Patches 1-2 are:
Reviewed-by: Iago Toral Quiroga <ito...@igalia.com>

On Wed, 2018-04-11 at 19:51 +0200, Juan A. Suarez Romero wrote:
> According to OpenGL 4.6 spec, section 8.11.4 ("Texture Image
> Queries"),
> relative to errors for GetTextureSubImage() function:
> 
>   "An INVALID_VALUE error is generated if the effective target is
>    TEXTURE_1D and either yoffset is not zero, or height is not one.
> 
>    An INVALID_VALUE error is generated if the effective target is
>    TEXTURE_1D, TEXTURE_1D_ARRAY, TEXTURE_2D or TEXTURE_RECTANGLE, and
>    either zoffset is not zero, or depth is not one."
> 
> The commit fixes the check for height and depth.
> 
> This fixes arb_get_texture_sub_image piglit tests.
> 
> Signed-off-by: Juan A. Suarez Romero <jasua...@igalia.com>
> ---
>  src/mesa/main/texgetimage.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/src/mesa/main/texgetimage.c
> b/src/mesa/main/texgetimage.c
> index c61842e39ad..fbdbcd90a7d 100644
> --- a/src/mesa/main/texgetimage.c
> +++ b/src/mesa/main/texgetimage.c
> @@ -953,7 +953,7 @@ dimensions_error_check(struct gl_context *ctx,
>                       "%s(1D, yoffset = %d)", caller, yoffset);
>           return true;
>        }
> -      if (height > 1) {
> +      if (height != 1) {
>           _mesa_error(ctx, GL_INVALID_VALUE,
>                       "%s(1D, height = %d)", caller, height);
>           return true;
> @@ -967,7 +967,7 @@ dimensions_error_check(struct gl_context *ctx,
>                       "%s(zoffset = %d)", caller, zoffset);
>           return true;
>        }
> -      if (depth > 1) {
> +      if (depth != 1) {
>           _mesa_error(ctx, GL_INVALID_VALUE,
>                       "%s(depth = %d)", caller, depth);
>           return true;
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