[PATCH xf86-video-ati] Adapt to XF86_CRTC_VERSION 7

[Alex Deucher]

On Thu, Apr 14, 2016 at 6:03 AM, Michel Dänzer <michel at daenzer.net> wrote:
> From: Michel Dänzer <michel.daenzer at amd.com>
>
> Now the HW cursor can be used with TearFree rotation.
>
> This also allows always using the separate scanout pixmap mechanism for
> rotation, so that should be much smoother even without TearFree enabled.
>
> Signed-off-by: Michel Dänzer <michel.daenzer at amd.com>

Reviewed-by: Alex Deucher <alexander.deucher at amd.com>

> ---
>
> See https://patchwork.freedesktop.org/patch/78319/ for the corresponding
> xserver change.
>
>  src/drmmode_display.c | 18 +++++++++++++-----
>  1 file changed, 13 insertions(+), 5 deletions(-)
>
> diff --git a/src/drmmode_display.c b/src/drmmode_display.c
> index 4c66ca7..42c0b9c 100644
> --- a/src/drmmode_display.c
> +++ b/src/drmmode_display.c
> @@ -621,7 +621,7 @@ drmmode_can_use_hw_cursor(xf86CrtcPtr crtc)
>         if (crtc->transformPresent)
>                 return FALSE;
>
> -#if XF86_CRTC_VERSION >= 4
> +#if XF86_CRTC_VERSION >= 4 && XF86_CRTC_VERSION < 7
>         /* Xorg doesn't correctly handle cursor position transform in the
>          * rotation case
>          */
> @@ -644,11 +644,19 @@ drmmode_can_use_hw_cursor(xf86CrtcPtr crtc)
>  static Bool
>  drmmode_handle_transform(xf86CrtcPtr crtc)
>  {
> -       RADEONInfoPtr info = RADEONPTR(crtc->scrn);
>         Bool ret;
>
> +#if XF86_CRTC_VERSION >= 7
> +       if (!crtc->transformPresent && crtc->rotation != RR_Rotate_0)
> +           crtc->driverIsPerformingTransform = XF86DriverTransformOutput;
> +       else
> +           crtc->driverIsPerformingTransform = XF86DriverTransformNone;
> +#else
> +       RADEONInfoPtr info = RADEONPTR(crtc->scrn);
> +
>         crtc->driverIsPerformingTransform = info->tear_free &&
>                 !crtc->transformPresent && crtc->rotation != RR_Rotate_0;
> +#endif
>
>         ret = xf86CrtcRotate(crtc);
>
> @@ -899,7 +907,7 @@ drmmode_set_cursor_position (xf86CrtcPtr crtc, int x, int y)
>         drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
>         drmmode_ptr drmmode = drmmode_crtc->drmmode;
>
> -#if XF86_CRTC_VERSION >= 4
> +#if XF86_CRTC_VERSION >= 4 && XF86_CRTC_VERSION < 7
>         if (crtc->driverIsPerformingTransform) {
>                 x += crtc->x;
>                 y += crtc->y;
> @@ -910,7 +918,7 @@ drmmode_set_cursor_position (xf86CrtcPtr crtc, int x, int y)
>         drmModeMoveCursor(drmmode->fd, drmmode_crtc->mode_crtc->crtc_id, x, y);
>  }
>
> -#if XF86_CRTC_VERSION >= 4
> +#if XF86_CRTC_VERSION >= 4 && XF86_CRTC_VERSION < 7
>
>  static int
>  drmmode_cursor_src_offset(Rotation rotation, int width, int height,
> @@ -956,7 +964,7 @@ drmmode_load_cursor_argb (xf86CrtcPtr crtc, CARD32 *image)
>         /* cursor should be mapped already */
>         ptr = (uint32_t *)(drmmode_crtc->cursor_bo->ptr);
>
> -#if XF86_CRTC_VERSION >= 4
> +#if XF86_CRTC_VERSION >= 4 && XF86_CRTC_VERSION < 7
>         if (crtc->driverIsPerformingTransform) {
>                 uint32_t cursor_w = info->cursor_w, cursor_h = info->cursor_h;
>                 int dstx, dsty;
> --
> 2.8.0.rc3
>
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