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ALSA: ctxfi: Precompute SRC allocation loop bound

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Replace the capability checks in the SRC and SRCIMP allocation loops
with a precomputed loop bound. Cards with a dedicated mic input
(SB1270, OK0010) allocate all NUM_ATC_SRCS entries, otherwise stop
at 4.

Signed-off-by: Harin Lee <me@harin.net>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Link: https://patch.msgid.link/20260401090159.2404387-4-me@harin.net
This commit is contained in:
Harin Lee 2026-04-01 18:01:59 +09:00 committed by Takashi Iwai
parent 07b116b44e
commit 80449e1966
1 changed files with 4 additions and 6 deletions
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10
sound/pci/ctxfi/ctatc.c
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@ -1409,9 +1409,11 @@ static int atc_get_resources(struct ct_atc *atc)
struct sum_desc sum_dsc = {0};
struct sum_mgr *sum_mgr;
struct capabilities cap;
int atc_srcs_limit;
int err, i;
cap = atc->capabilities(atc);
atc_srcs_limit = cap.dedicated_mic ? NUM_ATC_SRCS : 4;
atc->daios = kcalloc(NUM_DAIOTYP, sizeof(void *), GFP_KERNEL);
if (!atc->daios)
@ -1453,9 +1455,7 @@ static int atc_get_resources(struct ct_atc *atc)
src_dsc.multi = 1;
src_dsc.msr = atc->msr;
src_dsc.mode = ARCRW;
for (i = 0; i < NUM_ATC_SRCS; i++) {
if (((i > 3) && !cap.dedicated_mic))
continue;
for (i = 0; i < atc_srcs_limit; i++) {
err = src_mgr->get_src(src_mgr, &src_dsc,
(struct src **)&atc->srcs[i]);
if (err)
@ -1464,9 +1464,7 @@ static int atc_get_resources(struct ct_atc *atc)
srcimp_mgr = atc->rsc_mgrs[SRCIMP];
srcimp_dsc.msr = 8;
for (i = 0; i < NUM_ATC_SRCS; i++) {
if (((i > 3) && !cap.dedicated_mic))
continue;
for (i = 0; i < atc_srcs_limit; i++) {
err = srcimp_mgr->get_srcimp(srcimp_mgr, &srcimp_dsc,
(struct srcimp **)&atc->srcimps[i]);
if (err)