From: Ilia Mirkin Date: Fri, 13 Mar 2015 05:36:57 +0000 (-0400) Subject: freedreno: fix slice pitch calculations X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=620e29b74821fd75b24495ab2bfddea53fc75350;p=mesa.git freedreno: fix slice pitch calculations For example if width were 65, the first slice would get 96 while the second would get 32. However the hardware appears to expect the second pitch to be 64, based on halving the 96 (and aligning up to 32). This fixes texelFetch piglit tests on a3xx below a certain size. Going higher they break again, but most likely due to unrelated reasons. Signed-off-by: Ilia Mirkin Cc: "10.4 10.5" Reviewed-by: Rob Clark --- diff --git a/src/gallium/drivers/freedreno/freedreno_resource.c b/src/gallium/drivers/freedreno/freedreno_resource.c index c7b4e579992..69e54526848 100644 --- a/src/gallium/drivers/freedreno/freedreno_resource.c +++ b/src/gallium/drivers/freedreno/freedreno_resource.c @@ -213,7 +213,7 @@ setup_slices(struct fd_resource *rsc, uint32_t alignment) for (level = 0; level <= prsc->last_level; level++) { struct fd_resource_slice *slice = fd_resource_slice(rsc, level); - slice->pitch = align(width, 32); + slice->pitch = width = align(width, 32); slice->offset = size; /* 1d array, 2d array, 3d textures (but not cube!) must all have the * same layer size for each miplevel on a3xx. These are also the