From 9370bb92b2d16684ee45cf24e879c93c509162da Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 19 Dec 2024 01:47:39 +0000
Subject: [PATCH] add wifi6 8852be driver
---
kernel/drivers/media/i2c/adv7842.c | 67 +++++++++++++++++----------------
1 files changed, 34 insertions(+), 33 deletions(-)
diff --git a/kernel/drivers/media/i2c/adv7842.c b/kernel/drivers/media/i2c/adv7842.c
index 249352a..a870117 100644
--- a/kernel/drivers/media/i2c/adv7842.c
+++ b/kernel/drivers/media/i2c/adv7842.c
@@ -1527,6 +1527,7 @@
v4l2_find_dv_timings_cap(timings, adv7842_get_dv_timings_cap(sd),
is_digital_input(sd) ? 250000 : 1000000,
adv7842_check_dv_timings, NULL);
+ timings->bt.flags |= V4L2_DV_FL_CAN_DETECT_REDUCED_FPS;
}
static int adv7842_query_dv_timings(struct v4l2_subdev *sd,
@@ -1598,6 +1599,14 @@
bt->il_vbackporch = 0;
}
adv7842_fill_optional_dv_timings_fields(sd, timings);
+ if ((timings->bt.flags & V4L2_DV_FL_CAN_REDUCE_FPS) &&
+ freq < bt->pixelclock) {
+ u32 reduced_freq = ((u32)bt->pixelclock / 1001) * 1000;
+ u32 delta_freq = abs(freq - reduced_freq);
+
+ if (delta_freq < ((u32)bt->pixelclock - reduced_freq) / 2)
+ timings->bt.flags |= V4L2_DV_FL_REDUCED_FPS;
+ }
} else {
/* find format
* Since LCVS values are inaccurate [REF_03, p. 339-340],
@@ -2538,7 +2547,7 @@
u8 payload_addr;
};
-static void log_infoframe(struct v4l2_subdev *sd, struct adv7842_cfg_read_infoframe *cri)
+static void log_infoframe(struct v4l2_subdev *sd, const struct adv7842_cfg_read_infoframe *cri)
{
int i;
u8 buffer[32];
@@ -2565,7 +2574,7 @@
for (i = 0; i < len; i++)
buffer[i + 3] = infoframe_read(sd, cri->payload_addr + i);
- if (hdmi_infoframe_unpack(&frame, buffer, sizeof(buffer)) < 0) {
+ if (hdmi_infoframe_unpack(&frame, buffer, len + 3) < 0) {
v4l2_err(sd, "%s: unpack of %s infoframe failed\n", __func__, cri->desc);
return;
}
@@ -2576,7 +2585,7 @@
static void adv7842_log_infoframes(struct v4l2_subdev *sd)
{
int i;
- struct adv7842_cfg_read_infoframe cri[] = {
+ static const struct adv7842_cfg_read_infoframe cri[] = {
{ "AVI", 0x01, 0xe0, 0x00 },
{ "Audio", 0x02, 0xe3, 0x1c },
{ "SDP", 0x04, 0xe6, 0x2a },
@@ -3093,11 +3102,11 @@
io_write(sd, 0x00, 0x01); /* Program SDP 4x1 */
io_write(sd, 0x01, 0x00); /* Program SDP mode */
- afe_write(sd, 0x80, 0x92); /* SDP Recommeneded Write */
- afe_write(sd, 0x9B, 0x01); /* SDP Recommeneded Write ADV7844ES1 */
- afe_write(sd, 0x9C, 0x60); /* SDP Recommeneded Write ADV7844ES1 */
- afe_write(sd, 0x9E, 0x02); /* SDP Recommeneded Write ADV7844ES1 */
- afe_write(sd, 0xA0, 0x0B); /* SDP Recommeneded Write ADV7844ES1 */
+ afe_write(sd, 0x80, 0x92); /* SDP Recommended Write */
+ afe_write(sd, 0x9B, 0x01); /* SDP Recommended Write ADV7844ES1 */
+ afe_write(sd, 0x9C, 0x60); /* SDP Recommended Write ADV7844ES1 */
+ afe_write(sd, 0x9E, 0x02); /* SDP Recommended Write ADV7844ES1 */
+ afe_write(sd, 0xA0, 0x0B); /* SDP Recommended Write ADV7844ES1 */
afe_write(sd, 0xC3, 0x02); /* Memory BIST Initialisation */
io_write(sd, 0x0C, 0x40); /* Power up ADV7844 */
io_write(sd, 0x15, 0xBA); /* Enable outputs */
@@ -3342,28 +3351,17 @@
static void adv7842_unregister_clients(struct v4l2_subdev *sd)
{
struct adv7842_state *state = to_state(sd);
- if (state->i2c_avlink)
- i2c_unregister_device(state->i2c_avlink);
- if (state->i2c_cec)
- i2c_unregister_device(state->i2c_cec);
- if (state->i2c_infoframe)
- i2c_unregister_device(state->i2c_infoframe);
- if (state->i2c_sdp_io)
- i2c_unregister_device(state->i2c_sdp_io);
- if (state->i2c_sdp)
- i2c_unregister_device(state->i2c_sdp);
- if (state->i2c_afe)
- i2c_unregister_device(state->i2c_afe);
- if (state->i2c_repeater)
- i2c_unregister_device(state->i2c_repeater);
- if (state->i2c_edid)
- i2c_unregister_device(state->i2c_edid);
- if (state->i2c_hdmi)
- i2c_unregister_device(state->i2c_hdmi);
- if (state->i2c_cp)
- i2c_unregister_device(state->i2c_cp);
- if (state->i2c_vdp)
- i2c_unregister_device(state->i2c_vdp);
+ i2c_unregister_device(state->i2c_avlink);
+ i2c_unregister_device(state->i2c_cec);
+ i2c_unregister_device(state->i2c_infoframe);
+ i2c_unregister_device(state->i2c_sdp_io);
+ i2c_unregister_device(state->i2c_sdp);
+ i2c_unregister_device(state->i2c_afe);
+ i2c_unregister_device(state->i2c_repeater);
+ i2c_unregister_device(state->i2c_edid);
+ i2c_unregister_device(state->i2c_hdmi);
+ i2c_unregister_device(state->i2c_cp);
+ i2c_unregister_device(state->i2c_vdp);
state->i2c_avlink = NULL;
state->i2c_cec = NULL;
@@ -3391,9 +3389,12 @@
return NULL;
}
- cp = i2c_new_dummy(client->adapter, io_read(sd, io_reg) >> 1);
- if (!cp)
- v4l2_err(sd, "register %s on i2c addr 0x%x failed\n", desc, addr);
+ cp = i2c_new_dummy_device(client->adapter, io_read(sd, io_reg) >> 1);
+ if (IS_ERR(cp)) {
+ v4l2_err(sd, "register %s on i2c addr 0x%x failed with %ld\n",
+ desc, addr, PTR_ERR(cp));
+ cp = NULL;
+ }
return cp;
}
--
Gitblit v1.6.2