dsp_use 31 arch/arm/mach-omap1/mcbsp.c static int dsp_use; dsp_use 43 arch/arm/mach-omap1/mcbsp.c if (dsp_use++ == 0) { dsp_use 64 arch/arm/mach-omap1/mcbsp.c if (--dsp_use == 0) {