int sti_mixer_debugfs_init(struct sti_mixer *mixer, struct drm_minor *minor)
{
unsigned int i;
struct drm_info_list *mixer_debugfs_files;
int nb_files;
switch (mixer->id) {
case STI_MIXER_MAIN:
mixer_debugfs_files = mixer0_debugfs_files;
nb_files = ARRAY_SIZE(mixer0_debugfs_files);
break;
case STI_MIXER_AUX:
mixer_debugfs_files = mixer1_debugfs_files;
nb_files = ARRAY_SIZE(mixer1_debugfs_files);
break;
default:
return -EINVAL;
}
for (i = 0; i < nb_files; i++)
mixer_debugfs_files[i].data = mixer;
return drm_debugfs_create_files(mixer_debugfs_files,
nb_files,
minor->debugfs_root, minor);
}
int armada_drm_debugfs_init(struct drm_minor *minor)
{
int ret;
ret = drm_debugfs_create_files(armada_debugfs_list,
ARMADA_DEBUGFS_ENTRIES,
minor->debugfs_root, minor);
if (ret)
return ret;
ret = armada_debugfs_create(minor->debugfs_root, minor,
"reg", S_IFREG | S_IRUSR, &fops_reg_r);
if (ret)
goto err_1;
ret = armada_debugfs_create(minor->debugfs_root, minor,
"reg_wr", S_IFREG | S_IWUSR, &fops_reg_w);
if (ret)
goto err_2;
return ret;
err_2:
drm_debugfs_remove_files((struct drm_info_list *)&fops_reg_r, 1, minor);
err_1:
drm_debugfs_remove_files(armada_debugfs_list, ARMADA_DEBUGFS_ENTRIES,
minor);
return ret;
}
int
nouveau_debugfs_channel_init(struct nouveau_channel *chan)
{
struct drm_nouveau_private *dev_priv = chan->dev->dev_private;
struct drm_minor *minor = chan->dev->primary;
int ret;
if (!dev_priv->debugfs.channel_root) {
dev_priv->debugfs.channel_root =
debugfs_create_dir("channel", minor->debugfs_root);
if (!dev_priv->debugfs.channel_root)
return -ENOENT;
}
snprintf(chan->debugfs.name, 32, "%d", chan->id);
chan->debugfs.info.name = chan->debugfs.name;
chan->debugfs.info.show = nouveau_debugfs_channel_info;
chan->debugfs.info.driver_features = 0;
chan->debugfs.info.data = chan;
ret = drm_debugfs_create_files(&chan->debugfs.info, 1,
dev_priv->debugfs.channel_root,
chan->dev->primary);
if (ret == 0)
chan->debugfs.active = true;
return ret;
}
int
nouveau_debugfs_init(struct drm_minor *minor)
{
drm_debugfs_create_files(nouveau_debugfs_list, NOUVEAU_DEBUGFS_ENTRIES,
minor->debugfs_root, minor);
return 0;
}
int mdfld_debugfs_init(struct drm_minor *minor)
{
return drm_debugfs_create_files(mdfld_debugfs_list,
MDFLD_DEBUGFS_ENTRIES,
minor->debugfs_root, minor);
}
int
virtio_gpu_debugfs_init(struct drm_minor *minor)
{
drm_debugfs_create_files(virtio_gpu_debugfs_list,
VIRTIO_GPU_DEBUGFS_ENTRIES,
minor->debugfs_root, minor);
return 0;
}
static int tvout_debugfs_init(struct sti_tvout *tvout, struct drm_minor *minor)
{
unsigned int i;
for (i = 0; i < ARRAY_SIZE(tvout_debugfs_files); i++)
tvout_debugfs_files[i].data = tvout;
return drm_debugfs_create_files(tvout_debugfs_files,
ARRAY_SIZE(tvout_debugfs_files),
minor->debugfs_root, minor);
}
static int hqvdp_debugfs_init(struct sti_hqvdp *hqvdp, struct drm_minor *minor)
{
unsigned int i;
for (i = 0; i < ARRAY_SIZE(hqvdp_debugfs_files); i++)
hqvdp_debugfs_files[i].data = hqvdp;
return drm_debugfs_create_files(hqvdp_debugfs_files,
ARRAY_SIZE(hqvdp_debugfs_files),
minor->debugfs_root, minor);
}
static int etnaviv_debugfs_init(struct drm_minor *minor)
{
struct drm_device *dev = minor->dev;
int ret;
ret = drm_debugfs_create_files(etnaviv_debugfs_list,
ARRAY_SIZE(etnaviv_debugfs_list),
minor->debugfs_root, minor);
if (ret) {
dev_err(dev->dev, "could not install etnaviv_debugfs_list\n");
return ret;
}
return ret;
}
static int mdp5_kms_debugfs_init(struct msm_kms *kms, struct drm_minor *minor)
{
struct drm_device *dev = minor->dev;
int ret;
ret = drm_debugfs_create_files(mdp5_debugfs_list,
ARRAY_SIZE(mdp5_debugfs_list),
minor->debugfs_root, minor);
if (ret) {
dev_err(dev->dev, "could not install mdp5_debugfs_list\n");
return ret;
}
return 0;
}
static int
nouveau_debugfs_pstate_get(struct seq_file *m, void *data)
{
struct drm_device *drm = m->private;
struct nouveau_debugfs *debugfs = nouveau_debugfs(drm);
struct nvif_object *ctrl = &debugfs->ctrl;
struct nvif_control_pstate_info_v0 info = {};
int ret, i;
if (!debugfs)
return -ENODEV;
ret = nvif_mthd(ctrl, NVIF_CONTROL_PSTATE_INFO, &info, sizeof(info));
if (ret)
return ret;
for (i = 0; i < info.count + 1; i++) {
const s32 state = i < info.count ? i :
NVIF_CONTROL_PSTATE_ATTR_V0_STATE_CURRENT;
struct nvif_control_pstate_attr_v0 attr = {
.state = state,
.index = 0,
};
ret = nvif_mthd(ctrl, NVIF_CONTROL_PSTATE_ATTR,
&attr, sizeof(attr));
if (ret)
return ret;
if (i < info.count)
seq_printf(m, "%02x:", attr.state);
else
seq_printf(m, "%s:", info.pwrsrc == 0 ? "DC" :
info.pwrsrc == 1 ? "AC" : "--");
attr.index = 0;
do {
attr.state = state;
ret = nvif_mthd(ctrl, NVIF_CONTROL_PSTATE_ATTR,
&attr, sizeof(attr));
if (ret)
return ret;
seq_printf(m, " %s %d", attr.name, attr.min);
if (attr.min != attr.max)
seq_printf(m, "-%d", attr.max);
seq_printf(m, " %s", attr.unit);
} while (attr.index);
if (state >= 0) {
if (info.ustate_ac == state)
seq_printf(m, " AC");
if (info.ustate_dc == state)
seq_printf(m, " DC");
if (info.pstate == state)
seq_printf(m, " *");
} else {
if (info.ustate_ac < -1)
seq_printf(m, " AC");
if (info.ustate_dc < -1)
seq_printf(m, " DC");
}
seq_printf(m, "\n");
}
return 0;
}
static ssize_t
nouveau_debugfs_pstate_set(struct file *file, const char __user *ubuf,
size_t len, loff_t *offp)
{
struct seq_file *m = file->private_data;
struct drm_device *drm = m->private;
struct nouveau_debugfs *debugfs = nouveau_debugfs(drm);
struct nvif_object *ctrl = &debugfs->ctrl;
struct nvif_control_pstate_user_v0 args = { .pwrsrc = -EINVAL };
char buf[32] = {}, *tmp, *cur = buf;
long value, ret;
if (!debugfs)
return -ENODEV;
if (len >= sizeof(buf))
return -EINVAL;
if (copy_from_user(buf, ubuf, len))
return -EFAULT;
if ((tmp = strchr(buf, '\n')))
*tmp = '\0';
if (!strncasecmp(cur, "dc:", 3)) {
args.pwrsrc = 0;
cur += 3;
} else
if (!strncasecmp(cur, "ac:", 3)) {
args.pwrsrc = 1;
cur += 3;
}
if (!strcasecmp(cur, "none"))
args.ustate = NVIF_CONTROL_PSTATE_USER_V0_STATE_UNKNOWN;
else
if (!strcasecmp(cur, "auto"))
args.ustate = NVIF_CONTROL_PSTATE_USER_V0_STATE_PERFMON;
else {
ret = kstrtol(cur, 16, &value);
if (ret)
return ret;
args.ustate = value;
}
ret = pm_runtime_get_sync(drm->dev);
if (ret < 0 && ret != -EACCES)
return ret;
ret = nvif_mthd(ctrl, NVIF_CONTROL_PSTATE_USER, &args, sizeof(args));
pm_runtime_put_autosuspend(drm->dev);
if (ret < 0)
return ret;
return len;
}
static int
nouveau_debugfs_pstate_open(struct inode *inode, struct file *file)
{
return single_open(file, nouveau_debugfs_pstate_get, inode->i_private);
}
static const struct file_operations nouveau_pstate_fops = {
.owner = THIS_MODULE,
.open = nouveau_debugfs_pstate_open,
.read = seq_read,
.write = nouveau_debugfs_pstate_set,
};
static struct drm_info_list nouveau_debugfs_list[] = {
{ "vbios.rom", nouveau_debugfs_vbios_image, 0, NULL },
{ "strap_peek", nouveau_debugfs_strap_peek, 0, NULL },
};
#define NOUVEAU_DEBUGFS_ENTRIES ARRAY_SIZE(nouveau_debugfs_list)
static const struct nouveau_debugfs_files {
const char *name;
const struct file_operations *fops;
} nouveau_debugfs_files[] = {
{"pstate", &nouveau_pstate_fops},
};
int
nouveau_drm_debugfs_init(struct drm_minor *minor)
{
struct nouveau_drm *drm = nouveau_drm(minor->dev);
struct dentry *dentry;
int i, ret;
for (i = 0; i < ARRAY_SIZE(nouveau_debugfs_files); i++) {
dentry = debugfs_create_file(nouveau_debugfs_files[i].name,
S_IRUGO | S_IWUSR,
minor->debugfs_root, minor->dev,
nouveau_debugfs_files[i].fops);
if (!dentry)
return -ENOMEM;
}
ret = drm_debugfs_create_files(nouveau_debugfs_list,
NOUVEAU_DEBUGFS_ENTRIES,
minor->debugfs_root, minor);
if (ret)
return ret;
/* Set the size of the vbios since we know it, and it's confusing to
* userspace if it wants to seek() but the file has a length of 0
*/
dentry = debugfs_lookup("vbios.rom", minor->debugfs_root);
if (!dentry)
return 0;
d_inode(dentry)->i_size = drm->vbios.length;
dput(dentry);
return 0;
}
int
nouveau_debugfs_init(struct nouveau_drm *drm)
{
int ret;
drm->debugfs = kzalloc(sizeof(*drm->debugfs), GFP_KERNEL);
if (!drm->debugfs)
return -ENOMEM;
ret = nvif_object_init(&drm->client.device.object, 0,
NVIF_CLASS_CONTROL, NULL, 0,
&drm->debugfs->ctrl);
if (ret)
return ret;
return 0;
}
void
nouveau_debugfs_fini(struct nouveau_drm *drm)
{
if (drm->debugfs && drm->debugfs->ctrl.priv)
nvif_object_fini(&drm->debugfs->ctrl);
kfree(drm->debugfs);
drm->debugfs = NULL;
}
int
vc4_debugfs_init(struct drm_minor *minor)
{
return drm_debugfs_create_files(vc4_debugfs_list, VC4_DEBUGFS_ENTRIES,
minor->debugfs_root, minor);
}
static int hdlcd_debugfs_init(struct drm_minor *minor)
{
return drm_debugfs_create_files(hdlcd_debugfs_list,
ARRAY_SIZE(hdlcd_debugfs_list), minor->debugfs_root, minor);
}
