Instead of the hard-coded ones from VBIOS. Change-Id: Ic317e292fbea89f01badfcfe240134aabcbe84ec Signed-off-by: Evan Quan <evan.quan@xxxxxxx> --- .../drm/amd/powerplay/hwmgr/vega20_hwmgr.c | 46 ++++++++++++------- .../drm/amd/powerplay/hwmgr/vega20_hwmgr.h | 4 ++ 2 files changed, 34 insertions(+), 16 deletions(-) diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c index 740268315adf..800ab2702ec7 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c @@ -783,6 +783,8 @@ static int vega20_init_smc_table(struct pp_hwmgr *hwmgr) static int vega20_override_pcie_parameters(struct pp_hwmgr *hwmgr) { struct amdgpu_device *adev = (struct amdgpu_device *)(hwmgr->adev); + struct vega20_hwmgr *data = + (struct vega20_hwmgr *)(hwmgr->backend); uint32_t pcie_gen = 0, pcie_width = 0, smu_pcie_arg; int ret; @@ -819,6 +821,10 @@ static int vega20_override_pcie_parameters(struct pp_hwmgr *hwmgr) "[OverridePcieParameters] Attempt to override pcie params failed!", return ret); + data->pcie_parameters_override = 1; + data->pcie_gen_level1 = pcie_gen; + data->pcie_width_level1 = pcie_width; + return 0; } @@ -3103,7 +3109,7 @@ static int vega20_print_clock_levels(struct pp_hwmgr *hwmgr, &(data->dpm_table.fclk_table); int i, now, size = 0; int ret = 0; - uint32_t gen_speed, lane_width; + uint32_t gen_speed, lane_width, current_gen_speed, current_lane_width; switch (type) { case PP_SCLK: @@ -3187,28 +3193,36 @@ static int vega20_print_clock_levels(struct pp_hwmgr *hwmgr, break; case PP_PCIE: - gen_speed = (RREG32_PCIE(smnPCIE_LC_SPEED_CNTL) & + current_gen_speed = (RREG32_PCIE(smnPCIE_LC_SPEED_CNTL) & PSWUSP0_PCIE_LC_SPEED_CNTL__LC_CURRENT_DATA_RATE_MASK) >> PSWUSP0_PCIE_LC_SPEED_CNTL__LC_CURRENT_DATA_RATE__SHIFT; - lane_width = (RREG32_PCIE(smnPCIE_LC_LINK_WIDTH_CNTL) & + current_lane_width = (RREG32_PCIE(smnPCIE_LC_LINK_WIDTH_CNTL) & PCIE_LC_LINK_WIDTH_CNTL__LC_LINK_WIDTH_RD_MASK) >> PCIE_LC_LINK_WIDTH_CNTL__LC_LINK_WIDTH_RD__SHIFT; - for (i = 0; i < NUM_LINK_LEVELS; i++) + for (i = 0; i < NUM_LINK_LEVELS; i++) { + if (i == 1 && data->pcie_parameters_override) { + gen_speed = data->pcie_gen_level1; + lane_width = data->pcie_width_level1; + } else { + gen_speed = pptable->PcieGenSpeed[i]; + lane_width = pptable->PcieLaneCount[i]; + } size += sprintf(buf + size, "%d: %s %s %dMhz %s\n", i, - (pptable->PcieGenSpeed[i] == 0) ? "2.5GT/s," : - (pptable->PcieGenSpeed[i] == 1) ? "5.0GT/s," : - (pptable->PcieGenSpeed[i] == 2) ? "8.0GT/s," : - (pptable->PcieGenSpeed[i] == 3) ? "16.0GT/s," : "", - (pptable->PcieLaneCount[i] == 1) ? "x1" : - (pptable->PcieLaneCount[i] == 2) ? "x2" : - (pptable->PcieLaneCount[i] == 3) ? "x4" : - (pptable->PcieLaneCount[i] == 4) ? "x8" : - (pptable->PcieLaneCount[i] == 5) ? "x12" : - (pptable->PcieLaneCount[i] == 6) ? "x16" : "", + (gen_speed == 0) ? "2.5GT/s," : + (gen_speed == 1) ? "5.0GT/s," : + (gen_speed == 2) ? "8.0GT/s," : + (gen_speed == 3) ? "16.0GT/s," : "", + (lane_width == 1) ? "x1" : + (lane_width == 2) ? "x2" : + (lane_width == 3) ? "x4" : + (lane_width == 4) ? "x8" : + (lane_width == 5) ? "x12" : + (lane_width == 6) ? "x16" : "", pptable->LclkFreq[i], - (gen_speed == pptable->PcieGenSpeed[i]) && - (lane_width == pptable->PcieLaneCount[i]) ? + (current_gen_speed == gen_speed) && + (current_lane_width == lane_width) ? "*" : ""); + } break; case OD_SCLK: diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.h b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.h index ccaf415400a7..a5bc758ae097 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.h +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.h @@ -526,6 +526,10 @@ struct vega20_hwmgr { unsigned long metrics_time; SmuMetrics_t metrics_table; + + bool pcie_parameters_override; + uint32_t pcie_gen_level1; + uint32_t pcie_width_level1; }; #define VEGA20_DPM2_NEAR_TDP_DEC 10 -- 2.20.1 _______________________________________________ amd-gfx mailing list amd-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/amd-gfx