gallium/docs: minor fixes

src/gallium/docs/d3d11ddi.txt

@@ -138,7 +138,7 @@ ClearUnorderedAccessViewUint (D3D11 only)
 	- Gallium does not support unordered access views (views that can be written to arbitrarily from compute shaders)
 
 CreateBlendState (extended in D3D10.1) -> create_blend_state
-	# D3D10 does not support per-RT blending, only D3D10.1 does
+	# D3D10 does not support per-RT blend modes (but per-RT blending), only D3D10.1 does
 	- Gallium lacks alpha-to-coverage
 	+ Gallium supports logic ops
 	+ Gallium supports dithering

src/gallium/docs/source/cso/rasterizer.rst

@@ -81,8 +81,8 @@ point_quad_rasterization
 Determines if points should be rasterized as quads or points. Certain APIs,
 like Direct3D, always use quad rasterization for points, regardless of
 whether point sprites are enabled or not. If this state is enabled, point
-smoothing and antialiasing are disabled, and sprite coordinates are not
-generated.
+smoothing and antialiasing are disabled. If it is disabled, point sprite
+coordinates are not generated.
 
 .. note::