drm: bridge: dw-hdmi: Fix overflow workaround for Rockchip SoCs

[ Upstream commit d15d9fd02575ecfada92d42f655940c4f10af842 ]

The Rockchip RK3288 SoC (v2.00a) and RK3328/RK3399 SoCs (v2.11a) have
also been identified as needing this workaround with a single iteration.

Fixes: be41fc55f1aa ("drm: bridge: dw-hdmi: Handle overflow workaround based on device version")
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Tested-by: Heiko Stueber <heiko@sntech.de>
Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Link: https://patchwork.freedesktop.org/patch/msgid/AM3PR03MB0966818FAAAE6192FF4ED11AAC7D0@AM3PR03MB0966.eurprd03.prod.outlook.com
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
index 64c3cf0275182649d9a5572ce6f3d907165f822a..14223c0ee7843c73b0aad545eb91f4683145f43a 100644 (file)
--- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
+++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
@@ -1655,6 +1655,8 @@ static void dw_hdmi_clear_overflow(struct dw_hdmi *hdmi)
         * iteration for others.
         * The Amlogic Meson GX SoCs (v2.01a) have been identified as needing
         * the workaround with a single iteration.
+        * The Rockchip RK3288 SoC (v2.00a) and RK3328/RK3399 SoCs (v2.11a) have
+        * been identified as needing the workaround with a single iteration.
         */
 
        switch (hdmi->version) {
@@ -1663,7 +1665,9 @@ static void dw_hdmi_clear_overflow(struct dw_hdmi *hdmi)
                break;
        case 0x131a:
        case 0x132a:
+       case 0x200a:
        case 0x201a:
+       case 0x211a:
        case 0x212a:
                count = 1;
                break;