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GET /api/1.1/patches/2221108/?format=api
{ "id": 2221108, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2221108/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260407215900.63390-7-philmd@linaro.org/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/1.1/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20260407215900.63390-7-philmd@linaro.org>", "date": "2026-04-07T21:59:00", "name": "[PATCH-for-11.0,6/6] ati-vga: Do not crash on 24 bits per pixel", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "0b2f1dfc085c1e9e9147f8aa212530f559f2fdc6", "submitter": { "id": 85046, "url": "http://patchwork.ozlabs.org/api/1.1/people/85046/?format=api", "name": "Philippe Mathieu-Daudé", "email": "philmd@linaro.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260407215900.63390-7-philmd@linaro.org/mbox/", "series": [ { "id": 499182, "url": "http://patchwork.ozlabs.org/api/1.1/series/499182/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=499182", "date": "2026-04-07T21:58:54", "name": "[PATCH-for-11.0,1/6] docs/about/removed-features: Replace 'since' -> 'removed in'", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/499182/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2221108/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2221108/checks/", "tags": {}, "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=linaro.org header.i=@linaro.org header.a=rsa-sha256\n header.s=google header.b=NhZ+eN3S;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; 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charset=UTF-8", "Content-Transfer-Encoding": "8bit", "Received-SPF": "pass client-ip=2a00:1450:4864:20::329;\n envelope-from=philmd@linaro.org; helo=mail-wm1-x329.google.com", "X-Spam_score_int": "-20", "X-Spam_score": "-2.1", "X-Spam_bar": "--", "X-Spam_report": "(-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1,\n DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001,\n SPF_PASS=-0.001 autolearn=ham autolearn_force=no", "X-Spam_action": "no action", "X-BeenThere": "qemu-devel@nongnu.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "qemu development <qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-devel>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org" }, "content": "From: BALATON Zoltan <balaton@eik.bme.hu>\n\nThe stn_he_p function only supports power of two sizes so it will\nassert if we call it with size 3 that happens with 24 bits per pixel.\nIt's not clear from the documentation if this should be supported or\nnot and drivers tested so far don't use it so refuse the parameters\nthat would crash QEMU for now.\n\nSigned-off-by: BALATON Zoltan <balaton@eik.bme.hu>\nReviewed-by: Chad Jablonski <chad@jablonski.xyz>\nMessage-ID: <20260406012031.335A0596A24@zero.eik.bme.hu>\nSigned-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>\n---\n hw/display/ati_2d.c | 9 +++++++++\n 1 file changed, 9 insertions(+)", "diff": "diff --git a/hw/display/ati_2d.c b/hw/display/ati_2d.c\nindex 9baf6ff37b0..f0f77cecc65 100644\n--- a/hw/display/ati_2d.c\n+++ b/hw/display/ati_2d.c\n@@ -265,6 +265,10 @@ static bool ati_2d_do_blt(ATI2DCtx *ctx, uint8_t use_pixman)\n {\n uint32_t filler = 0;\n \n+ if (ctx->bpp == 24) {\n+ qemu_log_mask(LOG_UNIMP, \"Fill blt unsupported in 24 bits\\n\");\n+ return false;\n+ }\n switch (ctx->rop3) {\n case ROP3_PATCOPY:\n filler = make_filler(ctx->bpp, ctx->frgd_clr);\n@@ -362,6 +366,11 @@ bool ati_host_data_flush(ATIVGAState *s)\n \n setup_2d_blt_ctx(s, &ctx);\n \n+ if (ctx.bpp == 24) {\n+ qemu_log_mask(LOG_UNIMP,\n+ \"host_data_blt: unsupported in 24 bits mode\\n\");\n+ return false;\n+ }\n if (!ctx.left_to_right || !ctx.top_to_bottom) {\n qemu_log_mask(LOG_UNIMP,\n \"host_data_blt: unsupported blit direction %c%c\\n\",\n", "prefixes": [ "PATCH-for-11.0", "6/6" ] }