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Thu, 27 Aug 2020 01:39:02 -0800 Received: from MTKMBS31DR.mediatek.inc (172.27.6.102) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 27 Aug 2020 02:33:11 -0700 Received: from mtkcas07.mediatek.inc (172.21.101.84) by MTKMBS31DR.mediatek.inc (172.27.6.102) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 27 Aug 2020 17:33:07 +0800 Received: from mtkswgap22.mediatek.inc (172.21.77.33) by mtkcas07.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 27 Aug 2020 17:33:08 +0800 From: Chun-Hung Wu To: , Jonathan Hunter , "Al Cooper" , Adrian Hunter , Florian Fainelli , , Andy Gross , Bjorn Andersson , Michal Simek , Thierry Reding , Chaotian Jing , Mao Yong , Ulf Hansson , Rob Herring , "Mark Rutland" , Matthias Brugger , Linus Walleij , Pavel Machek , "Kate Stewart" , Greg Kroah-Hartman , Martin Blumenstingl , Pan Bian , "Thomas Gleixner" , Allison Randal , "Mathieu Malaterre" , Asutosh Das , "Ritesh Harjani" , Stanley Chu , Kuohong Wang Subject: [PATCH v1 1/2] mmc: cqhci: add new cqhci_host_ops pre_enable() and post_disable() Date: Thu, 27 Aug 2020 17:33:02 +0800 Message-ID: <1598520783-25250-2-git-send-email-chun-hung.wu@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1598520783-25250-1-git-send-email-chun-hung.wu@mediatek.com> References: <1598520783-25250-1-git-send-email-chun-hung.wu@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 1A51BED8B7CD5237DD2E95BA511B67CCBDB8EA47EF3D2DB61BDEFA5BDD9EBA022000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200827_054216_724412_C1F93D14 X-CRM114-Status: GOOD ( 15.10 ) X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 MIME_BASE64_TEXT RAW: Message text disguised using base64 encoding -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, wsd_upstream@mediatek.com, linux-arm-msm@vger.kernel.org, Chun-Hung Wu , linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-tegra@vger.kernel.org, kernel-team@android.com, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Add pre_enable() and post_disable() for cqhci_host_ops. Add hook functions before cqhci enable and after cqhci disable for platforms need them. Signed-off-by: Chun-Hung Wu Acked-by: Adrian Hunter --- drivers/mmc/host/cqhci.c | 6 ++++++ drivers/mmc/host/cqhci.h | 2 ++ 2 files changed, 8 insertions(+) diff --git a/drivers/mmc/host/cqhci.c b/drivers/mmc/host/cqhci.c index cfa87df..697fe40 100644 --- a/drivers/mmc/host/cqhci.c +++ b/drivers/mmc/host/cqhci.c @@ -376,6 +376,9 @@ static void cqhci_off(struct mmc_host *mmc) else pr_debug("%s: cqhci: CQE off\n", mmc_hostname(mmc)); + if (cq_host->ops->post_disable) + cq_host->ops->post_disable(mmc); + mmc->cqe_on = false; } @@ -580,6 +583,9 @@ static int cqhci_request(struct mmc_host *mmc, struct mmc_request *mrq) __cqhci_enable(cq_host); if (!mmc->cqe_on) { + if (cq_host->ops->pre_enable) + cq_host->ops->pre_enable(mmc); + cqhci_writel(cq_host, 0, CQHCI_CTL); mmc->cqe_on = true; pr_debug("%s: cqhci: CQE on\n", mmc_hostname(mmc)); diff --git a/drivers/mmc/host/cqhci.h b/drivers/mmc/host/cqhci.h index 4377001..89bf6ad 100644 --- a/drivers/mmc/host/cqhci.h +++ b/drivers/mmc/host/cqhci.h @@ -206,6 +206,8 @@ struct cqhci_host_ops { void (*disable)(struct mmc_host *mmc, bool recovery); void (*update_dcmd_desc)(struct mmc_host *mmc, struct mmc_request *mrq, u64 *data); + void (*pre_enable)(struct mmc_host *mmc); + void (*post_disable)(struct mmc_host *mmc); }; static inline void cqhci_writel(struct cqhci_host *host, u32 val, int reg)