linux-kernel - [PATCH v6 06/16] drm/rockchip: vop2: Add check for 32 bpp format for rk3588

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Message-ID: <20241214081719.3330518-7-andyshrk@163.com>
Date: Sat, 14 Dec 2024 16:17:05 +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 06/16] drm/rockchip: vop2: Add check for 32 bpp format for rk3588

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

RK3588 only support DRM_FORMAT_XRGB2101010/XBGR2101010 in afbc mode.

Fixes: 5a028e8f062f ("drm/rockchip: vop2: Add support for rk3588")
Signed-off-by: Andy Yan <andy.yan@...k-chips.com>

---

Changes in v6:
- Move 32 bpp check to format_mod_supported() hook

Changes in v5:
- Added in V5

 drivers/gpu/drm/rockchip/rockchip_drm_vop2.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
index 94f77faf14d1..85d281edfbfe 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
@@ -603,6 +603,15 @@ static bool rockchip_vop2_mod_supported(struct drm_plane *plane, u32 format,
 		}
 	}
 
+	if (format == DRM_FORMAT_XRGB2101010 || format == DRM_FORMAT_XBGR2101010) {
+		if (vop2->data->soc_id == 3588) {
+			if (!rockchip_afbc(plane, modifier)) {
+				drm_dbg_kms(vop2->drm, "Only support 32 bpp format with afbc\n");
+				return false;
+			}
+		}
+	}
+
 	if (modifier == DRM_FORMAT_MOD_LINEAR)
 		return true;
 
-- 
2.34.1