{"id":2221131,"url":"http://patchwork.ozlabs.org/api/1.1/patches/2221131/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/patch/20260407215900.63390-6-philmd@linaro.org/","project":{"id":14,"url":"http://patchwork.ozlabs.org/api/1.1/projects/14/?format=json","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":"<20260407215900.63390-6-philmd@linaro.org>","date":"2026-04-07T21:58:59","name":"[PATCH-for-11.0,5/6] ati-vga: Update mode on CRTC_PITCH change","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"ab8c5c0891e157608bdd5362a641622351eea9e3","submitter":{"id":85046,"url":"http://patchwork.ozlabs.org/api/1.1/people/85046/?format=json","name":"Philippe Mathieu-Daudé","email":"philmd@linaro.org"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/qemu-devel/patch/20260407215900.63390-6-philmd@linaro.org/mbox/","series":[{"id":499182,"url":"http://patchwork.ozlabs.org/api/1.1/series/499182/?format=json","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/2221131/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2221131/checks/","tags":{},"headers":{"Return-Path":"","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=YeEOLNmj;\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::32f;\n envelope-from=philmd@linaro.org; helo=mail-wm1-x32f.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 ","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","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 \n\nWhen changing line length we need to update display parameters so call\nmode change when changing CRTC_PITCH if the value has changed.\n\nSigned-off-by: BALATON Zoltan \nReviewed-by: Chad Jablonski \nMessage-ID: <3f54ff54a873a8f8a0cc5f14660703b4025a69e2.1775228029.git.balaton@eik.bme.hu>\nSigned-off-by: Philippe Mathieu-Daudé \n---\n hw/display/ati.c | 6 +++++-\n 1 file changed, 5 insertions(+), 1 deletion(-)","diff":"diff --git a/hw/display/ati.c b/hw/display/ati.c\nindex a283afbfff5..7bb57c44d95 100644\n--- a/hw/display/ati.c\n+++ b/hw/display/ati.c\n@@ -743,7 +743,11 @@ static void ati_mm_write(void *opaque, hwaddr addr,\n s->regs.crtc_offset_cntl = data; /* FIXME */\n break;\n case CRTC_PITCH:\n- s->regs.crtc_pitch = data & 0x07ff07ff;\n+ data &= 0x07ff07ff;\n+ if (s->regs.crtc_pitch != data) {\n+ s->regs.crtc_pitch = data;\n+ ati_vga_switch_mode(s);\n+ }\n break;\n case 0xf00 ... 0xfff:\n /* read-only copy of PCI config space so ignore writes */\n","prefixes":["PATCH-for-11.0","5/6"]}