From patchwork Sat Mar 22 21:25:58 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Osipenko X-Patchwork-Id: 14026419 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 12542C35FFC for ; Sat, 22 Mar 2025 21:29:26 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 3D35E10E183; Sat, 22 Mar 2025 21:29:25 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (1024-bit key; unprotected) header.d=collabora.com header.i=dmitry.osipenko@collabora.com header.b="WAozlYR8"; dkim-atps=neutral Received: from sender4-pp-f112.zoho.com (sender4-pp-f112.zoho.com [136.143.188.112]) by gabe.freedesktop.org (Postfix) with ESMTPS id B67A510E2FF for ; Sat, 22 Mar 2025 21:29:19 +0000 (UTC) ARC-Seal: i=1; a=rsa-sha256; t=1742678947; cv=none; d=zohomail.com; s=zohoarc; b=ZjqiARckQj8Q5FCCTSOuKI7w7BzUqMYUFoXhUKddxfkaTGbEMlp+Ks7bThcFAjSaksGq7ZSWwNamby9IfaFKARMCyH/p29EQtsUENDp2L9mvb5doo5MR4d35U/gI84kZaO/ue+FF12Aka6q8FbA5gwA+uIehZntR42sbl2tflK8= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1742678947; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:MIME-Version:Message-ID:Subject:Subject:To:To:Message-Id:Reply-To; bh=e7NaXGdN2bcSEdKF9Rgw4qLX1QH7j7xPDpb1nqrJX0M=; b=OO/57Nj90J/w5CqT/AWF9yaMTil3E/g2SkdSNODN+oIHgsb7dHFwVzxnqPyE4DH/pwlPZ8wU51IIwwCICA5pucMkdJrFkL4SKxOuGNHVA8ENDspnsq2wqzxwrIQk+ZmLVqXhSHTX3oDVIrEG4L54ACWhAfTdH+qESiASwdEQStQ= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass header.i=collabora.com; spf=pass smtp.mailfrom=dmitry.osipenko@collabora.com; dmarc=pass header.from= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1742678947; s=zohomail; d=collabora.com; i=dmitry.osipenko@collabora.com; h=From:From:To:To:Cc:Cc:Subject:Subject:Date:Date:Message-ID:MIME-Version:Content-Transfer-Encoding:Message-Id:Reply-To; bh=e7NaXGdN2bcSEdKF9Rgw4qLX1QH7j7xPDpb1nqrJX0M=; b=WAozlYR86G9HOI5EBtdioq0gmeyryiP803EZiYe1bGGl/wflK1uvXR4Sz2zt4T6N iCQX29mQVi5/PN+UFyYvjPxiDeJXWvwo2ydV9T9GgX74mwLhsi4TPwv8EuBL3jNHRRU TuwlCr5a++kiL3rMeiEoqkGtCM3+rH6GRlkEPyDQ= Received: by mx.zohomail.com with SMTPS id 1742678945132474.9358248680762; Sat, 22 Mar 2025 14:29:05 -0700 (PDT) From: Dmitry Osipenko To: David Airlie , Simona Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , =?utf-8?q?Christian_K=C3=B6nig?= , Gerd Hoffmann , Qiang Yu , Steven Price , Boris Brezillon , Frank Binns , Matt Coster Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, kernel@collabora.com Subject: [PATCH v20 00/10] Add generic DRM-shmem memory shrinker (part 1) Date: Sun, 23 Mar 2025 00:25:58 +0300 Message-ID: <20250322212608.40511-1-dmitry.osipenko@collabora.com> X-Mailer: git-send-email 2.49.0 MIME-Version: 1.0 X-ZohoMailClient: External 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" Hi, This a continuation of a year-old series that adds generic DRM-shmem shrinker [1]. The old series became too big with too many patches, more reasonable to split it up into multiple smaller patchsets. Here is the firtst part that makes preparatory DRM changes. [1] https://lore.kernel.org/dri-devel/20240105184624.508603-1-dmitry.osipenko@collabora.com/ Changelog: v20:- Rebased on recent drm-misc. Added r-bs that were given to v19. Dmitry Osipenko (10): drm/gem: Change locked/unlocked postfix of drm_gem_v/unmap() function names drm/gem: Add _locked postfix to functions that have unlocked counterpart drm/gem: Document locking rule of vmap and evict callbacks drm/shmem-helper: Make all exported symbols GPL drm/shmem-helper: Refactor locked/unlocked functions drm/shmem-helper: Remove obsoleted is_iomem test drm/shmem-helper: Add and use pages_pin_count drm/shmem-helper: Use refcount_t for pages_use_count drm/shmem-helper: Switch drm_gem_shmem_vmap/vunmap to use pin/unpin drm/shmem-helper: Use refcount_t for vmap_use_count drivers/gpu/drm/drm_client.c | 10 +- drivers/gpu/drm/drm_gem.c | 26 ++-- drivers/gpu/drm/drm_gem_framebuffer_helper.c | 6 +- drivers/gpu/drm/drm_gem_shmem_helper.c | 145 +++++++++--------- drivers/gpu/drm/drm_internal.h | 4 +- drivers/gpu/drm/drm_prime.c | 4 +- drivers/gpu/drm/imagination/pvr_gem.c | 4 +- drivers/gpu/drm/lima/lima_gem.c | 4 +- drivers/gpu/drm/lima/lima_sched.c | 4 +- drivers/gpu/drm/panfrost/panfrost_drv.c | 2 +- drivers/gpu/drm/panfrost/panfrost_dump.c | 4 +- .../gpu/drm/panfrost/panfrost_gem_shrinker.c | 2 +- drivers/gpu/drm/panfrost/panfrost_mmu.c | 2 +- drivers/gpu/drm/panfrost/panfrost_perfcnt.c | 6 +- drivers/gpu/drm/panthor/panthor_gem.h | 4 +- drivers/gpu/drm/panthor/panthor_sched.c | 4 +- drivers/gpu/drm/tests/drm_gem_shmem_test.c | 28 ++-- include/drm/drm_gem.h | 15 +- include/drm/drm_gem_shmem_helper.h | 45 ++++-- 19 files changed, 167 insertions(+), 152 deletions(-) Acked-by: Thomas Zimmermann