Reviewed-by: Ken Wang<[email protected]> ________________________________ From: amd-gfx <[email protected]> on behalf of Rex Zhu <[email protected]> Sent: Monday, June 19, 2017 6:05:16 PM To: [email protected] Cc: Zhu, Rex Subject: [PATCH] drm/amd/powerplay: add support for ATOM GFXCLK table v2.
Change-Id: I42e3d7b684ee903ce3ced6135f954cea0d113503 Signed-off-by: Rex Zhu <[email protected]> --- drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c | 14 +++++--- .../gpu/drm/amd/powerplay/hwmgr/vega10_pptable.h | 9 +++++ .../amd/powerplay/hwmgr/vega10_processpptables.c | 42 +++++++++++++++++----- 3 files changed, 51 insertions(+), 14 deletions(-) diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c index d9744b6..e2e2822 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c @@ -2864,6 +2864,7 @@ static int vega10_get_pp_table_entry_callback_func(struct pp_hwmgr *hwmgr, void *state, struct pp_power_state *power_state, void *pp_table, uint32_t classification_flag) { + ATOM_Vega10_GFXCLK_Dependency_Record_V2 *patom_record_V2; struct vega10_power_state *vega10_power_state = cast_phw_vega10_power_state(&(power_state->hardware)); struct vega10_performance_level *performance_level; @@ -2940,11 +2941,16 @@ static int vega10_get_pp_table_entry_callback_func(struct pp_hwmgr *hwmgr, performance_level = &(vega10_power_state->performance_levels [vega10_power_state->performance_level_count++]); - performance_level->soc_clock = socclk_dep_table->entries - [state_entry->ucSocClockIndexHigh].ulClk; - performance_level->gfx_clock = gfxclk_dep_table->entries + [state_entry->ucSocClockIndexHigh].ulClk; + if (gfxclk_dep_table->ucRevId == 0) { + performance_level->gfx_clock = gfxclk_dep_table->entries [state_entry->ucGfxClockIndexHigh].ulClk; + } else if (gfxclk_dep_table->ucRevId == 1) { + patom_record_V2 = (ATOM_Vega10_GFXCLK_Dependency_Record_V2 *)gfxclk_dep_table->entries; + performance_level->gfx_clock = patom_record_V2[state_entry->ucGfxClockIndexHigh].ulClk; + } + performance_level->mem_clock = mclk_dep_table->entries [state_entry->ucMemClockIndexHigh].ulMemClk; return 0; @@ -3348,7 +3354,6 @@ static int vega10_populate_and_upload_sclk_mclk_dpm_levels( dpm_table-> gfx_table.dpm_levels[dpm_table->gfx_table.count - 1]. value = sclk; - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_OD6PlusinACSupport) || phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, @@ -3471,7 +3476,6 @@ static int vega10_populate_and_upload_sclk_mclk_dpm_levels( return result); } } - return result; } diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_pptable.h b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_pptable.h index 52beea3..b3e6300 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_pptable.h +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_pptable.h @@ -144,6 +144,15 @@ USHORT usAVFSOffset; /* AVFS Voltage offset */ } ATOM_Vega10_GFXCLK_Dependency_Record; +typedef struct _ATOM_Vega10_GFXCLK_Dependency_Record_V2 { + ULONG ulClk; + UCHAR ucVddInd; + USHORT usCKSVOffsetandDisable; + USHORT usAVFSOffset; + UCHAR ucACGEnable; + UCHAR ucReserved[3]; +} ATOM_Vega10_GFXCLK_Dependency_Record_V2; + typedef struct _ATOM_Vega10_MCLK_Dependency_Record { ULONG ulMemClk; /* Clock Frequency */ UCHAR ucVddInd; /* SOC_VDD index */ diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c index 2b892e4..1623644 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c @@ -585,6 +585,7 @@ static int get_gfxclk_voltage_dependency_table( uint32_t table_size, i; struct phm_ppt_v1_clock_voltage_dependency_table *clk_table; + ATOM_Vega10_GFXCLK_Dependency_Record_V2 *patom_record_v2; PP_ASSERT_WITH_CODE((clk_dep_table->ucNumEntries != 0), "Invalid PowerPlay Table!", return -1); @@ -601,18 +602,41 @@ static int get_gfxclk_voltage_dependency_table( clk_table->count = clk_dep_table->ucNumEntries; - for (i = 0; i < clk_table->count; i++) { - clk_table->entries[i].vddInd = + if (clk_dep_table->ucRevId == 0) { + for (i = 0; i < clk_table->count; i++) { + clk_table->entries[i].vddInd = clk_dep_table->entries[i].ucVddInd; - clk_table->entries[i].clk = + clk_table->entries[i].clk = le32_to_cpu(clk_dep_table->entries[i].ulClk); - clk_table->entries[i].cks_enable = - (((clk_dep_table->entries[i].usCKSVOffsetandDisable & 0x8000) + clk_table->entries[i].cks_enable = + (((le16_to_cpu(clk_dep_table->entries[i].usCKSVOffsetandDisable) & 0x8000) >> 15) == 0) ? 1 : 0; - clk_table->entries[i].cks_voffset = - (clk_dep_table->entries[i].usCKSVOffsetandDisable & 0x7F); - clk_table->entries[i].sclk_offset = - clk_dep_table->entries[i].usAVFSOffset; + clk_table->entries[i].cks_voffset = + le16_to_cpu(clk_dep_table->entries[i].usCKSVOffsetandDisable) & 0x7F; + clk_table->entries[i].sclk_offset = + le16_to_cpu(clk_dep_table->entries[i].usAVFSOffset); + } + } else if (clk_dep_table->ucRevId == 1) { + patom_record_v2 = (ATOM_Vega10_GFXCLK_Dependency_Record_V2 *)clk_dep_table->entries; + for (i = 0; i < clk_table->count; i++) { + clk_table->entries[i].vddInd = + patom_record_v2->ucVddInd; + clk_table->entries[i].clk = + le32_to_cpu(patom_record_v2->ulClk); + clk_table->entries[i].cks_enable = + (((le16_to_cpu(patom_record_v2->usCKSVOffsetandDisable) & 0x8000) + >> 15) == 0) ? 1 : 0; + clk_table->entries[i].cks_voffset = + le16_to_cpu(patom_record_v2->usCKSVOffsetandDisable) & 0x7F; + clk_table->entries[i].sclk_offset = + le16_to_cpu(patom_record_v2->usAVFSOffset); + patom_record_v2++; + } + } else { + kfree(clk_table); + PP_ASSERT_WITH_CODE(false, + "Unsupported GFXClockDependencyTable Revision!", + return -EINVAL); } *pp_vega10_clk_dep_table = clk_table; -- 1.9.1 _______________________________________________ amd-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/amd-gfx
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