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media: apple: avd: Say when the queue info block is missing #903

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Merged
RyanTheTide merged 1 commit into from
Nov 5, 2026
Merged

media: apple: avd: Say when the queue info block is missing #903

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9 changes: 8 additions & 1 deletion drivers/media/platform/apple/avd/avd-backend-queue.c
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Original file line number Diff line number Diff line change
Expand Up @@ -190,8 +190,15 @@ static bool avd_qfw_check(struct avd_dev *avd)
q->vp_pool[i] = 0;
q->next_vp[i] = 0;
}
if (info[0] != AVDQ_MAGIC)
if (info[0] != AVDQ_MAGIC) {
/*
* A legacy image writes no block. An ABI 2 image writes it at its own
* SRAM address, so a DT sram window that does not match lands here too.
*/
dev_info_once(avd->dev, "no queue info block at sram +%#x, using legacy transport\n",
AVDQ_INFO);
return false;
}
if (info[1] != AVDQ_VERSION || info[2] != AVDQ_COUNT ||
info[3] != AVDQ_DESC_BYTES || info[5] != AVDQ_RING_OFFSET ||
!(info[11] & AVDQ_FEAT_SRAM_RING) ||
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