accel/ivpu: Make DMA bit mask HW specific

Future devices will have different dma bit mask, make it hw specific.
Signed-off-by: Karol Wachowski <karol.wachowski@linux.intel.com>
Reviewed-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Reviewed-by: Jeffrey Hugo <quic_jhugo@quicinc.com>
Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230518131605.650622-4-stanislaw.gruszka@linux.intel.com

drivers/accel/ivpu/ivpu_drv.c

@@ -427,7 +427,7 @@ static int ivpu_pci_init(struct ivpu_device *vdev)
 		return PTR_ERR(vdev->regb);
 	}
 
-	ret = dma_set_mask_and_coherent(vdev->drm.dev, DMA_BIT_MASK(38));
+	ret = dma_set_mask_and_coherent(vdev->drm.dev, DMA_BIT_MASK(vdev->hw->dma_bits));
 	if (ret) {
 		ivpu_err(vdev, "Failed to set DMA mask: %d\n", ret);
 		return ret;
@@ -477,6 +477,8 @@ static int ivpu_dev_init(struct ivpu_device *vdev)
 		return -ENOMEM;
 
 	vdev->hw->ops = &ivpu_hw_mtl_ops;
+	vdev->hw->dma_bits = 38;
+
 	vdev->platform = IVPU_PLATFORM_INVALID;
 	vdev->context_xa_limit.min = IVPU_USER_CONTEXT_MIN_SSID;
 	vdev->context_xa_limit.max = IVPU_USER_CONTEXT_MAX_SSID;

drivers/accel/ivpu/ivpu_hw.h

@@ -57,6 +57,7 @@ struct ivpu_hw_info {
 	u32 tile_fuse;
 	u32 sku;
 	u16 config;
+	int dma_bits;
 };
 
 extern const struct ivpu_hw_ops ivpu_hw_mtl_ops;