From 37f49e37ab4cb5d0bc4c60eb5c6d4dd57db767bb Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:44:59 +0000
Subject: [PATCH] gmac get mac form eeprom
---
kernel/drivers/staging/media/imx/imx-ic-prp.c | 113 ++++++++++++++++++++++++++------------------------------
1 files changed, 52 insertions(+), 61 deletions(-)
diff --git a/kernel/drivers/staging/media/imx/imx-ic-prp.c b/kernel/drivers/staging/media/imx/imx-ic-prp.c
index 98923fc..5b09e11 100644
--- a/kernel/drivers/staging/media/imx/imx-ic-prp.c
+++ b/kernel/drivers/staging/media/imx/imx-ic-prp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0+
/*
* V4L2 Capture IC Preprocess Subdev for Freescale i.MX5/6 SOC
*
@@ -6,11 +7,6 @@
* for resizing, colorspace conversion, and rotation.
*
* Copyright (c) 2012-2017 Mentor Graphics Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#include <linux/delay.h>
#include <linux/interrupt.h>
@@ -30,8 +26,8 @@
/*
* Min/Max supported width and heights.
*/
-#define MIN_W 176
-#define MIN_H 144
+#define MIN_W 32
+#define MIN_H 32
#define MAX_W 4096
#define MAX_H 4096
#define W_ALIGN 4 /* multiple of 16 pixels */
@@ -39,15 +35,11 @@
#define S_ALIGN 1 /* multiple of 2 */
struct prp_priv {
- struct imx_media_dev *md;
struct imx_ic_priv *ic_priv;
struct media_pad pad[PRP_NUM_PADS];
/* lock to protect all members below */
struct mutex lock;
-
- /* IPU units we require */
- struct ipu_soc *ipu;
struct v4l2_subdev *src_sd;
struct v4l2_subdev *sink_sd_prpenc;
@@ -66,7 +58,7 @@
{
struct imx_ic_priv *ic_priv = v4l2_get_subdevdata(sd);
- return ic_priv->prp_priv;
+ return ic_priv->task_priv;
}
static int prp_start(struct prp_priv *priv)
@@ -74,12 +66,10 @@
struct imx_ic_priv *ic_priv = priv->ic_priv;
bool src_is_vdic;
- priv->ipu = priv->md->ipu[ic_priv->ipu_id];
-
/* set IC to receive from CSI or VDI depending on source */
- src_is_vdic = !!(priv->src_sd->grp_id & IMX_MEDIA_GRP_ID_VDIC);
+ src_is_vdic = !!(priv->src_sd->grp_id & IMX_MEDIA_GRP_ID_IPU_VDIC);
- ipu_set_ic_src_mux(priv->ipu, priv->csi_id, src_is_vdic);
+ ipu_set_ic_src_mux(ic_priv->ipu, priv->csi_id, src_is_vdic);
return 0;
}
@@ -116,8 +106,8 @@
switch (code->pad) {
case PRP_SINK_PAD:
- ret = imx_media_enum_ipu_format(&code->code, code->index,
- CS_SEL_ANY);
+ ret = imx_media_enum_ipu_formats(&code->code, code->index,
+ PIXFMT_SEL_YUV_RGB);
break;
case PRP_SRC_PAD_PRPENC:
case PRP_SRC_PAD_PRPVF:
@@ -190,15 +180,17 @@
MIN_H, MAX_H, H_ALIGN, S_ALIGN);
cc = imx_media_find_ipu_format(sdformat->format.code,
- CS_SEL_ANY);
+ PIXFMT_SEL_YUV_RGB);
if (!cc) {
- imx_media_enum_ipu_format(&code, 0, CS_SEL_ANY);
- cc = imx_media_find_ipu_format(code, CS_SEL_ANY);
+ imx_media_enum_ipu_formats(&code, 0,
+ PIXFMT_SEL_YUV_RGB);
+ cc = imx_media_find_ipu_format(code,
+ PIXFMT_SEL_YUV_RGB);
sdformat->format.code = cc->codes[0];
}
- imx_media_fill_default_mbus_fields(&sdformat->format, infmt,
- true);
+ if (sdformat->format.field == V4L2_FIELD_ANY)
+ sdformat->format.field = V4L2_FIELD_NONE;
break;
case PRP_SRC_PAD_PRPENC:
case PRP_SRC_PAD_PRPVF:
@@ -206,6 +198,8 @@
sdformat->format = *infmt;
break;
}
+
+ imx_media_try_colorimetry(&sdformat->format, true);
fmt = __prp_get_fmt(priv, cfg, sdformat->pad, sdformat->which);
*fmt = sdformat->format;
@@ -220,12 +214,12 @@
{
struct v4l2_subdev *sd = media_entity_to_v4l2_subdev(entity);
struct imx_ic_priv *ic_priv = v4l2_get_subdevdata(sd);
- struct prp_priv *priv = ic_priv->prp_priv;
+ struct prp_priv *priv = ic_priv->task_priv;
struct v4l2_subdev *remote_sd;
int ret = 0;
- dev_dbg(ic_priv->dev, "link setup %s -> %s", remote->entity->name,
- local->entity->name);
+ dev_dbg(ic_priv->ipu_dev, "%s: link setup %s -> %s",
+ ic_priv->sd.name, remote->entity->name, local->entity->name);
remote_sd = media_entity_to_v4l2_subdev(remote->entity);
@@ -237,8 +231,8 @@
ret = -EBUSY;
goto out;
}
- if (priv->sink_sd_prpenc && (remote_sd->grp_id &
- IMX_MEDIA_GRP_ID_VDIC)) {
+ if (priv->sink_sd_prpenc &&
+ (remote_sd->grp_id & IMX_MEDIA_GRP_ID_IPU_VDIC)) {
ret = -EINVAL;
goto out;
}
@@ -259,7 +253,7 @@
goto out;
}
if (priv->src_sd && (priv->src_sd->grp_id &
- IMX_MEDIA_GRP_ID_VDIC)) {
+ IMX_MEDIA_GRP_ID_IPU_VDIC)) {
ret = -EINVAL;
goto out;
}
@@ -299,7 +293,7 @@
struct v4l2_subdev_format *sink_fmt)
{
struct imx_ic_priv *ic_priv = v4l2_get_subdevdata(sd);
- struct prp_priv *priv = ic_priv->prp_priv;
+ struct prp_priv *priv = ic_priv->task_priv;
struct v4l2_subdev *csi;
int ret;
@@ -308,14 +302,14 @@
if (ret)
return ret;
- csi = imx_media_find_upstream_subdev(priv->md, &ic_priv->sd.entity,
- IMX_MEDIA_GRP_ID_CSI);
+ csi = imx_media_pipeline_subdev(&ic_priv->sd.entity,
+ IMX_MEDIA_GRP_ID_IPU_CSI, true);
if (IS_ERR(csi))
csi = NULL;
mutex_lock(&priv->lock);
- if (priv->src_sd->grp_id & IMX_MEDIA_GRP_ID_VDIC) {
+ if (priv->src_sd->grp_id & IMX_MEDIA_GRP_ID_IPU_VDIC) {
/*
* the ->PRPENC link cannot be enabled if the source
* is the VDIC
@@ -334,10 +328,10 @@
if (csi) {
switch (csi->grp_id) {
- case IMX_MEDIA_GRP_ID_CSI0:
+ case IMX_MEDIA_GRP_ID_IPU_CSI0:
priv->csi_id = 0;
break;
- case IMX_MEDIA_GRP_ID_CSI1:
+ case IMX_MEDIA_GRP_ID_IPU_CSI1:
priv->csi_id = 1;
break;
default:
@@ -355,7 +349,7 @@
static int prp_s_stream(struct v4l2_subdev *sd, int enable)
{
struct imx_ic_priv *ic_priv = v4l2_get_subdevdata(sd);
- struct prp_priv *priv = ic_priv->prp_priv;
+ struct prp_priv *priv = ic_priv->task_priv;
int ret = 0;
mutex_lock(&priv->lock);
@@ -372,7 +366,8 @@
if (priv->stream_count != !enable)
goto update_count;
- dev_dbg(ic_priv->dev, "stream %s\n", enable ? "ON" : "OFF");
+ dev_dbg(ic_priv->ipu_dev, "%s: stream %s\n", sd->name,
+ enable ? "ON" : "OFF");
if (enable)
ret = prp_start(priv);
@@ -422,43 +417,33 @@
if (fi->pad >= PRP_NUM_PADS)
return -EINVAL;
- /* No limits on frame interval */
mutex_lock(&priv->lock);
- priv->frame_interval = fi->interval;
+
+ /* No limits on valid frame intervals */
+ if (fi->interval.numerator == 0 || fi->interval.denominator == 0)
+ fi->interval = priv->frame_interval;
+ else
+ priv->frame_interval = fi->interval;
+
mutex_unlock(&priv->lock);
return 0;
}
-/*
- * retrieve our pads parsed from the OF graph by the media device
- */
static int prp_registered(struct v4l2_subdev *sd)
{
struct prp_priv *priv = sd_to_priv(sd);
- int i, ret;
u32 code;
-
- /* get media device */
- priv->md = dev_get_drvdata(sd->v4l2_dev->dev);
-
- for (i = 0; i < PRP_NUM_PADS; i++) {
- priv->pad[i].flags = (i == PRP_SINK_PAD) ?
- MEDIA_PAD_FL_SINK : MEDIA_PAD_FL_SOURCE;
- }
/* init default frame interval */
priv->frame_interval.numerator = 1;
priv->frame_interval.denominator = 30;
/* set a default mbus format */
- imx_media_enum_ipu_format(&code, 0, CS_SEL_YUV);
- ret = imx_media_init_mbus_fmt(&priv->format_mbus, 640, 480, code,
- V4L2_FIELD_NONE, NULL);
- if (ret)
- return ret;
+ imx_media_enum_ipu_formats(&code, 0, PIXFMT_SEL_YUV);
- return media_entity_pads_init(&sd->entity, PRP_NUM_PADS, priv->pad);
+ return imx_media_init_mbus_fmt(&priv->format_mbus, 640, 480, code,
+ V4L2_FIELD_NONE, NULL);
}
static const struct v4l2_subdev_pad_ops prp_pad_ops = {
@@ -492,21 +477,27 @@
static int prp_init(struct imx_ic_priv *ic_priv)
{
struct prp_priv *priv;
+ int i;
- priv = devm_kzalloc(ic_priv->dev, sizeof(*priv), GFP_KERNEL);
+ priv = devm_kzalloc(ic_priv->ipu_dev, sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
mutex_init(&priv->lock);
- ic_priv->prp_priv = priv;
+ ic_priv->task_priv = priv;
priv->ic_priv = ic_priv;
- return 0;
+ for (i = 0; i < PRP_NUM_PADS; i++)
+ priv->pad[i].flags = (i == PRP_SINK_PAD) ?
+ MEDIA_PAD_FL_SINK : MEDIA_PAD_FL_SOURCE;
+
+ return media_entity_pads_init(&ic_priv->sd.entity, PRP_NUM_PADS,
+ priv->pad);
}
static void prp_remove(struct imx_ic_priv *ic_priv)
{
- struct prp_priv *priv = ic_priv->prp_priv;
+ struct prp_priv *priv = ic_priv->task_priv;
mutex_destroy(&priv->lock);
}
--
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