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| author | Olivia Wen <olivia.wen@mediatek.com> | 2024-04-30 04:15:33 +0300 |
|---|---|---|
| committer | Mathieu Poirier <mathieu.poirier@linaro.org> | 2024-04-30 19:43:59 +0300 |
| commit | c08a824945009aefcb4d70705f195ad15fe26e64 (patch) | |
| tree | 6225932ea873cffd062c266c54e028d9edf2b14c /drivers/remoteproc/mtk_common.h | |
| parent | 928a55ab1b419ba160e33c1bdee86904f110b638 (diff) | |
| download | linux-c08a824945009aefcb4d70705f195ad15fe26e64.tar.xz | |
remoteproc: mediatek: Support setting DRAM and IPI shared buffer sizes
The SCP on different chips will require different DRAM sizes and IPI
shared buffer sizes based on varying requirements.
Signed-off-by: Olivia Wen <olivia.wen@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20240430011534.9587-4-olivia.wen@mediatek.com
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Diffstat (limited to 'drivers/remoteproc/mtk_common.h')
| -rw-r--r-- | drivers/remoteproc/mtk_common.h | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/remoteproc/mtk_common.h b/drivers/remoteproc/mtk_common.h index 6d7736a031f7..fd5c539ab2ac 100644 --- a/drivers/remoteproc/mtk_common.h +++ b/drivers/remoteproc/mtk_common.h @@ -78,7 +78,6 @@ #define MT8195_L2TCM_OFFSET 0x850d0 #define SCP_FW_VER_LEN 32 -#define SCP_SHARE_BUFFER_SIZE 288 struct scp_run { u32 signaled; @@ -97,6 +96,11 @@ struct scp_ipi_desc { struct mtk_scp; +struct mtk_scp_sizes_data { + size_t max_dram_size; + size_t ipi_share_buffer_size; +}; + struct mtk_scp_of_data { int (*scp_clk_get)(struct mtk_scp *scp); int (*scp_before_load)(struct mtk_scp *scp); @@ -110,6 +114,7 @@ struct mtk_scp_of_data { u32 host_to_scp_int_bit; size_t ipi_buf_offset; + const struct mtk_scp_sizes_data *scp_sizes; }; struct mtk_scp_of_cluster { @@ -141,10 +146,10 @@ struct mtk_scp { struct scp_ipi_desc ipi_desc[SCP_IPI_MAX]; bool ipi_id_ack[SCP_IPI_MAX]; wait_queue_head_t ack_wq; + u8 *share_buf; void *cpu_addr; dma_addr_t dma_addr; - size_t dram_size; struct rproc_subdev *rpmsg_subdev; @@ -162,7 +167,7 @@ struct mtk_scp { struct mtk_share_obj { u32 id; u32 len; - u8 share_buf[SCP_SHARE_BUFFER_SIZE]; + u8 *share_buf; }; void scp_memcpy_aligned(void __iomem *dst, const void *src, unsigned int len); |