[PATCH 13/16] ASoC: SOF: amd: load ACP7.B/7.F signed data firmware to SRAM
Vijendar Mukunda <[email protected]> Wed, 1 Jul 2026 15:25:14 +0530
| Newsgroups | org.alsa-project.alsa-devel,org.kernel.vger.linux-kernel,org.kernel.vger.linux-sound |
|---|---|
| Message-ID | <[email protected]> |
ACP7.B and ACP7.F signed firmware data blocks must be written to SRAM instead of DRAM. Select SOF_FW_BLK_TYPE_SRAM for PCI revision 0x7B and above in acp_sof_load_signed_firmware(). Signed-off-by: Vijendar Mukunda <[email protected]> Reviewed-by: Bard Liao <[email protected]> --- sound/soc/sof/amd/acp-loader.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/sound/soc/sof/amd/acp-loader.c b/sound/soc/sof/amd/acp-loader.c index 76335c78255f..f1ec85694323 100644 --- a/sound/soc/sof/amd/acp-loader.c +++ b/sound/soc/sof/amd/acp-loader.c @@ -334,9 +334,14 @@ int acp_sof_load_signed_firmware(struct snd_sof_dev *sdev) } kfree(fw_filename); - ret = snd_sof_dsp_block_write(sdev, SOF_FW_BLK_TYPE_DRAM, 0, - (void *)adata->fw_dbin->data, - adata->fw_dbin->size); + if (adata->pci_rev >= ACP7B_PCI_ID) + ret = snd_sof_dsp_block_write(sdev, SOF_FW_BLK_TYPE_SRAM, 0, + (void *)adata->fw_dbin->data, + adata->fw_dbin->size); + else + ret = snd_sof_dsp_block_write(sdev, SOF_FW_BLK_TYPE_DRAM, 0, + (void *)adata->fw_dbin->data, + adata->fw_dbin->size); return ret; } EXPORT_SYMBOL_NS(acp_sof_load_signed_firmware, "SND_SOC_SOF_AMD_COMMON"); -- 2.45.2