From: Marek Olšák <marek.ol...@amd.com>
st/mesa does this too, so we're safe.
---
src/gallium/drivers/radeonsi/si_state.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/gallium/drivers/radeonsi/si_state.c
b/src/gallium/drivers/radeonsi/si_state.c
index 7e63d48..25dfe26 100644
--- a/src/gallium/drivers/radeonsi/si_state.c
+++ b/src/gallium/drivers/radeonsi/si_state.c
@@ -2655,21 +2655,21 @@ si_make_buffer_descriptor(struct si_screen *screen,
struct r600_resource *buf,
unsigned num_format, data_format;
desc = util_format_description(format);
first_non_void = util_format_get_first_non_void_channel(format);
stride = desc->block.bits / 8;
va = buf->gpu_address + offset;
num_format = si_translate_buffer_numformat(&screen->b.b, desc,
first_non_void);
data_format = si_translate_buffer_dataformat(&screen->b.b, desc,
first_non_void);
num_records = size / stride;
- num_records = MIN2(num_records, buf->b.b.width0 / stride);
+ num_records = MIN2(num_records, (buf->b.b.width0 - offset) / stride);
if (screen->b.chip_class >= VI)
num_records *= stride;
state[4] = va;
state[5] = S_008F04_BASE_ADDRESS_HI(va >> 32) |
S_008F04_STRIDE(stride);
state[6] = num_records;
state[7] = S_008F0C_DST_SEL_X(si_map_swizzle(desc->swizzle[0])) |
S_008F0C_DST_SEL_Y(si_map_swizzle(desc->swizzle[1])) |
--
2.7.4
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