drm/etnaviv: determine product, customer and eco id

They will be used for extended HWDB support.

Signed-off-by: Christian Gmeiner <[e-mail]>
Signed-off-by: Lucas Stach <[e-mail]>

drivers/gpu/drm/etnaviv/etnaviv_gpu.c

···
 		gpu->identity.revision = etnaviv_field(chipIdentity,
 					 VIVS_HI_CHIP_IDENTITY_REVISION);
 	} else {
+		u32 chipDate = gpu_read(gpu, VIVS_HI_CHIP_DATE);
 
 		gpu->identity.model = gpu_read(gpu, VIVS_HI_CHIP_MODEL);
 		gpu->identity.revision = gpu_read(gpu, VIVS_HI_CHIP_REV);
+		gpu->identity.product_id = gpu_read(gpu, VIVS_HI_CHIP_PRODUCT_ID);
+		gpu->identity.customer_id = gpu_read(gpu, VIVS_HI_CHIP_CUSTOMER_ID);
+		gpu->identity.eco_id = gpu_read(gpu, VIVS_HI_CHIP_ECO_ID);
 
 		/*
 		 * !!!! HACK ALERT !!!!
···
 
 		/* Another special case */
 		if (etnaviv_is_model_rev(gpu, GC300, 0x2201)) {
-			u32 chipDate = gpu_read(gpu, VIVS_HI_CHIP_DATE);
 			u32 chipTime = gpu_read(gpu, VIVS_HI_CHIP_TIME);
 
 			if (chipDate == 0x20080814 && chipTime == 0x12051100) {
···
 			gpu->identity.model = chipModel_GC3000;
 			gpu->identity.revision &= 0xffff;
 		}
+
+		if (etnaviv_is_model_rev(gpu, GC1000, 0x5037) && (chipDate == 0x20120617))
+			gpu->identity.eco_id = 1;
+
+		if (etnaviv_is_model_rev(gpu, GC320, 0x5303) && (chipDate == 0x20140511))
+			gpu->identity.eco_id = 1;
 	}
 
 	dev_info(gpu->dev, "model: GC%x, revision: %x\n",

drivers/gpu/drm/etnaviv/etnaviv_gpu.h

···
 struct etnaviv_vram_mapping;
 
 struct etnaviv_chip_identity {
-	/* Chip model. */
 	u32 model;
-
-	/* Revision value.*/
 	u32 revision;
+	u32 product_id;
+	u32 customer_id;
+	u32 eco_id;
 
 	/* Supported feature fields. */
 	u32 features;