The branch main has been updated by christos:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=2455db44ef088797d113397f863d46c50e77134f

commit 2455db44ef088797d113397f863d46c50e77134f
Author:     Christos Margiolis <[email protected]>
AuthorDate: 2026-01-02 15:49:33 +0000
Commit:     Christos Margiolis <[email protected]>
CommitDate: 2026-01-02 15:49:33 +0000

    snd_hda: Default to 256 when corb/rirb is invalid
    
    PR:             289284
    Sponsored by:   The FreeBSD Foundation
    MFC after:      1 week
    Reviewed by:    emaste
    Differential Revision:  https://reviews.freebsd.org/D54339
---
 sys/dev/sound/pci/hda/hdac.c | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/sys/dev/sound/pci/hda/hdac.c b/sys/dev/sound/pci/hda/hdac.c
index d1de81e7ba29..d397e98b4be3 100644
--- a/sys/dev/sound/pci/hda/hdac.c
+++ b/sys/dev/sound/pci/hda/hdac.c
@@ -545,9 +545,12 @@ hdac_get_capabilities(struct hdac_softc *sc)
            HDAC_CORBSIZE_CORBSZCAP_2)
                sc->corb_size = 2;
        else {
-               device_printf(sc->dev, "%s: Invalid corb size (%x)\n",
+               device_printf(sc->dev, "%s: Hardware reports invalid corb size "
+                   "(%x), defaulting to 256\n",
                    __func__, corbsize);
-               return (ENXIO);
+               sc->corb_size = 256;
+               corbsize = HDAC_CORBSIZE_CORBSIZE(HDAC_CORBSIZE_CORBSIZE_256);
+               HDAC_WRITE_1(&sc->mem, HDAC_CORBSIZE, corbsize);
        }
 
        rirbsize = HDAC_READ_1(&sc->mem, HDAC_RIRBSIZE);
@@ -561,9 +564,12 @@ hdac_get_capabilities(struct hdac_softc *sc)
            HDAC_RIRBSIZE_RIRBSZCAP_2)
                sc->rirb_size = 2;
        else {
-               device_printf(sc->dev, "%s: Invalid rirb size (%x)\n",
+               device_printf(sc->dev, "%s: Hardware reports invalid rirb size "
+                   "(%x), defaulting to 256\n",
                    __func__, rirbsize);
-               return (ENXIO);
+               sc->rirb_size = 256;
+               rirbsize = HDAC_RIRBSIZE_RIRBSIZE(HDAC_RIRBSIZE_RIRBSIZE_256);
+               HDAC_WRITE_1(&sc->mem, HDAC_RIRBSIZE, rirbsize);
        }
 
        HDA_BOOTVERBOSE(

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