[Nouveau] [PATCH v4 09/22] drm/nouveau: Convert to CRTC VBLANK callbacks

[Ben Skeggs]

On Fri, 24 Jan 2020 at 00:00, Thomas Zimmermann <tzimmermann at suse.de> wrote:
>
> VBLANK callbacks in struct drm_driver are deprecated in favor of
> their equivalents in struct drm_crtc_funcs. Convert nouvean over.
>
> v4:
>         * add argument names in function declaration
>
> Signed-off-by: Thomas Zimmermann <tzimmermann at suse.de>
Reviewed-by: Ben Skeggs <bskeggs at redhat.com>

> ---
>  drivers/gpu/drm/nouveau/dispnv04/crtc.c   |  3 +++
>  drivers/gpu/drm/nouveau/dispnv50/head.c   |  4 ++++
>  drivers/gpu/drm/nouveau/nouveau_display.c | 14 ++------------
>  drivers/gpu/drm/nouveau/nouveau_display.h |  4 ++--
>  drivers/gpu/drm/nouveau/nouveau_drm.c     |  4 ----
>  5 files changed, 11 insertions(+), 18 deletions(-)
>
> diff --git a/drivers/gpu/drm/nouveau/dispnv04/crtc.c b/drivers/gpu/drm/nouveau/dispnv04/crtc.c
> index 17e9d1c078a0..1f08de4241e0 100644
> --- a/drivers/gpu/drm/nouveau/dispnv04/crtc.c
> +++ b/drivers/gpu/drm/nouveau/dispnv04/crtc.c
> @@ -1248,6 +1248,9 @@ static const struct drm_crtc_funcs nv04_crtc_funcs = {
>         .set_config = drm_crtc_helper_set_config,
>         .page_flip = nv04_crtc_page_flip,
>         .destroy = nv_crtc_destroy,
> +       .enable_vblank = nouveau_display_vblank_enable,
> +       .disable_vblank = nouveau_display_vblank_disable,
> +       .get_vblank_timestamp = drm_crtc_vblank_helper_get_vblank_timestamp,
>  };
>
>  static const struct drm_crtc_helper_funcs nv04_crtc_helper_funcs = {
> diff --git a/drivers/gpu/drm/nouveau/dispnv50/head.c b/drivers/gpu/drm/nouveau/dispnv50/head.c
> index 41852dd8fdbd..8f6455697ba7 100644
> --- a/drivers/gpu/drm/nouveau/dispnv50/head.c
> +++ b/drivers/gpu/drm/nouveau/dispnv50/head.c
> @@ -29,6 +29,7 @@
>
>  #include <drm/drm_atomic_helper.h>
>  #include <drm/drm_crtc_helper.h>
> +#include <drm/drm_vblank.h>
>  #include "nouveau_connector.h"
>  void
>  nv50_head_flush_clr(struct nv50_head *head,
> @@ -482,6 +483,9 @@ nv50_head_func = {
>         .page_flip = drm_atomic_helper_page_flip,
>         .atomic_duplicate_state = nv50_head_atomic_duplicate_state,
>         .atomic_destroy_state = nv50_head_atomic_destroy_state,
> +       .enable_vblank = nouveau_display_vblank_enable,
> +       .disable_vblank = nouveau_display_vblank_disable,
> +       .get_vblank_timestamp = drm_crtc_vblank_helper_get_vblank_timestamp,
>  };
>
>  struct nv50_head *
> diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c
> index 86f99dc8fcef..700817dc4fa0 100644
> --- a/drivers/gpu/drm/nouveau/nouveau_display.c
> +++ b/drivers/gpu/drm/nouveau/nouveau_display.c
> @@ -54,15 +54,10 @@ nouveau_display_vblank_handler(struct nvif_notify *notify)
>  }
>
>  int
> -nouveau_display_vblank_enable(struct drm_device *dev, unsigned int pipe)
> +nouveau_display_vblank_enable(struct drm_crtc *crtc)
>  {
> -       struct drm_crtc *crtc;
>         struct nouveau_crtc *nv_crtc;
>
> -       crtc = drm_crtc_from_index(dev, pipe);
> -       if (!crtc)
> -               return -EINVAL;
> -
>         nv_crtc = nouveau_crtc(crtc);
>         nvif_notify_get(&nv_crtc->vblank);
>
> @@ -70,15 +65,10 @@ nouveau_display_vblank_enable(struct drm_device *dev, unsigned int pipe)
>  }
>
>  void
> -nouveau_display_vblank_disable(struct drm_device *dev, unsigned int pipe)
> +nouveau_display_vblank_disable(struct drm_crtc *crtc)
>  {
> -       struct drm_crtc *crtc;
>         struct nouveau_crtc *nv_crtc;
>
> -       crtc = drm_crtc_from_index(dev, pipe);
> -       if (!crtc)
> -               return;
> -
>         nv_crtc = nouveau_crtc(crtc);
>         nvif_notify_put(&nv_crtc->vblank);
>  }
> diff --git a/drivers/gpu/drm/nouveau/nouveau_display.h b/drivers/gpu/drm/nouveau/nouveau_display.h
> index 26d34f1a77da..de004018ab5c 100644
> --- a/drivers/gpu/drm/nouveau/nouveau_display.h
> +++ b/drivers/gpu/drm/nouveau/nouveau_display.h
> @@ -61,8 +61,8 @@ int  nouveau_display_init(struct drm_device *dev, bool resume, bool runtime);
>  void nouveau_display_fini(struct drm_device *dev, bool suspend, bool runtime);
>  int  nouveau_display_suspend(struct drm_device *dev, bool runtime);
>  void nouveau_display_resume(struct drm_device *dev, bool runtime);
> -int  nouveau_display_vblank_enable(struct drm_device *, unsigned int);
> -void nouveau_display_vblank_disable(struct drm_device *, unsigned int);
> +int  nouveau_display_vblank_enable(struct drm_crtc *crtc);
> +void nouveau_display_vblank_disable(struct drm_crtc *crtc);
>  bool nouveau_display_scanoutpos(struct drm_crtc *crtc,
>                                 bool in_vblank_irq, int *vpos, int *hpos,
>                                 ktime_t *stime, ktime_t *etime,
> diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c
> index fcc036a08965..6b1629c14dd7 100644
> --- a/drivers/gpu/drm/nouveau/nouveau_drm.c
> +++ b/drivers/gpu/drm/nouveau/nouveau_drm.c
> @@ -1120,10 +1120,6 @@ driver_stub = {
>         .debugfs_init = nouveau_drm_debugfs_init,
>  #endif
>
> -       .enable_vblank = nouveau_display_vblank_enable,
> -       .disable_vblank = nouveau_display_vblank_disable,
> -       .get_vblank_timestamp = drm_calc_vbltimestamp_from_scanoutpos,
> -
>         .ioctls = nouveau_ioctls,
>         .num_ioctls = ARRAY_SIZE(nouveau_ioctls),
>         .fops = &nouveau_driver_fops,
> --
> 2.24.1
>
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