From patchwork Fri Mar 7 19:25:11 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Gustavo Sousa X-Patchwork-Id: 14007057 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A5121C28B24 for ; Fri, 7 Mar 2025 19:25:51 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id EC62C10E1AB; Fri, 7 Mar 2025 19:25:49 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="GfpqThlP"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.17]) by gabe.freedesktop.org (Postfix) with ESMTPS id 51B7B10E174; Fri, 7 Mar 2025 19:25:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1741375548; x=1772911548; h=from:date:subject:mime-version:content-transfer-encoding: message-id:references:in-reply-to:to:cc; bh=f2pUR8C4sbSY3/hAiwWU33U4O6IIT+iTRoHUcy/rITs=; b=GfpqThlPcH1m5hDA2AtcENvCj1YKg0hnvrL9C6FxJCEOEIwzL6CeBeRU W95UjH06bJNnD6HsFM0PU9kLoeuMD+Bc8/VQ0z/5ImD3p894phOBkl2/x a74yY5z10Kx9Ff+/3NPl8rnKNU8K7r8BR+j9SYQpFG2zDx0Y6tIwbmXMy lhVJF+a4wf+NYpNvmhYXbH6ecX/n3xKHUkxZ+AQc9HjXpl7FG/7QUXwuE L4zIUZGvp8Dhz1VJRCd0sQdrk7yQMgsAPUBToWFcKHm9rXVNOxaPt5rWS JojlBgRFaXMFUq1z+QPTLwAxYDwcSNRxhHzVOV955WT5CHs7m3k4YVAeZ A==; X-CSE-ConnectionGUID: p5x6aW5RRfevH1TTE9q7xQ== X-CSE-MsgGUID: jKrMJBstSoW7ONFK+ofqjA== X-IronPort-AV: E=McAfee;i="6700,10204,11365"; a="42315899" X-IronPort-AV: E=Sophos;i="6.14,230,1736841600"; d="scan'208";a="42315899" Received: from orviesa001.jf.intel.com ([10.64.159.141]) by fmvoesa111.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Mar 2025 11:25:48 -0800 X-CSE-ConnectionGUID: xcmVHzYMQYOJDs/MuKnq2Q== X-CSE-MsgGUID: GCPyDt2FTOiOSB8uEdaNZw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.12,224,1728975600"; d="scan'208";a="156622605" Received: from tjmaciei-mobl5.ger.corp.intel.com (HELO gjsousa-mobl2.corp.amr.intel.com) ([10.125.110.129]) by smtpauth.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Mar 2025 11:25:46 -0800 From: Gustavo Sousa Date: Fri, 07 Mar 2025 16:25:11 -0300 Subject: [PATCH v3 1/3] drm/i915/display: Convert intel_bw.c internally to intel_display MIME-Version: 1.0 Message-Id: <20250307-xe3lpd-bandwidth-update-v3-1-58bbe81f65bf@intel.com> References: <20250307-xe3lpd-bandwidth-update-v3-0-58bbe81f65bf@intel.com> In-Reply-To: <20250307-xe3lpd-bandwidth-update-v3-0-58bbe81f65bf@intel.com> To: intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org Cc: Matt Roper , =?utf-8?b?VmlsbGUgU3lyasOkbMOk?= , Gustavo Sousa X-Mailer: b4 0.14.2 X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Update intel_bw.c internally use intel_display. Conversion of the public interface will come as a follow-up. Cc: Ville Syrjälä Signed-off-by: Gustavo Sousa --- drivers/gpu/drm/i915/display/intel_bw.c | 416 +++++++++++++++++--------------- 1 file changed, 217 insertions(+), 199 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_bw.c b/drivers/gpu/drm/i915/display/intel_bw.c index 048be287224774110d94fe2944daa580d8dc20a6..d71dc796f1793f546fe04146e5987a9be56bae9b 100644 --- a/drivers/gpu/drm/i915/display/intel_bw.c +++ b/drivers/gpu/drm/i915/display/intel_bw.c @@ -11,6 +11,7 @@ #include "intel_atomic.h" #include "intel_bw.h" #include "intel_cdclk.h" +#include "intel_de.h" #include "intel_display_core.h" #include "intel_display_types.h" #include "skl_watermark.h" @@ -39,14 +40,14 @@ struct intel_qgv_info { u8 deinterleave; }; -static int dg1_mchbar_read_qgv_point_info(struct drm_i915_private *dev_priv, +static int dg1_mchbar_read_qgv_point_info(struct intel_display *display, struct intel_qgv_point *sp, int point) { u32 dclk_ratio, dclk_reference; u32 val; - val = intel_uncore_read(&dev_priv->uncore, SA_PERF_STATUS_0_0_0_MCHBAR_PC); + val = intel_de_read(display, SA_PERF_STATUS_0_0_0_MCHBAR_PC); dclk_ratio = REG_FIELD_GET(DG1_QCLK_RATIO_MASK, val); if (val & DG1_QCLK_REFERENCE) dclk_reference = 6; /* 6 * 16.666 MHz = 100 MHz */ @@ -54,18 +55,18 @@ static int dg1_mchbar_read_qgv_point_info(struct drm_i915_private *dev_priv, dclk_reference = 8; /* 8 * 16.666 MHz = 133 MHz */ sp->dclk = DIV_ROUND_UP((16667 * dclk_ratio * dclk_reference) + 500, 1000); - val = intel_uncore_read(&dev_priv->uncore, SKL_MC_BIOS_DATA_0_0_0_MCHBAR_PCU); + val = intel_de_read(display, SKL_MC_BIOS_DATA_0_0_0_MCHBAR_PCU); if (val & DG1_GEAR_TYPE) sp->dclk *= 2; if (sp->dclk == 0) return -EINVAL; - val = intel_uncore_read(&dev_priv->uncore, MCHBAR_CH0_CR_TC_PRE_0_0_0_MCHBAR); + val = intel_de_read(display, MCHBAR_CH0_CR_TC_PRE_0_0_0_MCHBAR); sp->t_rp = REG_FIELD_GET(DG1_DRAM_T_RP_MASK, val); sp->t_rdpre = REG_FIELD_GET(DG1_DRAM_T_RDPRE_MASK, val); - val = intel_uncore_read(&dev_priv->uncore, MCHBAR_CH0_CR_TC_PRE_0_0_0_MCHBAR_HIGH); + val = intel_de_read(display, MCHBAR_CH0_CR_TC_PRE_0_0_0_MCHBAR_HIGH); sp->t_rcd = REG_FIELD_GET(DG1_DRAM_T_RCD_MASK, val); sp->t_ras = REG_FIELD_GET(DG1_DRAM_T_RAS_MASK, val); @@ -74,22 +75,23 @@ static int dg1_mchbar_read_qgv_point_info(struct drm_i915_private *dev_priv, return 0; } -static int icl_pcode_read_qgv_point_info(struct drm_i915_private *dev_priv, +static int icl_pcode_read_qgv_point_info(struct intel_display *display, struct intel_qgv_point *sp, int point) { + struct drm_i915_private *i915 = to_i915(display->drm); u32 val = 0, val2 = 0; u16 dclk; int ret; - ret = snb_pcode_read(&dev_priv->uncore, ICL_PCODE_MEM_SUBSYSYSTEM_INFO | + ret = snb_pcode_read(&i915->uncore, ICL_PCODE_MEM_SUBSYSYSTEM_INFO | ICL_PCODE_MEM_SS_READ_QGV_POINT_INFO(point), &val, &val2); if (ret) return ret; dclk = val & 0xffff; - sp->dclk = DIV_ROUND_UP((16667 * dclk) + (DISPLAY_VER(dev_priv) >= 12 ? 500 : 0), + sp->dclk = DIV_ROUND_UP((16667 * dclk) + (DISPLAY_VER(display) >= 12 ? 500 : 0), 1000); sp->t_rp = (val & 0xff0000) >> 16; sp->t_rcd = (val & 0xff000000) >> 24; @@ -102,14 +104,15 @@ static int icl_pcode_read_qgv_point_info(struct drm_i915_private *dev_priv, return 0; } -static int adls_pcode_read_psf_gv_point_info(struct drm_i915_private *dev_priv, - struct intel_psf_gv_point *points) +static int adls_pcode_read_psf_gv_point_info(struct intel_display *display, + struct intel_psf_gv_point *points) { + struct drm_i915_private *i915 = to_i915(display->drm); u32 val = 0; int ret; int i; - ret = snb_pcode_read(&dev_priv->uncore, ICL_PCODE_MEM_SUBSYSYSTEM_INFO | + ret = snb_pcode_read(&i915->uncore, ICL_PCODE_MEM_SUBSYSYSTEM_INFO | ADL_PCODE_MEM_SS_READ_PSF_GV_INFO, &val, NULL); if (ret) return ret; @@ -122,10 +125,10 @@ static int adls_pcode_read_psf_gv_point_info(struct drm_i915_private *dev_priv, return 0; } -static u16 icl_qgv_points_mask(struct drm_i915_private *i915) +static u16 icl_qgv_points_mask(struct intel_display *display) { - unsigned int num_psf_gv_points = i915->display.bw.max[0].num_psf_gv_points; - unsigned int num_qgv_points = i915->display.bw.max[0].num_qgv_points; + unsigned int num_psf_gv_points = display->bw.max[0].num_psf_gv_points; + unsigned int num_qgv_points = display->bw.max[0].num_qgv_points; u16 qgv_points = 0, psf_points = 0; /* @@ -142,18 +145,19 @@ static u16 icl_qgv_points_mask(struct drm_i915_private *i915) return ICL_PCODE_REQ_QGV_PT(qgv_points) | ADLS_PCODE_REQ_PSF_PT(psf_points); } -static bool is_sagv_enabled(struct drm_i915_private *i915, u16 points_mask) +static bool is_sagv_enabled(struct intel_display *display, u16 points_mask) { - return !is_power_of_2(~points_mask & icl_qgv_points_mask(i915) & + return !is_power_of_2(~points_mask & icl_qgv_points_mask(display) & ICL_PCODE_REQ_QGV_PT_MASK); } int icl_pcode_restrict_qgv_points(struct drm_i915_private *dev_priv, u32 points_mask) { + struct intel_display *display = &dev_priv->display; int ret; - if (DISPLAY_VER(dev_priv) >= 14) + if (DISPLAY_VER(display) >= 14) return 0; /* bspec says to keep retrying for at least 1 ms */ @@ -164,27 +168,28 @@ int icl_pcode_restrict_qgv_points(struct drm_i915_private *dev_priv, 1); if (ret < 0) { - drm_err(&dev_priv->drm, + drm_err(display->drm, "Failed to disable qgv points (0x%x) points: 0x%x\n", ret, points_mask); return ret; } - dev_priv->display.sagv.status = is_sagv_enabled(dev_priv, points_mask) ? + display->sagv.status = is_sagv_enabled(display, points_mask) ? I915_SAGV_ENABLED : I915_SAGV_DISABLED; return 0; } -static int mtl_read_qgv_point_info(struct drm_i915_private *dev_priv, +static int mtl_read_qgv_point_info(struct intel_display *display, struct intel_qgv_point *sp, int point) { + struct drm_i915_private *i915 = to_i915(display->drm); u32 val, val2; u16 dclk; - val = intel_uncore_read(&dev_priv->uncore, + val = intel_uncore_read(&i915->uncore, MTL_MEM_SS_INFO_QGV_POINT_LOW(point)); - val2 = intel_uncore_read(&dev_priv->uncore, + val2 = intel_uncore_read(&i915->uncore, MTL_MEM_SS_INFO_QGV_POINT_HIGH(point)); dclk = REG_FIELD_GET(MTL_DCLK_MASK, val); sp->dclk = DIV_ROUND_CLOSEST(16667 * dclk, 1000); @@ -200,29 +205,30 @@ static int mtl_read_qgv_point_info(struct drm_i915_private *dev_priv, } static int -intel_read_qgv_point_info(struct drm_i915_private *dev_priv, +intel_read_qgv_point_info(struct intel_display *display, struct intel_qgv_point *sp, int point) { - if (DISPLAY_VER(dev_priv) >= 14) - return mtl_read_qgv_point_info(dev_priv, sp, point); - else if (IS_DG1(dev_priv)) - return dg1_mchbar_read_qgv_point_info(dev_priv, sp, point); + if (DISPLAY_VER(display) >= 14) + return mtl_read_qgv_point_info(display, sp, point); + else if (display->platform.dg1) + return dg1_mchbar_read_qgv_point_info(display, sp, point); else - return icl_pcode_read_qgv_point_info(dev_priv, sp, point); + return icl_pcode_read_qgv_point_info(display, sp, point); } -static int icl_get_qgv_points(struct drm_i915_private *dev_priv, +static int icl_get_qgv_points(struct intel_display *display, struct intel_qgv_info *qi, bool is_y_tile) { - const struct dram_info *dram_info = &dev_priv->dram_info; + struct drm_i915_private *i915 = to_i915(display->drm); + const struct dram_info *dram_info = &i915->dram_info; int i, ret; qi->num_points = dram_info->num_qgv_points; qi->num_psf_points = dram_info->num_psf_gv_points; - if (DISPLAY_VER(dev_priv) >= 14) { + if (DISPLAY_VER(display) >= 14) { switch (dram_info->type) { case INTEL_DRAM_DDR4: qi->t_bl = 4; @@ -250,7 +256,7 @@ static int icl_get_qgv_points(struct drm_i915_private *dev_priv, MISSING_CASE(dram_info->type); return -EINVAL; } - } else if (DISPLAY_VER(dev_priv) >= 12) { + } else if (DISPLAY_VER(display) >= 12) { switch (dram_info->type) { case INTEL_DRAM_DDR4: qi->t_bl = is_y_tile ? 8 : 4; @@ -265,7 +271,7 @@ static int icl_get_qgv_points(struct drm_i915_private *dev_priv, qi->deinterleave = is_y_tile ? 1 : 2; break; case INTEL_DRAM_LPDDR4: - if (IS_ROCKETLAKE(dev_priv)) { + if (display->platform.rocketlake) { qi->t_bl = 8; qi->max_numchannels = 4; qi->channel_width = 32; @@ -284,39 +290,39 @@ static int icl_get_qgv_points(struct drm_i915_private *dev_priv, qi->max_numchannels = 1; break; } - } else if (DISPLAY_VER(dev_priv) == 11) { - qi->t_bl = dev_priv->dram_info.type == INTEL_DRAM_DDR4 ? 4 : 8; + } else if (DISPLAY_VER(display) == 11) { + qi->t_bl = dram_info->type == INTEL_DRAM_DDR4 ? 4 : 8; qi->max_numchannels = 1; } - if (drm_WARN_ON(&dev_priv->drm, + if (drm_WARN_ON(display->drm, qi->num_points > ARRAY_SIZE(qi->points))) qi->num_points = ARRAY_SIZE(qi->points); for (i = 0; i < qi->num_points; i++) { struct intel_qgv_point *sp = &qi->points[i]; - ret = intel_read_qgv_point_info(dev_priv, sp, i); + ret = intel_read_qgv_point_info(display, sp, i); if (ret) { - drm_dbg_kms(&dev_priv->drm, "Could not read QGV %d info\n", i); + drm_dbg_kms(display->drm, "Could not read QGV %d info\n", i); return ret; } - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "QGV %d: DCLK=%d tRP=%d tRDPRE=%d tRAS=%d tRCD=%d tRC=%d\n", i, sp->dclk, sp->t_rp, sp->t_rdpre, sp->t_ras, sp->t_rcd, sp->t_rc); } if (qi->num_psf_points > 0) { - ret = adls_pcode_read_psf_gv_point_info(dev_priv, qi->psf_points); + ret = adls_pcode_read_psf_gv_point_info(display, qi->psf_points); if (ret) { - drm_err(&dev_priv->drm, "Failed to read PSF point data; PSF points will not be considered in bandwidth calculations.\n"); + drm_err(display->drm, "Failed to read PSF point data; PSF points will not be considered in bandwidth calculations.\n"); qi->num_psf_points = 0; } for (i = 0; i < qi->num_psf_points; i++) - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "PSF GV %d: CLK=%d \n", i, qi->psf_points[i].clk); } @@ -398,20 +404,21 @@ static const struct intel_sa_info xe2_hpd_sa_info = { /* Other values not used by simplified algorithm */ }; -static int icl_get_bw_info(struct drm_i915_private *dev_priv, const struct intel_sa_info *sa) +static int icl_get_bw_info(struct intel_display *display, const struct intel_sa_info *sa) { + struct drm_i915_private *i915 = to_i915(display->drm); struct intel_qgv_info qi = {}; bool is_y_tile = true; /* assume y tile may be used */ - int num_channels = max_t(u8, 1, dev_priv->dram_info.num_channels); + int num_channels = max_t(u8, 1, i915->dram_info.num_channels); int ipqdepth, ipqdepthpch = 16; int dclk_max; int maxdebw; - int num_groups = ARRAY_SIZE(dev_priv->display.bw.max); + int num_groups = ARRAY_SIZE(display->bw.max); int i, ret; - ret = icl_get_qgv_points(dev_priv, &qi, is_y_tile); + ret = icl_get_qgv_points(display, &qi, is_y_tile); if (ret) { - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "Failed to get memory subsystem information, ignoring bandwidth limits"); return ret; } @@ -422,7 +429,7 @@ static int icl_get_bw_info(struct drm_i915_private *dev_priv, const struct intel qi.deinterleave = DIV_ROUND_UP(num_channels, is_y_tile ? 4 : 2); for (i = 0; i < num_groups; i++) { - struct intel_bw_info *bi = &dev_priv->display.bw.max[i]; + struct intel_bw_info *bi = &display->bw.max[i]; int clpchgroup; int j; @@ -449,7 +456,7 @@ static int icl_get_bw_info(struct drm_i915_private *dev_priv, const struct intel bi->deratedbw[j] = min(maxdebw, bw * (100 - sa->derating) / 100); - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "BW%d / QGV %d: num_planes=%d deratedbw=%u\n", i, j, bi->num_planes, bi->deratedbw[j]); } @@ -460,44 +467,45 @@ static int icl_get_bw_info(struct drm_i915_private *dev_priv, const struct intel * as it will fail and pointless anyway. */ if (qi.num_points == 1) - dev_priv->display.sagv.status = I915_SAGV_NOT_CONTROLLED; + display->sagv.status = I915_SAGV_NOT_CONTROLLED; else - dev_priv->display.sagv.status = I915_SAGV_ENABLED; + display->sagv.status = I915_SAGV_ENABLED; return 0; } -static int tgl_get_bw_info(struct drm_i915_private *dev_priv, const struct intel_sa_info *sa) +static int tgl_get_bw_info(struct intel_display *display, const struct intel_sa_info *sa) { + struct drm_i915_private *i915 = to_i915(display->drm); struct intel_qgv_info qi = {}; - const struct dram_info *dram_info = &dev_priv->dram_info; + const struct dram_info *dram_info = &i915->dram_info; bool is_y_tile = true; /* assume y tile may be used */ - int num_channels = max_t(u8, 1, dev_priv->dram_info.num_channels); + int num_channels = max_t(u8, 1, dram_info->num_channels); int ipqdepth, ipqdepthpch = 16; int dclk_max; int maxdebw, peakbw; int clperchgroup; - int num_groups = ARRAY_SIZE(dev_priv->display.bw.max); + int num_groups = ARRAY_SIZE(display->bw.max); int i, ret; - ret = icl_get_qgv_points(dev_priv, &qi, is_y_tile); + ret = icl_get_qgv_points(display, &qi, is_y_tile); if (ret) { - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "Failed to get memory subsystem information, ignoring bandwidth limits"); return ret; } - if (DISPLAY_VER(dev_priv) < 14 && + if (DISPLAY_VER(display) < 14 && (dram_info->type == INTEL_DRAM_LPDDR4 || dram_info->type == INTEL_DRAM_LPDDR5)) num_channels *= 2; qi.deinterleave = qi.deinterleave ? : DIV_ROUND_UP(num_channels, is_y_tile ? 4 : 2); - if (num_channels < qi.max_numchannels && DISPLAY_VER(dev_priv) >= 12) + if (num_channels < qi.max_numchannels && DISPLAY_VER(display) >= 12) qi.deinterleave = max(DIV_ROUND_UP(qi.deinterleave, 2), 1); - if (DISPLAY_VER(dev_priv) >= 12 && num_channels > qi.max_numchannels) - drm_warn(&dev_priv->drm, "Number of channels exceeds max number of channels."); + if (DISPLAY_VER(display) >= 12 && num_channels > qi.max_numchannels) + drm_warn(display->drm, "Number of channels exceeds max number of channels."); if (qi.max_numchannels != 0) num_channels = min_t(u8, num_channels, qi.max_numchannels); @@ -514,7 +522,7 @@ static int tgl_get_bw_info(struct drm_i915_private *dev_priv, const struct intel clperchgroup = 4 * DIV_ROUND_UP(8, num_channels) * qi.deinterleave; for (i = 0; i < num_groups; i++) { - struct intel_bw_info *bi = &dev_priv->display.bw.max[i]; + struct intel_bw_info *bi = &display->bw.max[i]; struct intel_bw_info *bi_next; int clpchgroup; int j; @@ -522,7 +530,7 @@ static int tgl_get_bw_info(struct drm_i915_private *dev_priv, const struct intel clpchgroup = (sa->deburst * qi.deinterleave / num_channels) << i; if (i < num_groups - 1) { - bi_next = &dev_priv->display.bw.max[i + 1]; + bi_next = &display->bw.max[i + 1]; if (clpchgroup < clperchgroup) bi_next->num_planes = (ipqdepth - clpchgroup) / @@ -554,7 +562,7 @@ static int tgl_get_bw_info(struct drm_i915_private *dev_priv, const struct intel num_channels * qi.channel_width, 8); - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "BW%d / QGV %d: num_planes=%d deratedbw=%u peakbw: %u\n", i, j, bi->num_planes, bi->deratedbw[j], bi->peakbw[j]); @@ -565,7 +573,7 @@ static int tgl_get_bw_info(struct drm_i915_private *dev_priv, const struct intel bi->psf_bw[j] = adl_calc_psf_bw(sp->clk); - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "BW%d / PSF GV %d: num_planes=%d bw=%u\n", i, j, bi->num_planes, bi->psf_bw[j]); } @@ -577,17 +585,17 @@ static int tgl_get_bw_info(struct drm_i915_private *dev_priv, const struct intel * as it will fail and pointless anyway. */ if (qi.num_points == 1) - dev_priv->display.sagv.status = I915_SAGV_NOT_CONTROLLED; + display->sagv.status = I915_SAGV_NOT_CONTROLLED; else - dev_priv->display.sagv.status = I915_SAGV_ENABLED; + display->sagv.status = I915_SAGV_ENABLED; return 0; } -static void dg2_get_bw_info(struct drm_i915_private *i915) +static void dg2_get_bw_info(struct intel_display *display) { - unsigned int deratedbw = IS_DG2_G11(i915) ? 38000 : 50000; - int num_groups = ARRAY_SIZE(i915->display.bw.max); + unsigned int deratedbw = display->platform.dg2_g11 ? 38000 : 50000; + int num_groups = ARRAY_SIZE(display->bw.max); int i; /* @@ -598,7 +606,7 @@ static void dg2_get_bw_info(struct drm_i915_private *i915) * whereas DG2-G11 platforms have 38 GB/s. */ for (i = 0; i < num_groups; i++) { - struct intel_bw_info *bi = &i915->display.bw.max[i]; + struct intel_bw_info *bi = &display->bw.max[i]; bi->num_planes = 1; /* Need only one dummy QGV point per group */ @@ -606,20 +614,21 @@ static void dg2_get_bw_info(struct drm_i915_private *i915) bi->deratedbw[0] = deratedbw; } - i915->display.sagv.status = I915_SAGV_NOT_CONTROLLED; + display->sagv.status = I915_SAGV_NOT_CONTROLLED; } -static int xe2_hpd_get_bw_info(struct drm_i915_private *i915, +static int xe2_hpd_get_bw_info(struct intel_display *display, const struct intel_sa_info *sa) { + struct drm_i915_private *i915 = to_i915(display->drm); struct intel_qgv_info qi = {}; int num_channels = i915->dram_info.num_channels; int peakbw, maxdebw; int ret, i; - ret = icl_get_qgv_points(i915, &qi, true); + ret = icl_get_qgv_points(display, &qi, true); if (ret) { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "Failed to get memory subsystem information, ignoring bandwidth limits"); return ret; } @@ -631,33 +640,33 @@ static int xe2_hpd_get_bw_info(struct drm_i915_private *i915, const struct intel_qgv_point *point = &qi.points[i]; int bw = num_channels * (qi.channel_width / 8) * point->dclk; - i915->display.bw.max[0].deratedbw[i] = + display->bw.max[0].deratedbw[i] = min(maxdebw, (100 - sa->derating) * bw / 100); - i915->display.bw.max[0].peakbw[i] = bw; + display->bw.max[0].peakbw[i] = bw; - drm_dbg_kms(&i915->drm, "QGV %d: deratedbw=%u peakbw: %u\n", - i, i915->display.bw.max[0].deratedbw[i], - i915->display.bw.max[0].peakbw[i]); + drm_dbg_kms(display->drm, "QGV %d: deratedbw=%u peakbw: %u\n", + i, display->bw.max[0].deratedbw[i], + display->bw.max[0].peakbw[i]); } /* Bandwidth does not depend on # of planes; set all groups the same */ - i915->display.bw.max[0].num_planes = 1; - i915->display.bw.max[0].num_qgv_points = qi.num_points; - for (i = 1; i < ARRAY_SIZE(i915->display.bw.max); i++) - memcpy(&i915->display.bw.max[i], &i915->display.bw.max[0], - sizeof(i915->display.bw.max[0])); + display->bw.max[0].num_planes = 1; + display->bw.max[0].num_qgv_points = qi.num_points; + for (i = 1; i < ARRAY_SIZE(display->bw.max); i++) + memcpy(&display->bw.max[i], &display->bw.max[0], + sizeof(display->bw.max[0])); /* * Xe2_HPD should always have exactly two QGV points representing * battery and plugged-in operation. */ - drm_WARN_ON(&i915->drm, qi.num_points != 2); - i915->display.sagv.status = I915_SAGV_ENABLED; + drm_WARN_ON(display->drm, qi.num_points != 2); + display->sagv.status = I915_SAGV_ENABLED; return 0; } -static unsigned int icl_max_bw_index(struct drm_i915_private *dev_priv, +static unsigned int icl_max_bw_index(struct intel_display *display, int num_planes, int qgv_point) { int i; @@ -667,9 +676,9 @@ static unsigned int icl_max_bw_index(struct drm_i915_private *dev_priv, */ num_planes = max(1, num_planes); - for (i = 0; i < ARRAY_SIZE(dev_priv->display.bw.max); i++) { + for (i = 0; i < ARRAY_SIZE(display->bw.max); i++) { const struct intel_bw_info *bi = - &dev_priv->display.bw.max[i]; + &display->bw.max[i]; /* * Pcode will not expose all QGV points when @@ -685,7 +694,7 @@ static unsigned int icl_max_bw_index(struct drm_i915_private *dev_priv, return UINT_MAX; } -static unsigned int tgl_max_bw_index(struct drm_i915_private *dev_priv, +static unsigned int tgl_max_bw_index(struct intel_display *display, int num_planes, int qgv_point) { int i; @@ -695,9 +704,9 @@ static unsigned int tgl_max_bw_index(struct drm_i915_private *dev_priv, */ num_planes = max(1, num_planes); - for (i = ARRAY_SIZE(dev_priv->display.bw.max) - 1; i >= 0; i--) { + for (i = ARRAY_SIZE(display->bw.max) - 1; i >= 0; i--) { const struct intel_bw_info *bi = - &dev_priv->display.bw.max[i]; + &display->bw.max[i]; /* * Pcode will not expose all QGV points when @@ -713,52 +722,54 @@ static unsigned int tgl_max_bw_index(struct drm_i915_private *dev_priv, return 0; } -static unsigned int adl_psf_bw(struct drm_i915_private *dev_priv, +static unsigned int adl_psf_bw(struct intel_display *display, int psf_gv_point) { const struct intel_bw_info *bi = - &dev_priv->display.bw.max[0]; + &display->bw.max[0]; return bi->psf_bw[psf_gv_point]; } -static unsigned int icl_qgv_bw(struct drm_i915_private *i915, +static unsigned int icl_qgv_bw(struct intel_display *display, int num_active_planes, int qgv_point) { unsigned int idx; - if (DISPLAY_VER(i915) >= 12) - idx = tgl_max_bw_index(i915, num_active_planes, qgv_point); + if (DISPLAY_VER(display) >= 12) + idx = tgl_max_bw_index(display, num_active_planes, qgv_point); else - idx = icl_max_bw_index(i915, num_active_planes, qgv_point); + idx = icl_max_bw_index(display, num_active_planes, qgv_point); - if (idx >= ARRAY_SIZE(i915->display.bw.max)) + if (idx >= ARRAY_SIZE(display->bw.max)) return 0; - return i915->display.bw.max[idx].deratedbw[qgv_point]; + return display->bw.max[idx].deratedbw[qgv_point]; } void intel_bw_init_hw(struct drm_i915_private *dev_priv) { - if (!HAS_DISPLAY(dev_priv)) + struct intel_display *display = &dev_priv->display; + + if (!HAS_DISPLAY(display)) return; - if (DISPLAY_VERx100(dev_priv) >= 1401 && IS_DGFX(dev_priv)) - xe2_hpd_get_bw_info(dev_priv, &xe2_hpd_sa_info); - else if (DISPLAY_VER(dev_priv) >= 14) - tgl_get_bw_info(dev_priv, &mtl_sa_info); - else if (IS_DG2(dev_priv)) - dg2_get_bw_info(dev_priv); - else if (IS_ALDERLAKE_P(dev_priv)) - tgl_get_bw_info(dev_priv, &adlp_sa_info); - else if (IS_ALDERLAKE_S(dev_priv)) - tgl_get_bw_info(dev_priv, &adls_sa_info); - else if (IS_ROCKETLAKE(dev_priv)) - tgl_get_bw_info(dev_priv, &rkl_sa_info); - else if (DISPLAY_VER(dev_priv) == 12) - tgl_get_bw_info(dev_priv, &tgl_sa_info); - else if (DISPLAY_VER(dev_priv) == 11) - icl_get_bw_info(dev_priv, &icl_sa_info); + if (DISPLAY_VERx100(display) >= 1401 && display->platform.dgfx) + xe2_hpd_get_bw_info(display, &xe2_hpd_sa_info); + else if (DISPLAY_VER(display) >= 14) + tgl_get_bw_info(display, &mtl_sa_info); + else if (display->platform.dg2) + dg2_get_bw_info(display); + else if (display->platform.alderlake_p) + tgl_get_bw_info(display, &adlp_sa_info); + else if (display->platform.alderlake_s) + tgl_get_bw_info(display, &adls_sa_info); + else if (display->platform.rocketlake) + tgl_get_bw_info(display, &rkl_sa_info); + else if (DISPLAY_VER(display) == 12) + tgl_get_bw_info(display, &tgl_sa_info); + else if (DISPLAY_VER(display) == 11) + icl_get_bw_info(display, &icl_sa_info); } static unsigned int intel_bw_crtc_num_active_planes(const struct intel_crtc_state *crtc_state) @@ -772,8 +783,8 @@ static unsigned int intel_bw_crtc_num_active_planes(const struct intel_crtc_stat static unsigned int intel_bw_crtc_data_rate(const struct intel_crtc_state *crtc_state) { + struct intel_display *display = to_intel_display(crtc_state); struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *i915 = to_i915(crtc->base.dev); unsigned int data_rate = 0; enum plane_id plane_id; @@ -787,7 +798,7 @@ static unsigned int intel_bw_crtc_data_rate(const struct intel_crtc_state *crtc_ data_rate += crtc_state->data_rate[plane_id]; - if (DISPLAY_VER(i915) < 11) + if (DISPLAY_VER(display) < 11) data_rate += crtc_state->data_rate_y[plane_id]; } @@ -797,37 +808,37 @@ static unsigned int intel_bw_crtc_data_rate(const struct intel_crtc_state *crtc_ /* "Maximum Pipe Read Bandwidth" */ static int intel_bw_crtc_min_cdclk(const struct intel_crtc_state *crtc_state) { - struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *i915 = to_i915(crtc->base.dev); + struct intel_display *display = to_intel_display(crtc_state); - if (DISPLAY_VER(i915) < 12) + if (DISPLAY_VER(display) < 12) return 0; return DIV_ROUND_UP_ULL(mul_u32_u32(intel_bw_crtc_data_rate(crtc_state), 10), 512); } -static unsigned int intel_bw_num_active_planes(struct drm_i915_private *dev_priv, +static unsigned int intel_bw_num_active_planes(struct intel_display *display, const struct intel_bw_state *bw_state) { unsigned int num_active_planes = 0; enum pipe pipe; - for_each_pipe(dev_priv, pipe) + for_each_pipe(display, pipe) num_active_planes += bw_state->num_active_planes[pipe]; return num_active_planes; } -static unsigned int intel_bw_data_rate(struct drm_i915_private *dev_priv, +static unsigned int intel_bw_data_rate(struct intel_display *display, const struct intel_bw_state *bw_state) { + struct drm_i915_private *i915 = to_i915(display->drm); unsigned int data_rate = 0; enum pipe pipe; - for_each_pipe(dev_priv, pipe) + for_each_pipe(display, pipe) data_rate += bw_state->data_rate[pipe]; - if (DISPLAY_VER(dev_priv) >= 13 && i915_vtd_active(dev_priv)) + if (DISPLAY_VER(display) >= 13 && i915_vtd_active(i915)) data_rate = DIV_ROUND_UP(data_rate * 105, 100); return data_rate; @@ -836,10 +847,10 @@ static unsigned int intel_bw_data_rate(struct drm_i915_private *dev_priv, struct intel_bw_state * intel_atomic_get_old_bw_state(struct intel_atomic_state *state) { - struct drm_i915_private *dev_priv = to_i915(state->base.dev); + struct intel_display *display = to_intel_display(state); struct intel_global_state *bw_state; - bw_state = intel_atomic_get_old_global_obj_state(state, &dev_priv->display.bw.obj); + bw_state = intel_atomic_get_old_global_obj_state(state, &display->bw.obj); return to_intel_bw_state(bw_state); } @@ -847,10 +858,10 @@ intel_atomic_get_old_bw_state(struct intel_atomic_state *state) struct intel_bw_state * intel_atomic_get_new_bw_state(struct intel_atomic_state *state) { - struct drm_i915_private *dev_priv = to_i915(state->base.dev); + struct intel_display *display = to_intel_display(state); struct intel_global_state *bw_state; - bw_state = intel_atomic_get_new_global_obj_state(state, &dev_priv->display.bw.obj); + bw_state = intel_atomic_get_new_global_obj_state(state, &display->bw.obj); return to_intel_bw_state(bw_state); } @@ -858,27 +869,27 @@ intel_atomic_get_new_bw_state(struct intel_atomic_state *state) struct intel_bw_state * intel_atomic_get_bw_state(struct intel_atomic_state *state) { - struct drm_i915_private *dev_priv = to_i915(state->base.dev); + struct intel_display *display = to_intel_display(state); struct intel_global_state *bw_state; - bw_state = intel_atomic_get_global_obj_state(state, &dev_priv->display.bw.obj); + bw_state = intel_atomic_get_global_obj_state(state, &display->bw.obj); if (IS_ERR(bw_state)) return ERR_CAST(bw_state); return to_intel_bw_state(bw_state); } -static unsigned int icl_max_bw_qgv_point_mask(struct drm_i915_private *i915, +static unsigned int icl_max_bw_qgv_point_mask(struct intel_display *display, int num_active_planes) { - unsigned int num_qgv_points = i915->display.bw.max[0].num_qgv_points; + unsigned int num_qgv_points = display->bw.max[0].num_qgv_points; unsigned int max_bw_point = 0; unsigned int max_bw = 0; int i; for (i = 0; i < num_qgv_points; i++) { unsigned int max_data_rate = - icl_qgv_bw(i915, num_active_planes, i); + icl_qgv_bw(display, num_active_planes, i); /* * We need to know which qgv point gives us @@ -897,23 +908,23 @@ static unsigned int icl_max_bw_qgv_point_mask(struct drm_i915_private *i915, return max_bw_point; } -static u16 icl_prepare_qgv_points_mask(struct drm_i915_private *i915, +static u16 icl_prepare_qgv_points_mask(struct intel_display *display, unsigned int qgv_points, unsigned int psf_points) { return ~(ICL_PCODE_REQ_QGV_PT(qgv_points) | - ADLS_PCODE_REQ_PSF_PT(psf_points)) & icl_qgv_points_mask(i915); + ADLS_PCODE_REQ_PSF_PT(psf_points)) & icl_qgv_points_mask(display); } -static unsigned int icl_max_bw_psf_gv_point_mask(struct drm_i915_private *i915) +static unsigned int icl_max_bw_psf_gv_point_mask(struct intel_display *display) { - unsigned int num_psf_gv_points = i915->display.bw.max[0].num_psf_gv_points; + unsigned int num_psf_gv_points = display->bw.max[0].num_psf_gv_points; unsigned int max_bw_point_mask = 0; unsigned int max_bw = 0; int i; for (i = 0; i < num_psf_gv_points; i++) { - unsigned int max_data_rate = adl_psf_bw(i915, i); + unsigned int max_data_rate = adl_psf_bw(display, i); if (max_data_rate > max_bw) { max_bw_point_mask = BIT(i); @@ -926,29 +937,31 @@ static unsigned int icl_max_bw_psf_gv_point_mask(struct drm_i915_private *i915) return max_bw_point_mask; } -static void icl_force_disable_sagv(struct drm_i915_private *i915, +static void icl_force_disable_sagv(struct intel_display *display, struct intel_bw_state *bw_state) { - unsigned int qgv_points = icl_max_bw_qgv_point_mask(i915, 0); - unsigned int psf_points = icl_max_bw_psf_gv_point_mask(i915); + struct drm_i915_private *i915 = to_i915(display->drm); + unsigned int qgv_points = icl_max_bw_qgv_point_mask(display, 0); + unsigned int psf_points = icl_max_bw_psf_gv_point_mask(display); - bw_state->qgv_points_mask = icl_prepare_qgv_points_mask(i915, + bw_state->qgv_points_mask = icl_prepare_qgv_points_mask(display, qgv_points, psf_points); - drm_dbg_kms(&i915->drm, "Forcing SAGV disable: mask 0x%x\n", + drm_dbg_kms(display->drm, "Forcing SAGV disable: mask 0x%x\n", bw_state->qgv_points_mask); icl_pcode_restrict_qgv_points(i915, bw_state->qgv_points_mask); } -static int mtl_find_qgv_points(struct drm_i915_private *i915, +static int mtl_find_qgv_points(struct intel_display *display, unsigned int data_rate, unsigned int num_active_planes, struct intel_bw_state *new_bw_state) { + struct drm_i915_private *i915 = to_i915(display->drm); unsigned int best_rate = UINT_MAX; - unsigned int num_qgv_points = i915->display.bw.max[0].num_qgv_points; + unsigned int num_qgv_points = display->bw.max[0].num_qgv_points; unsigned int qgv_peak_bw = 0; int i; int ret; @@ -964,7 +977,7 @@ static int mtl_find_qgv_points(struct drm_i915_private *i915, */ if (!intel_can_enable_sagv(i915, new_bw_state)) { new_bw_state->qgv_point_peakbw = U16_MAX; - drm_dbg_kms(&i915->drm, "No SAGV, use UINT_MAX as peak bw."); + drm_dbg_kms(display->drm, "No SAGV, use UINT_MAX as peak bw."); return 0; } @@ -974,27 +987,27 @@ static int mtl_find_qgv_points(struct drm_i915_private *i915, */ for (i = 0; i < num_qgv_points; i++) { unsigned int bw_index = - tgl_max_bw_index(i915, num_active_planes, i); + tgl_max_bw_index(display, num_active_planes, i); unsigned int max_data_rate; - if (bw_index >= ARRAY_SIZE(i915->display.bw.max)) + if (bw_index >= ARRAY_SIZE(display->bw.max)) continue; - max_data_rate = i915->display.bw.max[bw_index].deratedbw[i]; + max_data_rate = display->bw.max[bw_index].deratedbw[i]; if (max_data_rate < data_rate) continue; if (max_data_rate - data_rate < best_rate) { best_rate = max_data_rate - data_rate; - qgv_peak_bw = i915->display.bw.max[bw_index].peakbw[i]; + qgv_peak_bw = display->bw.max[bw_index].peakbw[i]; } - drm_dbg_kms(&i915->drm, "QGV point %d: max bw %d required %d qgv_peak_bw: %d\n", + drm_dbg_kms(display->drm, "QGV point %d: max bw %d required %d qgv_peak_bw: %d\n", i, max_data_rate, data_rate, qgv_peak_bw); } - drm_dbg_kms(&i915->drm, "Matching peaks QGV bw: %d for required data rate: %d\n", + drm_dbg_kms(display->drm, "Matching peaks QGV bw: %d for required data rate: %d\n", qgv_peak_bw, data_rate); /* @@ -1002,7 +1015,7 @@ static int mtl_find_qgv_points(struct drm_i915_private *i915, * satisfying the required data rate is found */ if (qgv_peak_bw == 0) { - drm_dbg_kms(&i915->drm, "No QGV points for bw %d for display configuration(%d active planes).\n", + drm_dbg_kms(display->drm, "No QGV points for bw %d for display configuration(%d active planes).\n", data_rate, num_active_planes); return -EINVAL; } @@ -1013,14 +1026,15 @@ static int mtl_find_qgv_points(struct drm_i915_private *i915, return 0; } -static int icl_find_qgv_points(struct drm_i915_private *i915, +static int icl_find_qgv_points(struct intel_display *display, unsigned int data_rate, unsigned int num_active_planes, const struct intel_bw_state *old_bw_state, struct intel_bw_state *new_bw_state) { - unsigned int num_psf_gv_points = i915->display.bw.max[0].num_psf_gv_points; - unsigned int num_qgv_points = i915->display.bw.max[0].num_qgv_points; + struct drm_i915_private *i915 = to_i915(display->drm); + unsigned int num_psf_gv_points = display->bw.max[0].num_psf_gv_points; + unsigned int num_qgv_points = display->bw.max[0].num_qgv_points; u16 psf_points = 0; u16 qgv_points = 0; int i; @@ -1031,22 +1045,22 @@ static int icl_find_qgv_points(struct drm_i915_private *i915, return ret; for (i = 0; i < num_qgv_points; i++) { - unsigned int max_data_rate = icl_qgv_bw(i915, + unsigned int max_data_rate = icl_qgv_bw(display, num_active_planes, i); if (max_data_rate >= data_rate) qgv_points |= BIT(i); - drm_dbg_kms(&i915->drm, "QGV point %d: max bw %d required %d\n", + drm_dbg_kms(display->drm, "QGV point %d: max bw %d required %d\n", i, max_data_rate, data_rate); } for (i = 0; i < num_psf_gv_points; i++) { - unsigned int max_data_rate = adl_psf_bw(i915, i); + unsigned int max_data_rate = adl_psf_bw(display, i); if (max_data_rate >= data_rate) psf_points |= BIT(i); - drm_dbg_kms(&i915->drm, "PSF GV point %d: max bw %d" + drm_dbg_kms(display->drm, "PSF GV point %d: max bw %d" " required %d\n", i, max_data_rate, data_rate); } @@ -1057,14 +1071,14 @@ static int icl_find_qgv_points(struct drm_i915_private *i915, * reasons. */ if (qgv_points == 0) { - drm_dbg_kms(&i915->drm, "No QGV points provide sufficient memory" + drm_dbg_kms(display->drm, "No QGV points provide sufficient memory" " bandwidth %d for display configuration(%d active planes).\n", data_rate, num_active_planes); return -EINVAL; } if (num_psf_gv_points > 0 && psf_points == 0) { - drm_dbg_kms(&i915->drm, "No PSF GV points provide sufficient memory" + drm_dbg_kms(display->drm, "No PSF GV points provide sufficient memory" " bandwidth %d for display configuration(%d active planes).\n", data_rate, num_active_planes); return -EINVAL; @@ -1076,8 +1090,8 @@ static int icl_find_qgv_points(struct drm_i915_private *i915, * cause. */ if (!intel_can_enable_sagv(i915, new_bw_state)) { - qgv_points = icl_max_bw_qgv_point_mask(i915, num_active_planes); - drm_dbg_kms(&i915->drm, "No SAGV, using single QGV point mask 0x%x\n", + qgv_points = icl_max_bw_qgv_point_mask(display, num_active_planes); + drm_dbg_kms(display->drm, "No SAGV, using single QGV point mask 0x%x\n", qgv_points); } @@ -1085,7 +1099,7 @@ static int icl_find_qgv_points(struct drm_i915_private *i915, * We store the ones which need to be masked as that is what PCode * actually accepts as a parameter. */ - new_bw_state->qgv_points_mask = icl_prepare_qgv_points_mask(i915, + new_bw_state->qgv_points_mask = icl_prepare_qgv_points_mask(display, qgv_points, psf_points); /* @@ -1101,38 +1115,38 @@ static int icl_find_qgv_points(struct drm_i915_private *i915, return 0; } -static int intel_bw_check_qgv_points(struct drm_i915_private *i915, +static int intel_bw_check_qgv_points(struct intel_display *display, const struct intel_bw_state *old_bw_state, struct intel_bw_state *new_bw_state) { - unsigned int data_rate = intel_bw_data_rate(i915, new_bw_state); + unsigned int data_rate = intel_bw_data_rate(display, new_bw_state); unsigned int num_active_planes = - intel_bw_num_active_planes(i915, new_bw_state); + intel_bw_num_active_planes(display, new_bw_state); data_rate = DIV_ROUND_UP(data_rate, 1000); - if (DISPLAY_VER(i915) >= 14) - return mtl_find_qgv_points(i915, data_rate, num_active_planes, + if (DISPLAY_VER(display) >= 14) + return mtl_find_qgv_points(display, data_rate, num_active_planes, new_bw_state); else - return icl_find_qgv_points(i915, data_rate, num_active_planes, + return icl_find_qgv_points(display, data_rate, num_active_planes, old_bw_state, new_bw_state); } -static bool intel_bw_state_changed(struct drm_i915_private *i915, +static bool intel_bw_state_changed(struct intel_display *display, const struct intel_bw_state *old_bw_state, const struct intel_bw_state *new_bw_state) { enum pipe pipe; - for_each_pipe(i915, pipe) { + for_each_pipe(display, pipe) { const struct intel_dbuf_bw *old_crtc_bw = &old_bw_state->dbuf_bw[pipe]; const struct intel_dbuf_bw *new_crtc_bw = &new_bw_state->dbuf_bw[pipe]; enum dbuf_slice slice; - for_each_dbuf_slice(i915, slice) { + for_each_dbuf_slice(display, slice) { if (old_crtc_bw->max_bw[slice] != new_crtc_bw->max_bw[slice] || old_crtc_bw->active_planes[slice] != new_crtc_bw->active_planes[slice]) return true; @@ -1151,7 +1165,8 @@ static void skl_plane_calc_dbuf_bw(struct intel_bw_state *bw_state, const struct skl_ddb_entry *ddb, unsigned int data_rate) { - struct drm_i915_private *i915 = to_i915(crtc->base.dev); + struct intel_display *display = to_intel_display(crtc); + struct drm_i915_private *i915 = to_i915(display->drm); struct intel_dbuf_bw *crtc_bw = &bw_state->dbuf_bw[crtc->pipe]; unsigned int dbuf_mask = skl_ddb_dbuf_slice_mask(i915, ddb); enum dbuf_slice slice; @@ -1160,7 +1175,7 @@ static void skl_plane_calc_dbuf_bw(struct intel_bw_state *bw_state, * The arbiter can only really guarantee an * equal share of the total bw to each plane. */ - for_each_dbuf_slice_in_mask(i915, slice, dbuf_mask) { + for_each_dbuf_slice_in_mask(display, slice, dbuf_mask) { crtc_bw->max_bw[slice] = max(crtc_bw->max_bw[slice], data_rate); crtc_bw->active_planes[slice] |= BIT(plane_id); } @@ -1169,8 +1184,8 @@ static void skl_plane_calc_dbuf_bw(struct intel_bw_state *bw_state, static void skl_crtc_calc_dbuf_bw(struct intel_bw_state *bw_state, const struct intel_crtc_state *crtc_state) { + struct intel_display *display = to_intel_display(crtc_state); struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *i915 = to_i915(crtc->base.dev); struct intel_dbuf_bw *crtc_bw = &bw_state->dbuf_bw[crtc->pipe]; enum plane_id plane_id; @@ -1191,7 +1206,7 @@ static void skl_crtc_calc_dbuf_bw(struct intel_bw_state *bw_state, &crtc_state->wm.skl.plane_ddb[plane_id], crtc_state->data_rate[plane_id]); - if (DISPLAY_VER(i915) < 11) + if (DISPLAY_VER(display) < 11) skl_plane_calc_dbuf_bw(bw_state, crtc, plane_id, &crtc_state->wm.skl.plane_ddb_y[plane_id], crtc_state->data_rate[plane_id]); @@ -1200,13 +1215,13 @@ static void skl_crtc_calc_dbuf_bw(struct intel_bw_state *bw_state, /* "Maximum Data Buffer Bandwidth" */ static int -intel_bw_dbuf_min_cdclk(struct drm_i915_private *i915, +intel_bw_dbuf_min_cdclk(struct intel_display *display, const struct intel_bw_state *bw_state) { unsigned int total_max_bw = 0; enum dbuf_slice slice; - for_each_dbuf_slice(i915, slice) { + for_each_dbuf_slice(display, slice) { int num_active_planes = 0; unsigned int max_bw = 0; enum pipe pipe; @@ -1215,7 +1230,7 @@ intel_bw_dbuf_min_cdclk(struct drm_i915_private *i915, * The arbiter can only really guarantee an * equal share of the total bw to each plane. */ - for_each_pipe(i915, pipe) { + for_each_pipe(display, pipe) { const struct intel_dbuf_bw *crtc_bw = &bw_state->dbuf_bw[pipe]; max_bw = max(crtc_bw->max_bw[slice], max_bw); @@ -1232,12 +1247,13 @@ intel_bw_dbuf_min_cdclk(struct drm_i915_private *i915, int intel_bw_min_cdclk(struct drm_i915_private *i915, const struct intel_bw_state *bw_state) { + struct intel_display *display = &i915->display; enum pipe pipe; int min_cdclk; - min_cdclk = intel_bw_dbuf_min_cdclk(i915, bw_state); + min_cdclk = intel_bw_dbuf_min_cdclk(display, bw_state); - for_each_pipe(i915, pipe) + for_each_pipe(display, pipe) min_cdclk = max(min_cdclk, bw_state->min_cdclk[pipe]); return min_cdclk; @@ -1246,6 +1262,7 @@ int intel_bw_min_cdclk(struct drm_i915_private *i915, int intel_bw_calc_min_cdclk(struct intel_atomic_state *state, bool *need_cdclk_calc) { + struct intel_display *display = to_intel_display(state); struct drm_i915_private *dev_priv = to_i915(state->base.dev); struct intel_bw_state *new_bw_state = NULL; const struct intel_bw_state *old_bw_state = NULL; @@ -1255,7 +1272,7 @@ int intel_bw_calc_min_cdclk(struct intel_atomic_state *state, struct intel_crtc *crtc; int i; - if (DISPLAY_VER(dev_priv) < 9) + if (DISPLAY_VER(display) < 9) return 0; for_each_new_intel_crtc_in_state(state, crtc, crtc_state, i) { @@ -1274,7 +1291,7 @@ int intel_bw_calc_min_cdclk(struct intel_atomic_state *state, if (!old_bw_state) return 0; - if (intel_bw_state_changed(dev_priv, old_bw_state, new_bw_state)) { + if (intel_bw_state_changed(display, old_bw_state, new_bw_state)) { int ret = intel_atomic_lock_global_state(&new_bw_state->base); if (ret) return ret; @@ -1309,7 +1326,7 @@ int intel_bw_calc_min_cdclk(struct intel_atomic_state *state, if (new_min_cdclk <= cdclk_state->bw_min_cdclk) return 0; - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "new bandwidth min cdclk (%d kHz) > old min cdclk (%d kHz)\n", new_min_cdclk, cdclk_state->bw_min_cdclk); *need_cdclk_calc = true; @@ -1319,7 +1336,7 @@ int intel_bw_calc_min_cdclk(struct intel_atomic_state *state, static int intel_bw_check_data_rate(struct intel_atomic_state *state, bool *changed) { - struct drm_i915_private *i915 = to_i915(state->base.dev); + struct intel_display *display = to_intel_display(state); const struct intel_crtc_state *new_crtc_state, *old_crtc_state; struct intel_crtc *crtc; int i; @@ -1353,7 +1370,7 @@ static int intel_bw_check_data_rate(struct intel_atomic_state *state, bool *chan *changed = true; - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "[CRTC:%d:%s] data rate %u num active planes %u\n", crtc->base.base.id, crtc->base.name, new_bw_state->data_rate[crtc->pipe], @@ -1365,14 +1382,15 @@ static int intel_bw_check_data_rate(struct intel_atomic_state *state, bool *chan int intel_bw_atomic_check(struct intel_atomic_state *state) { + struct intel_display *display = to_intel_display(state); + struct drm_i915_private *i915 = to_i915(display->drm); bool changed = false; - struct drm_i915_private *i915 = to_i915(state->base.dev); struct intel_bw_state *new_bw_state; const struct intel_bw_state *old_bw_state; int ret; /* FIXME earlier gens need some checks too */ - if (DISPLAY_VER(i915) < 11) + if (DISPLAY_VER(display) < 11) return 0; ret = intel_bw_check_data_rate(state, &changed); @@ -1395,7 +1413,7 @@ int intel_bw_atomic_check(struct intel_atomic_state *state) if (!changed) return 0; - ret = intel_bw_check_qgv_points(i915, old_bw_state, new_bw_state); + ret = intel_bw_check_qgv_points(display, old_bw_state, new_bw_state); if (ret) return ret; @@ -1407,8 +1425,8 @@ int intel_bw_atomic_check(struct intel_atomic_state *state) static void intel_bw_crtc_update(struct intel_bw_state *bw_state, const struct intel_crtc_state *crtc_state) { + struct intel_display *display = to_intel_display(crtc_state); struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *i915 = to_i915(crtc->base.dev); bw_state->data_rate[crtc->pipe] = intel_bw_crtc_data_rate(crtc_state); @@ -1416,7 +1434,7 @@ static void intel_bw_crtc_update(struct intel_bw_state *bw_state, intel_bw_crtc_num_active_planes(crtc_state); bw_state->force_check_qgv = true; - drm_dbg_kms(&i915->drm, "pipe %c data rate %u num active planes %u\n", + drm_dbg_kms(display->drm, "pipe %c data rate %u num active planes %u\n", pipe_name(crtc->pipe), bw_state->data_rate[crtc->pipe], bw_state->num_active_planes[crtc->pipe]); @@ -1499,8 +1517,8 @@ int intel_bw_init(struct drm_i915_private *i915) * Limit this only if we have SAGV. And for Display version 14 onwards * sagv is handled though pmdemand requests */ - if (intel_has_sagv(i915) && IS_DISPLAY_VER(i915, 11, 13)) - icl_force_disable_sagv(i915, state); + if (intel_has_sagv(i915) && IS_DISPLAY_VER(display, 11, 13)) + icl_force_disable_sagv(display, state); return 0; } From patchwork Fri Mar 7 19:25:12 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Gustavo Sousa X-Patchwork-Id: 14007059 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4AD90C28B23 for ; Fri, 7 Mar 2025 19:25:53 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 5696110E1AD; Fri, 7 Mar 2025 19:25:52 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="fwskMtdn"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.17]) by gabe.freedesktop.org (Postfix) with ESMTPS id B0A5A10E1A7; Fri, 7 Mar 2025 19:25:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1741375550; x=1772911550; h=from:date:subject:mime-version:content-transfer-encoding: message-id:references:in-reply-to:to:cc; bh=AAMEslS4oJVpQ+JxPx2eOPF7a0QQKXi4tEMceiyBC4w=; b=fwskMtdnZr9ZwYg7AuK2w+3GcGFUr9rTB3a29nlBPCy4zr3uLxL6O9fa CEVbUffLChMCWOUZnSoO4Mc/ygWNdBZQf3qAuCwi+idQKlYBOy6FXaYB1 ZW66PnSrukgDKHH0+2vtFVyYTq3dVH7F6gPa3hcmblxTrIDfHgK2hOTdl 9nBA4C7Hov3KDrSG53bXts582TXUGEspCkdlHTLzqjWE9m7RSBwxcI+UJ kzIYSZ1gk+E/DWzi5iWYjms0171lVmiZSOMizy8AMM/MQBU2RbKx9feW1 1LakRAdTEaToYwH1m61+dB56yQcEf89aUkEOaAB/xnPUO9by6eF+gpEgf w==; X-CSE-ConnectionGUID: uirlZFBqRfqid4SJ+Zua1A== X-CSE-MsgGUID: yd2Yx2kbSMOKfAhsXz0LDw== X-IronPort-AV: E=McAfee;i="6700,10204,11365"; a="42315901" X-IronPort-AV: E=Sophos;i="6.14,230,1736841600"; d="scan'208";a="42315901" Received: from orviesa001.jf.intel.com ([10.64.159.141]) by fmvoesa111.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Mar 2025 11:25:49 -0800 X-CSE-ConnectionGUID: dYyfBLFRTBGF+Ya3zhcfDA== X-CSE-MsgGUID: 1B7zDLnmTAynuR/j60dHQw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.12,224,1728975600"; d="scan'208";a="156622615" Received: from tjmaciei-mobl5.ger.corp.intel.com (HELO gjsousa-mobl2.corp.amr.intel.com) ([10.125.110.129]) by smtpauth.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Mar 2025 11:25:48 -0800 From: Gustavo Sousa Date: Fri, 07 Mar 2025 16:25:12 -0300 Subject: [PATCH v3 2/3] drm/i915/display: Convert intel_bw.c externally to intel_display MIME-Version: 1.0 Message-Id: <20250307-xe3lpd-bandwidth-update-v3-2-58bbe81f65bf@intel.com> References: <20250307-xe3lpd-bandwidth-update-v3-0-58bbe81f65bf@intel.com> In-Reply-To: <20250307-xe3lpd-bandwidth-update-v3-0-58bbe81f65bf@intel.com> To: intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org Cc: Matt Roper , =?utf-8?b?VmlsbGUgU3lyasOkbMOk?= , Gustavo Sousa X-Mailer: b4 0.14.2 X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" We already have internal interface for intel_bw.c converted to use intel_display. Now convert the external interface as well. Cc: Ville Syrjälä Signed-off-by: Gustavo Sousa Reviewed-by: Ville Syrjälä --- drivers/gpu/drm/i915/display/intel_bw.c | 25 +++++++++------------- drivers/gpu/drm/i915/display/intel_bw.h | 9 ++++---- drivers/gpu/drm/i915/display/intel_cdclk.c | 3 +-- .../gpu/drm/i915/display/intel_display_driver.c | 2 +- drivers/gpu/drm/i915/display/skl_watermark.c | 10 +++++---- drivers/gpu/drm/i915/i915_driver.c | 2 +- drivers/gpu/drm/xe/display/xe_display.c | 2 +- 7 files changed, 24 insertions(+), 29 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_bw.c b/drivers/gpu/drm/i915/display/intel_bw.c index d71dc796f1793f546fe04146e5987a9be56bae9b..39644ae6932047f2b83f0ae34ed93f73a100685f 100644 --- a/drivers/gpu/drm/i915/display/intel_bw.c +++ b/drivers/gpu/drm/i915/display/intel_bw.c @@ -151,17 +151,17 @@ static bool is_sagv_enabled(struct intel_display *display, u16 points_mask) ICL_PCODE_REQ_QGV_PT_MASK); } -int icl_pcode_restrict_qgv_points(struct drm_i915_private *dev_priv, +int icl_pcode_restrict_qgv_points(struct intel_display *display, u32 points_mask) { - struct intel_display *display = &dev_priv->display; + struct drm_i915_private *i915 = to_i915(display->drm); int ret; if (DISPLAY_VER(display) >= 14) return 0; /* bspec says to keep retrying for at least 1 ms */ - ret = skl_pcode_request(&dev_priv->uncore, ICL_PCODE_SAGV_DE_MEM_SS_CONFIG, + ret = skl_pcode_request(&i915->uncore, ICL_PCODE_SAGV_DE_MEM_SS_CONFIG, points_mask, ICL_PCODE_REP_QGV_MASK | ADLS_PCODE_REP_PSF_MASK, ICL_PCODE_REP_QGV_SAFE | ADLS_PCODE_REP_PSF_SAFE, @@ -747,10 +747,8 @@ static unsigned int icl_qgv_bw(struct intel_display *display, return display->bw.max[idx].deratedbw[qgv_point]; } -void intel_bw_init_hw(struct drm_i915_private *dev_priv) +void intel_bw_init_hw(struct intel_display *display) { - struct intel_display *display = &dev_priv->display; - if (!HAS_DISPLAY(display)) return; @@ -940,7 +938,6 @@ static unsigned int icl_max_bw_psf_gv_point_mask(struct intel_display *display) static void icl_force_disable_sagv(struct intel_display *display, struct intel_bw_state *bw_state) { - struct drm_i915_private *i915 = to_i915(display->drm); unsigned int qgv_points = icl_max_bw_qgv_point_mask(display, 0); unsigned int psf_points = icl_max_bw_psf_gv_point_mask(display); @@ -951,7 +948,7 @@ static void icl_force_disable_sagv(struct intel_display *display, drm_dbg_kms(display->drm, "Forcing SAGV disable: mask 0x%x\n", bw_state->qgv_points_mask); - icl_pcode_restrict_qgv_points(i915, bw_state->qgv_points_mask); + icl_pcode_restrict_qgv_points(display, bw_state->qgv_points_mask); } static int mtl_find_qgv_points(struct intel_display *display, @@ -1244,10 +1241,9 @@ intel_bw_dbuf_min_cdclk(struct intel_display *display, return DIV_ROUND_UP(total_max_bw, 64); } -int intel_bw_min_cdclk(struct drm_i915_private *i915, +int intel_bw_min_cdclk(struct intel_display *display, const struct intel_bw_state *bw_state) { - struct intel_display *display = &i915->display; enum pipe pipe; int min_cdclk; @@ -1263,7 +1259,6 @@ int intel_bw_calc_min_cdclk(struct intel_atomic_state *state, bool *need_cdclk_calc) { struct intel_display *display = to_intel_display(state); - struct drm_i915_private *dev_priv = to_i915(state->base.dev); struct intel_bw_state *new_bw_state = NULL; const struct intel_bw_state *old_bw_state = NULL; const struct intel_cdclk_state *cdclk_state; @@ -1297,8 +1292,8 @@ int intel_bw_calc_min_cdclk(struct intel_atomic_state *state, return ret; } - old_min_cdclk = intel_bw_min_cdclk(dev_priv, old_bw_state); - new_min_cdclk = intel_bw_min_cdclk(dev_priv, new_bw_state); + old_min_cdclk = intel_bw_min_cdclk(display, old_bw_state); + new_min_cdclk = intel_bw_min_cdclk(display, new_bw_state); /* * No need to check against the cdclk state if @@ -1501,9 +1496,9 @@ static const struct intel_global_state_funcs intel_bw_funcs = { .atomic_destroy_state = intel_bw_destroy_state, }; -int intel_bw_init(struct drm_i915_private *i915) +int intel_bw_init(struct intel_display *display) { - struct intel_display *display = &i915->display; + struct drm_i915_private *i915 = to_i915(display->drm); struct intel_bw_state *state; state = kzalloc(sizeof(*state), GFP_KERNEL); diff --git a/drivers/gpu/drm/i915/display/intel_bw.h b/drivers/gpu/drm/i915/display/intel_bw.h index 3313e4eac4f00dc5be0a290219c488216a2ae1f8..c18126c83d2e458daaaef0cda82be46974c5d500 100644 --- a/drivers/gpu/drm/i915/display/intel_bw.h +++ b/drivers/gpu/drm/i915/display/intel_bw.h @@ -12,7 +12,6 @@ #include "intel_display_power.h" #include "intel_global_state.h" -struct drm_i915_private; struct intel_atomic_state; struct intel_crtc; struct intel_crtc_state; @@ -72,14 +71,14 @@ intel_atomic_get_new_bw_state(struct intel_atomic_state *state); struct intel_bw_state * intel_atomic_get_bw_state(struct intel_atomic_state *state); -void intel_bw_init_hw(struct drm_i915_private *dev_priv); -int intel_bw_init(struct drm_i915_private *dev_priv); +void intel_bw_init_hw(struct intel_display *display); +int intel_bw_init(struct intel_display *display); int intel_bw_atomic_check(struct intel_atomic_state *state); -int icl_pcode_restrict_qgv_points(struct drm_i915_private *dev_priv, +int icl_pcode_restrict_qgv_points(struct intel_display *display, u32 points_mask); int intel_bw_calc_min_cdclk(struct intel_atomic_state *state, bool *need_cdclk_calc); -int intel_bw_min_cdclk(struct drm_i915_private *i915, +int intel_bw_min_cdclk(struct intel_display *display, const struct intel_bw_state *bw_state); void intel_bw_update_hw_state(struct intel_display *display); void intel_bw_crtc_disable_noatomic(struct intel_crtc *crtc); diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index 2a8749a0213e74dbd5cf5f8c94ff5e32226c45fe..984fd9f98c9f77777f903456f5838179a774af5e 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -2808,7 +2808,6 @@ static int intel_crtc_compute_min_cdclk(const struct intel_crtc_state *crtc_stat static int intel_compute_min_cdclk(struct intel_atomic_state *state) { struct intel_display *display = to_intel_display(state); - struct drm_i915_private *dev_priv = to_i915(display->drm); struct intel_cdclk_state *cdclk_state = intel_atomic_get_new_cdclk_state(state); const struct intel_bw_state *bw_state; @@ -2836,7 +2835,7 @@ static int intel_compute_min_cdclk(struct intel_atomic_state *state) bw_state = intel_atomic_get_new_bw_state(state); if (bw_state) { - min_cdclk = intel_bw_min_cdclk(dev_priv, bw_state); + min_cdclk = intel_bw_min_cdclk(display, bw_state); if (cdclk_state->bw_min_cdclk != min_cdclk) { int ret; diff --git a/drivers/gpu/drm/i915/display/intel_display_driver.c b/drivers/gpu/drm/i915/display/intel_display_driver.c index 31740a677dd807a5cffaad3696268e22b829b70a..5ad2f4090a2db41f984ab3dc0f64e608f0b61fb4 100644 --- a/drivers/gpu/drm/i915/display/intel_display_driver.c +++ b/drivers/gpu/drm/i915/display/intel_display_driver.c @@ -259,7 +259,7 @@ int intel_display_driver_probe_noirq(struct intel_display *display) if (ret) goto cleanup_vga_client_pw_domain_dmc; - ret = intel_bw_init(i915); + ret = intel_bw_init(display); if (ret) goto cleanup_vga_client_pw_domain_dmc; diff --git a/drivers/gpu/drm/i915/display/skl_watermark.c b/drivers/gpu/drm/i915/display/skl_watermark.c index 2d0de1c63308fc293e7f0f13ed6489b18928bf58..008919d4d3792ba1ff38c70418c48241aafe1796 100644 --- a/drivers/gpu/drm/i915/display/skl_watermark.c +++ b/drivers/gpu/drm/i915/display/skl_watermark.c @@ -249,7 +249,8 @@ static void skl_sagv_post_plane_update(struct intel_atomic_state *state) static void icl_sagv_pre_plane_update(struct intel_atomic_state *state) { - struct drm_i915_private *i915 = to_i915(state->base.dev); + struct intel_display *display = to_intel_display(state); + struct drm_i915_private *i915 = to_i915(display->drm); const struct intel_bw_state *old_bw_state = intel_atomic_get_old_bw_state(state); const struct intel_bw_state *new_bw_state = @@ -276,12 +277,13 @@ static void icl_sagv_pre_plane_update(struct intel_atomic_state *state) * time. Also masking should be done before updating the configuration * and unmasking afterwards. */ - icl_pcode_restrict_qgv_points(i915, new_mask); + icl_pcode_restrict_qgv_points(display, new_mask); } static void icl_sagv_post_plane_update(struct intel_atomic_state *state) { - struct drm_i915_private *i915 = to_i915(state->base.dev); + struct intel_display *display = to_intel_display(state); + struct drm_i915_private *i915 = to_i915(display->drm); const struct intel_bw_state *old_bw_state = intel_atomic_get_old_bw_state(state); const struct intel_bw_state *new_bw_state = @@ -308,7 +310,7 @@ static void icl_sagv_post_plane_update(struct intel_atomic_state *state) * time. Also masking should be done before updating the configuration * and unmasking afterwards. */ - icl_pcode_restrict_qgv_points(i915, new_mask); + icl_pcode_restrict_qgv_points(display, new_mask); } void intel_sagv_pre_plane_update(struct intel_atomic_state *state) diff --git a/drivers/gpu/drm/i915/i915_driver.c b/drivers/gpu/drm/i915/i915_driver.c index ce3cc93ea211bb8c7805d56ae5e67b371fb5fba9..6507dcfe4bf534db83c501606efaf39079fb6b68 100644 --- a/drivers/gpu/drm/i915/i915_driver.c +++ b/drivers/gpu/drm/i915/i915_driver.c @@ -578,7 +578,7 @@ static int i915_driver_hw_probe(struct drm_i915_private *dev_priv) */ intel_dram_detect(dev_priv); - intel_bw_init_hw(dev_priv); + intel_bw_init_hw(display); return 0; diff --git a/drivers/gpu/drm/xe/display/xe_display.c b/drivers/gpu/drm/xe/display/xe_display.c index 0b0aca7a25afd09a9dab089249f89d33dc1c06a9..7fb6028ae73c4ecb283406e953063c62e346812a 100644 --- a/drivers/gpu/drm/xe/display/xe_display.c +++ b/drivers/gpu/drm/xe/display/xe_display.c @@ -147,7 +147,7 @@ int xe_display_init_early(struct xe_device *xe) */ intel_dram_detect(xe); - intel_bw_init_hw(xe); + intel_bw_init_hw(display); intel_display_device_info_runtime_init(display); From patchwork Fri Mar 7 19:25:13 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gustavo Sousa X-Patchwork-Id: 14007058 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 67B97C28B28 for ; Fri, 7 Mar 2025 19:25:54 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id DED4F10E1CE; Fri, 7 Mar 2025 19:25:52 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="jslzf/Br"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.17]) by gabe.freedesktop.org (Postfix) with ESMTPS id BD75B10E1AD; Fri, 7 Mar 2025 19:25:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1741375552; x=1772911552; h=from:date:subject:mime-version:content-transfer-encoding: message-id:references:in-reply-to:to:cc; bh=gZeOBaB5HDaUYIKn63YhxTFMDFZzm15MBVapFM7xBaw=; b=jslzf/Br13d53pJZMtShvmOjbj/9XPl9vZ+d4285Xtrtdj8H3dU5YEME bkb2LzOz/SpsqIVknlLDscWjVa2yurigxav+JOQ0QLl8WqUAXMY59SZeL XQfbd8a9t6fKm6GfpI+Ly6m0nM/WkZNjEWHwEwxvbojldYPlq+Pg1v9Et TlaaJQXuEkGkCFIy7IIkIxKhK/QnN8S63JkZqAqem0GA/Y+I6Z5GQYEfp gSIpEjn4+DV77W70wraSkEGpn7jUTEH8n4BD2dL0jhHgfyM0V/x4fGPIj 9cUI/kxmvikDfKsOgA+FOiT2RduLEVEFA/5jTm35arxVMbikYiz5wPXFA Q==; X-CSE-ConnectionGUID: +e/8l0UYTKS7Y3Abjyyl/w== X-CSE-MsgGUID: 1Sm4uTMcS/a4ns80yECW1g== X-IronPort-AV: E=McAfee;i="6700,10204,11365"; a="42315903" X-IronPort-AV: E=Sophos;i="6.14,230,1736841600"; d="scan'208";a="42315903" Received: from orviesa001.jf.intel.com ([10.64.159.141]) by fmvoesa111.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Mar 2025 11:25:51 -0800 X-CSE-ConnectionGUID: pwwpL/T6SAK8tOCN6UpdjQ== X-CSE-MsgGUID: HRsjhpFHT/GYgDc8Vf487g== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.12,224,1728975600"; d="scan'208";a="156622622" Received: from tjmaciei-mobl5.ger.corp.intel.com (HELO gjsousa-mobl2.corp.amr.intel.com) ([10.125.110.129]) by smtpauth.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Mar 2025 11:25:50 -0800 From: Gustavo Sousa Date: Fri, 07 Mar 2025 16:25:13 -0300 Subject: [PATCH v3 3/3] drm/i915/xe3lpd: Update bandwidth parameters MIME-Version: 1.0 Message-Id: <20250307-xe3lpd-bandwidth-update-v3-3-58bbe81f65bf@intel.com> References: <20250307-xe3lpd-bandwidth-update-v3-0-58bbe81f65bf@intel.com> In-Reply-To: <20250307-xe3lpd-bandwidth-update-v3-0-58bbe81f65bf@intel.com> To: intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org Cc: Matt Roper , =?utf-8?b?VmlsbGUgU3lyasOkbMOk?= , Gustavo Sousa X-Mailer: b4 0.14.2 X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Bandwidth parameters for Xe3_LPD have been updated with respect to previous display releases. Encode them into xe3lpd_sa_info and use that new struct. Bspec: 68859 Reviewed-by: Matt Roper Signed-off-by: Gustavo Sousa --- drivers/gpu/drm/i915/display/intel_bw.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_bw.c b/drivers/gpu/drm/i915/display/intel_bw.c index 39644ae6932047f2b83f0ae34ed93f73a100685f..ee3e2fbd4a42a232b58f8e2344c134f6a1db1ac4 100644 --- a/drivers/gpu/drm/i915/display/intel_bw.c +++ b/drivers/gpu/drm/i915/display/intel_bw.c @@ -404,6 +404,13 @@ static const struct intel_sa_info xe2_hpd_sa_info = { /* Other values not used by simplified algorithm */ }; +static const struct intel_sa_info xe3lpd_sa_info = { + .deburst = 32, + .deprogbwlimit = 65, /* GB/s */ + .displayrtids = 256, + .derating = 10, +}; + static int icl_get_bw_info(struct intel_display *display, const struct intel_sa_info *sa) { struct drm_i915_private *i915 = to_i915(display->drm); @@ -752,7 +759,9 @@ void intel_bw_init_hw(struct intel_display *display) if (!HAS_DISPLAY(display)) return; - if (DISPLAY_VERx100(display) >= 1401 && display->platform.dgfx) + if (DISPLAY_VER(display) >= 30) + tgl_get_bw_info(display, &xe3lpd_sa_info); + else if (DISPLAY_VERx100(display) >= 1401 && display->platform.dgfx) xe2_hpd_get_bw_info(display, &xe2_hpd_sa_info); else if (DISPLAY_VER(display) >= 14) tgl_get_bw_info(display, &mtl_sa_info);