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[218.35.143.223]) by smtp.gmail.com with ESMTPSA id c19sm1663479pfp.184.2021.07.21.21.02.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 21 Jul 2021 21:02:35 -0700 (PDT) From: Jason Lai To: ulf.hansson@linaro.org, adrian.hunter@intel.com Cc: linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, ben.chuang@genesyslogic.com.tw, greg.tu@genesyslogic.com.tw, jason.lai@genesyslogiv.com.tw, AKASHI Takahiro Subject: [RFC PATCH v3.2 23/29] mmc: sdhci-uhs2: add pre-detect_init hook Date: Thu, 22 Jul 2021 12:01:18 +0800 Message-Id: <20210722040124.7573-23-jasonlai.genesyslogic@gmail.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210722040124.7573-1-jasonlai.genesyslogic@gmail.com> References: <20210722040124.7573-1-jasonlai.genesyslogic@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org This "pre" hook for detect_init(), uhs2_pre_detect_init, will be required to enable UHS-II support, at least, on GL9755. Signed-off-by: Ben Chuang Signed-off-by: AKASHI Takahiro --- drivers/mmc/host/sdhci-uhs2.c | 3 +++ drivers/mmc/host/sdhci.h | 1 + 2 files changed, 4 insertions(+) -- 2.32.0 diff --git a/drivers/mmc/host/sdhci-uhs2.c b/drivers/mmc/host/sdhci-uhs2.c index 5d3362ea138f..3dd81c89d8f1 100644 --- a/drivers/mmc/host/sdhci-uhs2.c +++ b/drivers/mmc/host/sdhci-uhs2.c @@ -1631,6 +1631,9 @@ static int sdhci_uhs2_do_detect_init(struct mmc_host *mmc) DBG("%s: begin UHS2 init.\n", __func__); spin_lock_irqsave(&host->lock, flags); + if (host->ops && host->ops->uhs2_pre_detect_init) + host->ops->uhs2_pre_detect_init(host); + if (sdhci_uhs2_interface_detect(host)) { pr_warn("%s: cannot detect UHS2 interface.\n", mmc_hostname(host->mmc)); diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h index b1d856664b58..4e2cb73a63bd 100644 --- a/drivers/mmc/host/sdhci.h +++ b/drivers/mmc/host/sdhci.h @@ -723,6 +723,7 @@ struct sdhci_ops { struct mmc_request *mrq); void (*dump_vendor_regs)(struct sdhci_host *host); void (*dump_uhs2_regs)(struct sdhci_host *host); + void (*uhs2_pre_detect_init)(struct sdhci_host *host); }; #ifdef CONFIG_MMC_SDHCI_IO_ACCESSORS