On 05/23/2015 12:40 AM, Gustavo Padovan wrote:
> From: Gustavo Padovan <gustavo.padovan@xxxxxxxxxxxxxxx>
>
> Rip out the check from exynos_update_plane() and create
> exynos_check_plane() for the check phase enabling use to use
> the atomic helpers to call our check and update phases when updating
> planes.
>
> Update all users of exynos_update_plane() accordingly to call
> exynos_check_plane() before.
>
> Signed-off-by: Gustavo Padovan <gustavo.padovan@xxxxxxxxxxxxxxx>
> Reviewed-by: Joonyoung Shim <jy0922.shim@xxxxxxxxxxx>
> Tested-by: Tobias Jakobi <tjakobi@xxxxxxxxxxxxxxxxxxxxx>y
> ---
> drivers/gpu/drm/exynos/exynos_drm_crtc.c | 23 ++++++++++++++----
> drivers/gpu/drm/exynos/exynos_drm_plane.c | 40 +++++++++++++++++++++++--------
> drivers/gpu/drm/exynos/exynos_drm_plane.h | 2 +-
> 3 files changed, 50 insertions(+), 15 deletions(-)
>
> diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c
> index 363b019..27cc450 100644
> --- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c
> +++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c
> @@ -116,6 +116,7 @@ static int exynos_drm_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y,
> struct drm_framebuffer *fb = crtc->primary->fb;
> unsigned int crtc_w;
> unsigned int crtc_h;
> + int ret;
>
> /* when framebuffer changing is requested, crtc's dpms should be on */
> if (exynos_crtc->dpms > DRM_MODE_DPMS_ON) {
> @@ -123,12 +124,17 @@ static int exynos_drm_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y,
> return -EPERM;
> }
>
> + ret = exynos_check_plane(crtc->primary, fb);
> + if (ret)
> + return ret;
> +
> crtc_w = fb->width - x;
> crtc_h = fb->height - y;
> + exynos_update_plane(crtc->primary, crtc, fb, 0, 0,
> + crtc_w, crtc_h, x << 16, y << 16,
> + crtc_w << 16, crtc_h << 16);
>
> - return exynos_update_plane(crtc->primary, crtc, fb, 0, 0,
> - crtc_w, crtc_h, x << 16, y << 16,
> - crtc_w << 16, crtc_h << 16);
> + return 0;
> }
>
> static void exynos_drm_crtc_disable(struct drm_crtc *crtc)
> @@ -165,7 +171,6 @@ static int exynos_drm_crtc_page_flip(struct drm_crtc *crtc,
> {
> struct drm_device *dev = crtc->dev;
> struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc);
> - struct drm_framebuffer *old_fb = crtc->primary->fb;
> unsigned int crtc_w, crtc_h;
> int ret;
>
> @@ -184,6 +189,10 @@ static int exynos_drm_crtc_page_flip(struct drm_crtc *crtc,
> goto out;
> }
>
> + ret = exynos_check_plane(crtc->primary, fb);
> + if (ret)
> + goto out;
> +
> ret = drm_vblank_get(dev, exynos_crtc->pipe);
> if (ret) {
> DRM_DEBUG("failed to acquire vblank counter\n");
> @@ -202,6 +211,7 @@ static int exynos_drm_crtc_page_flip(struct drm_crtc *crtc,
> crtc->primary->fb = fb;
> crtc_w = fb->width - crtc->x;
> crtc_h = fb->height - crtc->y;
> +<<<<<<< HEAD
> ret = exynos_update_plane(crtc->primary, crtc, fb, 0, 0,
> crtc_w, crtc_h, crtc->x << 16, crtc->y << 16,
> crtc_w << 16, crtc_h << 16);
> @@ -213,6 +223,11 @@ static int exynos_drm_crtc_page_flip(struct drm_crtc *crtc,
> spin_unlock_irq(&dev->event_lock);
> return ret;
> }
> +=======
> + exynos_update_plane(crtc->primary, crtc, fb, 0, 0,
> + crtc_w, crtc_h, crtc->x, crtc->y,
> + crtc_w, crtc_h);
> +>>>>>>> 2f6d1f4... drm/exynos: atomic phase 1: use drm_plane_helper_update()
Maybe unhandled output of merge, could you fix it?
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