Commit c712326d authored by Mark Brown's avatar Mark Brown
Browse files

ASoC: wm_adsp: Implement support for coefficeint file format 1 



Implement support for a new revision of the coefficeint file format for
ADSP cores.

Since coefficient file format 0 has not been widely deployed and is very
unlikely to ever be used with this driver code support for it has been
removed.

Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent 5e7a7a22

sound/soc/codecs/wm_adsp.c

+15 −5
Original line number Diff line number Diff line
@@ -686,6 +686,16 @@ static int wm_adsp_load_coeff(struct wm_adsp *dsp) 
		return -EINVAL;

	}



	switch (be32_to_cpu(hdr->rev) & 0xff) {

	case 1:

		break;

	default:

		adsp_err(dsp, "%s: Unsupported coefficient file format %d\n",

			 file, be32_to_cpu(hdr->rev) & 0xff);

		ret = -EINVAL;

		goto out_fw;

	}



	adsp_dbg(dsp, "%s: v%d.%d.%d\n", file,

		(le32_to_cpu(hdr->ver) >> 16) & 0xff,

		(le32_to_cpu(hdr->ver) >>  8) & 0xff,
@@ -698,8 +708,8 @@ static int wm_adsp_load_coeff(struct wm_adsp *dsp) 
	       pos - firmware->size > sizeof(*blk)) {

		blk = (void*)(&firmware->data[pos]);



		type = be32_to_cpu(blk->type) & 0xff;

		offset = le32_to_cpu(blk->offset) & 0xffffff;

		type = le16_to_cpu(blk->type);

		offset = le16_to_cpu(blk->offset);



		adsp_dbg(dsp, "%s.%d: %x v%d.%d.%d\n",

			 file, blocks, le32_to_cpu(blk->id),
@@ -712,10 +722,10 @@ static int wm_adsp_load_coeff(struct wm_adsp *dsp) 
		reg = 0;

		region_name = "Unknown";

		switch (type) {

		case WMFW_NAME_TEXT:

		case WMFW_INFO_TEXT:

		case (WMFW_NAME_TEXT << 8):

		case (WMFW_INFO_TEXT << 8):

			break;

		case WMFW_ABSOLUTE:

		case (WMFW_ABSOLUTE << 8):

			region_name = "register";

			reg = offset;

			break;

sound/soc/codecs/wmfw.h

+10 −5
Original line number Diff line number Diff line
@@ -93,15 +93,20 @@ struct wmfw_adsp2_alg_hdr { 
struct wmfw_coeff_hdr {

	u8 magic[4];

	__le32 len;

	union {

		__be32 rev;

		__le32 ver;

	};

	union {

		__be32 core;

		__le32 core_ver;

	};

	u8 data[];

} __packed;



struct wmfw_coeff_item {

	union {

		__be32 type;

		__le32 offset;

	};

	__le16 offset;

	__le16 type;

	__le32 id;

	__le32 ver;

	__le32 sr;

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