mirror of
https://github.com/torvalds/linux.git
synced 2024-11-05 19:41:54 +00:00
Merge remote-tracking branch 'asoc/topic/adsp' into asoc-next
This commit is contained in:
Mark Brown
commit
fbc6c4ee65
@ -21,6 +21,7 @@
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#include <linux/regmap.h>
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#include <linux/regulator/consumer.h>
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#include <linux/slab.h>
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#include <linux/workqueue.h>
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#include <sound/core.h>
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#include <sound/pcm.h>
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#include <sound/pcm_params.h>
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@ -215,6 +216,36 @@ static struct {
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[WM_ADSP_FW_RX_ANC] = { .file = "rx-anc" },
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};
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struct wm_coeff_ctl_ops {
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int (*xget)(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol);
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int (*xput)(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol);
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int (*xinfo)(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_info *uinfo);
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};
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struct wm_coeff {
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struct device *dev;
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struct list_head ctl_list;
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struct regmap *regmap;
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};
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struct wm_coeff_ctl {
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const char *name;
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struct snd_card *card;
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struct wm_adsp_alg_region region;
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struct wm_coeff_ctl_ops ops;
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struct wm_adsp *adsp;
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void *private;
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unsigned int enabled:1;
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struct list_head list;
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void *cache;
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size_t len;
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unsigned int set:1;
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struct snd_kcontrol *kcontrol;
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};
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static int wm_adsp_fw_get(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol)
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{
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@ -334,6 +365,181 @@ static unsigned int wm_adsp_region_to_reg(struct wm_adsp_region const *region,
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}
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}
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static int wm_coeff_info(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_info *uinfo)
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{
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struct wm_coeff_ctl *ctl = (struct wm_coeff_ctl *)kcontrol->private_value;
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uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
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uinfo->count = ctl->len;
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return 0;
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}
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static int wm_coeff_write_control(struct snd_kcontrol *kcontrol,
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const void *buf, size_t len)
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{
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struct wm_coeff *wm_coeff= snd_kcontrol_chip(kcontrol);
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struct wm_coeff_ctl *ctl = (struct wm_coeff_ctl *)kcontrol->private_value;
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struct wm_adsp_alg_region *region = &ctl->region;
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const struct wm_adsp_region *mem;
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struct wm_adsp *adsp = ctl->adsp;
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void *scratch;
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int ret;
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unsigned int reg;
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mem = wm_adsp_find_region(adsp, region->type);
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if (!mem) {
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adsp_err(adsp, "No base for region %x\n",
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region->type);
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return -EINVAL;
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}
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reg = ctl->region.base;
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reg = wm_adsp_region_to_reg(mem, reg);
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scratch = kmemdup(buf, ctl->len, GFP_KERNEL | GFP_DMA);
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if (!scratch)
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return -ENOMEM;
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ret = regmap_raw_write(wm_coeff->regmap, reg, scratch,
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ctl->len);
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if (ret) {
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adsp_err(adsp, "Failed to write %zu bytes to %x\n",
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ctl->len, reg);
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kfree(scratch);
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return ret;
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}
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kfree(scratch);
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return 0;
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}
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static int wm_coeff_put(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol)
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{
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struct wm_coeff_ctl *ctl = (struct wm_coeff_ctl *)kcontrol->private_value;
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char *p = ucontrol->value.bytes.data;
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memcpy(ctl->cache, p, ctl->len);
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if (!ctl->enabled) {
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ctl->set = 1;
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return 0;
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}
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return wm_coeff_write_control(kcontrol, p, ctl->len);
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}
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static int wm_coeff_read_control(struct snd_kcontrol *kcontrol,
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void *buf, size_t len)
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{
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struct wm_coeff *wm_coeff= snd_kcontrol_chip(kcontrol);
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struct wm_coeff_ctl *ctl = (struct wm_coeff_ctl *)kcontrol->private_value;
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struct wm_adsp_alg_region *region = &ctl->region;
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const struct wm_adsp_region *mem;
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struct wm_adsp *adsp = ctl->adsp;
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void *scratch;
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int ret;
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unsigned int reg;
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mem = wm_adsp_find_region(adsp, region->type);
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if (!mem) {
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adsp_err(adsp, "No base for region %x\n",
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region->type);
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return -EINVAL;
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}
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reg = ctl->region.base;
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reg = wm_adsp_region_to_reg(mem, reg);
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scratch = kmalloc(ctl->len, GFP_KERNEL | GFP_DMA);
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if (!scratch)
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return -ENOMEM;
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ret = regmap_raw_read(wm_coeff->regmap, reg, scratch, ctl->len);
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if (ret) {
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adsp_err(adsp, "Failed to read %zu bytes from %x\n",
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ctl->len, reg);
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kfree(scratch);
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return ret;
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}
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memcpy(buf, scratch, ctl->len);
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kfree(scratch);
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return 0;
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}
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static int wm_coeff_get(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol)
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{
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struct wm_coeff_ctl *ctl = (struct wm_coeff_ctl *)kcontrol->private_value;
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char *p = ucontrol->value.bytes.data;
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memcpy(p, ctl->cache, ctl->len);
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return 0;
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}
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static int wm_coeff_add_kcontrol(struct wm_coeff *wm_coeff,
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struct wm_coeff_ctl *ctl,
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const struct snd_kcontrol_new *kctl)
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{
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int ret;
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struct snd_kcontrol *kcontrol;
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kcontrol = snd_ctl_new1(kctl, wm_coeff);
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ret = snd_ctl_add(ctl->card, kcontrol);
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if (ret < 0) {
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dev_err(wm_coeff->dev, "Failed to add %s: %d\n",
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kctl->name, ret);
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return ret;
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}
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ctl->kcontrol = kcontrol;
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return 0;
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}
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struct wmfw_ctl_work {
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struct wm_coeff *wm_coeff;
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struct wm_coeff_ctl *ctl;
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struct work_struct work;
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};
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static int wmfw_add_ctl(struct wm_coeff *wm_coeff,
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struct wm_coeff_ctl *ctl)
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{
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struct snd_kcontrol_new *kcontrol;
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int ret;
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if (!wm_coeff || !ctl || !ctl->name || !ctl->card)
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return -EINVAL;
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kcontrol = kzalloc(sizeof(*kcontrol), GFP_KERNEL);
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if (!kcontrol)
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return -ENOMEM;
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kcontrol->iface = SNDRV_CTL_ELEM_IFACE_MIXER;
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kcontrol->name = ctl->name;
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kcontrol->info = wm_coeff_info;
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kcontrol->get = wm_coeff_get;
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kcontrol->put = wm_coeff_put;
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kcontrol->private_value = (unsigned long)ctl;
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ret = wm_coeff_add_kcontrol(wm_coeff,
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ctl, kcontrol);
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if (ret < 0)
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goto err_kcontrol;
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kfree(kcontrol);
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list_add(&ctl->list, &wm_coeff->ctl_list);
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return 0;
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err_kcontrol:
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kfree(kcontrol);
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return ret;
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}
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static int wm_adsp_load(struct wm_adsp *dsp)
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{
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LIST_HEAD(buf_list);
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@ -547,7 +753,157 @@ out:
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return ret;
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}
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static int wm_adsp_setup_algs(struct wm_adsp *dsp)
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static int wm_coeff_init_control_caches(struct wm_coeff *wm_coeff)
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{
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struct wm_coeff_ctl *ctl;
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int ret;
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list_for_each_entry(ctl, &wm_coeff->ctl_list,
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list) {
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if (!ctl->enabled || ctl->set)
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continue;
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ret = wm_coeff_read_control(ctl->kcontrol,
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ctl->cache,
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ctl->len);
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if (ret < 0)
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return ret;
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}
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return 0;
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}
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static int wm_coeff_sync_controls(struct wm_coeff *wm_coeff)
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{
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struct wm_coeff_ctl *ctl;
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int ret;
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list_for_each_entry(ctl, &wm_coeff->ctl_list,
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list) {
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if (!ctl->enabled)
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continue;
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if (ctl->set) {
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ret = wm_coeff_write_control(ctl->kcontrol,
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ctl->cache,
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ctl->len);
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if (ret < 0)
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return ret;
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}
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}
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return 0;
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}
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static void wm_adsp_ctl_work(struct work_struct *work)
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{
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struct wmfw_ctl_work *ctl_work = container_of(work,
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struct wmfw_ctl_work,
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work);
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wmfw_add_ctl(ctl_work->wm_coeff, ctl_work->ctl);
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kfree(ctl_work);
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}
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static int wm_adsp_create_control(struct snd_soc_codec *codec,
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const struct wm_adsp_alg_region *region)
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{
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struct wm_adsp *dsp = snd_soc_codec_get_drvdata(codec);
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struct wm_coeff_ctl *ctl;
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struct wmfw_ctl_work *ctl_work;
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char *name;
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char *region_name;
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int ret;
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name = kmalloc(PAGE_SIZE, GFP_KERNEL);
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if (!name)
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return -ENOMEM;
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switch (region->type) {
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case WMFW_ADSP1_PM:
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region_name = "PM";
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break;
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case WMFW_ADSP1_DM:
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region_name = "DM";
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break;
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case WMFW_ADSP2_XM:
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region_name = "XM";
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break;
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case WMFW_ADSP2_YM:
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region_name = "YM";
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break;
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case WMFW_ADSP1_ZM:
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region_name = "ZM";
|
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break;
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default:
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ret = -EINVAL;
|
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goto err_name;
|
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}
|
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|
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snprintf(name, PAGE_SIZE, "DSP%d %s %x",
|
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dsp->num, region_name, region->alg);
|
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|
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list_for_each_entry(ctl, &dsp->wm_coeff->ctl_list,
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list) {
|
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if (!strcmp(ctl->name, name)) {
|
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if (!ctl->enabled)
|
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ctl->enabled = 1;
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goto found;
|
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}
|
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}
|
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|
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ctl = kzalloc(sizeof(*ctl), GFP_KERNEL);
|
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if (!ctl) {
|
||||
ret = -ENOMEM;
|
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goto err_name;
|
||||
}
|
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ctl->region = *region;
|
||||
ctl->name = kmemdup(name, strlen(name) + 1, GFP_KERNEL);
|
||||
if (!ctl->name) {
|
||||
ret = -ENOMEM;
|
||||
goto err_ctl;
|
||||
}
|
||||
ctl->enabled = 1;
|
||||
ctl->set = 0;
|
||||
ctl->ops.xget = wm_coeff_get;
|
||||
ctl->ops.xput = wm_coeff_put;
|
||||
ctl->card = codec->card->snd_card;
|
||||
ctl->adsp = dsp;
|
||||
|
||||
ctl->len = region->len;
|
||||
ctl->cache = kzalloc(ctl->len, GFP_KERNEL);
|
||||
if (!ctl->cache) {
|
||||
ret = -ENOMEM;
|
||||
goto err_ctl_name;
|
||||
}
|
||||
|
||||
ctl_work = kzalloc(sizeof(*ctl_work), GFP_KERNEL);
|
||||
if (!ctl_work) {
|
||||
ret = -ENOMEM;
|
||||
goto err_ctl_cache;
|
||||
}
|
||||
|
||||
ctl_work->wm_coeff = dsp->wm_coeff;
|
||||
ctl_work->ctl = ctl;
|
||||
INIT_WORK(&ctl_work->work, wm_adsp_ctl_work);
|
||||
schedule_work(&ctl_work->work);
|
||||
|
||||
found:
|
||||
kfree(name);
|
||||
|
||||
return 0;
|
||||
|
||||
err_ctl_cache:
|
||||
kfree(ctl->cache);
|
||||
err_ctl_name:
|
||||
kfree(ctl->name);
|
||||
err_ctl:
|
||||
kfree(ctl);
|
||||
err_name:
|
||||
kfree(name);
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int wm_adsp_setup_algs(struct wm_adsp *dsp, struct snd_soc_codec *codec)
|
||||
{
|
||||
struct regmap *regmap = dsp->regmap;
|
||||
struct wmfw_adsp1_id_hdr adsp1_id;
|
||||
@ -730,7 +1086,16 @@ static int wm_adsp_setup_algs(struct wm_adsp *dsp)
|
||||
region->type = WMFW_ADSP1_DM;
|
||||
region->alg = be32_to_cpu(adsp1_alg[i].alg.id);
|
||||
region->base = be32_to_cpu(adsp1_alg[i].dm);
|
||||
region->len = 0;
|
||||
list_add_tail(®ion->list, &dsp->alg_regions);
|
||||
if (i + 1 < algs) {
|
||||
region->len = be32_to_cpu(adsp1_alg[i + 1].dm);
|
||||
region->len -= be32_to_cpu(adsp1_alg[i].dm);
|
||||
wm_adsp_create_control(codec, region);
|
||||
} else {
|
||||
adsp_warn(dsp, "Missing length info for region DM with ID %x\n",
|
||||
be32_to_cpu(adsp1_alg[i].alg.id));
|
||||
}
|
||||
|
||||
region = kzalloc(sizeof(*region), GFP_KERNEL);
|
||||
if (!region)
|
||||
@ -738,7 +1103,16 @@ static int wm_adsp_setup_algs(struct wm_adsp *dsp)
|
||||
region->type = WMFW_ADSP1_ZM;
|
||||
region->alg = be32_to_cpu(adsp1_alg[i].alg.id);
|
||||
region->base = be32_to_cpu(adsp1_alg[i].zm);
|
||||
region->len = 0;
|
||||
list_add_tail(®ion->list, &dsp->alg_regions);
|
||||
if (i + 1 < algs) {
|
||||
region->len = be32_to_cpu(adsp1_alg[i + 1].zm);
|
||||
region->len -= be32_to_cpu(adsp1_alg[i].zm);
|
||||
wm_adsp_create_control(codec, region);
|
||||
} else {
|
||||
adsp_warn(dsp, "Missing length info for region ZM with ID %x\n",
|
||||
be32_to_cpu(adsp1_alg[i].alg.id));
|
||||
}
|
||||
break;
|
||||
|
||||
case WMFW_ADSP2:
|
||||
@ -758,7 +1132,16 @@ static int wm_adsp_setup_algs(struct wm_adsp *dsp)
|
||||
region->type = WMFW_ADSP2_XM;
|
||||
region->alg = be32_to_cpu(adsp2_alg[i].alg.id);
|
||||
region->base = be32_to_cpu(adsp2_alg[i].xm);
|
||||
region->len = 0;
|
||||
list_add_tail(®ion->list, &dsp->alg_regions);
|
||||
if (i + 1 < algs) {
|
||||
region->len = be32_to_cpu(adsp2_alg[i + 1].xm);
|
||||
region->len -= be32_to_cpu(adsp2_alg[i].xm);
|
||||
wm_adsp_create_control(codec, region);
|
||||
} else {
|
||||
adsp_warn(dsp, "Missing length info for region XM with ID %x\n",
|
||||
be32_to_cpu(adsp2_alg[i].alg.id));
|
||||
}
|
||||
|
||||
region = kzalloc(sizeof(*region), GFP_KERNEL);
|
||||
if (!region)
|
||||
@ -766,7 +1149,16 @@ static int wm_adsp_setup_algs(struct wm_adsp *dsp)
|
||||
region->type = WMFW_ADSP2_YM;
|
||||
region->alg = be32_to_cpu(adsp2_alg[i].alg.id);
|
||||
region->base = be32_to_cpu(adsp2_alg[i].ym);
|
||||
region->len = 0;
|
||||
list_add_tail(®ion->list, &dsp->alg_regions);
|
||||
if (i + 1 < algs) {
|
||||
region->len = be32_to_cpu(adsp2_alg[i + 1].ym);
|
||||
region->len -= be32_to_cpu(adsp2_alg[i].ym);
|
||||
wm_adsp_create_control(codec, region);
|
||||
} else {
|
||||
adsp_warn(dsp, "Missing length info for region YM with ID %x\n",
|
||||
be32_to_cpu(adsp2_alg[i].alg.id));
|
||||
}
|
||||
|
||||
region = kzalloc(sizeof(*region), GFP_KERNEL);
|
||||
if (!region)
|
||||
@ -774,7 +1166,16 @@ static int wm_adsp_setup_algs(struct wm_adsp *dsp)
|
||||
region->type = WMFW_ADSP2_ZM;
|
||||
region->alg = be32_to_cpu(adsp2_alg[i].alg.id);
|
||||
region->base = be32_to_cpu(adsp2_alg[i].zm);
|
||||
region->len = 0;
|
||||
list_add_tail(®ion->list, &dsp->alg_regions);
|
||||
if (i + 1 < algs) {
|
||||
region->len = be32_to_cpu(adsp2_alg[i + 1].zm);
|
||||
region->len -= be32_to_cpu(adsp2_alg[i].zm);
|
||||
wm_adsp_create_control(codec, region);
|
||||
} else {
|
||||
adsp_warn(dsp, "Missing length info for region ZM with ID %x\n",
|
||||
be32_to_cpu(adsp2_alg[i].alg.id));
|
||||
}
|
||||
break;
|
||||
}
|
||||
}
|
||||
@ -986,6 +1387,7 @@ int wm_adsp1_event(struct snd_soc_dapm_widget *w,
|
||||
struct snd_soc_codec *codec = w->codec;
|
||||
struct wm_adsp *dsps = snd_soc_codec_get_drvdata(codec);
|
||||
struct wm_adsp *dsp = &dsps[w->shift];
|
||||
struct wm_coeff_ctl *ctl;
|
||||
int ret;
|
||||
int val;
|
||||
|
||||
@ -1023,7 +1425,7 @@ int wm_adsp1_event(struct snd_soc_dapm_widget *w,
|
||||
if (ret != 0)
|
||||
goto err;
|
||||
|
||||
ret = wm_adsp_setup_algs(dsp);
|
||||
ret = wm_adsp_setup_algs(dsp, codec);
|
||||
if (ret != 0)
|
||||
goto err;
|
||||
|
||||
@ -1031,6 +1433,16 @@ int wm_adsp1_event(struct snd_soc_dapm_widget *w,
|
||||
if (ret != 0)
|
||||
goto err;
|
||||
|
||||
/* Initialize caches for enabled and unset controls */
|
||||
ret = wm_coeff_init_control_caches(dsp->wm_coeff);
|
||||
if (ret != 0)
|
||||
goto err;
|
||||
|
||||
/* Sync set controls */
|
||||
ret = wm_coeff_sync_controls(dsp->wm_coeff);
|
||||
if (ret != 0)
|
||||
goto err;
|
||||
|
||||
/* Start the core running */
|
||||
regmap_update_bits(dsp->regmap, dsp->base + ADSP1_CONTROL_30,
|
||||
ADSP1_CORE_ENA | ADSP1_START,
|
||||
@ -1047,6 +1459,11 @@ int wm_adsp1_event(struct snd_soc_dapm_widget *w,
|
||||
|
||||
regmap_update_bits(dsp->regmap, dsp->base + ADSP1_CONTROL_30,
|
||||
ADSP1_SYS_ENA, 0);
|
||||
|
||||
list_for_each_entry(ctl, &dsp->wm_coeff->ctl_list,
|
||||
list) {
|
||||
ctl->enabled = 0;
|
||||
}
|
||||
break;
|
||||
|
||||
default:
|
||||
@ -1099,6 +1516,7 @@ int wm_adsp2_event(struct snd_soc_dapm_widget *w,
|
||||
struct wm_adsp *dsps = snd_soc_codec_get_drvdata(codec);
|
||||
struct wm_adsp *dsp = &dsps[w->shift];
|
||||
struct wm_adsp_alg_region *alg_region;
|
||||
struct wm_coeff_ctl *ctl;
|
||||
unsigned int val;
|
||||
int ret;
|
||||
|
||||
@ -1164,7 +1582,7 @@ int wm_adsp2_event(struct snd_soc_dapm_widget *w,
|
||||
if (ret != 0)
|
||||
goto err;
|
||||
|
||||
ret = wm_adsp_setup_algs(dsp);
|
||||
ret = wm_adsp_setup_algs(dsp, codec);
|
||||
if (ret != 0)
|
||||
goto err;
|
||||
|
||||
@ -1172,6 +1590,16 @@ int wm_adsp2_event(struct snd_soc_dapm_widget *w,
|
||||
if (ret != 0)
|
||||
goto err;
|
||||
|
||||
/* Initialize caches for enabled and unset controls */
|
||||
ret = wm_coeff_init_control_caches(dsp->wm_coeff);
|
||||
if (ret != 0)
|
||||
goto err;
|
||||
|
||||
/* Sync set controls */
|
||||
ret = wm_coeff_sync_controls(dsp->wm_coeff);
|
||||
if (ret != 0)
|
||||
goto err;
|
||||
|
||||
ret = regmap_update_bits(dsp->regmap,
|
||||
dsp->base + ADSP2_CONTROL,
|
||||
ADSP2_CORE_ENA | ADSP2_START,
|
||||
@ -1209,6 +1637,11 @@ int wm_adsp2_event(struct snd_soc_dapm_widget *w,
|
||||
ret);
|
||||
}
|
||||
|
||||
list_for_each_entry(ctl, &dsp->wm_coeff->ctl_list,
|
||||
list) {
|
||||
ctl->enabled = 0;
|
||||
}
|
||||
|
||||
while (!list_empty(&dsp->alg_regions)) {
|
||||
alg_region = list_first_entry(&dsp->alg_regions,
|
||||
struct wm_adsp_alg_region,
|
||||
@ -1247,36 +1680,48 @@ int wm_adsp2_init(struct wm_adsp *adsp, bool dvfs)
|
||||
|
||||
INIT_LIST_HEAD(&adsp->alg_regions);
|
||||
|
||||
adsp->wm_coeff = kzalloc(sizeof(*adsp->wm_coeff),
|
||||
GFP_KERNEL);
|
||||
if (!adsp->wm_coeff)
|
||||
return -ENOMEM;
|
||||
adsp->wm_coeff->regmap = adsp->regmap;
|
||||
adsp->wm_coeff->dev = adsp->dev;
|
||||
INIT_LIST_HEAD(&adsp->wm_coeff->ctl_list);
|
||||
|
||||
if (dvfs) {
|
||||
adsp->dvfs = devm_regulator_get(adsp->dev, "DCVDD");
|
||||
if (IS_ERR(adsp->dvfs)) {
|
||||
ret = PTR_ERR(adsp->dvfs);
|
||||
dev_err(adsp->dev, "Failed to get DCVDD: %d\n", ret);
|
||||
return ret;
|
||||
goto out_coeff;
|
||||
}
|
||||
|
||||
ret = regulator_enable(adsp->dvfs);
|
||||
if (ret != 0) {
|
||||
dev_err(adsp->dev, "Failed to enable DCVDD: %d\n",
|
||||
ret);
|
||||
return ret;
|
||||
goto out_coeff;
|
||||
}
|
||||
|
||||
ret = regulator_set_voltage(adsp->dvfs, 1200000, 1800000);
|
||||
if (ret != 0) {
|
||||
dev_err(adsp->dev, "Failed to initialise DVFS: %d\n",
|
||||
ret);
|
||||
return ret;
|
||||
goto out_coeff;
|
||||
}
|
||||
|
||||
ret = regulator_disable(adsp->dvfs);
|
||||
if (ret != 0) {
|
||||
dev_err(adsp->dev, "Failed to disable DCVDD: %d\n",
|
||||
ret);
|
||||
return ret;
|
||||
goto out_coeff;
|
||||
}
|
||||
}
|
||||
|
||||
return 0;
|
||||
|
||||
out_coeff:
|
||||
kfree(adsp->wm_coeff);
|
||||
return ret;
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(wm_adsp2_init);
|
||||
|
||||
@ -30,6 +30,7 @@ struct wm_adsp_alg_region {
|
||||
unsigned int alg;
|
||||
int type;
|
||||
unsigned int base;
|
||||
size_t len;
|
||||
};
|
||||
|
||||
struct wm_adsp {
|
||||
@ -55,6 +56,8 @@ struct wm_adsp {
|
||||
bool running;
|
||||
|
||||
struct regulator *dvfs;
|
||||
|
||||
struct wm_coeff *wm_coeff;
|
||||
};
|
||||
|
||||
#define WM_ADSP1(wname, num) \
|
||||
|
||||
Loading…
Reference in New Issue
Block a user