From patchwork Thu Oct 6 19:04:49 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wolfram Sang X-Patchwork-Id: 613113 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id EFC9CC433F5 for ; Thu, 6 Oct 2022 19:05:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231644AbiJFTFd (ORCPT ); Thu, 6 Oct 2022 15:05:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55938 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232098AbiJFTFN (ORCPT ); Thu, 6 Oct 2022 15:05:13 -0400 Received: from mail.zeus03.de (www.zeus03.de [194.117.254.33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4F1A315710 for ; Thu, 6 Oct 2022 12:05:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple; d=sang-engineering.com; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; s=k1; bh=HUwlQNu2A8Q0fF NHptilVrUK8zfMtGVtxi2HovyQDxo=; b=IGnW8H4NOtDa07RPsgqtOGmkX3rzPt dFFS4SKUo5OwnS9wR+SKhsfyYgv+KlWXliqrnWRvYleWOZ+mIbOzX5hC0qpiDQcX Tzm31Y7Z7BFwF/kbzHaGOYIRGxX7SYrfjnbexV7FWKW+MsX94KD12zN4kpTgojGo /SvBH6AJR5IXE= Received: (qmail 1467592 invoked from network); 6 Oct 2022 21:05:04 +0200 Received: by mail.zeus03.de with ESMTPSA (TLS_AES_256_GCM_SHA384 encrypted, authenticated); 6 Oct 2022 21:05:04 +0200 X-UD-Smtp-Session: l3s3148p1@4cXsXmLq+scucrRL From: Wolfram Sang To: linux-mmc@vger.kernel.org Cc: linux-renesas-soc@vger.kernel.org, Yoshihiro Shimoda , Wolfram Sang Subject: [PATCH RFC 3/6] mmc: tmio: add callback for dma irq Date: Thu, 6 Oct 2022 21:04:49 +0200 Message-Id: <20221006190452.5316-4-wsa+renesas@sang-engineering.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20221006190452.5316-1-wsa+renesas@sang-engineering.com> References: <20221006190452.5316-1-wsa+renesas@sang-engineering.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org We don't want to rely only on the access_end irq in the future, so implement a callback for dma irqs. Signed-off-by: Wolfram Sang --- drivers/mmc/host/tmio_mmc.h | 1 + drivers/mmc/host/tmio_mmc_core.c | 3 +++ 2 files changed, 4 insertions(+) diff --git a/drivers/mmc/host/tmio_mmc.h b/drivers/mmc/host/tmio_mmc.h index 501613c74406..873a06a179c8 100644 --- a/drivers/mmc/host/tmio_mmc.h +++ b/drivers/mmc/host/tmio_mmc.h @@ -128,6 +128,7 @@ struct tmio_mmc_dma_ops { /* optional */ void (*end)(struct tmio_mmc_host *host); /* held host->lock */ + bool (*dma_irq)(struct tmio_mmc_host *host); }; struct tmio_mmc_host { diff --git a/drivers/mmc/host/tmio_mmc_core.c b/drivers/mmc/host/tmio_mmc_core.c index 437048bb8027..a73422382a57 100644 --- a/drivers/mmc/host/tmio_mmc_core.c +++ b/drivers/mmc/host/tmio_mmc_core.c @@ -670,6 +670,9 @@ static bool __tmio_mmc_sdcard_irq(struct tmio_mmc_host *host, int ireg, return true; } + if (host->dma_ops && host->dma_ops->dma_irq && host->dma_ops->dma_irq(host)) + return true; + return false; }