gpu/drm: ingenic: Fix bogus crtc_atomic_check callback

The code was comparing the SoC's maximum height with the mode's width,
and vice-versa. D'oh.

Cc: stable@vger.kernel.org # v5.6
Fixes: a7c909b7c037 ("gpu/drm: ingenic: Check for display size in CRTC atomic check")
Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Link: https://patchwork.freedesktop.org/patch/msgid/20200516215057.392609-4-paul@crapouillou.net
Acked-by: Sam Ravnborg <sam@ravnborg.org>

diff --git a/drivers/gpu/drm/ingenic/ingenic-drm.c b/drivers/gpu/drm/ingenic/ingenic-drm.c
index 1754c054706906f6a419923b3e239f27aa8a4328..a5ad6a4353e144cb5e1a85d11d8d8c6691efb946 100644 (file)
--- a/drivers/gpu/drm/ingenic/ingenic-drm.c
+++ b/drivers/gpu/drm/ingenic/ingenic-drm.c
@@ -328,8 +328,8 @@ static int ingenic_drm_crtc_atomic_check(struct drm_crtc *crtc,
        if (!drm_atomic_crtc_needs_modeset(state))
                return 0;
 
-       if (state->mode.hdisplay > priv->soc_info->max_height ||
-           state->mode.vdisplay > priv->soc_info->max_width)
+       if (state->mode.hdisplay > priv->soc_info->max_width ||
+           state->mode.vdisplay > priv->soc_info->max_height)
                return -EINVAL;
 
        rate = clk_round_rate(priv->pix_clk,