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backend/drm: rename i param in match_connectors_with_crtcs_()

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Use a more descriptive name to make it clear what kind of index
this is.
This commit is contained in:
Simon Ser 2024-08-21 22:12:22 +02:00
parent 1e03719361
commit 5f3b99bbed
1 changed files with 18 additions and 18 deletions
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36
backend/drm/util.c
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@ -127,16 +127,16 @@ struct match_state {
* skips: The number of SKIP elements encountered so far.
* score: The number of resources we've matched so far.
* replaced: The number of changes from the original solution.
* i: The index of the current CRTC.
* crtc_index: The index of the current CRTC.
*
* This tries to match a solution as close to st->orig as it can.
*
* Returns whether we've set a new best element with this solution.
*/
static bool match_connectors_with_crtcs_(struct match_state *st, size_t skips,
size_t score, size_t replaced, size_t i) {
size_t score, size_t replaced, size_t crtc_index) {
// Finished
if (i >= st->num_crtcs) {
if (crtc_index >= st->num_crtcs) {
if (score > st->score ||
(score == st->score && replaced < st->replaced)) {
st->score = score;
@ -153,9 +153,9 @@ static bool match_connectors_with_crtcs_(struct match_state *st, size_t skips,
}
}
if (st->orig[i] == SKIP) {
st->res[i] = SKIP;
return match_connectors_with_crtcs_(st, skips + 1, score, replaced, i + 1);
if (st->orig[crtc_index] == SKIP) {
st->res[crtc_index] = SKIP;
return match_connectors_with_crtcs_(st, skips + 1, score, replaced, crtc_index + 1);
}
bool has_best = false;
@ -164,10 +164,10 @@ static bool match_connectors_with_crtcs_(struct match_state *st, size_t skips,
* Attempt to use the current solution first, to try and avoid
* recalculating everything
*/
if (st->orig[i] != UNMATCHED && !is_taken(i, st->res, st->orig[i])) {
st->res[i] = st->orig[i];
size_t crtc_score = st->conns[st->res[i]] != 0 ? 1 : 0;
if (match_connectors_with_crtcs_(st, skips, score + crtc_score, replaced, i + 1)) {
if (st->orig[crtc_index] != UNMATCHED && !is_taken(crtc_index, st->res, st->orig[crtc_index])) {
st->res[crtc_index] = st->orig[crtc_index];
size_t crtc_score = st->conns[st->res[crtc_index]] != 0 ? 1 : 0;
if (match_connectors_with_crtcs_(st, skips, score + crtc_score, replaced, crtc_index + 1)) {
has_best = true;
}
}
@ -175,29 +175,29 @@ static bool match_connectors_with_crtcs_(struct match_state *st, size_t skips,
return true;
}
if (st->orig[i] != UNMATCHED) {
if (st->orig[crtc_index] != UNMATCHED) {
++replaced;
}
for (size_t candidate = 0; candidate < st->num_conns; ++candidate) {
// We tried this earlier
if (candidate == st->orig[i]) {
if (candidate == st->orig[crtc_index]) {
continue;
}
// Not compatible
if (!(st->conns[candidate] & (1 << i))) {
if (!(st->conns[candidate] & (1 << crtc_index))) {
continue;
}
// Already taken
if (is_taken(i, st->res, candidate)) {
if (is_taken(crtc_index, st->res, candidate)) {
continue;
}
st->res[i] = candidate;
st->res[crtc_index] = candidate;
size_t crtc_score = st->conns[candidate] != 0 ? 1 : 0;
if (match_connectors_with_crtcs_(st, skips, score + crtc_score, replaced, i + 1)) {
if (match_connectors_with_crtcs_(st, skips, score + crtc_score, replaced, crtc_index + 1)) {
has_best = true;
}
@ -207,8 +207,8 @@ static bool match_connectors_with_crtcs_(struct match_state *st, size_t skips,
}
// Maybe this CRTC can't be matched
st->res[i] = UNMATCHED;
if (match_connectors_with_crtcs_(st, skips, score, replaced, i + 1)) {
st->res[crtc_index] = UNMATCHED;
if (match_connectors_with_crtcs_(st, skips, score, replaced, crtc_index + 1)) {
has_best = true;
}