On Fri, Dec 4, 2015 at 3:45 AM, Daniel Vetter <daniel.vetter@xxxxxxxx> wrote:
> I want to remove the core ones since with atomic drivers system
> suspend/resume is solved much differently. And there's only 2 drivers
> (gma500 besides nouveau) really using them.
>
> Cc: Ben Skeggs <bskeggs@xxxxxxxxxx>
> Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxxx>
> ---
> drivers/gpu/drm/nouveau/dispnv04/crtc.c | 5 +++--
> drivers/gpu/drm/nouveau/dispnv04/disp.c | 11 ++++++-----
> drivers/gpu/drm/nouveau/nouveau_crtc.h | 3 +++
> 3 files changed, 12 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/gpu/drm/nouveau/dispnv04/crtc.c b/drivers/gpu/drm/nouveau/dispnv04/crtc.c
> index dab24066fa21..bb9e9cb14b9d 100644
> --- a/drivers/gpu/drm/nouveau/dispnv04/crtc.c
> +++ b/drivers/gpu/drm/nouveau/dispnv04/crtc.c
> @@ -1081,8 +1081,6 @@ nouveau_crtc_set_config(struct drm_mode_set *set)
> }
>
> static const struct drm_crtc_funcs nv04_crtc_funcs = {
> - .save = nv_crtc_save,
> - .restore = nv_crtc_restore,
> .cursor_set = nv04_crtc_cursor_set,
> .cursor_move = nv04_crtc_cursor_move,
> .gamma_set = nv_crtc_gamma_set,
> @@ -1123,6 +1121,9 @@ nv04_crtc_create(struct drm_device *dev, int crtc_num)
> nv_crtc->index = crtc_num;
> nv_crtc->last_dpms = NV_DPMS_CLEARED;
>
> + nv_crtc->save = nv_crtc_save;
> + nv_crtc->restore = nv_crtc_restore;
> +
> drm_crtc_init(dev, &nv_crtc->base, &nv04_crtc_funcs);
> drm_crtc_helper_add(&nv_crtc->base, &nv04_crtc_helper_funcs);
> drm_mode_crtc_set_gamma_size(&nv_crtc->base, 256);
> diff --git a/drivers/gpu/drm/nouveau/dispnv04/disp.c b/drivers/gpu/drm/nouveau/dispnv04/disp.c
> index 9e650081c357..ebd9430e0628 100644
> --- a/drivers/gpu/drm/nouveau/dispnv04/disp.c
> +++ b/drivers/gpu/drm/nouveau/dispnv04/disp.c
> @@ -39,7 +39,7 @@ nv04_display_create(struct drm_device *dev)
> struct dcb_table *dcb = &drm->vbios.dcb;
> struct drm_connector *connector, *ct;
> struct drm_encoder *encoder;
> - struct drm_crtc *crtc;
> + struct nouveau_crtc *crtc;
> struct nv04_display *disp;
> int i, ret;
>
> @@ -107,8 +107,8 @@ nv04_display_create(struct drm_device *dev)
> }
>
> /* Save previous state */
> - list_for_each_entry(crtc, &dev->mode_config.crtc_list, head)
> - crtc->funcs->save(crtc);
> + list_for_each_entry(crtc, &dev->mode_config.crtc_list, base.head)
> + crtc->save(crtc);
Won't this warn about incompatible types? (function wants drm_crtc,
but you're giving it nouveau_crtc)?
>
> list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
> const struct drm_encoder_helper_funcs *func = encoder->helper_private;
> @@ -128,6 +128,7 @@ nv04_display_destroy(struct drm_device *dev)
> struct nouveau_drm *drm = nouveau_drm(dev);
> struct drm_encoder *encoder;
> struct drm_crtc *crtc;
> + struct nouveau_crtc *nv_crtc;
>
> /* Turn every CRTC off. */
> list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
> @@ -145,8 +146,8 @@ nv04_display_destroy(struct drm_device *dev)
> func->restore(encoder);
> }
>
> - list_for_each_entry(crtc, &dev->mode_config.crtc_list, head)
> - crtc->funcs->restore(crtc);
> + list_for_each_entry(nv_crtc, &dev->mode_config.crtc_list, base.head)
> + nv_crtc->restore(crtc);
Why is this OK? Don't you want to use nv_crtc here as the function argument?
>
> nouveau_hw_save_vga_fonts(dev, 0);
>
> diff --git a/drivers/gpu/drm/nouveau/nouveau_crtc.h b/drivers/gpu/drm/nouveau/nouveau_crtc.h
> index f19cb1c5fc5a..863f10b8d818 100644
> --- a/drivers/gpu/drm/nouveau/nouveau_crtc.h
> +++ b/drivers/gpu/drm/nouveau/nouveau_crtc.h
> @@ -73,6 +73,9 @@ struct nouveau_crtc {
> int (*set_dither)(struct nouveau_crtc *crtc, bool update);
> int (*set_scale)(struct nouveau_crtc *crtc, bool update);
> int (*set_color_vibrance)(struct nouveau_crtc *crtc, bool update);
> +
> + void (*save)(struct drm_crtc *crtc);
> + void (*restore)(struct drm_crtc *crtc);
> };
>
> static inline struct nouveau_crtc *nouveau_crtc(struct drm_crtc *crtc)
> --
> 2.5.1
>
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