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radeonsi/vcn: Fix radeon_enc_code_ue with values over 2^16

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Values over 2^16 as ue(v) are encoded with more than 32 bits,
but radeon_enc_code_fixed_bits can only handle 32 bits at max.
Change radeon_enc_code_ue to code the leading zeros separately.

Reviewed-by: Ruijing Dong <ruijing.dong@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/30672>
This commit is contained in:
David Rosca
2024-08-20 17:59:51 +02:00
parent 40d01175be
commit 138ba42a87
1 changed files with 4 additions and 3 deletions
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src/gallium/drivers/radeonsi/radeon_vcn_enc.c
+4 -3
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@@ -1914,7 +1914,7 @@ void radeon_enc_flush_headers(struct radeon_encoder *enc)
void radeon_enc_code_ue(struct radeon_encoder *enc, unsigned int value) void radeon_enc_code_ue(struct radeon_encoder *enc, unsigned int value)
{ {
int x = -1; unsigned int x = 0;
unsigned int ue_code = value + 1; unsigned int ue_code = value + 1;
value += 1; value += 1;
@@ -1923,8 +1923,9 @@ void radeon_enc_code_ue(struct radeon_encoder *enc, unsigned int value)
x += 1; x += 1;
} }
unsigned int ue_length = (x << 1) + 1; if (x > 1)
radeon_enc_code_fixed_bits(enc, ue_code, ue_length); radeon_enc_code_fixed_bits(enc, 0, x - 1);
radeon_enc_code_fixed_bits(enc, ue_code, x);
} }
void radeon_enc_code_se(struct radeon_encoder *enc, int value) void radeon_enc_code_se(struct radeon_encoder *enc, int value)