2019-12-11 20:35:10

by Johan Jonker

Subject: [PATCH] drm: rockchip: rk3066_hdmi: set edid fifo address

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

2020-01-06 11:27:43

by Heiko Stuebner

Subject: Re: [PATCH] drm: rockchip: rk3066_hdmi: set edid fifo address

Am Mittwoch, 11. Dezember 2019, 21:34:17 CET schrieb Johan Jonker:
> 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]>

applied to drm-misc-next for 5.6

Thanks
Heiko