iris: Return a 64B stride for clear color plane
Although modifiers which use a clear color plane specify that the
plane's pitch should be ignored, some kernels have been found to require
64-byte alignment.
Cc: mesa-stable
Fixes: db475c81b7
("iris: Return non-zero stride for clear color plane")
Reported-by: Dongwon Kim <dongwon.kim@intel.com>
Suggested-by: Jordan Justen <jordan.l.justen@intel.com>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/14521>
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@ -1625,14 +1625,18 @@ iris_resource_get_param(struct pipe_screen *pscreen,
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}
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return true;
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case PIPE_RESOURCE_PARAM_STRIDE:
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*value = wants_cc ? 1 :
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*value = wants_cc ? 64 :
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wants_aux ? res->aux.surf.row_pitch_B : res->surf.row_pitch_B;
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/* Mesa's implementation of eglCreateImage rejects strides of zero (see
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* dri2_check_dma_buf_attribs). Ensure we return a non-zero stride as
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* this value may be queried from GBM and passed into EGL.
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*
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* Also, although modifiers which use a clear color plane specify that
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* the plane's pitch should be ignored, some kernels have been found to
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* require 64-byte alignment.
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*/
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assert(*value);
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assert(*value != 0 && *value % 64 == 0);
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return true;
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case PIPE_RESOURCE_PARAM_OFFSET:
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