linux-kernel - [PATCH v6 05/16] drm/rockchip: vop2: Check linear format for Cluster windows on rk3566/8

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Message-ID: <20241214081529.3330243-6-andyshrk@163.com>
Date: Sat, 14 Dec 2024 16:15:13 +0800
From: Andy Yan <andyshrk@....com>
To: heiko@...ech.de
Cc: hjc@...k-chips.com,
	krzk+dt@...nel.org,
	s.hauer@...gutronix.de,
	devicetree@...r.kernel.org,
	dri-devel@...ts.freedesktop.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	linux-rockchip@...ts.infradead.org,
	derek.foreman@...labora.com,
	detlev.casanova@...labora.com,
	Andy Yan <andy.yan@...k-chips.com>
Subject: [PATCH v6 05/16] drm/rockchip: vop2: Check linear format for Cluster windows on rk3566/8

From: Andy Yan <andy.yan@...k-chips.com>

The Cluster windows on rk3566/8 only support afbc mode.

Fixes: 604be85547ce ("drm/rockchip: Add VOP2 driver")
Signed-off-by: Andy Yan <andy.yan@...k-chips.com>

---

Changes in v6:
- Move the linear check to format_mod_supported() hook

Changes in v5:
- Added in V5

 drivers/gpu/drm/rockchip/rockchip_drm_vop2.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
index f143df2b13a1..94f77faf14d1 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
@@ -593,6 +593,16 @@ static bool rockchip_vop2_mod_supported(struct drm_plane *plane, u32 format,
 	if (modifier == DRM_FORMAT_MOD_INVALID)
 		return false;
 
+	if (vop2->data->soc_id == 3568 || vop2->data->soc_id == 3566) {
+		if (vop2_cluster_window(win)) {
+			if (modifier == DRM_FORMAT_MOD_LINEAR) {
+				drm_dbg_kms(vop2->drm,
+					    "Cluster window only support format with afbc\n");
+				return false;
+			}
+		}
+	}
+
 	if (modifier == DRM_FORMAT_MOD_LINEAR)
 		return true;
 
-- 
2.34.1