radeonsi: rename variable to clarify its meaning

Reviewed-by: Marek Olšák <marek.olsak@amd.com>

diff --git a/src/gallium/drivers/radeonsi/si_state.c b/src/gallium/drivers/radeonsi/si_state.c
index ee070107fd5bd6172a1b4bb20d32975ee2140ffb..da3c7debd5780519675aa70cc2279eb89c7be5e2 100644 (file)
--- a/src/gallium/drivers/radeonsi/si_state.c
+++ b/src/gallium/drivers/radeonsi/si_state.c
@@ -2175,36 +2175,36 @@ static void si_initialize_color_surface(struct si_context *sctx,
        unsigned color_info, color_attrib, color_view;
        unsigned format, swap, ntype, endian;
        const struct util_format_description *desc;
-       int i;
+       int firstchan;
        unsigned blend_clamp = 0, blend_bypass = 0;
 
        color_view = S_028C6C_SLICE_START(surf->base.u.tex.first_layer) |
                     S_028C6C_SLICE_MAX(surf->base.u.tex.last_layer);
 
        desc = util_format_description(surf->base.format);
-       for (i = 0; i < 4; i++) {
-               if (desc->channel[i].type != UTIL_FORMAT_TYPE_VOID) {
+       for (firstchan = 0; firstchan < 4; firstchan++) {
+               if (desc->channel[firstchan].type != UTIL_FORMAT_TYPE_VOID) {
                        break;
                }
        }
-       if (i == 4 || desc->channel[i].type == UTIL_FORMAT_TYPE_FLOAT) {
+       if (firstchan == 4 || desc->channel[firstchan].type == UTIL_FORMAT_TYPE_FLOAT) {
                ntype = V_028C70_NUMBER_FLOAT;
        } else {
                ntype = V_028C70_NUMBER_UNORM;
                if (desc->colorspace == UTIL_FORMAT_COLORSPACE_SRGB)
                        ntype = V_028C70_NUMBER_SRGB;
-               else if (desc->channel[i].type == UTIL_FORMAT_TYPE_SIGNED) {
-                       if (desc->channel[i].pure_integer) {
+               else if (desc->channel[firstchan].type == UTIL_FORMAT_TYPE_SIGNED) {
+                       if (desc->channel[firstchan].pure_integer) {
                                ntype = V_028C70_NUMBER_SINT;
                        } else {
-                               assert(desc->channel[i].normalized);
+                               assert(desc->channel[firstchan].normalized);
                                ntype = V_028C70_NUMBER_SNORM;
                        }
-               } else if (desc->channel[i].type == UTIL_FORMAT_TYPE_UNSIGNED) {
-                       if (desc->channel[i].pure_integer) {
+               } else if (desc->channel[firstchan].type == UTIL_FORMAT_TYPE_UNSIGNED) {
+                       if (desc->channel[firstchan].pure_integer) {
                                ntype = V_028C70_NUMBER_UINT;
                        } else {
-                               assert(desc->channel[i].normalized);
+                               assert(desc->channel[firstchan].normalized);
                                ntype = V_028C70_NUMBER_UNORM;
                        }
                }