From: Nickey Yang <[email protected]>

Fix edid reading error when edid's block > 2.

Signed-off-by: Nickey Yang <[email protected]>
Signed-off-by: Johan Jonker <[email protected]>
---
 drivers/gpu/drm/rockchip/rk3066_hdmi.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/rockchip/rk3066_hdmi.c 
b/drivers/gpu/drm/rockchip/rk3066_hdmi.c
index cdb401f42..945126948 100644
--- a/drivers/gpu/drm/rockchip/rk3066_hdmi.c
+++ b/drivers/gpu/drm/rockchip/rk3066_hdmi.c
@@ -640,6 +640,9 @@ static int rk3066_hdmi_i2c_write(struct rk3066_hdmi *hdmi, 
struct i2c_msg *msgs)
        if (msgs->addr == DDC_ADDR)
                hdmi->i2c->ddc_addr = msgs->buf[0];
 
+       /* Set edid fifo first address. */
+       hdmi_writeb(hdmi, HDMI_EDID_FIFO_ADDR, 0x00);
+
        /* Set edid word address 0x00/0x80. */
        hdmi_writeb(hdmi, HDMI_EDID_WORD_ADDR, hdmi->i2c->ddc_addr);
 
-- 
2.11.0

_______________________________________________
dri-devel mailing list
[email protected]
https://lists.freedesktop.org/mailman/listinfo/dri-devel

Reply via email to