From nobody Mon Feb 9 13:39:11 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; 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=pass(p=none dis=none) header.from=gmail.com ARC-Seal: i=1; a=rsa-sha256; t=1611815854; cv=none; d=zohomail.com; s=zohoarc; b=FPHd3fKG9IulsKkjFLx6XNiAa1/jYulTdZvK3SGtpyu28iiwedav5eAr3hXYrlpqniAaN+54hf7cnXRGGV9w7n/lvyqd7KgwVeasIYXDfe+942HSqB4SWzz/kht1ivKrIT+5O/qQxhw3A512hvLbccsGJGl0/mZ97ypFXWlSWLw= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1611815854; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=1+nUxbD7OBql8LM3iJZPpv3YM4qCKFlEktpo4pY1M1Y=; b=a4Ob7Z+7jEFwRbIBt8nEUlnxHSPEfDii2VgR4jphIqW7LbohIRgtosxKXHwfOnb2i0lBFce0AGk2/MbDW8hJqxVWs1rMs9av7wrziTlkdT5P7R8RsjtQ0g4+Si9zuuZyds2/y2lkUSar/x8vVbKIX7BRT8ATaMc8e2NspQv0uS0= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; 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=pass header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1611815854671335.2810814500158; Wed, 27 Jan 2021 22:37:34 -0800 (PST) Received: from localhost ([::1]:52362 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1l50vt-0004q8-Ky for importer@patchew.org; Thu, 28 Jan 2021 01:37:33 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:36080) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1l50pU-0007G1-Ik; Thu, 28 Jan 2021 01:30:56 -0500 Received: from mail-pl1-x62d.google.com ([2607:f8b0:4864:20::62d]:44838) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1l50pS-0001DE-OE; Thu, 28 Jan 2021 01:30:56 -0500 Received: by mail-pl1-x62d.google.com with SMTP id j11so165739plt.11; Wed, 27 Jan 2021 22:30:53 -0800 (PST) Received: from i9-aorus-gtx1080.localdomain (144.168.56.201.16clouds.com. [144.168.56.201]) by smtp.gmail.com with ESMTPSA id t6sm4245080pfc.64.2021.01.27.22.30.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 27 Jan 2021 22:30:52 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=1+nUxbD7OBql8LM3iJZPpv3YM4qCKFlEktpo4pY1M1Y=; b=X94N42WMt/FwAX7RlK/OfiC4MxzYJB49qBMG0B8tQQjhbvYfD3enV1FpkAWfk9kxK7 4f7rVdSxf1ieikFZm2Dtro7SyJ8Qqn8zZM7XhFjQS3rH4JZ6AMPh7FC04Vyts5AnyGqZ YBg0rGPQkV97k7T6yfSkvLRrOZ8JQZAT8tsepEFEKzCU8kL5DOtBbPOi/XpjI21T+8pI BO5kN46AoAmj6bKGkND0+isrwz9nbQS49GbWfeRffyPSnBm+lOtSeo8VMb3Ej+GTijYz RMR5N3+LR4nww42gL4GpwDM7/HHJ/5EfCiAG8BnMFB5+Cy2jtLwYVDrczlCkD6jtI4wR GE7A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=1+nUxbD7OBql8LM3iJZPpv3YM4qCKFlEktpo4pY1M1Y=; b=EoT9Y78MCrIpa/vbyhp/VIvuR+IKJZ+X0F4B1tgqJu+eGJS/XoVkZDv4uxvQSznr5G npoaXm2Pq0DHv2La+FXC2ElE606H0GSXMiCFx6cwd8Y21yf0qPHxfo8faZNMrJr2IXi2 uFdcNqPGfBKQ/dgjvTWWTT4uQEm4OqMqir5ziqHULWw9iZk23IgI61Dq4GQqMO+hzfIp pRJsjVC8GF9SF8qNejKVFAqdhmkPvA8MDPjoT05rIICXX6hkFCChWmOAI5yfFEeIt4vH dzgnzA9B87sBFxl+P75a3nQ2gAtgcyQs7hTEmoejeWdOaQYwdADc9wFr96ayQrVh0/7b j94Q== X-Gm-Message-State: AOAM532LQLv5brs7avSOdsakojoSrG5csPprhFPyU4XuO29I9zhlgnc4 0ILGHZM3fsqGCnQKH4PVXI8= X-Google-Smtp-Source: ABdhPJwdKGANXyRFj9pfZf2dw3X9vayyNdaU+XkHWVNIdoe8zW6CoGLnwH+BbcWeBLyFwXnF8fSvbA== X-Received: by 2002:a17:90b:370d:: with SMTP id mg13mr9707075pjb.161.1611815453147; Wed, 27 Jan 2021 22:30:53 -0800 (PST) From: Bin Meng To: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , qemu-block@nongnu.org, qemu-devel@nongnu.org Subject: [PATCH v4 4/9] hw/sd: Introduce receive_ready() callback Date: Thu, 28 Jan 2021 14:30:30 +0800 Message-Id: <20210128063035.15674-5-bmeng.cn@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210128063035.15674-1-bmeng.cn@gmail.com> References: <20210128063035.15674-1-bmeng.cn@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable 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=2607:f8b0:4864:20::62d; envelope-from=bmeng.cn@gmail.com; helo=mail-pl1-x62d.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, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Bin Meng , Alistair Francis Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @gmail.com) From: Bin Meng At present there is a data_ready() callback for the SD data read path. Let's add a receive_ready() for the SD data write path. Signed-off-by: Bin Meng Reviewed-by: Philippe Mathieu-Daud=C3=A9 Acked-by: Alistair Francis Tested-by: Philippe Mathieu-Daud=C3=A9 --- (no changes since v1) include/hw/sd/sd.h | 2 ++ hw/sd/core.c | 13 +++++++++++++ hw/sd/sd.c | 6 ++++++ 3 files changed, 21 insertions(+) diff --git a/include/hw/sd/sd.h b/include/hw/sd/sd.h index 05ef9b73e5..47360ba4ee 100644 --- a/include/hw/sd/sd.h +++ b/include/hw/sd/sd.h @@ -116,6 +116,7 @@ struct SDCardClass { * Return: byte value read */ uint8_t (*read_byte)(SDState *sd); + bool (*receive_ready)(SDState *sd); bool (*data_ready)(SDState *sd); void (*set_voltage)(SDState *sd, uint16_t millivolts); uint8_t (*get_dat_lines)(SDState *sd); @@ -187,6 +188,7 @@ void sdbus_write_data(SDBus *sdbus, const void *buf, si= ze_t length); * Read multiple bytes of data on the data lines of a SD bus. */ void sdbus_read_data(SDBus *sdbus, void *buf, size_t length); +bool sdbus_receive_ready(SDBus *sd); bool sdbus_data_ready(SDBus *sd); bool sdbus_get_inserted(SDBus *sd); bool sdbus_get_readonly(SDBus *sd); diff --git a/hw/sd/core.c b/hw/sd/core.c index 08c93b5903..30ee62c510 100644 --- a/hw/sd/core.c +++ b/hw/sd/core.c @@ -160,6 +160,19 @@ void sdbus_read_data(SDBus *sdbus, void *buf, size_t l= ength) } } =20 +bool sdbus_receive_ready(SDBus *sdbus) +{ + SDState *card =3D get_card(sdbus); + + if (card) { + SDCardClass *sc =3D SD_CARD_GET_CLASS(card); + + return sc->receive_ready(card); + } + + return false; +} + bool sdbus_data_ready(SDBus *sdbus) { SDState *card =3D get_card(sdbus); diff --git a/hw/sd/sd.c b/hw/sd/sd.c index 946036d87c..c99c0e93bb 100644 --- a/hw/sd/sd.c +++ b/hw/sd/sd.c @@ -2037,6 +2037,11 @@ uint8_t sd_read_byte(SDState *sd) return ret; } =20 +static bool sd_receive_ready(SDState *sd) +{ + return sd->state =3D=3D sd_receivingdata_state; +} + static bool sd_data_ready(SDState *sd) { return sd->state =3D=3D sd_sendingdata_state; @@ -2147,6 +2152,7 @@ static void sd_class_init(ObjectClass *klass, void *d= ata) sc->do_command =3D sd_do_command; sc->write_byte =3D sd_write_byte; sc->read_byte =3D sd_read_byte; + sc->receive_ready =3D sd_receive_ready; sc->data_ready =3D sd_data_ready; sc->enable =3D sd_enable; sc->get_inserted =3D sd_get_inserted; --=20 2.25.1