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authorMark Brown <broonie@opensource.wolfsonmicro.com>2013-03-05 15:39:54 +0100
committerMark Brown <broonie@opensource.wolfsonmicro.com>2013-03-13 13:40:37 +0100
commitf395a21853935ab7a2d0d760cda206ae55300194 (patch)
treed65dafe5364ebcface26a3bc7e57ac5e8c25148b /sound/soc/codecs/wm_adsp.c
parentLinux 3.9-rc2 (diff)
downloadlinux-f395a21853935ab7a2d0d760cda206ae55300194.tar.xz
linux-f395a21853935ab7a2d0d760cda206ae55300194.zip
ASoC: wm_adsp: Handle old .bin files
Older .bin files report the global coefficients as absolute address writes to zero; maintain compatibility with them. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/codecs/wm_adsp.c')
-rw-r--r--sound/soc/codecs/wm_adsp.c26
1 files changed, 22 insertions, 4 deletions
diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c
index f3f7e75f8628..febb4c76535e 100644
--- a/sound/soc/codecs/wm_adsp.c
+++ b/sound/soc/codecs/wm_adsp.c
@@ -549,8 +549,9 @@ static int wm_adsp_setup_algs(struct wm_adsp *dsp)
buf_size = sizeof(adsp1_id);
algs = be32_to_cpu(adsp1_id.algs);
+ dsp->fw_id = be32_to_cpu(adsp1_id.fw.id);
adsp_info(dsp, "Firmware: %x v%d.%d.%d, %zu algorithms\n",
- be32_to_cpu(adsp1_id.fw.id),
+ dsp->fw_id,
(be32_to_cpu(adsp1_id.fw.ver) & 0xff0000) >> 16,
(be32_to_cpu(adsp1_id.fw.ver) & 0xff00) >> 8,
be32_to_cpu(adsp1_id.fw.ver) & 0xff,
@@ -573,8 +574,9 @@ static int wm_adsp_setup_algs(struct wm_adsp *dsp)
buf_size = sizeof(adsp2_id);
algs = be32_to_cpu(adsp2_id.algs);
+ dsp->fw_id = be32_to_cpu(adsp2_id.fw.id);
adsp_info(dsp, "Firmware: %x v%d.%d.%d, %zu algorithms\n",
- be32_to_cpu(adsp2_id.fw.id),
+ dsp->fw_id,
(be32_to_cpu(adsp2_id.fw.ver) & 0xff0000) >> 16,
(be32_to_cpu(adsp2_id.fw.ver) & 0xff00) >> 8,
be32_to_cpu(adsp2_id.fw.ver) & 0xff,
@@ -781,8 +783,24 @@ static int wm_adsp_load_coeff(struct wm_adsp *dsp)
case (WMFW_INFO_TEXT << 8):
break;
case (WMFW_ABSOLUTE << 8):
- region_name = "register";
- reg = offset;
+ /*
+ * Old files may use this for global
+ * coefficients.
+ */
+ if (le32_to_cpu(blk->id) == dsp->fw_id &&
+ offset == 0) {
+ region_name = "global coefficients";
+ mem = wm_adsp_find_region(dsp, type);
+ if (!mem) {
+ adsp_err(dsp, "No ZM\n");
+ break;
+ }
+ reg = wm_adsp_region_to_reg(mem, 0);
+
+ } else {
+ region_name = "register";
+ reg = offset;
+ }
break;
case WMFW_ADSP1_DM: