diff options
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c | 88 |
1 files changed, 80 insertions, 8 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c index 1623644ea49a..e343df190375 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c @@ -31,6 +31,8 @@ #include "cgs_common.h" #include "vega10_pptable.h" +#define NUM_DSPCLK_LEVELS 8 + static void set_hw_cap(struct pp_hwmgr *hwmgr, bool enable, enum phm_platform_caps cap) { @@ -644,11 +646,11 @@ static int get_gfxclk_voltage_dependency_table( return 0; } -static int get_dcefclk_voltage_dependency_table( +static int get_pix_clk_voltage_dependency_table( struct pp_hwmgr *hwmgr, struct phm_ppt_v1_clock_voltage_dependency_table **pp_vega10_clk_dep_table, - const ATOM_Vega10_DCEFCLK_Dependency_Table *clk_dep_table) + const ATOM_Vega10_PIXCLK_Dependency_Table *clk_dep_table) { uint32_t table_size, i; struct phm_ppt_v1_clock_voltage_dependency_table @@ -681,6 +683,76 @@ static int get_dcefclk_voltage_dependency_table( return 0; } +static int get_dcefclk_voltage_dependency_table( + struct pp_hwmgr *hwmgr, + struct phm_ppt_v1_clock_voltage_dependency_table + **pp_vega10_clk_dep_table, + const ATOM_Vega10_DCEFCLK_Dependency_Table *clk_dep_table) +{ + uint32_t table_size, i; + uint8_t num_entries; + struct phm_ppt_v1_clock_voltage_dependency_table + *clk_table; + struct cgs_system_info sys_info = {0}; + uint32_t dev_id; + uint32_t rev_id; + + PP_ASSERT_WITH_CODE((clk_dep_table->ucNumEntries != 0), + "Invalid PowerPlay Table!", return -1); + +/* + * workaround needed to add another DPM level for pioneer cards + * as VBIOS is locked down. + * This DPM level was added to support 3DPM monitors @ 4K120Hz + * + */ + sys_info.size = sizeof(struct cgs_system_info); + sys_info.info_id = CGS_SYSTEM_INFO_PCIE_DEV; + cgs_query_system_info(hwmgr->device, &sys_info); + dev_id = (uint32_t)sys_info.value; + + sys_info.size = sizeof(struct cgs_system_info); + sys_info.info_id = CGS_SYSTEM_INFO_PCIE_REV; + cgs_query_system_info(hwmgr->device, &sys_info); + rev_id = (uint32_t)sys_info.value; + + if (dev_id == 0x6863 && rev_id == 0 && + clk_dep_table->entries[clk_dep_table->ucNumEntries - 1].ulClk < 90000) + num_entries = clk_dep_table->ucNumEntries + 1 > NUM_DSPCLK_LEVELS ? + NUM_DSPCLK_LEVELS : clk_dep_table->ucNumEntries + 1; + else + num_entries = clk_dep_table->ucNumEntries; + + + table_size = sizeof(uint32_t) + + sizeof(phm_ppt_v1_clock_voltage_dependency_record) * + num_entries; + + clk_table = (struct phm_ppt_v1_clock_voltage_dependency_table *) + kzalloc(table_size, GFP_KERNEL); + + if (!clk_table) + return -ENOMEM; + + clk_table->count = (uint32_t)num_entries; + + for (i = 0; i < clk_dep_table->ucNumEntries; i++) { + clk_table->entries[i].vddInd = + clk_dep_table->entries[i].ucVddInd; + clk_table->entries[i].clk = + le32_to_cpu(clk_dep_table->entries[i].ulClk); + } + + if (i < num_entries) { + clk_table->entries[i].vddInd = clk_dep_table->entries[i-1].ucVddInd; + clk_table->entries[i].clk = 90000; + } + + *pp_vega10_clk_dep_table = clk_table; + + return 0; +} + static int get_pcie_table(struct pp_hwmgr *hwmgr, struct phm_ppt_v1_pcie_table **vega10_pcie_table, const Vega10_PPTable_Generic_SubTable_Header *table) @@ -862,21 +934,21 @@ static int init_powerplay_extended_tables( gfxclk_dep_table); if (!result && powerplay_table->usPixclkDependencyTableOffset) - result = get_dcefclk_voltage_dependency_table(hwmgr, + result = get_pix_clk_voltage_dependency_table(hwmgr, &pp_table_info->vdd_dep_on_pixclk, - (const ATOM_Vega10_DCEFCLK_Dependency_Table*) + (const ATOM_Vega10_PIXCLK_Dependency_Table*) pixclk_dep_table); if (!result && powerplay_table->usPhyClkDependencyTableOffset) - result = get_dcefclk_voltage_dependency_table(hwmgr, + result = get_pix_clk_voltage_dependency_table(hwmgr, &pp_table_info->vdd_dep_on_phyclk, - (const ATOM_Vega10_DCEFCLK_Dependency_Table *) + (const ATOM_Vega10_PIXCLK_Dependency_Table *) phyclk_dep_table); if (!result && powerplay_table->usDispClkDependencyTableOffset) - result = get_dcefclk_voltage_dependency_table(hwmgr, + result = get_pix_clk_voltage_dependency_table(hwmgr, &pp_table_info->vdd_dep_on_dispclk, - (const ATOM_Vega10_DCEFCLK_Dependency_Table *) + (const ATOM_Vega10_PIXCLK_Dependency_Table *) dispclk_dep_table); if (!result && powerplay_table->usDcefclkDependencyTableOffset) |