From nobody Sun Mar 22 15:40:20 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=eik.bme.hu Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1774110711267620.944410590067; Sat, 21 Mar 2026 09:31:51 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1w3zDg-0006D9-Ob; Sat, 21 Mar 2026 12:30:37 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1w3zDZ-0006AQ-Mr for qemu-devel@nongnu.org; Sat, 21 Mar 2026 12:30:30 -0400 Received: from zero.eik.bme.hu ([152.66.115.2]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1w3zDW-0002FG-RL for qemu-devel@nongnu.org; Sat, 21 Mar 2026 12:30:29 -0400 Received: from localhost (localhost [127.0.0.1]) by zero.eik.bme.hu (Postfix) with ESMTP id 147BF596D8F; Sat, 21 Mar 2026 17:30:18 +0100 (CET) Received: from zero.eik.bme.hu ([127.0.0.1]) by localhost (zero.eik.bme.hu [127.0.0.1]) (amavis, port 10028) with ESMTP id GGfPLY9HXwyL; Sat, 21 Mar 2026 17:30:16 +0100 (CET) Received: by zero.eik.bme.hu (Postfix, from userid 432) id 12197596D90; Sat, 21 Mar 2026 17:30:16 +0100 (CET) X-Virus-Scanned: amavis at eik.bme.hu Message-ID: <6e1b83ef3fe7a1ebc246b474eb2b0c7cd05d5deb.1774110169.git.balaton@eik.bme.hu> In-Reply-To: References: From: BALATON Zoltan Subject: [PATCH v6 5/8] ati-vga: Fix display updates in non-32 bit modes MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable To: qemu-devel@nongnu.org Cc: Gerd Hoffmann , marcandre.lureau@redhat.com, Chad Jablonski , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Date: Sat, 21 Mar 2026 17:30:16 +0100 (CET) Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=152.66.115.2; envelope-from=balaton@eik.bme.hu; helo=zero.eik.bme.hu X-Spam_score_int: -1 X-Spam_score: -0.2 X-Spam_bar: / X-Spam_report: (-0.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.819, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.903, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no 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: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZM-MESSAGEID: 1774110713520158500 Content-Type: text/plain; charset="utf-8" The memory_region_set_dirty used to mark changes should use stride value in vram which is normally only the same as surface_stride in 32 bit modes. This caused missed updates in 8 and 16 bit modes. Signed-off-by: BALATON Zoltan Reviewed-by: Chad Jablonski --- hw/display/ati_2d.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/hw/display/ati_2d.c b/hw/display/ati_2d.c index cf2d4a08e2..23527b2c50 100644 --- a/hw/display/ati_2d.c +++ b/hw/display/ati_2d.c @@ -70,6 +70,7 @@ static void ati_set_dirty(VGACommonState *vga, const ATI2= DCtx *ctx) { DisplaySurface *ds =3D qemu_console_surface(vga->con); =20 + (void)ds; DPRINTF("%p %u ds: %p %d %d rop: %x\n", vga->vram_ptr, vga->vbe_start_= addr, surface_data(ds), surface_stride(ds), surface_bits_per_pixel(d= s), ctx->rop3 >> 16); @@ -78,8 +79,8 @@ static void ati_set_dirty(VGACommonState *vga, const ATI2= DCtx *ctx) vga->vbe_regs[VBE_DISPI_INDEX_YRES] * vga->vbe_line_offset) { memory_region_set_dirty(&vga->vram, vga->vbe_start_addr + ctx->dst_offset + - ctx->dst.y * surface_stride(ds), - ctx->dst.height * surface_stride(ds)); + ctx->dst.y * ctx->dst_stride, + ctx->dst.height * ctx->dst_stride); } } =20 --=20 2.41.3