diff options
| author | V sujith kumar Reddy <Vsujithkumar.Reddy@amd.com> | 2022-12-13 12:46:37 +0530 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2022-12-25 23:33:27 +0000 |
| commit | b5ba646142195d63dd1aae69bc15457fca5aeb78 (patch) | |
| tree | d555617258ba39fbb7c305824c69933ccc33f3a6 /sound/soc/sof/amd/acp-loader.c | |
| parent | c89e652e84f636354213aae42490c7f77a0eadde (diff) | |
ASoC: SOF: amd: Enable cache for AMD Rembrandt platform
Enable DSP cache for ACP memory
Signed-off-by: V sujith kumar Reddy <Vsujithkumar.Reddy@amd.com>
Link: https://lore.kernel.org/r/20221213071640.3038853-1-Vsujithkumar.Reddy@amd.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/sof/amd/acp-loader.c')
| -rw-r--r-- | sound/soc/sof/amd/acp-loader.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/sound/soc/sof/amd/acp-loader.c b/sound/soc/sof/amd/acp-loader.c index 090c8b18c83c..a4bce5a3ae48 100644 --- a/sound/soc/sof/amd/acp-loader.c +++ b/sound/soc/sof/amd/acp-loader.c @@ -151,6 +151,7 @@ static void configure_pte_for_fw_loading(int type, int num_pages, struct acp_dev int acp_dsp_pre_fw_run(struct snd_sof_dev *sdev) { struct pci_dev *pci = to_pci_dev(sdev->dev); + const struct sof_amd_acp_desc *desc = get_chip_info(sdev->pdata); struct acp_dev_data *adata; unsigned int src_addr, size_fw; u32 page_count, dma_size; @@ -183,6 +184,12 @@ int acp_dsp_pre_fw_run(struct snd_sof_dev *sdev) if (ret < 0) dev_err(sdev->dev, "acp dma transfer status: %d\n", ret); + if (desc->rev > 3) { + /* Cache Window enable */ + snd_sof_dsp_write(sdev, ACP_DSP_BAR, ACP_DSP0_CACHE_OFFSET0, desc->sram_pte_offset); + snd_sof_dsp_write(sdev, ACP_DSP_BAR, ACP_DSP0_CACHE_SIZE0, SRAM1_SIZE | BIT(31)); + } + /* Free memory once DMA is complete */ dma_size = (PAGE_ALIGN(sdev->basefw.fw->size) >> PAGE_SHIFT) * ACP_PAGE_SIZE; dma_free_coherent(&pci->dev, dma_size, adata->bin_buf, adata->sha_dma_addr); |