From patchwork Thu Jul 30 09:00:08 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Christian_K=C3=B6nig?= X-Patchwork-Id: 11692527 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id ED55A6C1 for ; Thu, 30 Jul 2020 09:00:29 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id CB8732072A for ; Thu, 30 Jul 2020 09:00:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="jl6sbu+L" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CB8732072A Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 5EAD16E02F; Thu, 30 Jul 2020 09:00:27 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail-ed1-x544.google.com (mail-ed1-x544.google.com [IPv6:2a00:1450:4864:20::544]) by gabe.freedesktop.org (Postfix) with ESMTPS id 4B9906E02F for ; Thu, 30 Jul 2020 09:00:24 +0000 (UTC) Received: by mail-ed1-x544.google.com with SMTP id di22so12199780edb.12 for ; Thu, 30 Jul 2020 02:00:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:subject:date:message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=6cJXgh33+s2ipvp5jsFZaEk6ghysmzw8e340DvfhIx8=; b=jl6sbu+L369kkFnrkNsHFgtmHqIBou5ISwJlvxZ+k6KPzoY/JSGeK2oFB1a+to6mDE 40Z2J/HOXPHDUjnZzvL56nzVpOlHZXAD0XSGCclDXPQX9CGDXLZI2zravpweCn411hGh /vAPUar/vCLYdOgicieNwSb81FeNBaX092wl9W3/vwWxpJcgX2y1O4RmbDSjqKkj2MC2 lkPrv1gUP55KIPchcb0AzAoYz6GJdvxaORX16UXMaqNBo9Mg1YU3r2q/don5agJg6B7X YTKy+ToHTM+elFCD7ccfPtqnaR1YbV3DYCSPw87JUiuGCdu1vVo/JU9JYUhA9n+5Fhrl cAjA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=6cJXgh33+s2ipvp5jsFZaEk6ghysmzw8e340DvfhIx8=; b=oR5qjzu61P3yjkGg3InUEtYXMllcZLTBEEMHzXMDzwthG1zFyV2g6GeV4GfC+wDMD/ 34LjeUXU/NEGqFYTJwpTCQtnjz8PwQ3WJU6edGU9BbQi2eV4w/9AxfXqd73l4v6p4YYT Nfz5h4O20oxXm7BiDa1wUj0egPocOkAydXwYGnaFtyp5rNcjfH1XRwMDwujDraCOGr8D SmRw+9EkLBTBxSI8Yu7KkdLpFKhRzLRFInUWqXLGj/dNPtyhETSKp2V0lIAFqGsw0kbc 5RYbzDb870HFVkBE42DwdZIJ6RGkoLWg60eSK5+h/ZBQLxz+8MfpQIt42/sr1hCeS6ah 0gCQ== X-Gm-Message-State: AOAM530U+U9UknlT6vpx2QMHUHarhB00pdno2VCm/tcFRYJqOkHKeOTH Um0k22B3aLXVwPhdeahqUD2ThcGD X-Google-Smtp-Source: ABdhPJwQmQWR7xCA9+XaTF1othmtfH2EVD3OacmSy7uTR/OcL0FWLl3Sg+ZSpPCvkLX6xnGDAcINBg== X-Received: by 2002:a50:8749:: with SMTP id 9mr1679096edv.80.1596099621493; Thu, 30 Jul 2020 02:00:21 -0700 (PDT) Received: from abel.fritz.box ([2a02:908:1252:fb60:cb71:127d:d8c4:4acb]) by smtp.gmail.com with ESMTPSA id j24sm4968238ejv.32.2020.07.30.02.00.20 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 30 Jul 2020 02:00:21 -0700 (PDT) From: " =?utf-8?q?Christian_K=C3=B6nig?= " X-Google-Original-From: =?utf-8?q?Christian_K=C3=B6nig?= To: dri-devel@lists.freedesktop.org Subject: [PATCH 2/9] drm/ttm: remove TTM_MEMTYPE_FLAG_FIXED v2 Date: Thu, 30 Jul 2020 11:00:08 +0200 Message-Id: <20200730090015.17295-2-christian.koenig@amd.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200730090015.17295-1-christian.koenig@amd.com> References: <20200730090015.17295-1-christian.koenig@amd.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Instead use a boolean field in the memory manager structure. Also invert the meaning of the field since the use of a TT structure is the special case here. v2: cleanup zero init. Signed-off-by: Christian König Reviewed-by: Daniel Vetter Reviewed-by: Thomas Zimmermann Reviewed-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 4 +--- drivers/gpu/drm/drm_gem_vram_helper.c | 1 - drivers/gpu/drm/nouveau/nouveau_bo.c | 4 +--- drivers/gpu/drm/qxl/qxl_ttm.c | 1 - drivers/gpu/drm/radeon/radeon_ttm.c | 3 +-- drivers/gpu/drm/ttm/ttm_bo.c | 19 ++++++++++--------- drivers/gpu/drm/ttm/ttm_bo_util.c | 12 ++++++------ drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c | 3 ++- include/drm/ttm/ttm_bo_driver.h | 4 +--- 9 files changed, 22 insertions(+), 29 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index e57c49a91b73..406bcb03df48 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -87,15 +87,14 @@ static int amdgpu_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, break; case TTM_PL_TT: /* GTT memory */ + man->use_tt = true; man->func = &amdgpu_gtt_mgr_func; man->available_caching = TTM_PL_MASK_CACHING; man->default_caching = TTM_PL_FLAG_CACHED; - man->flags = 0; break; case TTM_PL_VRAM: /* "On-card" video ram */ man->func = &amdgpu_vram_mgr_func; - man->flags = TTM_MEMTYPE_FLAG_FIXED; man->available_caching = TTM_PL_FLAG_UNCACHED | TTM_PL_FLAG_WC; man->default_caching = TTM_PL_FLAG_WC; break; @@ -104,7 +103,6 @@ static int amdgpu_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, case AMDGPU_PL_OA: /* On-chip GDS memory*/ man->func = &ttm_bo_manager_func; - man->flags = TTM_MEMTYPE_FLAG_FIXED; man->available_caching = TTM_PL_FLAG_UNCACHED; man->default_caching = TTM_PL_FLAG_UNCACHED; break; diff --git a/drivers/gpu/drm/drm_gem_vram_helper.c b/drivers/gpu/drm/drm_gem_vram_helper.c index be177afdeb9a..801a14c6e9e0 100644 --- a/drivers/gpu/drm/drm_gem_vram_helper.c +++ b/drivers/gpu/drm/drm_gem_vram_helper.c @@ -1012,7 +1012,6 @@ static int bo_driver_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, break; case TTM_PL_VRAM: man->func = &ttm_bo_manager_func; - man->flags = TTM_MEMTYPE_FLAG_FIXED; man->available_caching = TTM_PL_FLAG_UNCACHED | TTM_PL_FLAG_WC; man->default_caching = TTM_PL_FLAG_WC; diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 53af25020bb2..a3ad66ad3817 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -657,7 +657,6 @@ nouveau_bo_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, case TTM_PL_SYSTEM: break; case TTM_PL_VRAM: - man->flags = TTM_MEMTYPE_FLAG_FIXED; man->available_caching = TTM_PL_FLAG_UNCACHED | TTM_PL_FLAG_WC; man->default_caching = TTM_PL_FLAG_WC; @@ -685,13 +684,12 @@ nouveau_bo_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, else man->func = &ttm_bo_manager_func; + man->use_tt = true; if (drm->agp.bridge) { - man->flags = 0; man->available_caching = TTM_PL_FLAG_UNCACHED | TTM_PL_FLAG_WC; man->default_caching = TTM_PL_FLAG_WC; } else { - man->flags = 0; man->available_caching = TTM_PL_MASK_CACHING; man->default_caching = TTM_PL_FLAG_CACHED; } diff --git a/drivers/gpu/drm/qxl/qxl_ttm.c b/drivers/gpu/drm/qxl/qxl_ttm.c index e9b8c921c1f0..abb9fa4d80cf 100644 --- a/drivers/gpu/drm/qxl/qxl_ttm.c +++ b/drivers/gpu/drm/qxl/qxl_ttm.c @@ -59,7 +59,6 @@ static int qxl_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, case TTM_PL_PRIV: /* "On-card" video ram */ man->func = &ttm_bo_manager_func; - man->flags = TTM_MEMTYPE_FLAG_FIXED; man->available_caching = TTM_PL_MASK_CACHING; man->default_caching = TTM_PL_FLAG_CACHED; break; diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c index b4cb75361577..9aba18a143e7 100644 --- a/drivers/gpu/drm/radeon/radeon_ttm.c +++ b/drivers/gpu/drm/radeon/radeon_ttm.c @@ -81,7 +81,7 @@ static int radeon_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, man->func = &ttm_bo_manager_func; man->available_caching = TTM_PL_MASK_CACHING; man->default_caching = TTM_PL_FLAG_CACHED; - man->flags = 0; + man->use_tt = true; #if IS_ENABLED(CONFIG_AGP) if (rdev->flags & RADEON_IS_AGP) { if (!rdev->ddev->agp) { @@ -98,7 +98,6 @@ static int radeon_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, case TTM_PL_VRAM: /* "On-card" video ram */ man->func = &ttm_bo_manager_func; - man->flags = TTM_MEMTYPE_FLAG_FIXED; man->available_caching = TTM_PL_FLAG_UNCACHED | TTM_PL_FLAG_WC; man->default_caching = TTM_PL_FLAG_WC; break; diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index b5608a0087a9..9d316f33e6a6 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -84,7 +84,7 @@ static void ttm_mem_type_debug(struct ttm_bo_device *bdev, struct drm_printer *p drm_printf(p, " has_type: %d\n", man->has_type); drm_printf(p, " use_type: %d\n", man->use_type); - drm_printf(p, " flags: 0x%08X\n", man->flags); + drm_printf(p, " use_tt: %d\n", man->use_tt); drm_printf(p, " size: %llu\n", man->size); drm_printf(p, " available_caching: 0x%08X\n", man->available_caching); drm_printf(p, " default_caching: 0x%08X\n", man->default_caching); @@ -159,7 +159,7 @@ static void ttm_bo_add_mem_to_lru(struct ttm_buffer_object *bo, man = &bdev->man[mem->mem_type]; list_add_tail(&bo->lru, &man->lru[bo->priority]); - if (!(man->flags & TTM_MEMTYPE_FLAG_FIXED) && bo->ttm && + if (man->use_tt && bo->ttm && !(bo->ttm->page_flags & (TTM_PAGE_FLAG_SG | TTM_PAGE_FLAG_SWAPPED))) { list_add_tail(&bo->swap, &ttm_bo_glob.swap_lru[bo->priority]); @@ -286,10 +286,11 @@ static int ttm_bo_handle_move_mem(struct ttm_buffer_object *bo, * Create and bind a ttm if required. */ - if (!(new_man->flags & TTM_MEMTYPE_FLAG_FIXED)) { - bool zero = !(old_man->flags & TTM_MEMTYPE_FLAG_FIXED); - - ret = ttm_tt_create(bo, zero); + if (new_man->use_tt) { + /* Zero init the new TTM structure if the old location should + * have used one as well. + */ + ret = ttm_tt_create(bo, old_man->use_tt); if (ret) goto out_err; @@ -314,8 +315,7 @@ static int ttm_bo_handle_move_mem(struct ttm_buffer_object *bo, if (bdev->driver->move_notify) bdev->driver->move_notify(bo, evict, mem); - if (!(old_man->flags & TTM_MEMTYPE_FLAG_FIXED) && - !(new_man->flags & TTM_MEMTYPE_FLAG_FIXED)) + if (old_man->use_tt && new_man->use_tt) ret = ttm_bo_move_ttm(bo, ctx, mem); else if (bdev->driver->move) ret = bdev->driver->move(bo, evict, ctx, mem); @@ -340,7 +340,7 @@ static int ttm_bo_handle_move_mem(struct ttm_buffer_object *bo, out_err: new_man = &bdev->man[bo->mem.mem_type]; - if (new_man->flags & TTM_MEMTYPE_FLAG_FIXED) { + if (!new_man->use_tt) { ttm_tt_destroy(bo->ttm); bo->ttm = NULL; } @@ -1673,6 +1673,7 @@ int ttm_bo_device_init(struct ttm_bo_device *bdev, * Initialize the system memory buffer type. * Other types need to be driver / IOCTL initialized. */ + bdev->man[TTM_PL_SYSTEM].use_tt = true; bdev->man[TTM_PL_SYSTEM].available_caching = TTM_PL_MASK_CACHING; bdev->man[TTM_PL_SYSTEM].default_caching = TTM_PL_FLAG_CACHED; ret = ttm_bo_init_mm(bdev, TTM_PL_SYSTEM, 0); diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c index 7fb3e0bcbab4..1f502be0b646 100644 --- a/drivers/gpu/drm/ttm/ttm_bo_util.c +++ b/drivers/gpu/drm/ttm/ttm_bo_util.c @@ -384,7 +384,7 @@ int ttm_bo_move_memcpy(struct ttm_buffer_object *bo, *old_mem = *new_mem; new_mem->mm_node = NULL; - if (man->flags & TTM_MEMTYPE_FLAG_FIXED) { + if (!man->use_tt) { ttm_tt_destroy(ttm); bo->ttm = NULL; } @@ -645,7 +645,7 @@ int ttm_bo_move_accel_cleanup(struct ttm_buffer_object *bo, if (ret) return ret; - if (man->flags & TTM_MEMTYPE_FLAG_FIXED) { + if (!man->use_tt) { ttm_tt_destroy(bo->ttm); bo->ttm = NULL; } @@ -674,7 +674,7 @@ int ttm_bo_move_accel_cleanup(struct ttm_buffer_object *bo, * bo to be unbound and destroyed. */ - if (!(man->flags & TTM_MEMTYPE_FLAG_FIXED)) + if (man->use_tt) ghost_obj->ttm = NULL; else bo->ttm = NULL; @@ -730,7 +730,7 @@ int ttm_bo_pipeline_move(struct ttm_buffer_object *bo, * bo to be unbound and destroyed. */ - if (!(to->flags & TTM_MEMTYPE_FLAG_FIXED)) + if (to->use_tt) ghost_obj->ttm = NULL; else bo->ttm = NULL; @@ -738,7 +738,7 @@ int ttm_bo_pipeline_move(struct ttm_buffer_object *bo, dma_resv_unlock(&ghost_obj->base._resv); ttm_bo_put(ghost_obj); - } else if (from->flags & TTM_MEMTYPE_FLAG_FIXED) { + } else if (!from->use_tt) { /** * BO doesn't have a TTM we need to bind/unbind. Just remember @@ -768,7 +768,7 @@ int ttm_bo_pipeline_move(struct ttm_buffer_object *bo, if (ret) return ret; - if (to->flags & TTM_MEMTYPE_FLAG_FIXED) { + if (!to->use_tt) { ttm_tt_destroy(bo->ttm); bo->ttm = NULL; } diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c index b2761a4b4992..d00748ecaf20 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c @@ -747,7 +747,6 @@ static int vmw_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, case TTM_PL_VRAM: /* "On-card" video ram */ man->func = &vmw_thp_func; - man->flags = TTM_MEMTYPE_FLAG_FIXED; man->available_caching = TTM_PL_FLAG_CACHED; man->default_caching = TTM_PL_FLAG_CACHED; break; @@ -761,6 +760,8 @@ static int vmw_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, man->func = &vmw_gmrid_manager_func; man->available_caching = TTM_PL_FLAG_CACHED; man->default_caching = TTM_PL_FLAG_CACHED; + /* TODO: This is most likely not correct */ + man->use_tt = true; break; default: DRM_ERROR("Unsupported memory type %u\n", (unsigned)type); diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h index 9b251853afe2..adac4cd0ba23 100644 --- a/include/drm/ttm/ttm_bo_driver.h +++ b/include/drm/ttm/ttm_bo_driver.h @@ -45,8 +45,6 @@ #define TTM_MAX_BO_PRIORITY 4U -#define TTM_MEMTYPE_FLAG_FIXED (1 << 0) /* Fixed (on-card) PCI memory */ - struct ttm_mem_type_manager; struct ttm_mem_type_manager_func { @@ -173,7 +171,7 @@ struct ttm_mem_type_manager { bool has_type; bool use_type; - uint32_t flags; + bool use_tt; uint64_t size; uint32_t available_caching; uint32_t default_caching;