<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> <style type="text/css" style="display:none;"></style> </head> <body dir="ltr"> <div id="divtagdefaultwrapper" style="font-size:12pt;color:#000000;font-family:Calibri,Helvetica,sans-serif;" dir="ltr"> <div id="divtagdefaultwrapper" dir="ltr" style="font-size: 12pt; color: rgb(0, 0, 0); font-family: Calibri, Helvetica, sans-serif, "EmojiFont", "Apple Color Emoji", "Segoe UI Emoji", NotoColorEmoji, "Segoe UI Symbol", "Android Emoji", EmojiSymbols;"> Series is: Reviewed-by: Alex Deucher <alexander.deucher@amd.com> </div> <hr tabindex="-1" style="display:inline-block; width:98%"> <div id="divRplyFwdMsg" dir="ltr">From: amd-gfx <amd-gfx-bounces@lists.freedesktop.org> on behalf of Evan Quan <evan.quan@amd.com> Sent: Thursday, January 24, 2019 2:48:05 AM To: amd-gfx@lists.freedesktop.org Cc: Quan, Evan Subject: [PATCH 4/4] drm/amd/powerplay: support Vega12 retrieving and setting ppfeatures <div> </div> </div> <div class="BodyFragment"> <div class="PlainText">Enable retrieving and setting ppfeatures on Vega12. Change-Id: Idad5eaadbb9e7ea73edd9e9d4fe4e1a5b17fb7a6 Signed-off-by: Evan Quan <evan.quan@amd.com> --- .../drm/amd/powerplay/hwmgr/vega12_hwmgr.c | 100 ++++++++++++++++++ 1 file changed, 100 insertions(+) diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c index 45a45669d2ec..342f8b81ca82 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c @@ -1933,6 +1933,104 @@ static int vega12_force_clock_level(struct pp_hwmgr *hwmgr, return 0; } +static int vega12_get_ppfeature_status(struct pp_hwmgr *hwmgr, char *buf) +{ + static const char *ppfeature_name[] = { + "DPM_PREFETCHER", + "GFXCLK_DPM", + "UCLK_DPM", + "SOCCLK_DPM", + "UVD_DPM", + "VCE_DPM", + "ULV", + "MP0CLK_DPM", + "LINK_DPM", + "DCEFCLK_DPM", + "GFXCLK_DS", + "SOCCLK_DS", + "LCLK_DS", + "PPT", + "TDC", + "THERMAL", + "GFX_PER_CU_CG", + "RM", + "DCEFCLK_DS", + "ACDC", + "VR0HOT", + "VR1HOT", + "FW_CTF", + "LED_DISPLAY", + "FAN_CONTROL", + "DIDT", + "GFXOFF", + "CG", + "ACG"}; + static const char *output_title[] = { + "FEATURES", + "BITMASK", + "ENABLEMENT"}; + uint64_t features_enabled; + int i; + int ret = 0; + int size = 0; + + ret = vega12_get_enabled_smc_features(hwmgr, &features_enabled); + PP_ASSERT_WITH_CODE(!ret, + "[EnableAllSmuFeatures] Failed to get enabled smc features!", + return ret); + + size += sprintf(buf + size, "Current ppfeatures: 0x%016llx\n", features_enabled); + size += sprintf(buf + size, "%-19s %-22s %s\n", + output_title[0], + output_title[1], + output_title[2]); + for (i = 0; i < GNLD_FEATURES_MAX; i++) { + size += sprintf(buf + size, "%-19s 0x%016llx %6s\n", + ppfeature_name[i], + 1ULL << i, + (features_enabled & (1ULL << i)) ? "Y" : "N"); + } + + return size; +} + +static int vega12_set_ppfeature_status(struct pp_hwmgr *hwmgr, uint64_t new_ppfeature_masks) +{ + uint64_t features_enabled; + uint64_t features_to_enable; + uint64_t features_to_disable; + int ret = 0; + + if (new_ppfeature_masks >= (1ULL << GNLD_FEATURES_MAX)) + return -EINVAL; + + ret = vega12_get_enabled_smc_features(hwmgr, &features_enabled); + if (ret) + return ret; + + features_to_disable = + (features_enabled ^ new_ppfeature_masks) & features_enabled; + features_to_enable = + (features_enabled ^ new_ppfeature_masks) ^ features_to_disable; + + pr_debug("features_to_disable 0x%llx\n", features_to_disable); + pr_debug("features_to_enable 0x%llx\n", features_to_enable); + + if (features_to_disable) { + ret = vega12_enable_smc_features(hwmgr, false, features_to_disable); + if (ret) + return ret; + } + + if (features_to_enable) { + ret = vega12_enable_smc_features(hwmgr, true, features_to_enable); + if (ret) + return ret; + } + + return 0; +} + static int vega12_print_clock_levels(struct pp_hwmgr *hwmgr, enum pp_clock_type type, char *buf) { @@ -2528,6 +2626,8 @@ static const struct pp_hwmgr_func vega12_hwmgr_funcs = { .start_thermal_controller = vega12_start_thermal_controller, .powergate_gfx = vega12_gfx_off_control, .get_performance_level = vega12_get_performance_level, + .get_ppfeature_status = vega12_get_ppfeature_status, + .set_ppfeature_status = vega12_set_ppfeature_status, }; int vega12_hwmgr_init(struct pp_hwmgr *hwmgr) -- 2.20.1 _______________________________________________ amd-gfx mailing list amd-gfx@lists.freedesktop.org <a href="https://lists.freedesktop.org/mailman/listinfo/amd-gfx" id="LPlnk341796" class="OWAAutoLink" previewremoved="true">https://lists.freedesktop.org/mailman/listinfo/amd-gfx</a> <div id="LPBorder_GT_15483374806960.6518388166380761" style="margin-bottom: 20px; overflow: auto; width: 100%; text-indent: 0px;"> <table id="LPContainer_15483374806910.6069971263137459" style="width: 90%; background-color: rgb(255, 255, 255); position: relative; overflow: auto; padding-top: 20px; padding-bottom: 20px; margin-top: 20px; border-top: 1px dotted rgb(200, 200, 200); border-bottom: 1px dotted rgb(200, 200, 200);" role="presentation" cellspacing="0"> <tbody> <tr style="border-spacing: 0px;" valign="top"> <td id="TextCell_15483374806930.8354732714014149" style="vertical-align: top; position: relative; padding: 0px; display: table-cell;" colspan="2"> <div id="LPRemovePreviewContainer_15483374806930.2081363836479181"></div> <div id="LPTitle_15483374806930.04411912528722006" style="top: 0px; color: rgb(0, 120, 215); font-weight: 400; font-size: 21px; font-family: "wf_segoe-ui_light", "Segoe UI Light", "Segoe WP Light", "Segoe UI", "Segoe WP", Tahoma, Arial, sans-serif; line-height: 21px;"> <a id="LPUrlAnchor_15483374806940.35404236282249213" style="text-decoration: none;" href="https://lists.freedesktop.org/mailman/listinfo/amd-gfx" target="_blank">amd-gfx Info Page - freedesktop.org</a></div> <div id="LPMetadata_15483374806940.2274490309551922" style="margin: 10px 0px 16px; color: rgb(102, 102, 102); font-weight: 400; font-family: "wf_segoe-ui_normal", "Segoe UI", "Segoe WP", Tahoma, Arial, sans-serif; font-size: 14px; line-height: 14px;"> lists.freedesktop.org</div> <div id="LPDescription_15483374806940.21354906457319345" style="display: block; color: rgb(102, 102, 102); font-weight: 400; font-family: "wf_segoe-ui_normal", "Segoe UI", "Segoe WP", Tahoma, Arial, sans-serif; font-size: 14px; line-height: 20px; max-height: 100px; overflow: hidden;"> To see the collection of prior postings to the list, visit the amd-gfx Archives.. 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