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authorEric Anholt <eric@anholt.net>2011-12-20 14:59:38 -0800
committerEric Anholt <eric@anholt.net>2012-01-27 13:21:19 -0800
commit8fb66a7ded7efdb192a1dd09898e91487de493a3 (patch)
tree28cc5a59c9ed959d6d4bdc176995ee7369bfd145 /intel
parentb5cb7f88de249c6871b0e1d1e4005a7b1f54f088 (diff)
intel: Track the current packet location in the decode context.
This is the start of plumbing the context through the decode callchain instead of the current 4 arguments.
Diffstat (limited to 'intel')
-rw-r--r--intel/intel_decode.c69
-rw-r--r--intel/tests/gen7-3d.batch-ref.txt18
2 files changed, 52 insertions, 35 deletions
diff --git a/intel/intel_decode.c b/intel/intel_decode.c
index 81ef712e..61797e1c 100644
--- a/intel/intel_decode.c
+++ b/intel/intel_decode.c
@@ -39,13 +39,20 @@ struct drm_intel_decode {
/** PCI device ID. */
uint32_t devid;
- /** GPU address of the start of the batchbuffer data. */
+ /** GPU address of the start of the current packet. */
uint32_t hw_offset;
- /** CPU Virtual address of the start of the batchbuffer data. */
+ /** CPU virtual address of the start of the current packet. */
uint32_t *data;
- /** Number of DWORDs of batchbuffer data. */
+ /** DWORDs of remaining batchbuffer data starting from the packet. */
uint32_t count;
+ /** GPU address of the start of the batchbuffer data. */
+ uint32_t base_hw_offset;
+ /** CPU Virtual address of the start of the batchbuffer data. */
+ uint32_t *base_data;
+ /** Number of DWORDs of batchbuffer data. */
+ uint32_t base_count;
+
/** @{
* GPU head and tail pointers, which will be noted in the dump, or ~0.
*/
@@ -3583,9 +3590,9 @@ void
drm_intel_decode_set_batch_pointer(struct drm_intel_decode *ctx,
void *data, uint32_t hw_offset, int count)
{
- ctx->data = data;
- ctx->hw_offset = hw_offset;
- ctx->count = count;
+ ctx->base_data = data;
+ ctx->base_hw_offset = hw_offset;
+ ctx->base_count = count;
}
void
@@ -3616,16 +3623,15 @@ drm_intel_decode(struct drm_intel_decode *ctx)
int ret;
unsigned int index = 0;
int failures = 0;
- uint32_t *data;
- uint32_t count, hw_offset;
uint32_t devid;
if (!ctx)
return;
- data = ctx->data;
- count = ctx->count;
- hw_offset = ctx->hw_offset;
+ ctx->data = ctx->base_data;
+ ctx->hw_offset = ctx->base_hw_offset;
+ ctx->count = ctx->base_count;
+
devid = ctx->devid;
head_offset = ctx->head;
tail_offset = ctx->tail;
@@ -3634,11 +3640,13 @@ drm_intel_decode(struct drm_intel_decode *ctx)
saved_s2_set = 0;
saved_s4_set = 1;
- while (index < count) {
- switch ((data[index] & 0xe0000000) >> 29) {
+ while (ctx->count > 0) {
+ index = 0;
+
+ switch ((ctx->data[index] & 0xe0000000) >> 29) {
case 0x0:
- ret = decode_mi(data + index, count - index,
- hw_offset + index * 4, &failures);
+ ret = decode_mi(ctx->data, ctx->count,
+ ctx->hw_offset, &failures);
/* If MI_BATCHBUFFER_END happened, then dump
* the rest of the output in case we some day
@@ -3650,9 +3658,10 @@ drm_intel_decode(struct drm_intel_decode *ctx)
if (ctx->dump_past_end) {
index++;
} else {
- for (index = index + 1; index < count;
+ for (index = index + 1; index < ctx->count;
index++) {
- instr_out(data, hw_offset,
+ instr_out(ctx->data,
+ ctx->hw_offset,
index, "\n");
}
}
@@ -3660,32 +3669,40 @@ drm_intel_decode(struct drm_intel_decode *ctx)
index += ret;
break;
case 0x2:
- index += decode_2d(data + index, count - index,
- hw_offset + index * 4, &failures);
+ index += decode_2d(ctx->data, ctx->count,
+ ctx->hw_offset, &failures);
break;
case 0x3:
if (IS_9XX(devid) && !IS_GEN3(devid)) {
index +=
- decode_3d_965(data + index, count - index,
- hw_offset + index * 4, devid,
+ decode_3d_965(ctx->data, ctx->count,
+ ctx->hw_offset, devid,
&failures);
} else if (IS_GEN3(devid)) {
- index += decode_3d(data + index, count - index,
- hw_offset + index * 4,
+ index += decode_3d(ctx->data, ctx->count,
+ ctx->hw_offset,
devid, &failures);
} else {
index +=
- decode_3d_i830(data + index, count - index,
- hw_offset + index * 4, devid,
+ decode_3d_i830(ctx->data, ctx->count,
+ ctx->hw_offset, devid,
&failures);
}
break;
default:
- instr_out(data, hw_offset, index, "UNKNOWN\n");
+ instr_out(ctx->data, ctx->hw_offset, index,
+ "UNKNOWN\n");
failures++;
index++;
break;
}
fflush(out);
+
+ if (ctx->count < index)
+ break;
+
+ ctx->count -= index;
+ ctx->data += index;
+ ctx->hw_offset += 4 * index;
}
}
diff --git a/intel/tests/gen7-3d.batch-ref.txt b/intel/tests/gen7-3d.batch-ref.txt
index c710a789..953b7bdf 100644
--- a/intel/tests/gen7-3d.batch-ref.txt
+++ b/intel/tests/gen7-3d.batch-ref.txt
@@ -282,7 +282,7 @@ Bad count in 3DSTATE_CONSTANT_VS_STATE
0x123003ec: 0x00600810: MI_NOOP write NOPID reg, val=0x200810
0x123003f0: 0x02380000: MI_FLUSH
0x123003f4: 0x00000000: MI_NOOP
-0x123003f8: 0xea9de040: UNKNOWN
+0x123003f8: 0xea9de040: UNKNOWN
0x123003fc: 0x00007f93: MI_NOOP
0x12300400: 0x02279b80: MI_FLUSH
0x12300404: 0x00000000: MI_NOOP
@@ -483,7 +483,7 @@ Bad count in 3DSTATE_CONSTANT_VS_STATE
0x123006b0: 0x00000000: MI_NOOP
0x123006b4: 0x0000000b: MI_NOOP
0x123006b8: 0x00000000: MI_NOOP
-0x123006bc: 0xea9de040: UNKNOWN
+0x123006bc: 0xea9de040: UNKNOWN
0x123006c0: 0x00007f93: MI_NOOP
0x123006c4: 0x00000000: MI_NOOP
0x123006c8: 0x00000001: MI_NOOP
@@ -556,7 +556,7 @@ Bad count in 3DSTATE_CONSTANT_VS_STATE
0x12300798: 0x00600810: MI_NOOP write NOPID reg, val=0x200810
0x1230079c: 0x02390000: MI_FLUSH
0x123007a0: 0x00000000: MI_NOOP
-0x123007a4: 0xea9de040: UNKNOWN
+0x123007a4: 0xea9de040: UNKNOWN
0x123007a8: 0x00007f93: MI_NOOP
0x123007ac: 0x02279b80: MI_FLUSH
0x123007b0: 0x00000000: MI_NOOP
@@ -666,7 +666,7 @@ Bad count in 3DSTATE_CONSTANT_VS_STATE
0x123008f0: 0x00600810: MI_NOOP write NOPID reg, val=0x200810
0x123008f4: 0x02380000: MI_FLUSH
0x123008f8: 0x00000000: MI_NOOP
-0x123008fc: 0xea9de040: UNKNOWN
+0x123008fc: 0xea9de040: UNKNOWN
0x12300900: 0x00007f93: MI_NOOP
0x12300904: 0x02279b80: MI_FLUSH
0x12300908: 0x00000000: MI_NOOP
@@ -844,7 +844,7 @@ Bad count in 3DSTATE_CONSTANT_VS_STATE
0x12300b4c: 0x00000000: MI_NOOP
0x12300b50: 0x0000000b: MI_NOOP
0x12300b54: 0x00000000: MI_NOOP
-0x12300b58: 0xea9de040: UNKNOWN
+0x12300b58: 0xea9de040: UNKNOWN
0x12300b5c: 0x00007f93: MI_NOOP
0x12300b60: 0x00000000: MI_NOOP
0x12300b64: 0x00000001: MI_NOOP
@@ -917,7 +917,7 @@ Bad count in 3DSTATE_CONSTANT_VS_STATE
0x12300c34: 0x00600810: MI_NOOP write NOPID reg, val=0x200810
0x12300c38: 0x02390000: MI_FLUSH
0x12300c3c: 0x00000000: MI_NOOP
-0x12300c40: 0xea9de040: UNKNOWN
+0x12300c40: 0xea9de040: UNKNOWN
0x12300c44: 0x00007f93: MI_NOOP
0x12300c48: 0x02279b80: MI_FLUSH
0x12300c4c: 0x00000000: MI_NOOP
@@ -1027,7 +1027,7 @@ Bad count in 3DSTATE_CONSTANT_VS_STATE
0x12300d8c: 0x00600810: MI_NOOP write NOPID reg, val=0x200810
0x12300d90: 0x02380000: MI_FLUSH
0x12300d94: 0x00000000: MI_NOOP
-0x12300d98: 0xea9de040: UNKNOWN
+0x12300d98: 0xea9de040: UNKNOWN
0x12300d9c: 0x00007f93: MI_NOOP
0x12300da0: 0x02279b80: MI_FLUSH
0x12300da4: 0x00000000: MI_NOOP
@@ -1205,7 +1205,7 @@ Bad count in 3DSTATE_CONSTANT_VS_STATE
0x12300fe8: 0x00000000: MI_NOOP
0x12300fec: 0x0000000b: MI_NOOP
0x12300ff0: 0x00000000: MI_NOOP
-0x12300ff4: 0xea9de040: UNKNOWN
+0x12300ff4: 0xea9de040: UNKNOWN
0x12300ff8: 0x00007f93: MI_NOOP
0x12300ffc: 0x00000000: MI_NOOP
0x12301000: 0x00000001: MI_NOOP
@@ -1278,7 +1278,7 @@ Bad count in 3DSTATE_CONSTANT_VS_STATE
0x123010d0: 0x00600810: MI_NOOP write NOPID reg, val=0x200810
0x123010d4: 0x02390000: MI_FLUSH
0x123010d8: 0x00000000: MI_NOOP
-0x123010dc: 0xea9de040: UNKNOWN
+0x123010dc: 0xea9de040: UNKNOWN
0x123010e0: 0x00007f93: MI_NOOP
0x123010e4: 0x02279b80: MI_FLUSH
0x123010e8: 0x00000000: MI_NOOP