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drivers/wifi: Support Bluetooth Dual Mac Mode

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This feature provides ability to set the Bluetooth Dual Mac Mode
setting.

The implementation follows document 559910 Intel Connectivity
Platforms BIOS Guideline revision 9.2 specification.

BUG=b:346600091
TEST=BDMM method is added to the bluetooth companion device and
     return the data supplied by the SAR binary blob

Change-Id: Iebe95815c944d045f4cf686abcd1874a8a45e240
Signed-off-by: Jeremy Compostella <jeremy.compostella@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/84946
Reviewed-by: Subrata Banik <subratabanik@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kapil Porwal <kapilporwal@google.com>
This commit is contained in:
Jeremy Compostella 2024-10-29 14:17:48 -07:00 • committed by Jérémy Compostella
commit 386b5a9ddf
3 changed files with 53 additions and 1 deletions
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9
src/vendorcode/google/chromeos/sar.c
View file

@ -150,6 +150,14 @@ static size_t bucs_table_size(const struct bucs_profile *bucs)
return sizeof(struct bucs_profile);
}
static size_t bdmm_table_size(const struct bdmm_profile *bdmm)
{
if (bdmm == NULL)
return 0;
return sizeof(struct bdmm_profile);
}
static bool valid_legacy_length(size_t bin_len)
{
if (bin_len == LEGACY_SAR_WGDS_BIN_SIZE)
@ -208,6 +216,7 @@ static int fill_wifi_sar_limits(union wifi_sar_limits *sar_limits, const uint8_t
expected_sar_bin_size += bdcm_table_size(sar_limits->bdcm);
expected_sar_bin_size += bbsm_table_size(sar_limits->bbsm);
expected_sar_bin_size += bucs_table_size(sar_limits->bucs);
expected_sar_bin_size += bdmm_table_size(sar_limits->bdmm);
if (sar_bin_size != expected_sar_bin_size) {
printk(BIOS_ERR, "Invalid SAR size, expected: %zu, obtained: %zu\n",