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drm/tegra: Deprecate Legacy DRM IOCTLs

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*. TEGRA_OPEN_CHANNEL
*. TEGRA_CLOSE_CHANNEL
*. TEGRA_SYNCPT_WAIT
*. TEGRA_SYNCPT_READ

Jira HOSTX-5843

Change-Id: If1a047c5fdf86a60074e31e92eaef3397f4dce01
Signed-off-by: Mainak Sen <msen@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3315044
Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com>
GVS: buildbot_gerritrpt <buildbot_gerritrpt@nvidia.com>
This commit is contained in:
Mainak Sen
2025-03-06 19:20:05 +00:00
committed by Jon Hunter
parent 90b244eb03
commit 37189ffbdd
1 changed files with 0 additions and 182 deletions
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182
drivers/gpu/drm/tegra/drm.c
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@@ -399,21 +399,6 @@ static int tegra_gem_mmap(struct drm_device *drm, void *data,
return 0;
}
static int tegra_syncpt_read(struct drm_device *drm, void *data,
struct drm_file *file)
{
struct host1x *host = dev_get_drvdata(drm->dev->parent);
struct drm_tegra_syncpt_read *args = data;
struct host1x_syncpt *sp;
sp = host1x_syncpt_get_by_id_noref(host, args->id);
if (!sp)
return -EINVAL;
args->value = host1x_syncpt_read_min(sp);
return 0;
}
static int tegra_syncpt_incr(struct drm_device *drm, void *data,
struct drm_file *file)
{
@@ -428,161 +413,6 @@ static int tegra_syncpt_incr(struct drm_device *drm, void *data,
return host1x_syncpt_incr(sp);
}
static int tegra_syncpt_wait(struct drm_device *drm, void *data,
struct drm_file *file)
{
struct host1x *host1x = dev_get_drvdata(drm->dev->parent);
struct drm_tegra_syncpt_wait *args = data;
struct host1x_syncpt *sp;
sp = host1x_syncpt_get_by_id_noref(host1x, args->id);
if (!sp)
return -EINVAL;
return host1x_syncpt_wait(sp, args->thresh,
msecs_to_jiffies(args->timeout),
&args->value);
}
static int tegra_client_open(struct tegra_drm_file *fpriv,
struct tegra_drm_client *client,
struct tegra_drm_context *context)
{
int err;
err = pm_runtime_resume_and_get(client->base.dev);
if (err)
return err;
err = client->ops->open_channel(client, context);
if (err < 0) {
pm_runtime_put(client->base.dev);
return err;
}
err = idr_alloc(&fpriv->legacy_contexts, context, 1, 0, GFP_KERNEL);
if (err < 0) {
client->ops->close_channel(context);
pm_runtime_put(client->base.dev);
return err;
}
context->client = client;
context->id = err;
return 0;
}
static int tegra_open_channel(struct drm_device *drm, void *data,
struct drm_file *file)
{
struct tegra_drm_file *fpriv = file->driver_priv;
struct tegra_drm *tegra = drm->dev_private;
struct drm_tegra_open_channel *args = data;
struct tegra_drm_context *context;
struct tegra_drm_client *client;
int err = -ENODEV;
context = kzalloc(sizeof(*context), GFP_KERNEL);
if (!context)
return -ENOMEM;
mutex_lock(&fpriv->lock);
list_for_each_entry(client, &tegra->clients, list)
if (client->base.class == args->client) {
err = tegra_client_open(fpriv, client, context);
if (err < 0)
break;
args->context = context->id;
break;
}
if (err < 0)
kfree(context);
mutex_unlock(&fpriv->lock);
return err;
}
static int tegra_close_channel(struct drm_device *drm, void *data,
struct drm_file *file)
{
struct tegra_drm_file *fpriv = file->driver_priv;
struct drm_tegra_close_channel *args = data;
struct tegra_drm_context *context;
int err = 0;
mutex_lock(&fpriv->lock);
context = idr_find(&fpriv->legacy_contexts, args->context);
if (!context) {
err = -EINVAL;
goto unlock;
}
idr_remove(&fpriv->legacy_contexts, context->id);
tegra_drm_context_free(context);
unlock:
mutex_unlock(&fpriv->lock);
return err;
}
static int tegra_get_syncpt(struct drm_device *drm, void *data,
struct drm_file *file)
{
struct tegra_drm_file *fpriv = file->driver_priv;
struct drm_tegra_get_syncpt *args = data;
struct tegra_drm_context *context;
struct host1x_syncpt *syncpt;
int err = 0;
mutex_lock(&fpriv->lock);
context = idr_find(&fpriv->legacy_contexts, args->context);
if (!context) {
err = -ENODEV;
goto unlock;
}
if (args->index >= context->client->base.num_syncpts) {
err = -EINVAL;
goto unlock;
}
syncpt = context->client->base.syncpts[args->index];
args->id = host1x_syncpt_id(syncpt);
unlock:
mutex_unlock(&fpriv->lock);
return err;
}
static int tegra_submit(struct drm_device *drm, void *data,
struct drm_file *file)
{
struct tegra_drm_file *fpriv = file->driver_priv;
struct drm_tegra_submit *args = data;
struct tegra_drm_context *context;
int err;
mutex_lock(&fpriv->lock);
context = idr_find(&fpriv->legacy_contexts, args->context);
if (!context) {
err = -ENODEV;
goto unlock;
}
err = context->client->ops->submit(context, args, drm, file);
unlock:
mutex_unlock(&fpriv->lock);
return err;
}
#ifdef CONFIG_HOST1X_HAVE_SYNCPT_BASE
static int tegra_get_syncpt_base(struct drm_device *drm, void *data,
struct drm_file *file)
@@ -787,20 +617,8 @@ static const struct drm_ioctl_desc tegra_drm_ioctls[] = {
DRM_IOCTL_DEF_DRV(TEGRA_GEM_CREATE, tegra_gem_create, DRM_RENDER_ALLOW),
DRM_IOCTL_DEF_DRV(TEGRA_GEM_MMAP, tegra_gem_mmap, DRM_RENDER_ALLOW),
DRM_IOCTL_DEF_DRV(TEGRA_SYNCPT_READ, tegra_syncpt_read,
DRM_RENDER_ALLOW),
DRM_IOCTL_DEF_DRV(TEGRA_SYNCPT_INCR, tegra_syncpt_incr,
DRM_RENDER_ALLOW),
DRM_IOCTL_DEF_DRV(TEGRA_SYNCPT_WAIT, tegra_syncpt_wait,
DRM_RENDER_ALLOW),
DRM_IOCTL_DEF_DRV(TEGRA_OPEN_CHANNEL, tegra_open_channel,
DRM_RENDER_ALLOW),
DRM_IOCTL_DEF_DRV(TEGRA_CLOSE_CHANNEL, tegra_close_channel,
DRM_RENDER_ALLOW),
DRM_IOCTL_DEF_DRV(TEGRA_GET_SYNCPT, tegra_get_syncpt,
DRM_RENDER_ALLOW),
DRM_IOCTL_DEF_DRV(TEGRA_SUBMIT, tegra_submit,
DRM_RENDER_ALLOW),
#ifdef CONFIG_HOST1X_HAVE_SYNCPT_BASE
DRM_IOCTL_DEF_DRV(TEGRA_GET_SYNCPT_BASE, tegra_get_syncpt_base,
DRM_RENDER_ALLOW),