media: intel/ipu6: update the maximum supported csi2 port number to 6

IPU6EP on Meteor Lake SoC supports maximum 6 csi2 ports instead of 4.

Fixes: 25fedc02 ("media: intel/ipu6: add Intel IPU6 PCI device driver")
Signed-off-by: Bingbu Cao <bingbu.cao@intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>

drivers/media/pci/intel/ipu6/ipu6.c

@@ -285,7 +285,7 @@ EXPORT_SYMBOL_NS_GPL(ipu6_configure_spc, INTEL_IPU6);
 #define IPU6_ISYS_CSI2_NPORTS		4
 #define IPU6SE_ISYS_CSI2_NPORTS		4
 #define IPU6_TGL_ISYS_CSI2_NPORTS	8
-#define IPU6EP_MTL_ISYS_CSI2_NPORTS	4
+#define IPU6EP_MTL_ISYS_CSI2_NPORTS	6
 
 static void ipu6_internal_pdata_init(struct ipu6_device *isp)
 {