FDI_RX_LINK_COLOR_SHIFT
#define FDI_RX_LINK_BPC(x) ((x) << FDI_RX_LINK_COLOR_SHIFT)
#define FDI_RX_LINK_BPC_MASK (7 << FDI_RX_LINK_COLOR_SHIFT)
*bitsPerPixel = ((read32(rxControl) & FDI_RX_LINK_BPC_MASK) >> FDI_RX_LINK_COLOR_SHIFT);