summaryrefslogtreecommitdiffstats
path: root/sound
diff options
context:
space:
mode:
authorMark Brown <broonie@opensource.wolfsonmicro.com>2013-01-18 09:54:36 +0100
committerMark Brown <broonie@opensource.wolfsonmicro.com>2013-01-18 09:54:36 +0100
commitba3b8cd26d1e63b52d7feff3bc028266e9a7e880 (patch)
treeadd1c23ae7ba5cd24fc57370ded59e046f0b9068 /sound
parentASoC: wm2200: Add controls for firmware enumeration (diff)
parentASoC: wm_adsp: Set ADSP1 clock rate to match sys clock (diff)
downloadlinux-ba3b8cd26d1e63b52d7feff3bc028266e9a7e880.tar.xz
linux-ba3b8cd26d1e63b52d7feff3bc028266e9a7e880.zip
Merge remote-tracking branch 'asoc/topic/adsp' into asoc-wm2200
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/codecs/wm_adsp.c53
-rw-r--r--sound/soc/codecs/wm_adsp.h3
-rw-r--r--sound/soc/codecs/wmfw.h15
3 files changed, 61 insertions, 10 deletions
diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c
index 58cac071456b..9e311622190e 100644
--- a/sound/soc/codecs/wm_adsp.c
+++ b/sound/soc/codecs/wm_adsp.c
@@ -103,6 +103,13 @@
#define ADSP1_START_SHIFT 0 /* DSP1_START */
#define ADSP1_START_WIDTH 1 /* DSP1_START */
+/*
+ * ADSP1 Control 31
+ */
+#define ADSP1_CLK_SEL_MASK 0x0007 /* CLK_SEL_ENA */
+#define ADSP1_CLK_SEL_SHIFT 0 /* CLK_SEL_ENA */
+#define ADSP1_CLK_SEL_WIDTH 3 /* CLK_SEL_ENA */
+
#define ADSP2_CONTROL 0
#define ADSP2_CLOCKING 1
#define ADSP2_STATUS1 4
@@ -686,6 +693,16 @@ 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 +715,8 @@ 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 +729,10 @@ 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;
@@ -796,12 +813,38 @@ int wm_adsp1_event(struct snd_soc_dapm_widget *w,
struct wm_adsp *dsps = snd_soc_codec_get_drvdata(codec);
struct wm_adsp *dsp = &dsps[w->shift];
int ret;
+ int val;
switch (event) {
case SND_SOC_DAPM_POST_PMU:
regmap_update_bits(dsp->regmap, dsp->base + ADSP1_CONTROL_30,
ADSP1_SYS_ENA, ADSP1_SYS_ENA);
+ /*
+ * For simplicity set the DSP clock rate to be the
+ * SYSCLK rate rather than making it configurable.
+ */
+ if(dsp->sysclk_reg) {
+ ret = regmap_read(dsp->regmap, dsp->sysclk_reg, &val);
+ if (ret != 0) {
+ adsp_err(dsp, "Failed to read SYSCLK state: %d\n",
+ ret);
+ return ret;
+ }
+
+ val = (val & dsp->sysclk_mask)
+ >> dsp->sysclk_shift;
+
+ ret = regmap_update_bits(dsp->regmap,
+ dsp->base + ADSP1_CONTROL_31,
+ ADSP1_CLK_SEL_MASK, val);
+ if (ret != 0) {
+ adsp_err(dsp, "Failed to set clock rate: %d\n",
+ ret);
+ return ret;
+ }
+ }
+
ret = wm_adsp_load(dsp);
if (ret != 0)
goto err;
diff --git a/sound/soc/codecs/wm_adsp.h b/sound/soc/codecs/wm_adsp.h
index 41206d79e038..cb8871a3ec00 100644
--- a/sound/soc/codecs/wm_adsp.h
+++ b/sound/soc/codecs/wm_adsp.h
@@ -40,6 +40,9 @@ struct wm_adsp {
struct regmap *regmap;
int base;
+ int sysclk_reg;
+ int sysclk_mask;
+ int sysclk_shift;
struct list_head alg_regions;
diff --git a/sound/soc/codecs/wmfw.h b/sound/soc/codecs/wmfw.h
index 5632ded67fdd..ef163360a745 100644
--- a/sound/soc/codecs/wmfw.h
+++ b/sound/soc/codecs/wmfw.h
@@ -93,15 +93,20 @@ struct wmfw_adsp2_alg_hdr {
struct wmfw_coeff_hdr {
u8 magic[4];
__le32 len;
- __le32 ver;
+ 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;