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freedreno: limit string marker to max packet size

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Experimentally derived max size.

Signed-off-by: Rob Clark <robclark@freedesktop.org>
This commit is contained in:
Rob Clark 2016-01-24 13:18:39 -05:00
parent 438d421f8b
commit 9e05e8cb75
1 changed files with 3 additions and 0 deletions
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3
src/gallium/drivers/freedreno/freedreno_context.c
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@ -152,6 +152,9 @@ fd_emit_string_marker(struct pipe_context *pctx, const char *string, int len)
struct fd_ringbuffer *ring = ctx->ring;
const uint32_t *buf = (const void *)string;
/* max packet size is 0x3fff dwords: */
len = MIN2(len, 0x3fff * 4);
OUT_PKT3(ring, CP_NOP, align(len, 4) / 4);
while (len >= 4) {
OUT_RING(ring, *buf);