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2024-01-04 1543e317f1da31b75942316931e8f491a8920811 
 kernel/drivers/media/platform/exynos4-is/fimc-core.c
....@@ -1,13 +1,9 @@
1
+// SPDX-License-Identifier: GPL-2.0-or-later
12 /*
23  * Samsung S5P/EXYNOS4 SoC series FIMC (CAMIF) driver
34  *
45  * Copyright (C) 2010-2012 Samsung Electronics Co., Ltd.
56  * Sylwester Nawrocki <s.nawrocki@samsung.com>
6
- *
7
- * This program is free software; you can redistribute it and/or modify
8
- * it under the terms of the GNU General Public License as published
9
- * by the Free Software Foundation, either version 2 of the License,
10
- * or (at your option) any later version.
117  */
128 
139 #include <linux/module.h>
....@@ -40,7 +36,6 @@
4036 
4137 static struct fimc_fmt fimc_formats[] = {
4238 	{
43
-		.name		= "RGB565",
4439 		.fourcc		= V4L2_PIX_FMT_RGB565,
4540 		.depth		= { 16 },
4641 		.color		= FIMC_FMT_RGB565,
....@@ -48,7 +43,6 @@
4843 		.colplanes	= 1,
4944 		.flags		= FMT_FLAGS_M2M,
5045 	}, {
51
-		.name		= "BGR666",
5246 		.fourcc		= V4L2_PIX_FMT_BGR666,
5347 		.depth		= { 32 },
5448 		.color		= FIMC_FMT_RGB666,
....@@ -56,7 +50,6 @@
5650 		.colplanes	= 1,
5751 		.flags		= FMT_FLAGS_M2M,
5852 	}, {
59
-		.name		= "BGRA8888, 32 bpp",
6053 		.fourcc		= V4L2_PIX_FMT_BGR32,
6154 		.depth		= { 32 },
6255 		.color		= FIMC_FMT_RGB888,
....@@ -64,7 +57,6 @@
6457 		.colplanes	= 1,
6558 		.flags		= FMT_FLAGS_M2M | FMT_HAS_ALPHA,
6659 	}, {
67
-		.name		= "ARGB1555",
6860 		.fourcc		= V4L2_PIX_FMT_RGB555,
6961 		.depth		= { 16 },
7062 		.color		= FIMC_FMT_RGB555,
....@@ -72,7 +64,6 @@
7264 		.colplanes	= 1,
7365 		.flags		= FMT_FLAGS_M2M_OUT | FMT_HAS_ALPHA,
7466 	}, {
75
-		.name		= "ARGB4444",
7667 		.fourcc		= V4L2_PIX_FMT_RGB444,
7768 		.depth		= { 16 },
7869 		.color		= FIMC_FMT_RGB444,
....@@ -80,11 +71,9 @@
8071 		.colplanes	= 1,
8172 		.flags		= FMT_FLAGS_M2M_OUT | FMT_HAS_ALPHA,
8273 	}, {
83
-		.name		= "YUV 4:4:4",
8474 		.mbus_code	= MEDIA_BUS_FMT_YUV10_1X30,
8575 		.flags		= FMT_FLAGS_WRITEBACK,
8676 	}, {
87
-		.name		= "YUV 4:2:2 packed, YCbYCr",
8877 		.fourcc		= V4L2_PIX_FMT_YUYV,
8978 		.depth		= { 16 },
9079 		.color		= FIMC_FMT_YCBYCR422,
....@@ -93,7 +82,6 @@
9382 		.mbus_code	= MEDIA_BUS_FMT_YUYV8_2X8,
9483 		.flags		= FMT_FLAGS_M2M | FMT_FLAGS_CAM,
9584 	}, {
96
-		.name		= "YUV 4:2:2 packed, CbYCrY",
9785 		.fourcc		= V4L2_PIX_FMT_UYVY,
9886 		.depth		= { 16 },
9987 		.color		= FIMC_FMT_CBYCRY422,
....@@ -102,7 +90,6 @@
10290 		.mbus_code	= MEDIA_BUS_FMT_UYVY8_2X8,
10391 		.flags		= FMT_FLAGS_M2M | FMT_FLAGS_CAM,
10492 	}, {
105
-		.name		= "YUV 4:2:2 packed, CrYCbY",
10693 		.fourcc		= V4L2_PIX_FMT_VYUY,
10794 		.depth		= { 16 },
10895 		.color		= FIMC_FMT_CRYCBY422,
....@@ -111,7 +98,6 @@
11198 		.mbus_code	= MEDIA_BUS_FMT_VYUY8_2X8,
11299 		.flags		= FMT_FLAGS_M2M | FMT_FLAGS_CAM,
113100 	}, {
114
-		.name		= "YUV 4:2:2 packed, YCrYCb",
115101 		.fourcc		= V4L2_PIX_FMT_YVYU,
116102 		.depth		= { 16 },
117103 		.color		= FIMC_FMT_YCRYCB422,
....@@ -120,7 +106,6 @@
120106 		.mbus_code	= MEDIA_BUS_FMT_YVYU8_2X8,
121107 		.flags		= FMT_FLAGS_M2M | FMT_FLAGS_CAM,
122108 	}, {
123
-		.name		= "YUV 4:2:2 planar, Y/Cb/Cr",
124109 		.fourcc		= V4L2_PIX_FMT_YUV422P,
125110 		.depth		= { 16 },
126111 		.color		= FIMC_FMT_YCBYCR422,
....@@ -128,7 +113,6 @@
128113 		.colplanes	= 3,
129114 		.flags		= FMT_FLAGS_M2M,
130115 	}, {
131
-		.name		= "YUV 4:2:2 planar, Y/CbCr",
132116 		.fourcc		= V4L2_PIX_FMT_NV16,
133117 		.depth		= { 16 },
134118 		.color		= FIMC_FMT_YCBYCR422,
....@@ -136,7 +120,6 @@
136120 		.colplanes	= 2,
137121 		.flags		= FMT_FLAGS_M2M,
138122 	}, {
139
-		.name		= "YUV 4:2:2 planar, Y/CrCb",
140123 		.fourcc		= V4L2_PIX_FMT_NV61,
141124 		.depth		= { 16 },
142125 		.color		= FIMC_FMT_YCRYCB422,
....@@ -144,7 +127,6 @@
144127 		.colplanes	= 2,
145128 		.flags		= FMT_FLAGS_M2M,
146129 	}, {
147
-		.name		= "YUV 4:2:0 planar, YCbCr",
148130 		.fourcc		= V4L2_PIX_FMT_YUV420,
149131 		.depth		= { 12 },
150132 		.color		= FIMC_FMT_YCBCR420,
....@@ -152,7 +134,6 @@
152134 		.colplanes	= 3,
153135 		.flags		= FMT_FLAGS_M2M,
154136 	}, {
155
-		.name		= "YUV 4:2:0 planar, Y/CbCr",
156137 		.fourcc		= V4L2_PIX_FMT_NV12,
157138 		.depth		= { 12 },
158139 		.color		= FIMC_FMT_YCBCR420,
....@@ -160,7 +141,6 @@
160141 		.colplanes	= 2,
161142 		.flags		= FMT_FLAGS_M2M,
162143 	}, {
163
-		.name		= "YUV 4:2:0 non-contig. 2p, Y/CbCr",
164144 		.fourcc		= V4L2_PIX_FMT_NV12M,
165145 		.color		= FIMC_FMT_YCBCR420,
166146 		.depth		= { 8, 4 },
....@@ -168,7 +148,6 @@
168148 		.colplanes	= 2,
169149 		.flags		= FMT_FLAGS_M2M,
170150 	}, {
171
-		.name		= "YUV 4:2:0 non-contig. 3p, Y/Cb/Cr",
172151 		.fourcc		= V4L2_PIX_FMT_YUV420M,
173152 		.color		= FIMC_FMT_YCBCR420,
174153 		.depth		= { 8, 2, 2 },
....@@ -176,7 +155,6 @@
176155 		.colplanes	= 3,
177156 		.flags		= FMT_FLAGS_M2M,
178157 	}, {
179
-		.name		= "YUV 4:2:0 non-contig. 2p, tiled",
180158 		.fourcc		= V4L2_PIX_FMT_NV12MT,
181159 		.color		= FIMC_FMT_YCBCR420,
182160 		.depth		= { 8, 4 },
....@@ -184,7 +162,6 @@
184162 		.colplanes	= 2,
185163 		.flags		= FMT_FLAGS_M2M,
186164 	}, {
187
-		.name		= "JPEG encoded data",
188165 		.fourcc		= V4L2_PIX_FMT_JPEG,
189166 		.color		= FIMC_FMT_JPEG,
190167 		.depth		= { 8 },
....@@ -193,7 +170,6 @@
193170 		.mbus_code	= MEDIA_BUS_FMT_JPEG_1X8,
194171 		.flags		= FMT_FLAGS_CAM | FMT_FLAGS_COMPRESSED,
195172 	}, {
196
-		.name		= "S5C73MX interleaved UYVY/JPEG",
197173 		.fourcc		= V4L2_PIX_FMT_S5C_UYVY_JPG,
198174 		.color		= FIMC_FMT_YUYV_JPEG,
199175 		.depth		= { 8 },
....@@ -978,9 +954,11 @@
978954 	spin_lock_init(&fimc->slock);
979955 	mutex_init(&fimc->lock);
980956 
981
-	fimc->sysreg = fimc_get_sysreg_regmap(dev->of_node);
982
-	if (IS_ERR(fimc->sysreg))
983
-		return PTR_ERR(fimc->sysreg);
957
+	if (fimc->variant->has_isp_wb) {
958
+		fimc->sysreg = fimc_get_sysreg_regmap(dev->of_node);
959
+		if (IS_ERR(fimc->sysreg))
960
+			return PTR_ERR(fimc->sysreg);
961
+	}
984962 
985963 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
986964 	fimc->regs = devm_ioremap_resource(dev, res);
....@@ -1134,67 +1112,8 @@
11341112 	return 0;
11351113 }
11361114 
1137
-/* Image pixel limits, similar across several FIMC HW revisions. */
1138
-static const struct fimc_pix_limit s5p_pix_limit[4] = {
1139
-	[0] = {
1140
-		.scaler_en_w	= 3264,
1141
-		.scaler_dis_w	= 8192,
1142
-		.out_rot_en_w	= 1920,
1143
-		.out_rot_dis_w	= 4224,
1144
-	},
1145
-	[1] = {
1146
-		.scaler_en_w	= 4224,
1147
-		.scaler_dis_w	= 8192,
1148
-		.out_rot_en_w	= 1920,
1149
-		.out_rot_dis_w	= 4224,
1150
-	},
1151
-	[2] = {
1152
-		.scaler_en_w	= 1920,
1153
-		.scaler_dis_w	= 8192,
1154
-		.out_rot_en_w	= 1280,
1155
-		.out_rot_dis_w	= 1920,
1156
-	},
1157
-};
1158
-
1159
-static const struct fimc_variant fimc0_variant_s5pv210 = {
1160
-	.has_inp_rot	 = 1,
1161
-	.has_out_rot	 = 1,
1162
-	.has_cam_if	 = 1,
1163
-	.min_inp_pixsize = 16,
1164
-	.min_out_pixsize = 16,
1165
-	.hor_offs_align	 = 8,
1166
-	.min_vsize_align = 16,
1167
-	.pix_limit	 = &s5p_pix_limit[1],
1168
-};
1169
-
1170
-static const struct fimc_variant fimc1_variant_s5pv210 = {
1171
-	.has_inp_rot	 = 1,
1172
-	.has_out_rot	 = 1,
1173
-	.has_cam_if	 = 1,
1174
-	.has_mainscaler_ext = 1,
1175
-	.min_inp_pixsize = 16,
1176
-	.min_out_pixsize = 16,
1177
-	.hor_offs_align	 = 1,
1178
-	.min_vsize_align = 1,
1179
-	.pix_limit	 = &s5p_pix_limit[2],
1180
-};
1181
-
1182
-static const struct fimc_variant fimc2_variant_s5pv210 = {
1183
-	.has_cam_if	 = 1,
1184
-	.min_inp_pixsize = 16,
1185
-	.min_out_pixsize = 16,
1186
-	.hor_offs_align	 = 8,
1187
-	.min_vsize_align = 16,
1188
-	.pix_limit	 = &s5p_pix_limit[2],
1189
-};
1190
-
11911115 /* S5PV210, S5PC110 */
11921116 static const struct fimc_drvdata fimc_drvdata_s5pv210 = {
1193
-	.variant = {
1194
-		[0] = &fimc0_variant_s5pv210,
1195
-		[1] = &fimc1_variant_s5pv210,
1196
-		[2] = &fimc2_variant_s5pv210,
1197
-	},
11981117 	.num_entities	= 3,
11991118 	.lclk_frequency	= 166000000UL,
12001119 	.out_buf_count	= 4,
....@@ -1255,7 +1174,7 @@
12551174 	return platform_driver_register(&fimc_driver);
12561175 }
12571176 
1258
-void __exit fimc_unregister_driver(void)
1177
+void fimc_unregister_driver(void)
12591178 {
12601179 	platform_driver_unregister(&fimc_driver);
12611180 }