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path: root/drivers/media/video/mx2_camera.c
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Diffstat (limited to 'drivers/media/video/mx2_camera.c')
-rw-r--r--drivers/media/video/mx2_camera.c37
1 files changed, 6 insertions, 31 deletions
diff --git a/drivers/media/video/mx2_camera.c b/drivers/media/video/mx2_camera.c
index ded26b7286fa..637bde8aca28 100644
--- a/drivers/media/video/mx2_camera.c
+++ b/drivers/media/video/mx2_camera.c
@@ -83,6 +83,7 @@
83#define CSICR1_INV_DATA (1 << 3) 83#define CSICR1_INV_DATA (1 << 3)
84#define CSICR1_INV_PCLK (1 << 2) 84#define CSICR1_INV_PCLK (1 << 2)
85#define CSICR1_REDGE (1 << 1) 85#define CSICR1_REDGE (1 << 1)
86#define CSICR1_FMT_MASK (CSICR1_PACK_DIR | CSICR1_SWAP16_EN)
86 87
87#define SHIFT_STATFF_LEVEL 22 88#define SHIFT_STATFF_LEVEL 22
88#define SHIFT_RXFF_LEVEL 19 89#define SHIFT_RXFF_LEVEL 19
@@ -230,6 +231,7 @@ struct mx2_prp_cfg {
230 u32 src_pixel; 231 u32 src_pixel;
231 u32 ch1_pixel; 232 u32 ch1_pixel;
232 u32 irq_flags; 233 u32 irq_flags;
234 u32 csicr1;
233}; 235};
234 236
235/* prp resizing parameters */ 237/* prp resizing parameters */
@@ -330,6 +332,7 @@ static struct mx2_fmt_cfg mx27_emma_prp_table[] = {
330 .ch1_pixel = 0x2ca00565, /* RGB565 */ 332 .ch1_pixel = 0x2ca00565, /* RGB565 */
331 .irq_flags = PRP_INTR_RDERR | PRP_INTR_CH1WERR | 333 .irq_flags = PRP_INTR_RDERR | PRP_INTR_CH1WERR |
332 PRP_INTR_CH1FC | PRP_INTR_LBOVF, 334 PRP_INTR_CH1FC | PRP_INTR_LBOVF,
335 .csicr1 = 0,
333 } 336 }
334 }, 337 },
335 { 338 {
@@ -343,6 +346,7 @@ static struct mx2_fmt_cfg mx27_emma_prp_table[] = {
343 .irq_flags = PRP_INTR_RDERR | PRP_INTR_CH2WERR | 346 .irq_flags = PRP_INTR_RDERR | PRP_INTR_CH2WERR |
344 PRP_INTR_CH2FC | PRP_INTR_LBOVF | 347 PRP_INTR_CH2FC | PRP_INTR_LBOVF |
345 PRP_INTR_CH2OVF, 348 PRP_INTR_CH2OVF,
349 .csicr1 = CSICR1_PACK_DIR,
346 } 350 }
347 }, 351 },
348 { 352 {
@@ -356,6 +360,7 @@ static struct mx2_fmt_cfg mx27_emma_prp_table[] = {
356 .irq_flags = PRP_INTR_RDERR | PRP_INTR_CH2WERR | 360 .irq_flags = PRP_INTR_RDERR | PRP_INTR_CH2WERR |
357 PRP_INTR_CH2FC | PRP_INTR_LBOVF | 361 PRP_INTR_CH2FC | PRP_INTR_LBOVF |
358 PRP_INTR_CH2OVF, 362 PRP_INTR_CH2OVF,
363 .csicr1 = CSICR1_SWAP16_EN,
359 } 364 }
360 }, 365 },
361}; 366};
@@ -984,7 +989,6 @@ static int mx2_camera_set_bus_param(struct soc_camera_device *icd)
984 struct soc_camera_host *ici = to_soc_camera_host(icd->parent); 989 struct soc_camera_host *ici = to_soc_camera_host(icd->parent);
985 struct mx2_camera_dev *pcdev = ici->priv; 990 struct mx2_camera_dev *pcdev = ici->priv;
986 struct v4l2_mbus_config cfg = {.type = V4L2_MBUS_PARALLEL,}; 991 struct v4l2_mbus_config cfg = {.type = V4L2_MBUS_PARALLEL,};
987 const struct soc_camera_format_xlate *xlate;
988 unsigned long common_flags; 992 unsigned long common_flags;
989 int ret; 993 int ret;
990 int bytesperline; 994 int bytesperline;
@@ -1029,24 +1033,7 @@ static int mx2_camera_set_bus_param(struct soc_camera_device *icd)
1029 return ret; 1033 return ret;
1030 } 1034 }
1031 1035
1032 xlate = soc_camera_xlate_by_fourcc(icd, pixfmt); 1036 csicr1 = (csicr1 & ~CSICR1_FMT_MASK) | pcdev->emma_prp->cfg.csicr1;
1033 if (!xlate) {
1034 dev_warn(icd->parent, "Format %x not found\n", pixfmt);
1035 return -EINVAL;
1036 }
1037
1038 if (xlate->code == V4L2_MBUS_FMT_YUYV8_2X8) {
1039 csicr1 |= CSICR1_PACK_DIR;
1040 csicr1 &= ~CSICR1_SWAP16_EN;
1041 dev_dbg(icd->parent, "already yuyv format, don't convert\n");
1042 } else if (xlate->code == V4L2_MBUS_FMT_UYVY8_2X8) {
1043 csicr1 &= ~CSICR1_PACK_DIR;
1044 csicr1 |= CSICR1_SWAP16_EN;
1045 dev_dbg(icd->parent, "convert uyvy mbus format into yuyv\n");
1046 } else {
1047 dev_warn(icd->parent, "mbus format not supported\n");
1048 return -EINVAL;
1049 }
1050 1037
1051 if (common_flags & V4L2_MBUS_PCLK_SAMPLE_RISING) 1038 if (common_flags & V4L2_MBUS_PCLK_SAMPLE_RISING)
1052 csicr1 |= CSICR1_REDGE; 1039 csicr1 |= CSICR1_REDGE;
@@ -1155,18 +1142,6 @@ static int mx2_camera_get_formats(struct soc_camera_device *icd,
1155 } 1142 }
1156 } 1143 }
1157 1144
1158 if (code == V4L2_MBUS_FMT_UYVY8_2X8) {
1159 formats++;
1160 if (xlate) {
1161 xlate->host_fmt =
1162 soc_mbus_get_fmtdesc(V4L2_MBUS_FMT_YUYV8_2X8);
1163 xlate->code = code;
1164 dev_dbg(dev, "Providing host format %s for sensor code %d\n",
1165 xlate->host_fmt->name, code);
1166 xlate++;
1167 }
1168 }
1169
1170 /* Generic pass-trough */ 1145 /* Generic pass-trough */
1171 formats++; 1146 formats++;
1172 if (xlate) { 1147 if (xlate) {