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panfrost: Emit unlinked varyings

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Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5423>
This commit is contained in:
Alyssa Rosenzweig 2020-06-08 13:45:17 -04:00 • committed by Marge Bot
parent 3d04ebf7f8
commit 0c0217d945
1 changed files with 30 additions and 0 deletions
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30
src/gallium/drivers/panfrost/pan_cmdstream.c
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@ -1836,6 +1836,36 @@ pan_varying_present(
return present;
}
/* Emitters for varying records */
static struct mali_attr_meta
pan_emit_vary(unsigned present, enum pan_special_varying buf,
unsigned quirks, enum mali_format format,
unsigned offset)
{
unsigned nr_channels = MALI_EXTRACT_CHANNELS(format);
struct mali_attr_meta meta = {
.index = pan_varying_index(present, buf),
.unknown1 = quirks & IS_BIFROST ? 0x0 : 0x2,
.swizzle = quirks & HAS_SWIZZLES ?
panfrost_get_default_swizzle(nr_channels) :
panfrost_bifrost_swizzle(nr_channels),
.format = format,
.src_offset = offset
};
return meta;
}
/* General varying that is unused */
static struct mali_attr_meta
pan_emit_vary_only(unsigned present, unsigned quirks)
{
return pan_emit_vary(present, 0, quirks, MALI_VARYING_DISCARD, 0);
}
void
panfrost_emit_varying_descriptor(struct panfrost_batch *batch,
unsigned vertex_count,