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[217.86.121.20]) by smtp.gmail.com with ESMTPSA id a22sm8734086wmb.4.2020.06.24.11.25.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 24 Jun 2020 11:25:36 -0700 (PDT) From: Nirmoy Das X-Google-Original-From: Nirmoy Das To: dri-devel@lists.freedesktop.org Subject: [PATCH 6/8] drm/vram-helper: don't use ttm bo->offset v4 Date: Wed, 24 Jun 2020 20:26:46 +0200 Message-Id: <20200624182648.6976-7-nirmoy.das@amd.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200624182648.6976-1-nirmoy.das@amd.com> References: <20200624182648.6976-1-nirmoy.das@amd.com> MIME-Version: 1.0 X-Mailman-Approved-At: Thu, 25 Jun 2020 07:31:01 +0000 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: , Cc: sashal@kernel.org, thellstrom@vmware.com, airlied@linux.ie, kenny.ho@amd.com, brian.welty@intel.com, nirmoy.das@amd.com, linux-graphics-maintainer@vmware.com, bskeggs@redhat.com, Daniel Vetter , alexander.deucher@amd.com, sean@poorly.run, christian.koenig@amd.com, kraxel@redhat.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Calculate GEM VRAM bo's offset within vram-helper without depending on bo->offset. Signed-off-by: Nirmoy Das Reviewed-by: Daniel Vetter --- drivers/gpu/drm/drm_gem_vram_helper.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/drm_gem_vram_helper.c b/drivers/gpu/drm/drm_gem_vram_helper.c index 0023ce1d2cf7..ad096600d89f 100644 --- a/drivers/gpu/drm/drm_gem_vram_helper.c +++ b/drivers/gpu/drm/drm_gem_vram_helper.c @@ -281,6 +281,15 @@ u64 drm_gem_vram_mmap_offset(struct drm_gem_vram_object *gbo) } EXPORT_SYMBOL(drm_gem_vram_mmap_offset); +static u64 drm_gem_vram_pg_offset(struct drm_gem_vram_object *gbo) +{ + /* Keep TTM behavior for now, remove when drivers are audited */ + if (WARN_ON_ONCE(!gbo->bo.mem.mm_node)) + return 0; + + return gbo->bo.mem.start; +} + /** * drm_gem_vram_offset() - \ Returns a GEM VRAM object's offset in video memory @@ -297,7 +306,7 @@ s64 drm_gem_vram_offset(struct drm_gem_vram_object *gbo) { if (WARN_ON_ONCE(!gbo->pin_count)) return (s64)-ENODEV; - return gbo->bo.offset; + return drm_gem_vram_pg_offset(gbo) << PAGE_SHIFT; } EXPORT_SYMBOL(drm_gem_vram_offset); -- 2.27.0 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel