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2024-01-03 2f7c68cb55ecb7331f2381deb497c27155f32faf 
 kernel/drivers/media/platform/davinci/vpfe_capture.c
....@@ -1,15 +1,6 @@
1
+// SPDX-License-Identifier: GPL-2.0-or-later
12 /*
23  * Copyright (C) 2008-2009 Texas Instruments Inc
3
- *
4
- * This program is free software; you can redistribute it and/or modify
5
- * it under the terms of the GNU General Public License as published by
6
- * the Free Software Foundation; either version 2 of the License, or
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- * (at your option) any later version.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
11
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
134  *
145  * Driver name : VPFE Capture driver
156  *    VPFE Capture driver allows applications to capture and stream video
....@@ -23,7 +14,6 @@
2314  *    YUV data through an in-built analog encoder or Digital LCD port. This
2415  *    driver is for capture through VPFE. A typical EVM using these SoCs have
2516  *    following high level configuration.
26
- *
2717  *
2818  *    decoder(TVP5146/		YUV/
2919  *	     MT9T001)   -->  Raw Bayer RGB ---> MUX -> VPFE (CCDC/ISIF)
....@@ -129,57 +119,27 @@
129119 /* Used when raw Bayer image from ccdc is directly captured to SDRAM */
130120 static const struct vpfe_pixel_format vpfe_pix_fmts[] = {
131121 	{
132
-		.fmtdesc = {
133
-			.index = 0,
134
-			.type = V4L2_BUF_TYPE_VIDEO_CAPTURE,
135
-			.description = "Bayer GrRBGb 8bit A-Law compr.",
136
-			.pixelformat = V4L2_PIX_FMT_SBGGR8,
137
-		},
122
+		.pixelformat = V4L2_PIX_FMT_SBGGR8,
138123 		.bpp = 1,
139124 	},
140125 	{
141
-		.fmtdesc = {
142
-			.index = 1,
143
-			.type = V4L2_BUF_TYPE_VIDEO_CAPTURE,
144
-			.description = "Bayer GrRBGb - 16bit",
145
-			.pixelformat = V4L2_PIX_FMT_SBGGR16,
146
-		},
126
+		.pixelformat = V4L2_PIX_FMT_SBGGR16,
147127 		.bpp = 2,
148128 	},
149129 	{
150
-		.fmtdesc = {
151
-			.index = 2,
152
-			.type = V4L2_BUF_TYPE_VIDEO_CAPTURE,
153
-			.description = "Bayer GrRBGb 8bit DPCM compr.",
154
-			.pixelformat = V4L2_PIX_FMT_SGRBG10DPCM8,
155
-		},
130
+		.pixelformat = V4L2_PIX_FMT_SGRBG10DPCM8,
156131 		.bpp = 1,
157132 	},
158133 	{
159
-		.fmtdesc = {
160
-			.index = 3,
161
-			.type = V4L2_BUF_TYPE_VIDEO_CAPTURE,
162
-			.description = "YCbCr 4:2:2 Interleaved UYVY",
163
-			.pixelformat = V4L2_PIX_FMT_UYVY,
164
-		},
134
+		.pixelformat = V4L2_PIX_FMT_UYVY,
165135 		.bpp = 2,
166136 	},
167137 	{
168
-		.fmtdesc = {
169
-			.index = 4,
170
-			.type = V4L2_BUF_TYPE_VIDEO_CAPTURE,
171
-			.description = "YCbCr 4:2:2 Interleaved YUYV",
172
-			.pixelformat = V4L2_PIX_FMT_YUYV,
173
-		},
138
+		.pixelformat = V4L2_PIX_FMT_YUYV,
174139 		.bpp = 2,
175140 	},
176141 	{
177
-		.fmtdesc = {
178
-			.index = 5,
179
-			.type = V4L2_BUF_TYPE_VIDEO_CAPTURE,
180
-			.description = "Y/CbCr 4:2:0 - Semi planar",
181
-			.pixelformat = V4L2_PIX_FMT_NV12,
182
-		},
142
+		.pixelformat = V4L2_PIX_FMT_NV12,
183143 		.bpp = 1,
184144 	},
185145 };
....@@ -193,7 +153,7 @@
193153 	int i;
194154 
195155 	for (i = 0; i < ARRAY_SIZE(vpfe_pix_fmts); i++) {
196
-		if (pix_format == vpfe_pix_fmts[i].fmtdesc.pixelformat)
156
+		if (pix_format == vpfe_pix_fmts[i].pixelformat)
197157 			return &vpfe_pix_fmts[i];
198158 	}
199159 	return NULL;
....@@ -208,21 +168,22 @@
208168 	int ret = 0;
209169 	printk(KERN_NOTICE "vpfe_register_ccdc_device: %s\n", dev->name);
210170 
211
-	BUG_ON(!dev->hw_ops.open);
212
-	BUG_ON(!dev->hw_ops.enable);
213
-	BUG_ON(!dev->hw_ops.set_hw_if_params);
214
-	BUG_ON(!dev->hw_ops.configure);
215
-	BUG_ON(!dev->hw_ops.set_buftype);
216
-	BUG_ON(!dev->hw_ops.get_buftype);
217
-	BUG_ON(!dev->hw_ops.enum_pix);
218
-	BUG_ON(!dev->hw_ops.set_frame_format);
219
-	BUG_ON(!dev->hw_ops.get_frame_format);
220
-	BUG_ON(!dev->hw_ops.get_pixel_format);
221
-	BUG_ON(!dev->hw_ops.set_pixel_format);
222
-	BUG_ON(!dev->hw_ops.set_image_window);
223
-	BUG_ON(!dev->hw_ops.get_image_window);
224
-	BUG_ON(!dev->hw_ops.get_line_length);
225
-	BUG_ON(!dev->hw_ops.getfid);
171
+	if (!dev->hw_ops.open ||
172
+	    !dev->hw_ops.enable ||
173
+	    !dev->hw_ops.set_hw_if_params ||
174
+	    !dev->hw_ops.configure ||
175
+	    !dev->hw_ops.set_buftype ||
176
+	    !dev->hw_ops.get_buftype ||
177
+	    !dev->hw_ops.enum_pix ||
178
+	    !dev->hw_ops.set_frame_format ||
179
+	    !dev->hw_ops.get_frame_format ||
180
+	    !dev->hw_ops.get_pixel_format ||
181
+	    !dev->hw_ops.set_pixel_format ||
182
+	    !dev->hw_ops.set_image_window ||
183
+	    !dev->hw_ops.get_image_window ||
184
+	    !dev->hw_ops.get_line_length ||
185
+	    !dev->hw_ops.getfid)
186
+		return -EINVAL;
226187 
227188 	mutex_lock(&ccdc_lock);
228189 	if (!ccdc_cfg) {
....@@ -518,7 +479,7 @@
518479 
519480 static void vpfe_process_buffer_complete(struct vpfe_device *vpfe_dev)
520481 {
521
-	v4l2_get_timestamp(&vpfe_dev->cur_frm->ts);
482
+	vpfe_dev->cur_frm->ts = ktime_get_ns();
522483 	vpfe_dev->cur_frm->state = VIDEOBUF_DONE;
523484 	vpfe_dev->cur_frm->size = vpfe_dev->fmt.fmt.pix.sizeimage;
524485 	wake_up_interruptible(&vpfe_dev->cur_frm->done);
....@@ -792,7 +753,7 @@
792753 	temp = 0;
793754 	found = 0;
794755 	while (ccdc_dev->hw_ops.enum_pix(&pix, temp) >= 0) {
795
-		if (vpfe_pix_fmt->fmtdesc.pixelformat == pix) {
756
+		if (vpfe_pix_fmt->pixelformat == pix) {
796757 			found = 1;
797758 			break;
798759 		}
....@@ -887,11 +848,9 @@
887848 
888849 	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_querycap\n");
889850 
890
-	cap->device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING;
891
-	cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
892
-	strlcpy(cap->driver, CAPTURE_DRV_NAME, sizeof(cap->driver));
893
-	strlcpy(cap->bus_info, "VPFE", sizeof(cap->bus_info));
894
-	strlcpy(cap->card, vpfe_dev->cfg->card_name, sizeof(cap->card));
851
+	strscpy(cap->driver, CAPTURE_DRV_NAME, sizeof(cap->driver));
852
+	strscpy(cap->bus_info, "VPFE", sizeof(cap->bus_info));
853
+	strscpy(cap->card, vpfe_dev->cfg->card_name, sizeof(cap->card));
895854 	return 0;
896855 }
897856 
....@@ -911,7 +870,6 @@
911870 {
912871 	struct vpfe_device *vpfe_dev = video_drvdata(file);
913872 	const struct vpfe_pixel_format *pix_fmt;
914
-	int temp_index;
915873 	u32 pix;
916874 
917875 	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_enum_fmt_vid_cap\n");
....@@ -922,9 +880,7 @@
922880 	/* Fill in the information about format */
923881 	pix_fmt = vpfe_lookup_pix_format(pix);
924882 	if (pix_fmt) {
925
-		temp_index = fmt->index;
926
-		*fmt = pix_fmt->fmtdesc;
927
-		fmt->index = temp_index;
883
+		fmt->pixelformat = pix_fmt->pixelformat;
928884 		return 0;
929885 	}
930886 	return -EINVAL;
....@@ -1558,20 +1514,20 @@
15581514 	return ret;
15591515 }
15601516 
1561
-static int vpfe_cropcap(struct file *file, void *priv,
1562
-			      struct v4l2_cropcap *crop)
1517
+static int vpfe_g_pixelaspect(struct file *file, void *priv,
1518
+			      int type, struct v4l2_fract *f)
15631519 {
15641520 	struct vpfe_device *vpfe_dev = video_drvdata(file);
15651521 
1566
-	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_cropcap\n");
1522
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_g_pixelaspect\n");
15671523 
1568
-	if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
1524
+	if (type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
15691525 		return -EINVAL;
15701526 	/* If std_index is invalid, then just return (== 1:1 aspect) */
15711527 	if (vpfe_dev->std_index >= ARRAY_SIZE(vpfe_standards))
15721528 		return 0;
15731529 
1574
-	crop->pixelaspect = vpfe_standards[vpfe_dev->std_index].pixelaspect;
1530
+	*f = vpfe_standards[vpfe_dev->std_index].pixelaspect;
15751531 	return 0;
15761532 }
15771533 
....@@ -1677,7 +1633,7 @@
16771633 	.vidioc_dqbuf		 = vpfe_dqbuf,
16781634 	.vidioc_streamon	 = vpfe_streamon,
16791635 	.vidioc_streamoff	 = vpfe_streamoff,
1680
-	.vidioc_cropcap		 = vpfe_cropcap,
1636
+	.vidioc_g_pixelaspect	 = vpfe_g_pixelaspect,
16811637 	.vidioc_g_selection	 = vpfe_g_selection,
16821638 	.vidioc_s_selection	 = vpfe_s_selection,
16831639 };
....@@ -1759,7 +1715,7 @@
17591715 
17601716 	mutex_lock(&ccdc_lock);
17611717 
1762
-	strncpy(ccdc_cfg->name, vpfe_cfg->ccdc, 32);
1718
+	strscpy(ccdc_cfg->name, vpfe_cfg->ccdc, sizeof(ccdc_cfg->name));
17631719 	/* Get VINT0 irq resource */
17641720 	res1 = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
17651721 	if (!res1) {
....@@ -1795,6 +1751,7 @@
17951751 	vfd->ioctl_ops		= &vpfe_ioctl_ops;
17961752 	vfd->tvnorms		= 0;
17971753 	vfd->v4l2_dev		= &vpfe_dev->v4l2_dev;
1754
+	vfd->device_caps	= V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING;
17981755 	snprintf(vfd->name, sizeof(vfd->name),
17991756 		 "%s_V%d.%d.%d",
18001757 		 CAPTURE_DRV_NAME,
....@@ -1823,7 +1780,7 @@
18231780 		"video_dev=%p\n", &vpfe_dev->video_dev);
18241781 	vpfe_dev->fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
18251782 	ret = video_register_device(&vpfe_dev->video_dev,
1826
-				    VFL_TYPE_GRABBER, -1);
1783
+				    VFL_TYPE_VIDEO, -1);
18271784 
18281785 	if (ret) {
18291786 		v4l2_err(pdev->dev.driver,