Extern or forward variable declaration at include/linux/mmc/card.h, line 203 References: drivers/mmc/core/core.c, line 1030 drivers/mmc/core/core.c, line 1429 drivers/mmc/core/debugfs.c, line 56 drivers/mmc/core/mmc_ops.c, line 594 drivers/mmc/host/android-goldfish.c, line 432 drivers/mmc/host/atmel-mci.c, line 1439 drivers/mmc/host/au1xmmc.c, line 754 drivers/mmc/host/bfin_sdh.c, line 353 drivers/mmc/host/cb710-mmc.c, line 561 drivers/mmc/host/davinci_mmc.c, line 674 drivers/mmc/host/davinci_mmc.c, line 720 drivers/mmc/host/dw_mmc-exynos.c, line 273 drivers/mmc/host/dw_mmc-exynos.c, line 471 drivers/mmc/host/dw_mmc-k3.c, line 35 drivers/mmc/host/dw_mmc-k3.c, line 67 drivers/mmc/host/dw_mmc-k3.c, line 114 drivers/mmc/host/dw_mmc-rockchip.c, line 36 drivers/mmc/host/dw_mmc.c, line 1270 drivers/mmc/host/dw_mmc.c, line 1389 drivers/mmc/host/dw_mmc.c, line 1571 drivers/mmc/host/jz4740_mmc.c, line 857 drivers/mmc/host/mmc_spi.c, line 1185 drivers/mmc/host/mmci.c, line 1313 drivers/mmc/host/mmci.c, line 1437 drivers/mmc/host/moxart-mmc.c, line 493 drivers/mmc/host/mtk-sd.c, line 1021 drivers/mmc/host/mtk-sd.c, line 1199 drivers/mmc/host/mtk-sd.c, line 1427 drivers/mmc/host/mvsdio.c, line 600 drivers/mmc/host/mxcmmc.c, line 842 drivers/mmc/host/mxs-mmc.c, line 499 drivers/mmc/host/omap.c, line 1126 drivers/mmc/host/omap.c, line 1154 drivers/mmc/host/omap_hsmmc.c, line 252 drivers/mmc/host/omap_hsmmc.c, line 619 drivers/mmc/host/omap_hsmmc.c, line 634 drivers/mmc/host/omap_hsmmc.c, line 684 drivers/mmc/host/omap_hsmmc.c, line 712 drivers/mmc/host/omap_hsmmc.c, line 730 drivers/mmc/host/omap_hsmmc.c, line 1651 drivers/mmc/host/pxamci.c, line 463 drivers/mmc/host/rtsx_pci_sdmmc.c, line 1050 drivers/mmc/host/rtsx_pci_sdmmc.c, line 1221 drivers/mmc/host/rtsx_usb_sdmmc.c, line 1133 drivers/mmc/host/rtsx_usb_sdmmc.c, line 1179 drivers/mmc/host/s3cmci.c, line 1209 drivers/mmc/host/s3cmci.c, line 1232 drivers/mmc/host/sdhci-msm.c, line 351 drivers/mmc/host/sdhci.c, line 224 drivers/mmc/host/sdhci.c, line 1408 drivers/mmc/host/sdhci.c, line 1566 drivers/mmc/host/sdhci.c, line 1707 drivers/mmc/host/sdhci.c, line 1798 drivers/mmc/host/sdhci.c, line 1824 drivers/mmc/host/sdricoh_cs.c, line 355 drivers/mmc/host/sh_mmcif.c, line 1067 drivers/mmc/host/sh_mmcif.c, line 1077 drivers/mmc/host/sunxi-mmc.c, line 657 drivers/mmc/host/sunxi-mmc.c, line 724 drivers/mmc/host/sunxi-mmc.c, line 796 drivers/mmc/host/tifm_sd.c, line 797 drivers/mmc/host/tmio_mmc_pio.c, line 922 drivers/mmc/host/toshsd.c, line 81 drivers/mmc/host/toshsd.c, line 527 drivers/mmc/host/usdhi6rol0.c, line 719 drivers/mmc/host/usdhi6rol0.c, line 786 drivers/mmc/host/usdhi6rol0.c, line 810 drivers/mmc/host/ushc.c, line 375 drivers/mmc/host/via-sdmmc.c, line 719 drivers/mmc/host/vub300.c, line 1972 drivers/mmc/host/vub300.c, line 2011 drivers/mmc/host/wbsd.c, line 850 drivers/mmc/host/wmt-sdmmc.c, line 673 include/linux/amba/mmci.h, line 29 include/linux/mmc/card.h, line 203 include/linux/mmc/host.h, line 24 include/linux/mmc/host.h, line 116 include/linux/mmc/host.h, line 125 include/linux/mmc/host.h, line 134 include/linux/mmc/host.h, line 309 include/linux/mmc/host.h, line 416 include/linux/mmc/host.h, line 431