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path: root/drivers/media/platform/renesas/rzg2l-cru/rzg2l-ip.c
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Diffstat (limited to 'drivers/media/platform/renesas/rzg2l-cru/rzg2l-ip.c')
-rw-r--r--drivers/media/platform/renesas/rzg2l-cru/rzg2l-ip.c180
1 files changed, 154 insertions, 26 deletions
diff --git a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-ip.c b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-ip.c
index ac8ebae4ed07..5f2c87858bfe 100644
--- a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-ip.c
+++ b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-ip.c
@@ -6,34 +6,140 @@
*/
#include <linux/delay.h>
-#include "rzg2l-cru.h"
+#include <media/mipi-csi2.h>
-struct rzg2l_cru_ip_format {
- u32 code;
- unsigned int datatype;
- unsigned int bpp;
-};
+#include "rzg2l-cru.h"
+#include "rzg2l-cru-regs.h"
static const struct rzg2l_cru_ip_format rzg2l_cru_ip_formats[] = {
- { .code = MEDIA_BUS_FMT_UYVY8_1X16, .datatype = 0x1e, .bpp = 16 },
+ {
+ .codes = {
+ MEDIA_BUS_FMT_UYVY8_1X16,
+ },
+ .datatype = MIPI_CSI2_DT_YUV422_8B,
+ .format = V4L2_PIX_FMT_UYVY,
+ .icndmr = ICnDMR_YCMODE_UYVY,
+ .yuv = true,
+ },
+ {
+ .codes = {
+ MEDIA_BUS_FMT_SBGGR8_1X8,
+ },
+ .format = V4L2_PIX_FMT_SBGGR8,
+ .datatype = MIPI_CSI2_DT_RAW8,
+ .icndmr = 0,
+ .yuv = false,
+ },
+ {
+ .codes = {
+ MEDIA_BUS_FMT_SGBRG8_1X8,
+ },
+ .format = V4L2_PIX_FMT_SGBRG8,
+ .datatype = MIPI_CSI2_DT_RAW8,
+ .icndmr = 0,
+ .yuv = false,
+ },
+ {
+ .codes = {
+ MEDIA_BUS_FMT_SGRBG8_1X8,
+ },
+ .format = V4L2_PIX_FMT_SGRBG8,
+ .datatype = MIPI_CSI2_DT_RAW8,
+ .icndmr = 0,
+ .yuv = false,
+ },
+ {
+ .codes = {
+ MEDIA_BUS_FMT_SRGGB8_1X8,
+ },
+ .format = V4L2_PIX_FMT_SRGGB8,
+ .datatype = MIPI_CSI2_DT_RAW8,
+ .icndmr = 0,
+ .yuv = false,
+ },
+ {
+ .codes = {
+ MEDIA_BUS_FMT_SBGGR10_1X10,
+ MEDIA_BUS_FMT_SGBRG10_1X10,
+ MEDIA_BUS_FMT_SGRBG10_1X10,
+ MEDIA_BUS_FMT_SRGGB10_1X10
+ },
+ .format = V4L2_PIX_FMT_RAW_CRU10,
+ .datatype = MIPI_CSI2_DT_RAW10,
+ .icndmr = 0,
+ .yuv = false,
+ },
+ {
+ .codes = {
+ MEDIA_BUS_FMT_SBGGR12_1X12,
+ MEDIA_BUS_FMT_SGBRG12_1X12,
+ MEDIA_BUS_FMT_SGRBG12_1X12,
+ MEDIA_BUS_FMT_SRGGB12_1X12
+ },
+ .format = V4L2_PIX_FMT_RAW_CRU12,
+ .datatype = MIPI_CSI2_DT_RAW12,
+ .icndmr = 0,
+ .yuv = false,
+ },
+ {
+ .codes = {
+ MEDIA_BUS_FMT_SBGGR14_1X14,
+ MEDIA_BUS_FMT_SGBRG14_1X14,
+ MEDIA_BUS_FMT_SGRBG14_1X14,
+ MEDIA_BUS_FMT_SRGGB14_1X14
+ },
+ .format = V4L2_PIX_FMT_RAW_CRU14,
+ .datatype = MIPI_CSI2_DT_RAW14,
+ .icndmr = 0,
+ .yuv = false,
+ },
};
-enum rzg2l_csi2_pads {
- RZG2L_CRU_IP_SINK = 0,
- RZG2L_CRU_IP_SOURCE,
-};
+const struct rzg2l_cru_ip_format *rzg2l_cru_ip_code_to_fmt(unsigned int code)
+{
+ unsigned int i, j;
+
+ for (i = 0; i < ARRAY_SIZE(rzg2l_cru_ip_formats); i++) {
+ for (j = 0; j < ARRAY_SIZE(rzg2l_cru_ip_formats[i].codes); j++) {
+ if (rzg2l_cru_ip_formats[i].codes[j] == code)
+ return &rzg2l_cru_ip_formats[i];
+ }
+ }
-static const struct rzg2l_cru_ip_format *rzg2l_cru_ip_code_to_fmt(unsigned int code)
+ return NULL;
+}
+
+const struct rzg2l_cru_ip_format *rzg2l_cru_ip_format_to_fmt(u32 format)
{
unsigned int i;
- for (i = 0; i < ARRAY_SIZE(rzg2l_cru_ip_formats); i++)
- if (rzg2l_cru_ip_formats[i].code == code)
+ for (i = 0; i < ARRAY_SIZE(rzg2l_cru_ip_formats); i++) {
+ if (rzg2l_cru_ip_formats[i].format == format)
return &rzg2l_cru_ip_formats[i];
+ }
return NULL;
}
+const struct rzg2l_cru_ip_format *rzg2l_cru_ip_index_to_fmt(u32 index)
+{
+ if (index >= ARRAY_SIZE(rzg2l_cru_ip_formats))
+ return NULL;
+
+ return &rzg2l_cru_ip_formats[index];
+}
+
+bool rzg2l_cru_ip_fmt_supports_mbus_code(const struct rzg2l_cru_ip_format *fmt,
+ unsigned int code)
+{
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(fmt->codes); i++)
+ if (fmt->codes[i] == code)
+ return true;
+
+ return false;
+}
struct v4l2_mbus_framefmt *rzg2l_cru_ip_get_src_fmt(struct rzg2l_cru_dev *cru)
{
struct v4l2_subdev_state *state;
@@ -97,6 +203,8 @@ static int rzg2l_cru_ip_set_format(struct v4l2_subdev *sd,
struct v4l2_subdev_state *state,
struct v4l2_subdev_format *fmt)
{
+ struct rzg2l_cru_dev *cru = v4l2_get_subdevdata(sd);
+ const struct rzg2l_cru_info *info = cru->info;
struct v4l2_mbus_framefmt *src_format;
struct v4l2_mbus_framefmt *sink_format;
@@ -109,7 +217,7 @@ static int rzg2l_cru_ip_set_format(struct v4l2_subdev *sd,
sink_format = v4l2_subdev_state_get_format(state, fmt->pad);
if (!rzg2l_cru_ip_code_to_fmt(fmt->format.code))
- sink_format->code = rzg2l_cru_ip_formats[0].code;
+ sink_format->code = rzg2l_cru_ip_formats[0].codes[0];
else
sink_format->code = fmt->format.code;
@@ -119,9 +227,9 @@ static int rzg2l_cru_ip_set_format(struct v4l2_subdev *sd,
sink_format->ycbcr_enc = fmt->format.ycbcr_enc;
sink_format->quantization = fmt->format.quantization;
sink_format->width = clamp_t(u32, fmt->format.width,
- RZG2L_CRU_MIN_INPUT_WIDTH, RZG2L_CRU_MAX_INPUT_WIDTH);
+ RZG2L_CRU_MIN_INPUT_WIDTH, info->max_width);
sink_format->height = clamp_t(u32, fmt->format.height,
- RZG2L_CRU_MIN_INPUT_HEIGHT, RZG2L_CRU_MAX_INPUT_HEIGHT);
+ RZG2L_CRU_MIN_INPUT_HEIGHT, info->max_height);
fmt->format = *sink_format;
@@ -135,27 +243,45 @@ static int rzg2l_cru_ip_enum_mbus_code(struct v4l2_subdev *sd,
struct v4l2_subdev_state *state,
struct v4l2_subdev_mbus_code_enum *code)
{
- if (code->index >= ARRAY_SIZE(rzg2l_cru_ip_formats))
- return -EINVAL;
+ unsigned int index = code->index;
+ unsigned int i, j;
- code->code = rzg2l_cru_ip_formats[code->index].code;
- return 0;
+ for (i = 0; i < ARRAY_SIZE(rzg2l_cru_ip_formats); i++) {
+ const struct rzg2l_cru_ip_format *fmt = &rzg2l_cru_ip_formats[i];
+
+ for (j = 0; j < ARRAY_SIZE(fmt->codes); j++) {
+ if (!fmt->codes[j])
+ continue;
+
+ if (!index) {
+ code->code = fmt->codes[j];
+ return 0;
+ }
+
+ index--;
+ }
+ }
+
+ return -EINVAL;
}
static int rzg2l_cru_ip_enum_frame_size(struct v4l2_subdev *sd,
struct v4l2_subdev_state *state,
struct v4l2_subdev_frame_size_enum *fse)
{
+ struct rzg2l_cru_dev *cru = v4l2_get_subdevdata(sd);
+ const struct rzg2l_cru_info *info = cru->info;
+
if (fse->index != 0)
return -EINVAL;
- if (fse->code != MEDIA_BUS_FMT_UYVY8_1X16)
+ if (!rzg2l_cru_ip_code_to_fmt(fse->code))
return -EINVAL;
fse->min_width = RZG2L_CRU_MIN_INPUT_WIDTH;
fse->min_height = RZG2L_CRU_MIN_INPUT_HEIGHT;
- fse->max_width = RZG2L_CRU_MAX_INPUT_WIDTH;
- fse->max_height = RZG2L_CRU_MAX_INPUT_HEIGHT;
+ fse->max_width = info->max_width;
+ fse->max_height = info->max_height;
return 0;
}
@@ -217,8 +343,10 @@ int rzg2l_cru_ip_subdev_register(struct rzg2l_cru_dev *cru)
ip->subdev.entity.function = MEDIA_ENT_F_PROC_VIDEO_PIXEL_FORMATTER;
ip->subdev.entity.ops = &rzg2l_cru_ip_entity_ops;
- ip->pads[0].flags = MEDIA_PAD_FL_SINK;
- ip->pads[1].flags = MEDIA_PAD_FL_SOURCE;
+ ip->pads[RZG2L_CRU_IP_SINK].flags = MEDIA_PAD_FL_SINK |
+ MEDIA_PAD_FL_MUST_CONNECT;
+ ip->pads[RZG2L_CRU_IP_SOURCE].flags = MEDIA_PAD_FL_SOURCE |
+ MEDIA_PAD_FL_MUST_CONNECT;
ret = media_entity_pads_init(&ip->subdev.entity, 2, ip->pads);
if (ret)
generated by cgit (git 2.34.1) at 2025-12-29 01:27:30 +0000