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ASoC: SDCA: remove the max count of initialization table 

The number of the initialization table may exceed 2048.
Therefore, this patch removes the limitation and allows the driver to
allocate memory dynamically based on the size of the initialization table.

Signed-off-by: Shuming Fan <shumingf@realtek.com>
Reviewed-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://patch.msgid.link/20260325092017.3221640-1-shumingf@realtek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Shuming Fan 2026-03-25 17:20:17 +08:00 committed by Mark Brown
parent cfb385a8dc
commit c991ca3238
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2 changed files with 0 additions and 8 deletions
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5
include/sound/sdca_function.h
View File

@ -26,11 +26,6 @@ struct sdca_function_desc;
*/
#define SDCA_MAX_ENTITY_COUNT 128
/*
* Sanity check on number of initialization writes, can be expanded if needed.
*/
#define SDCA_MAX_INIT_COUNT 2048
/*
* The Cluster IDs are 16-bit, so a maximum of 65535 Clusters per
* function can be represented, however limit this to a slightly

3
sound/soc/sdca/sdca_functions.c
View File

@ -216,9 +216,6 @@ static int find_sdca_init_table(struct device *dev,
} else if (num_init_writes % sizeof(*raw) != 0) {
dev_err(dev, "%pfwP: init table size invalid\n", function_node);
return -EINVAL;
} else if ((num_init_writes / sizeof(*raw)) > SDCA_MAX_INIT_COUNT) {
dev_err(dev, "%pfwP: maximum init table size exceeded\n", function_node);
return -EINVAL;
}
raw = kzalloc(num_init_writes, GFP_KERNEL);