diff options
author | Evan Quan <evan.quan@amd.com> | 2018-08-29 14:38:50 +0800 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2018-09-10 22:39:30 -0500 |
commit | d5bf26539494d16dfabbbea0854a47d202ea15c0 (patch) | |
tree | a0a4af89da4fdbbdc1e585d07d6241e20bf4970e /drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c | |
parent | drm/amdgpu/gmc9: don't keep stolen memory on vega20 (diff) | |
download | linux-dev-d5bf26539494d16dfabbbea0854a47d202ea15c0.tar.xz linux-dev-d5bf26539494d16dfabbbea0854a47d202ea15c0.zip |
drm/amd/powerplay: added vega20 overdrive support V3
Added vega20 overdrive support based on existing OD sysfs
APIs. However, the OD logics are simplified on vega20. So,
the behavior will be a little different and works only on
some limited levels.
V2: fix typo
fix commit description
revise error logs
add support for clock OD
V3: separate clock from voltage OD settings
Signed-off-by: Evan Quan <evan.quan@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/vega20_hwmgr.c')
-rw-r--r-- | drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c | 289 |
1 files changed, 288 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c index fb32b28afa66..3efd59e984a3 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c @@ -2325,11 +2325,207 @@ static int vega20_set_watermarks_for_clocks_ranges(struct pp_hwmgr *hwmgr, return 0; } +static int vega20_odn_edit_dpm_table(struct pp_hwmgr *hwmgr, + enum PP_OD_DPM_TABLE_COMMAND type, + long *input, uint32_t size) +{ + struct vega20_hwmgr *data = + (struct vega20_hwmgr *)(hwmgr->backend); + struct vega20_od8_single_setting *od8_settings = + data->od8_settings.od8_settings_array; + OverDriveTable_t *od_table = + &(data->smc_state_table.overdrive_table); + struct pp_clock_levels_with_latency clocks; + int32_t input_index, input_clk, input_vol, i; + int ret; + + PP_ASSERT_WITH_CODE(input, "NULL user input for clock and voltage", + return -EINVAL); + + switch (type) { + case PP_OD_EDIT_SCLK_VDDC_TABLE: + if (!(od8_settings[OD8_SETTING_GFXCLK_FMIN].feature_id && + od8_settings[OD8_SETTING_GFXCLK_FMAX].feature_id)) { + pr_info("Sclk min/max frequency overdrive not supported\n"); + return -EOPNOTSUPP; + } + + for (i = 0; i < size; i += 2) { + if (i + 2 > size) { + pr_info("invalid number of input parameters %d\n", + size); + return -EINVAL; + } + + input_index = input[i]; + input_clk = input[i + 1]; + + if (input_index != 0 && input_index != 1) { + pr_info("Invalid index %d\n", input_index); + pr_info("Support min/max sclk frequency setting only which index by 0/1\n"); + return -EINVAL; + } + + if (input_clk < od8_settings[OD8_SETTING_GFXCLK_FMIN].min_value || + input_clk > od8_settings[OD8_SETTING_GFXCLK_FMAX].max_value) { + pr_info("clock freq %d is not within allowed range [%d - %d]\n", + input_clk, + od8_settings[OD8_SETTING_GFXCLK_FMIN].min_value, + od8_settings[OD8_SETTING_GFXCLK_FMAX].max_value); + return -EINVAL; + } + + if (input_index == 0) + od_table->GfxclkFmin = input_clk; + else + od_table->GfxclkFmax = input_clk; + } + + break; + + case PP_OD_EDIT_MCLK_VDDC_TABLE: + if (!od8_settings[OD8_SETTING_UCLK_FMAX].feature_id) { + pr_info("Mclk max frequency overdrive not supported\n"); + return -EOPNOTSUPP; + } + + ret = vega20_get_memclocks(hwmgr, &clocks); + PP_ASSERT_WITH_CODE(!ret, + "Attempt to get memory clk levels failed!", + return ret); + + for (i = 0; i < size; i += 2) { + if (i + 2 > size) { + pr_info("invalid number of input parameters %d\n", + size); + return -EINVAL; + } + + input_index = input[i]; + input_clk = input[i + 1]; + + if (input_index != 1) { + pr_info("Invalid index %d\n", input_index); + pr_info("Support max Mclk frequency setting only which index by 1\n"); + return -EINVAL; + } + + if (input_clk < clocks.data[0].clocks_in_khz / 100 || + input_clk > od8_settings[OD8_SETTING_UCLK_FMAX].max_value) { + pr_info("clock freq %d is not within allowed range [%d - %d]\n", + input_clk, + clocks.data[0].clocks_in_khz / 100, + od8_settings[OD8_SETTING_UCLK_FMAX].max_value); + return -EINVAL; + } + + od_table->UclkFmax = input_clk; + } + + break; + + case PP_OD_EDIT_VDDC_CURVE: + if (!(od8_settings[OD8_SETTING_GFXCLK_FREQ1].feature_id && + od8_settings[OD8_SETTING_GFXCLK_FREQ2].feature_id && + od8_settings[OD8_SETTING_GFXCLK_FREQ3].feature_id && + od8_settings[OD8_SETTING_GFXCLK_VOLTAGE1].feature_id && + od8_settings[OD8_SETTING_GFXCLK_VOLTAGE2].feature_id && + od8_settings[OD8_SETTING_GFXCLK_VOLTAGE3].feature_id)) { + pr_info("Voltage curve calibrate not supported\n"); + return -EOPNOTSUPP; + } + + for (i = 0; i < size; i += 3) { + if (i + 3 > size) { + pr_info("invalid number of input parameters %d\n", + size); + return -EINVAL; + } + + input_index = input[i]; + input_clk = input[i + 1]; + input_vol = input[i + 2]; + + if (input_index > 2) { + pr_info("Setting for point %d is not supported\n", + input_index + 1); + pr_info("Three supported points index by 0, 1, 2\n"); + return -EINVAL; + } + + if (input_clk < od8_settings[OD8_SETTING_GFXCLK_FMIN].min_value || + input_clk > od8_settings[OD8_SETTING_GFXCLK_FMAX].max_value) { + pr_info("clock freq %d is not within allowed range [%d - %d]\n", + input_clk, + od8_settings[OD8_SETTING_GFXCLK_FMIN].min_value, + od8_settings[OD8_SETTING_GFXCLK_FMAX].max_value); + return -EINVAL; + } + + /* TODO: suppose voltage1/2/3 has the same min/max value */ + if (input_vol < od8_settings[OD8_SETTING_GFXCLK_VOLTAGE1].min_value || + input_vol > od8_settings[OD8_SETTING_GFXCLK_VOLTAGE1].max_value) { + pr_info("clock voltage offset %d is not within allowed range [%d - %d]\n", + input_vol, + od8_settings[OD8_SETTING_GFXCLK_VOLTAGE1].min_value, + od8_settings[OD8_SETTING_GFXCLK_VOLTAGE1].max_value); + return -EINVAL; + } + + switch (input_index) { + case 0: + od_table->GfxclkFreq1 = input_clk; + od_table->GfxclkOffsetVolt1 = input_vol; + break; + case 1: + od_table->GfxclkFreq2 = input_clk; + od_table->GfxclkOffsetVolt2 = input_vol; + break; + case 2: + od_table->GfxclkFreq3 = input_clk; + od_table->GfxclkOffsetVolt3 = input_vol; + break; + } + } + break; + + case PP_OD_RESTORE_DEFAULT_TABLE: + ret = vega20_copy_table_from_smc(hwmgr, + (uint8_t *)od_table, + TABLE_OVERDRIVE); + PP_ASSERT_WITH_CODE(!ret, + "Failed to export overdrive table!", + return ret); + break; + + case PP_OD_COMMIT_DPM_TABLE: + ret = vega20_copy_table_to_smc(hwmgr, + (uint8_t *)od_table, + TABLE_OVERDRIVE); + PP_ASSERT_WITH_CODE(!ret, + "Failed to import overdrive table!", + return ret); + + break; + + default: + return -EINVAL; + } + + return 0; +} + static int vega20_print_clock_levels(struct pp_hwmgr *hwmgr, enum pp_clock_type type, char *buf) { - int i, now, size = 0; + struct vega20_hwmgr *data = + (struct vega20_hwmgr *)(hwmgr->backend); + struct vega20_od8_single_setting *od8_settings = + data->od8_settings.od8_settings_array; + OverDriveTable_t *od_table = + &(data->smc_state_table.overdrive_table); struct pp_clock_levels_with_latency clocks; + int i, now, size = 0; int ret = 0; switch (type) { @@ -2370,6 +2566,95 @@ static int vega20_print_clock_levels(struct pp_hwmgr *hwmgr, case PP_PCIE: break; + case OD_SCLK: + if (od8_settings[OD8_SETTING_GFXCLK_FMIN].feature_id && + od8_settings[OD8_SETTING_GFXCLK_FMAX].feature_id) { + size = sprintf(buf, "%s:\n", "OD_SCLK"); + size += sprintf(buf + size, "0: %10uMhz\n", + od_table->GfxclkFmin); + size += sprintf(buf + size, "1: %10uMhz\n", + od_table->GfxclkFmax); + } + break; + + case OD_MCLK: + if (od8_settings[OD8_SETTING_UCLK_FMAX].feature_id) { + size = sprintf(buf, "%s:\n", "OD_MCLK"); + size += sprintf(buf + size, "1: %10uMhz\n", + od_table->UclkFmax); + } + + break; + + case OD_VDDC_CURVE: + if (od8_settings[OD8_SETTING_GFXCLK_FREQ1].feature_id && + od8_settings[OD8_SETTING_GFXCLK_FREQ2].feature_id && + od8_settings[OD8_SETTING_GFXCLK_FREQ3].feature_id && + od8_settings[OD8_SETTING_GFXCLK_VOLTAGE1].feature_id && + od8_settings[OD8_SETTING_GFXCLK_VOLTAGE2].feature_id && + od8_settings[OD8_SETTING_GFXCLK_VOLTAGE3].feature_id) { + size = sprintf(buf, "%s:\n", "OD_VDDC_CURVE"); + size += sprintf(buf + size, "0: %10uMhz %10dmV\n", + od_table->GfxclkFreq1, + od_table->GfxclkOffsetVolt1); + size += sprintf(buf + size, "1: %10uMhz %10dmV\n", + od_table->GfxclkFreq2, + od_table->GfxclkOffsetVolt2); + size += sprintf(buf + size, "2: %10uMhz %10dmV\n", + od_table->GfxclkFreq3, + od_table->GfxclkOffsetVolt3); + } + + break; + + case OD_RANGE: + size = sprintf(buf, "%s:\n", "OD_RANGE"); + + if (od8_settings[OD8_SETTING_GFXCLK_FMIN].feature_id && + od8_settings[OD8_SETTING_GFXCLK_FMAX].feature_id) { + size += sprintf(buf + size, "SCLK: %7uMhz %10uMhz\n", + od8_settings[OD8_SETTING_GFXCLK_FMIN].min_value, + od8_settings[OD8_SETTING_GFXCLK_FMAX].max_value); + } + + if (od8_settings[OD8_SETTING_UCLK_FMAX].feature_id) { + ret = vega20_get_memclocks(hwmgr, &clocks); + PP_ASSERT_WITH_CODE(!ret, + "Fail to get memory clk levels!", + return ret); + + size += sprintf(buf + size, "MCLK: %7uMhz %10uMhz\n", + clocks.data[0].clocks_in_khz / 100, + od8_settings[OD8_SETTING_UCLK_FMAX].max_value); + } + + if (od8_settings[OD8_SETTING_GFXCLK_FREQ1].feature_id && + od8_settings[OD8_SETTING_GFXCLK_FREQ2].feature_id && + od8_settings[OD8_SETTING_GFXCLK_FREQ3].feature_id && + od8_settings[OD8_SETTING_GFXCLK_VOLTAGE1].feature_id && + od8_settings[OD8_SETTING_GFXCLK_VOLTAGE2].feature_id && + od8_settings[OD8_SETTING_GFXCLK_VOLTAGE3].feature_id) { + size += sprintf(buf + size, "VDDC_CURVE_SCLK[0]: %7uMhz %10uMhz\n", + od8_settings[OD8_SETTING_GFXCLK_FREQ1].min_value, + od8_settings[OD8_SETTING_GFXCLK_FREQ1].max_value); + size += sprintf(buf + size, "VDDC_CURVE_VOFF[0]: %7dmV %11dmV\n", + od8_settings[OD8_SETTING_GFXCLK_VOLTAGE1].min_value, + od8_settings[OD8_SETTING_GFXCLK_VOLTAGE1].max_value); + size += sprintf(buf + size, "VDDC_CURVE_SCLK[1]: %7uMhz %10uMhz\n", + od8_settings[OD8_SETTING_GFXCLK_FREQ2].min_value, + od8_settings[OD8_SETTING_GFXCLK_FREQ2].max_value); + size += sprintf(buf + size, "VDDC_CURVE_VOFF[1]: %7dmV %11dmV\n", + od8_settings[OD8_SETTING_GFXCLK_VOLTAGE2].min_value, + od8_settings[OD8_SETTING_GFXCLK_VOLTAGE2].max_value); + size += sprintf(buf + size, "VDDC_CURVE_SCLK[2]: %7uMhz %10uMhz\n", + od8_settings[OD8_SETTING_GFXCLK_FREQ3].min_value, + od8_settings[OD8_SETTING_GFXCLK_FREQ3].max_value); + size += sprintf(buf + size, "VDDC_CURVE_VOFF[2]: %7dmV %11dmV\n", + od8_settings[OD8_SETTING_GFXCLK_VOLTAGE3].min_value, + od8_settings[OD8_SETTING_GFXCLK_VOLTAGE3].max_value); + } + + break; default: break; } @@ -2977,6 +3262,8 @@ static const struct pp_hwmgr_func vega20_hwmgr_funcs = { vega20_get_mclk_od, .set_mclk_od = vega20_set_mclk_od, + .odn_edit_dpm_table = + vega20_odn_edit_dpm_table, /* for sysfs to retrive/set gfxclk/memclk */ .force_clock_level = vega20_force_clock_level, |