drm/radeon: Remove now unused functions in radeon driver

With the dropped inlines gccs starts warning about genuinely unused
functions. Remove r600_bpe_from_format, evergreen_cs_track_validate_cb,
evergreen-cs_packet_next_is_pkt3_nop which are all unused.
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

drivers/gpu/drm/radeon/evergreen_cs.c

@@ -122,12 +122,6 @@ static void evergreen_cs_track_init(struct evergreen_cs_track *track)
 	track->db_s_write_bo = NULL;
 }
 
-static int evergreen_cs_track_validate_cb(struct radeon_cs_parser *p, int i)
-{
-	/* XXX fill in */
-	return 0;
-}
-
 static int evergreen_cs_track_check(struct radeon_cs_parser *p)
 {
 	struct evergreen_cs_track *track = p->track;
@@ -235,28 +229,6 @@ static int evergreen_cs_packet_next_reloc(struct radeon_cs_parser *p,
 	return 0;
 }
 
-/**
- * evergreen_cs_packet_next_is_pkt3_nop() - test if next packet is packet3 nop for reloc
- * @parser:		parser structure holding parsing context.
- *
- * Check next packet is relocation packet3, do bo validation and compute
- * GPU offset using the provided start.
- **/
-static int evergreen_cs_packet_next_is_pkt3_nop(struct radeon_cs_parser *p)
-{
-	struct radeon_cs_packet p3reloc;
-	int r;
-
-	r = evergreen_cs_packet_parse(p, &p3reloc, p->idx);
-	if (r) {
-		return 0;
-	}
-	if (p3reloc.type != PACKET_TYPE3 || p3reloc.opcode != PACKET3_NOP) {
-		return 0;
-	}
-	return 1;
-}
-
 /**
  * evergreen_cs_packet_next_vline() - parse userspace VLINE packet
  * @parser:		parser structure holding parsing context.

drivers/gpu/drm/radeon/r600_cs.c

@@ -223,25 +223,6 @@ static int fmt_get_nblocksy(u32 format, u32 h)
 	return (h + bh - 1) / bh;
 }
 
-static int r600_bpe_from_format(u32 *bpe, u32 format)
-{
- 	unsigned res;
-
-	if (format >= ARRAY_SIZE(color_formats_table))
-		goto fail;
-
-	res = color_formats_table[format].blocksize;
-	if (res == 0)
-		goto fail;
-
-	*bpe = res;
-	return 0;
-
-fail:
-	*bpe = 16;
-	return -EINVAL;
-}
-
 struct array_mode_checker {
 	int array_mode;
 	u32 group_size;