drm/msm/a6xx: Enable IFPC on A750 GPU

A750 GPU has similar IFPC related configurations like X1-85. Add
the IFPC QUIRK to enable IFPC feature.

Signed-off-by: Akhil P Oommen <akhilpo@oss.qualcomm.com>
Patchwork: https://patchwork.freedesktop.org/patch/673386/
Signed-off-by: Rob Clark <robin.clark@oss.qualcomm.com>

Author: akhilpo-qcom

drivers/gpu/drm/msm/adreno/a6xx_catalog.c

@@ -1546,7 +1546,8 @@ static const struct adreno_info a7xx_gpus[] = {
 		.inactive_period = DRM_MSM_INACTIVE_PERIOD,
 		.quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT |
 			  ADRENO_QUIRK_HAS_HW_APRIV |
-			  ADRENO_QUIRK_PREEMPTION,
+			  ADRENO_QUIRK_PREEMPTION |
+			  ADRENO_QUIRK_IFPC,
 		.init = a6xx_gpu_init,
 		.zapfw = "gen70900_zap.mbn",
 		.a6xx = &(const struct a6xx_info) {