diff options
author | Rex Zhu <Rex.Zhu@amd.com> | 2017-06-19 17:11:41 +0800 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2017-06-29 12:43:44 -0400 |
commit | ebc1c9c1be5b49ddb8396350b12b74be493d48d2 (patch) | |
tree | 1290d330fdfd0602f8bfa63b00ec75314d4af831 /drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c | |
parent | 67bef0f7908a3a6b10e5a29d8e8c09e27f90c9f8 (diff) | |
download | linux-ebc1c9c1be5b49ddb8396350b12b74be493d48d2.tar.gz |
drm/amd/powerplay: add support for ATOM GFXCLK table v2.
New vbios table format on some boards.
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Ken Wang <Qingqing.Wang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c')
-rw-r--r-- | drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c | 42 |
1 files changed, 33 insertions, 9 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c index 2b892e47d8dc..1623644ea49a 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; |