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authorIlija Hadzic <ihadzic@research.bell-labs.com>2013-01-02 18:27:41 -0500
committerAlex Deucher <alexander.deucher@amd.com>2013-01-31 16:24:42 -0500
commitc38f34b53e74dec4e58fef0c895d9e6df7da1190 (patch)
tree0e1cd86a565d02cf7d4bb73a09869a4296ea2241
parent4db013110cd3da05e4cf7e1119468817709cb9db (diff)
downloadblackbird-op-linux-c38f34b53e74dec4e58fef0c895d9e6df7da1190.tar.gz
blackbird-op-linux-c38f34b53e74dec4e58fef0c895d9e6df7da1190.zip
drm/radeon: use common cs packet parse function
We now have a common radeon_cs_packet_parse function that is good for all ASICs. Hook it up and eliminate ASIC-specific versions. Signed-off-by: Ilija Hadzic <ihadzic@research.bell-labs.com> Reviewed-by: Marek Olšák <maraeo@gmail.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r--drivers/gpu/drm/radeon/evergreen_cs.c57
-rw-r--r--drivers/gpu/drm/radeon/r100.c55
-rw-r--r--drivers/gpu/drm/radeon/r300.c2
-rw-r--r--drivers/gpu/drm/radeon/r600_cs.c59
-rw-r--r--drivers/gpu/drm/radeon/radeon.h4
5 files changed, 20 insertions, 157 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen_cs.c b/drivers/gpu/drm/radeon/evergreen_cs.c
index 7a445666e71f..1ba4ca38f4f9 100644
--- a/drivers/gpu/drm/radeon/evergreen_cs.c
+++ b/drivers/gpu/drm/radeon/evergreen_cs.c
@@ -1009,53 +1009,6 @@ static int evergreen_cs_track_check(struct radeon_cs_parser *p)
}
/**
- * evergreen_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.
- **/
-static int evergreen_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);
- pkt->one_reg_wr = 0;
- switch (pkt->type) {
- case PACKET_TYPE0:
- pkt->reg = CP_PACKET0_GET_REG(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;
-}
-
-/**
* evergreen_cs_packet_next_reloc() - parse next packet which should be reloc packet3
* @parser: parser structure holding parsing context.
* @data: pointer to relocation data
@@ -1080,7 +1033,7 @@ static int evergreen_cs_packet_next_reloc(struct radeon_cs_parser *p,
}
*cs_reloc = NULL;
relocs_chunk = &p->chunks[p->chunk_relocs_idx];
- r = evergreen_cs_packet_parse(p, &p3reloc, p->idx);
+ r = radeon_cs_packet_parse(p, &p3reloc, p->idx);
if (r) {
return r;
}
@@ -1112,7 +1065,7 @@ static bool 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);
+ r = radeon_cs_packet_parse(p, &p3reloc, p->idx);
if (r) {
return false;
}
@@ -1150,7 +1103,7 @@ static int evergreen_cs_packet_parse_vline(struct radeon_cs_parser *p)
ib = p->ib.ptr;
/* parse the WAIT_REG_MEM */
- r = evergreen_cs_packet_parse(p, &wait_reg_mem, p->idx);
+ r = radeon_cs_packet_parse(p, &wait_reg_mem, p->idx);
if (r)
return r;
@@ -1183,7 +1136,7 @@ static int evergreen_cs_packet_parse_vline(struct radeon_cs_parser *p)
}
/* jump over the NOP */
- r = evergreen_cs_packet_parse(p, &p3reloc, p->idx + wait_reg_mem.count + 2);
+ r = radeon_cs_packet_parse(p, &p3reloc, p->idx + wait_reg_mem.count + 2);
if (r)
return r;
@@ -2819,7 +2772,7 @@ int evergreen_cs_parse(struct radeon_cs_parser *p)
p->track = track;
}
do {
- r = evergreen_cs_packet_parse(p, &pkt, p->idx);
+ r = radeon_cs_packet_parse(p, &pkt, p->idx);
if (r) {
kfree(p->track);
p->track = NULL;
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;
}
diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c
index d0ba6023a1f8..34ca46e46347 100644
--- a/drivers/gpu/drm/radeon/r300.c
+++ b/drivers/gpu/drm/radeon/r300.c
@@ -1257,7 +1257,7 @@ int r300_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;
}
diff --git a/drivers/gpu/drm/radeon/r600_cs.c b/drivers/gpu/drm/radeon/r600_cs.c
index 69ec24ab8d63..3870bf8c1bc7 100644
--- a/drivers/gpu/drm/radeon/r600_cs.c
+++ b/drivers/gpu/drm/radeon/r600_cs.c
@@ -784,53 +784,6 @@ static int r600_cs_track_check(struct radeon_cs_parser *p)
}
/**
- * r600_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.
- **/
-static int r600_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);
- pkt->one_reg_wr = 0;
- switch (pkt->type) {
- case PACKET_TYPE0:
- pkt->reg = CP_PACKET0_GET_REG(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;
-}
-
-/**
* r600_cs_packet_next_reloc_mm() - parse next packet which should be reloc packet3
* @parser: parser structure holding parsing context.
* @data: pointer to relocation data
@@ -855,7 +808,7 @@ static int r600_cs_packet_next_reloc_mm(struct radeon_cs_parser *p,
}
*cs_reloc = NULL;
relocs_chunk = &p->chunks[p->chunk_relocs_idx];
- r = r600_cs_packet_parse(p, &p3reloc, p->idx);
+ r = radeon_cs_packet_parse(p, &p3reloc, p->idx);
if (r) {
return r;
}
@@ -901,7 +854,7 @@ static int r600_cs_packet_next_reloc_nomm(struct radeon_cs_parser *p,
}
*cs_reloc = NULL;
relocs_chunk = &p->chunks[p->chunk_relocs_idx];
- r = r600_cs_packet_parse(p, &p3reloc, p->idx);
+ r = radeon_cs_packet_parse(p, &p3reloc, p->idx);
if (r) {
return r;
}
@@ -935,7 +888,7 @@ static int r600_cs_packet_next_is_pkt3_nop(struct radeon_cs_parser *p)
struct radeon_cs_packet p3reloc;
int r;
- r = r600_cs_packet_parse(p, &p3reloc, p->idx);
+ r = radeon_cs_packet_parse(p, &p3reloc, p->idx);
if (r) {
return 0;
}
@@ -973,7 +926,7 @@ static int r600_cs_packet_parse_vline(struct radeon_cs_parser *p)
ib = p->ib.ptr;
/* parse the WAIT_REG_MEM */
- r = r600_cs_packet_parse(p, &wait_reg_mem, p->idx);
+ r = radeon_cs_packet_parse(p, &wait_reg_mem, p->idx);
if (r)
return r;
@@ -1006,7 +959,7 @@ static int r600_cs_packet_parse_vline(struct radeon_cs_parser *p)
}
/* jump over the NOP */
- r = r600_cs_packet_parse(p, &p3reloc, p->idx + wait_reg_mem.count + 2);
+ r = radeon_cs_packet_parse(p, &p3reloc, p->idx + wait_reg_mem.count + 2);
if (r)
return r;
@@ -2410,7 +2363,7 @@ int r600_cs_parse(struct radeon_cs_parser *p)
p->track = track;
}
do {
- r = r600_cs_packet_parse(p, &pkt, p->idx);
+ r = radeon_cs_packet_parse(p, &pkt, p->idx);
if (r) {
kfree(p->track);
p->track = NULL;
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index a08f657329a0..b8d1c5c0c2c6 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -1972,6 +1972,10 @@ static inline int radeon_acpi_init(struct radeon_device *rdev) { return 0; }
static inline void radeon_acpi_fini(struct radeon_device *rdev) { }
#endif
+int radeon_cs_packet_parse(struct radeon_cs_parser *p,
+ struct radeon_cs_packet *pkt,
+ unsigned idx);
+
#include "radeon_object.h"
#endif
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