drm2/i915/intel_pm.c

2310 	u16 rgvswctl;
2314 	rgvswctl = I915_READ16(MEMSWCTL);
2315 	if (rgvswctl & MEMCTL_CMD_STS) {
2320 	rgvswctl = (MEMCTL_CMD_CHFREQ << MEMCTL_CMD_SHIFT) |
2322 	I915_WRITE16(MEMSWCTL, rgvswctl);
2325 	rgvswctl |= MEMCTL_CMD_STS;
2326 	I915_WRITE16(MEMSWCTL, rgvswctl);
2402 	u16 rgvswctl;
2406 	rgvswctl = I915_READ16(MEMSWCTL);
2418 	rgvswctl |= MEMCTL_CMD_STS;
2419 	I915_WRITE(MEMSWCTL, rgvswctl);