Function prototype or declaration at include/linux/i2c.h, line 944 References: drivers/gpu/drm/exynos/exynos_hdmi.c, line 1901 drivers/gpu/drm/imx/imx-ldb.c, line 529 drivers/gpu/drm/imx/imx-tve.c, line 523 drivers/gpu/drm/mediatek/mtk_hdmi.c, line 1539 drivers/gpu/drm/panel/panel-simple.c, line 550 drivers/gpu/drm/vc4/vc4_hdmi.c, line 1716 drivers/i2c/muxes/i2c-demux-pinctrl.c, line 64 drivers/i2c/muxes/i2c-mux-gpio.c, line 70 drivers/i2c/muxes/i2c-mux-gpmux.c, line 55 drivers/media/platform/sti/c8sectpfe/c8sectpfe-core.c, line 813 drivers/net/phy/sfp.c, line 2371 include/linux/i2c.h, line 944 include/linux/i2c.h, line 963