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[94.29.39.224]) by smtp.gmail.com with ESMTPSA id m14sm4820017lfo.25.2020.03.23.09.35.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 23 Mar 2020 09:35:43 -0700 (PDT) From: Dmitry Osipenko To: Jens Axboe , Thierry Reding , Jonathan Hunter , =?UTF-8?q?Micha=C5=82=20Miros=C5=82aw?= , David Heidelberg , Peter Geis , Stephen Warren , Nicolas Chauvet , Ulf Hansson , Adrian Hunter , Billy Laws Cc: linux-tegra@vger.kernel.org, linux-block@vger.kernel.org, Andrey Danin , Gilles Grandou , Ryan Grachek , linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 09/10] mmc: sdhci-tegra: Enable boot partitions scanning on Tegra20 and Tegra30 Date: Mon, 23 Mar 2020 19:34:30 +0300 Message-Id: <20200323163431.7678-10-digetx@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200323163431.7678-1-digetx@gmail.com> References: <20200323163431.7678-1-digetx@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Consumer-grade devices usually have a custom NVIDIA Tegra Partition table used by built-in eMMC storage. On some devices partition table resides on a boot eMMC partition, and thus, the boot partitions need to be scanned. Signed-off-by: Dmitry Osipenko --- drivers/mmc/host/sdhci-tegra.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c index 3e2c5101291d..364572eaed8a 100644 --- a/drivers/mmc/host/sdhci-tegra.c +++ b/drivers/mmc/host/sdhci-tegra.c @@ -100,6 +100,7 @@ #define NVQUIRK_NEEDS_PAD_CONTROL BIT(7) #define NVQUIRK_DIS_CARD_CLK_CONFIG_TAP BIT(8) #define NVQUIRK_CQHCI_DCMD_R1B_CMD_TIMING BIT(9) +#define NVQUIRK_SCAN_BOOT_PARTITIONS BIT(10) /* SDMMC CQE Base Address for Tegra Host Ver 4.1 and Higher */ #define SDHCI_TEGRA_CQE_BASE_ADDR 0xF000 @@ -1304,7 +1305,8 @@ static const struct sdhci_tegra_soc_data soc_data_tegra20 = { .pdata = &sdhci_tegra20_pdata, .dma_mask = DMA_BIT_MASK(32), .nvquirks = NVQUIRK_FORCE_SDHCI_SPEC_200 | - NVQUIRK_ENABLE_BLOCK_GAP_DET, + NVQUIRK_ENABLE_BLOCK_GAP_DET | + NVQUIRK_SCAN_BOOT_PARTITIONS, }; static const struct sdhci_pltfm_data sdhci_tegra30_pdata = { @@ -1333,7 +1335,8 @@ static const struct sdhci_tegra_soc_data soc_data_tegra30 = { .nvquirks = NVQUIRK_ENABLE_SDHCI_SPEC_300 | NVQUIRK_ENABLE_SDR50 | NVQUIRK_ENABLE_SDR104 | - NVQUIRK_HAS_PADCALIB, + NVQUIRK_HAS_PADCALIB | + NVQUIRK_SCAN_BOOT_PARTITIONS, }; static const struct sdhci_ops tegra114_sdhci_ops = { @@ -1586,6 +1589,9 @@ static int sdhci_tegra_probe(struct platform_device *pdev) /* HW busy detection is supported, but R1B responses are required. */ host->mmc->caps |= MMC_CAP_WAIT_WHILE_BUSY | MMC_CAP_NEED_RSP_BUSY; + if (tegra_host->soc_data->nvquirks & NVQUIRK_SCAN_BOOT_PARTITIONS) + host->mmc->scan_mmc_boot_partitions = true; + tegra_sdhci_parse_dt(host); tegra_host->power_gpio = devm_gpiod_get_optional(&pdev->dev, "power", -- 2.25.1