drm/rockchip: vop2: remove the unsupported format of cluster window

The cluster window on vop2 doesn't support linear yuv
format(NV12/16/24), it only support afbc based yuv
format(DRM_FORMAT_YUV420_8BIT/10BIT), which will be
added in next patch.

Fixes: 604be855 ("drm/rockchip: Add VOP2 driver")
Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231018094239.2475851-1-andyshrk@163.com

drivers/gpu/drm/rockchip/rockchip_drm_vop2.c

@@ -342,10 +342,6 @@ static enum vop2_afbc_format vop2_convert_afbc_format(u32 format)
 	case DRM_FORMAT_RGB565:
 	case DRM_FORMAT_BGR565:
 		return VOP2_AFBC_FMT_RGB565;
-	case DRM_FORMAT_NV12:
-		return VOP2_AFBC_FMT_YUV420;
-	case DRM_FORMAT_NV16:
-		return VOP2_AFBC_FMT_YUV422;
 	default:
 		return VOP2_AFBC_FMT_INVALID;
 	}
@@ -366,25 +362,9 @@ static bool vop2_win_rb_swap(u32 format)
 	}
 }
 
-static bool vop2_afbc_rb_swap(u32 format)
-{
-	switch (format) {
-	case DRM_FORMAT_NV24:
-		return true;
-	default:
-		return false;
-	}
-}
-
 static bool vop2_afbc_uv_swap(u32 format)
 {
-	switch (format) {
-	case DRM_FORMAT_NV12:
-	case DRM_FORMAT_NV16:
-		return true;
-	default:
 	return false;
-	}
 }
 
 static bool vop2_win_uv_swap(u32 format)
@@ -1232,7 +1212,6 @@ static void vop2_plane_atomic_update(struct drm_plane *plane,
 			drm_err(vop2->drm, "vp%d %s stride[%d] not 64 pixel aligned\n",
 				vp->id, win->data->name, stride);
 
-		rb_swap = vop2_afbc_rb_swap(fb->format->format);
 		uv_swap = vop2_afbc_uv_swap(fb->format->format);
 		/*
 		 * This is a workaround for crazy IC design, Cluster
@@ -1249,7 +1228,6 @@ static void vop2_plane_atomic_update(struct drm_plane *plane,
 		if (vop2_cluster_window(win))
 			vop2_win_write(win, VOP2_WIN_AFBC_ENABLE, 1);
 		vop2_win_write(win, VOP2_WIN_AFBC_FORMAT, afbc_format);
-		vop2_win_write(win, VOP2_WIN_AFBC_RB_SWAP, rb_swap);
 		vop2_win_write(win, VOP2_WIN_AFBC_UV_SWAP, uv_swap);
 		vop2_win_write(win, VOP2_WIN_AFBC_AUTO_GATING_EN, 0);
 		vop2_win_write(win, VOP2_WIN_AFBC_BLOCK_SPLIT_EN, 0);

drivers/gpu/drm/rockchip/rockchip_vop2_reg.c

@@ -24,9 +24,6 @@ static const uint32_t formats_win_full_10bit[] = {
 	DRM_FORMAT_BGR888,
 	DRM_FORMAT_RGB565,
 	DRM_FORMAT_BGR565,
-	DRM_FORMAT_NV12,
-	DRM_FORMAT_NV16,
-	DRM_FORMAT_NV24,
 };
 
 static const uint32_t formats_win_full_10bit_yuyv[] = {