pan/mdg: Cleanup comments that look like division

Don't use a /.

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5154>

src/panfrost/midgard/disassemble.c

@@ -1555,8 +1555,8 @@ print_texture_word(FILE *fp, uint32_t *word, unsigned tabs, unsigned in_reg_base
                         fprintf(fp, " /* bias_int = 0x%X */", texture->bias_int);
         } else if (texture->op == TEXTURE_OP_TEXEL_FETCH) {
                 /* For texel fetch, the int LOD is in the fractional place and
-                 * there is no fraction / possibility of bias. We *always* have
-                 * an explicit LOD, even if it's zero. */
+                 * there is no fraction. We *always* have an explicit LOD, even
+                 * if it's zero. */
 
                 if (texture->bias_int)
                         fprintf(fp, " /* bias_int = 0x%X */ ", texture->bias_int);

src/panfrost/midgard/midgard.h

@@ -724,7 +724,7 @@ __attribute__((__packed__))
 
         /* In immediate mode, each offset field is an immediate range [0, 7].
          *
-         * In register mode, offset_x becomes a register full / select / upper
+         * In register mode, offset_x becomes a register (full, select, upper)
          * triplet followed by a vec3 swizzle is splattered across
          * offset_y/offset_z in a genuinely bizarre way.
          *

src/panfrost/midgard/midgard_compile.c

@@ -1772,7 +1772,7 @@ midgard_tex_format(enum glsl_sampler_dim dim)
         }
 }
 
-/* Tries to attach an explicit LOD / bias as a constant. Returns whether this
+/* Tries to attach an explicit LOD or bias as a constant. Returns whether this
  * was successful */
 
 static bool