--- zzzz-none-000/linux-4.9.276/arch/mips/include/uapi/asm/inst.h	2021-07-20 14:21:16.000000000 +0000
+++ falcon-5530-750/linux-4.9.276/arch/mips/include/uapi/asm/inst.h	2023-04-05 08:19:00.000000000 +0000
@@ -755,6 +755,16 @@
 	;))))))
 };
 
+struct dsp_format {		/* SPEC3 DSP format instructions */
+	__BITFIELD_FIELD(unsigned int opcode : 6,
+	__BITFIELD_FIELD(unsigned int base : 5,
+	__BITFIELD_FIELD(unsigned int index : 5,
+	__BITFIELD_FIELD(unsigned int rd : 5,
+	__BITFIELD_FIELD(unsigned int op : 5,
+	__BITFIELD_FIELD(unsigned int func : 6,
+	;))))))
+};
+
 struct spec3_format {   /* SPEC3 */
 	__BITFIELD_FIELD(unsigned int opcode:6,
 	__BITFIELD_FIELD(unsigned int rs:5,
@@ -1046,6 +1056,7 @@
 	struct b_format b_format;
 	struct ps_format ps_format;
 	struct v_format v_format;
+	struct dsp_format dsp_format;
 	struct spec3_format spec3_format;
 	struct fb_format fb_format;
 	struct fp0_format fp0_format;