diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/r100.c')
-rw-r--r-- | drivers/gpu/drm/radeon/r100.c | 55 |
1 files changed, 4 insertions, 51 deletions
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c index 40c0318b1eef..7842447da4fb 100644 --- a/drivers/gpu/drm/radeon/r100.c +++ b/drivers/gpu/drm/radeon/r100.c @@ -1370,53 +1370,6 @@ void r100_cs_dump_packet(struct radeon_cs_parser *p, } /** - * r100_cs_packet_parse() - parse cp packet and point ib index to next packet - * @parser: parser structure holding parsing context. - * @pkt: where to store packet informations - * - * Assume that chunk_ib_index is properly set. Will return -EINVAL - * if packet is bigger than remaining ib size. or if packets is unknown. - **/ -int r100_cs_packet_parse(struct radeon_cs_parser *p, - struct radeon_cs_packet *pkt, - unsigned idx) -{ - struct radeon_cs_chunk *ib_chunk = &p->chunks[p->chunk_ib_idx]; - uint32_t header; - - if (idx >= ib_chunk->length_dw) { - DRM_ERROR("Can not parse packet at %d after CS end %d !\n", - idx, ib_chunk->length_dw); - return -EINVAL; - } - header = radeon_get_ib_value(p, idx); - pkt->idx = idx; - pkt->type = CP_PACKET_GET_TYPE(header); - pkt->count = CP_PACKET_GET_COUNT(header); - switch (pkt->type) { - case PACKET_TYPE0: - pkt->reg = CP_PACKET0_GET_REG(header); - pkt->one_reg_wr = CP_PACKET0_GET_ONE_REG_WR(header); - break; - case PACKET_TYPE3: - pkt->opcode = CP_PACKET3_GET_OPCODE(header); - break; - case PACKET_TYPE2: - pkt->count = -1; - break; - default: - DRM_ERROR("Unknown packet type %d at %d !\n", pkt->type, idx); - return -EINVAL; - } - if ((pkt->count + 1 + pkt->idx) >= ib_chunk->length_dw) { - DRM_ERROR("Packet (%d:%d:%d) end after CS buffer (%d) !\n", - pkt->idx, pkt->type, pkt->count, ib_chunk->length_dw); - return -EINVAL; - } - return 0; -} - -/** * r100_cs_packet_next_vline() - parse userspace VLINE packet * @parser: parser structure holding parsing context. * @@ -1444,7 +1397,7 @@ int r100_cs_packet_parse_vline(struct radeon_cs_parser *p) ib = p->ib.ptr; /* parse the wait until */ - r = r100_cs_packet_parse(p, &waitreloc, p->idx); + r = radeon_cs_packet_parse(p, &waitreloc, p->idx); if (r) return r; @@ -1461,7 +1414,7 @@ int r100_cs_packet_parse_vline(struct radeon_cs_parser *p) } /* jump over the NOP */ - r = r100_cs_packet_parse(p, &p3reloc, p->idx + waitreloc.count + 2); + r = radeon_cs_packet_parse(p, &p3reloc, p->idx + waitreloc.count + 2); if (r) return r; @@ -1531,7 +1484,7 @@ int r100_cs_packet_next_reloc(struct radeon_cs_parser *p, } *cs_reloc = NULL; relocs_chunk = &p->chunks[p->chunk_relocs_idx]; - r = r100_cs_packet_parse(p, &p3reloc, p->idx); + r = radeon_cs_packet_parse(p, &p3reloc, p->idx); if (r) { return r; } @@ -2100,7 +2053,7 @@ int r100_cs_parse(struct radeon_cs_parser *p) r100_cs_track_clear(p->rdev, track); p->track = track; do { - r = r100_cs_packet_parse(p, &pkt, p->idx); + r = radeon_cs_packet_parse(p, &pkt, p->idx); if (r) { return r; } |