From: Nickey Yang nickey.yang@rock-chips.com
Fix edid reading error when edid's block > 2.
Signed-off-by: Nickey Yang nickey.yang@rock-chips.com Signed-off-by: Johan Jonker jbx6244@gmail.com --- 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);