu_context *smu, read_arg); } +int smu_cmn_send_debug_smc_msg(struct smu_context *smu, + uint32_t msg) +{ + return __smu_cmn_send_debug_msg(smu, msg, 0); +} + int smu_cmn_to_asic_specific_index(struct smu_context *smu, enum smu_cmn2asic_mapping_type type, uint32_t index) diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.h b/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.h index 1526ce09c399..f82cf76dd3a4 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.h +++ b/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.h @@ -42,6 +42,9 @@ int smu_cmn_send_smc_msg(struct smu_context *smu, enum smu_message_type msg, uint32_t *read_arg); +int smu_cmn_send_debug_smc_msg(struct smu_context *smu, + uint32_t msg); + int smu_cmn_wait_for_response(struct smu_context *smu); int smu_cmn_to_asic_specific_index(struct smu_context *smu, -- 2.25.1 </div> </div> </div> </div> </body> </html>