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etnaviv: fix ts size calculation

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The size of the TS is screen->specs.bits_per_tile bits per tile, with each
tile being 64 bytes of the resource.

This gives the same result for 32bpp formats, but reduces the size of TS
for 16bpp formats by 2.

Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Reviewed-by: Christian Gmeiner <christian.gmeiner@gmail.com>
This commit is contained in:
Jonathan Marek
2019-07-04 13:30:55 -04:00
parent 2f540745ad
commit bc5ae6a330
1 changed files with 3 additions and 4 deletions
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src/gallium/drivers/etnaviv/etnaviv_resource.c
+3 -4
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@@ -84,13 +84,12 @@ etna_screen_resource_alloc_ts(struct pipe_screen *pscreen,
struct etna_resource *rsc)
{
struct etna_screen *screen = etna_screen(pscreen);
size_t rt_ts_size, ts_layer_stride, pixels;
size_t rt_ts_size, ts_layer_stride;
assert(!rsc->ts_bo);
/* TS only for level 0 -- XXX is this formula correct? */
pixels = rsc->levels[0].layer_stride / util_format_get_blocksize(rsc->base.format);
ts_layer_stride = align(pixels * screen->specs.bits_per_tile / 0x80,
ts_layer_stride = align(DIV_ROUND_UP(rsc->levels[0].layer_stride,
64 * 8 / screen->specs.bits_per_tile),
0x100 * screen->specs.pixel_pipes);
rt_ts_size = ts_layer_stride * rsc->base.array_size;
if (rt_ts_size == 0)