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authorRex Zhu <Rex.Zhu@amd.com>2017-06-19 17:11:41 +0800
committerAlex Deucher <alexander.deucher@amd.com>2017-06-29 12:43:44 -0400
commitebc1c9c1be5b49ddb8396350b12b74be493d48d2 (patch)
tree1290d330fdfd0602f8bfa63b00ec75314d4af831 /drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c
parentdrm/amdgpu: fix the memory corruption on S3 (diff)
downloadlinux-dev-ebc1c9c1be5b49ddb8396350b12b74be493d48d2.tar.xz
linux-dev-ebc1c9c1be5b49ddb8396350b12b74be493d48d2.zip
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.c42
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;