[PATCH v3 4/8] media: qcom: camss: Attach formats to CSIPHY resources

From: Gjorgji Rosikopulos
Date: Thu Apr 11 2024 - 08:47:20 EST

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From: Radoslav Tsvetkov <quic_rtsvetko@xxxxxxxxxxx>

Following the example of VFE and CSID, attach the CSIPHY
formats to the subdevices resources.

Signed-off-by: Radoslav Tsvetkov <quic_rtsvetko@xxxxxxxxxxx>
Signed-off-by: Gjorgji Rosikopulos <quic_grosikop@xxxxxxxxxxx>
---
.../media/platform/qcom/camss/camss-csiphy.c | 60 ++++++++---------
.../media/platform/qcom/camss/camss-csiphy.h | 17 ++++-
drivers/media/platform/qcom/camss/camss.c | 66 ++++++++++++-------
3 files changed, 85 insertions(+), 58 deletions(-)

diff --git a/drivers/media/platform/qcom/camss/camss-csiphy.c b/drivers/media/platform/qcom/camss/camss-csiphy.c
index f26ddf1af9d4..2f7361dfd461 100644
--- a/drivers/media/platform/qcom/camss/camss-csiphy.c
+++ b/drivers/media/platform/qcom/camss/camss-csiphy.c
@@ -24,12 +24,7 @@

#define MSM_CSIPHY_NAME "msm_csiphy"

-struct csiphy_format {
- u32 code;
- u8 bpp;
-};
-
-static const struct csiphy_format csiphy_formats_8x16[] = {
+static const struct csiphy_format_info formats_8x16[] = {
{ MEDIA_BUS_FMT_UYVY8_1X16, 8 },
{ MEDIA_BUS_FMT_VYUY8_1X16, 8 },
{ MEDIA_BUS_FMT_YUYV8_1X16, 8 },
@@ -49,7 +44,7 @@ static const struct csiphy_format csiphy_formats_8x16[] = {
{ MEDIA_BUS_FMT_Y10_1X10, 10 },
};

-static const struct csiphy_format csiphy_formats_8x96[] = {
+static const struct csiphy_format_info formats_8x96[] = {
{ MEDIA_BUS_FMT_UYVY8_1X16, 8 },
{ MEDIA_BUS_FMT_VYUY8_1X16, 8 },
{ MEDIA_BUS_FMT_YUYV8_1X16, 8 },
@@ -73,7 +68,7 @@ static const struct csiphy_format csiphy_formats_8x96[] = {
{ MEDIA_BUS_FMT_Y10_1X10, 10 },
};

-static const struct csiphy_format csiphy_formats_sdm845[] = {
+static const struct csiphy_format_info formats_sdm845[] = {
{ MEDIA_BUS_FMT_UYVY8_1X16, 8 },
{ MEDIA_BUS_FMT_VYUY8_1X16, 8 },
{ MEDIA_BUS_FMT_YUYV8_1X16, 8 },
@@ -98,6 +93,21 @@ static const struct csiphy_format csiphy_formats_sdm845[] = {
{ MEDIA_BUS_FMT_Y10_1X10, 10 },
};

+const struct csiphy_formats csiphy_formats_8x16 = {
+ .nformats = ARRAY_SIZE(formats_8x16),
+ .formats = formats_8x16
+};
+
+const struct csiphy_formats csiphy_formats_8x96 = {
+ .nformats = ARRAY_SIZE(formats_8x96),
+ .formats = formats_8x96
+};
+
+const struct csiphy_formats csiphy_formats_sdm845 = {
+ .nformats = ARRAY_SIZE(formats_sdm845),
+ .formats = formats_sdm845
+};
+
/*
* csiphy_get_bpp - map media bus format to bits per pixel
* @formats: supported media bus formats array
@@ -106,7 +116,7 @@ static const struct csiphy_format csiphy_formats_sdm845[] = {
*
* Return number of bits per pixel
*/
-static u8 csiphy_get_bpp(const struct csiphy_format *formats,
+static u8 csiphy_get_bpp(const struct csiphy_format_info *formats,
unsigned int nformats, u32 code)
{
unsigned int i;
@@ -131,7 +141,7 @@ static int csiphy_set_clock_rates(struct csiphy_device *csiphy)
int i, j;
int ret;

- u8 bpp = csiphy_get_bpp(csiphy->formats, csiphy->nformats,
+ u8 bpp = csiphy_get_bpp(csiphy->res->formats->formats, csiphy->res->formats->nformats,
csiphy->fmt[MSM_CSIPHY_PAD_SINK].code);
u8 num_lanes = csiphy->cfg.csi2->lane_cfg.num_data;

@@ -244,7 +254,7 @@ static int csiphy_stream_on(struct csiphy_device *csiphy)
struct csiphy_config *cfg = &csiphy->cfg;
s64 link_freq;
u8 lane_mask = csiphy->res->hw_ops->get_lane_mask(&cfg->csi2->lane_cfg);
- u8 bpp = csiphy_get_bpp(csiphy->formats, csiphy->nformats,
+ u8 bpp = csiphy_get_bpp(csiphy->res->formats->formats, csiphy->res->formats->nformats,
csiphy->fmt[MSM_CSIPHY_PAD_SINK].code);
u8 num_lanes = csiphy->cfg.csi2->lane_cfg.num_data;
u8 val;
@@ -350,12 +360,12 @@ static void csiphy_try_format(struct csiphy_device *csiphy,
case MSM_CSIPHY_PAD_SINK:
/* Set format on sink pad */

- for (i = 0; i < csiphy->nformats; i++)
- if (fmt->code == csiphy->formats[i].code)
+ for (i = 0; i < csiphy->res->formats->nformats; i++)
+ if (fmt->code == csiphy->res->formats->formats[i].code)
break;

/* If not found, use UYVY as default */
- if (i >= csiphy->nformats)
+ if (i >= csiphy->res->formats->nformats)
fmt->code = MEDIA_BUS_FMT_UYVY8_1X16;

fmt->width = clamp_t(u32, fmt->width, 1, 8191);
@@ -392,10 +402,10 @@ static int csiphy_enum_mbus_code(struct v4l2_subdev *sd,
struct v4l2_mbus_framefmt *format;

if (code->pad == MSM_CSIPHY_PAD_SINK) {
- if (code->index >= csiphy->nformats)
+ if (code->index >= csiphy->res->formats->nformats)
return -EINVAL;

- code->code = csiphy->formats[code->index].code;
+ code->code = csiphy->res->formats->formats[code->index].code;
} else {
if (code->index > 0)
return -EINVAL;
@@ -566,24 +576,6 @@ int msm_csiphy_subdev_init(struct camss *camss,
csiphy->cfg.combo_mode = 0;
csiphy->res = &res->csiphy;

- switch (camss->res->version) {
- case CAMSS_8x16:
- csiphy->formats = csiphy_formats_8x16;
- csiphy->nformats = ARRAY_SIZE(csiphy_formats_8x16);
- break;
- case CAMSS_8x96:
- case CAMSS_660:
- csiphy->formats = csiphy_formats_8x96;
- csiphy->nformats = ARRAY_SIZE(csiphy_formats_8x96);
- break;
- case CAMSS_845:
- case CAMSS_8250:
- case CAMSS_8280XP:
- csiphy->formats = csiphy_formats_sdm845;
- csiphy->nformats = ARRAY_SIZE(csiphy_formats_sdm845);
- break;
- }
-
/* Memory */

csiphy->base = devm_platform_ioremap_resource_byname(pdev, res->reg[0]);
diff --git a/drivers/media/platform/qcom/camss/camss-csiphy.h b/drivers/media/platform/qcom/camss/camss-csiphy.h
index 7bd68129ca49..47f0b6b09eba 100644
--- a/drivers/media/platform/qcom/camss/camss-csiphy.h
+++ b/drivers/media/platform/qcom/camss/camss-csiphy.h
@@ -42,6 +42,16 @@ struct csiphy_config {
struct csiphy_csi2_cfg *csi2;
};

+struct csiphy_format_info {
+ u32 code;
+ u8 bpp;
+};
+
+struct csiphy_formats {
+ unsigned int nformats;
+ const struct csiphy_format_info *formats;
+};
+
struct csiphy_device;

struct csiphy_hw_ops {
@@ -65,6 +75,7 @@ struct csiphy_hw_ops {

struct csiphy_subdev_resources {
const struct csiphy_hw_ops *hw_ops;
+ const struct csiphy_formats *formats;
};

struct csiphy_device {
@@ -83,8 +94,6 @@ struct csiphy_device {
struct csiphy_config cfg;
struct v4l2_mbus_framefmt fmt[MSM_CSIPHY_PADS_NUM];
const struct csiphy_subdev_resources *res;
- const struct csiphy_format *formats;
- unsigned int nformats;
};

struct camss_subdev_resources;
@@ -98,6 +107,10 @@ int msm_csiphy_register_entity(struct csiphy_device *csiphy,

void msm_csiphy_unregister_entity(struct csiphy_device *csiphy);

+extern const struct csiphy_formats csiphy_formats_8x16;
+extern const struct csiphy_formats csiphy_formats_8x96;
+extern const struct csiphy_formats csiphy_formats_sdm845;
+
extern const struct csiphy_hw_ops csiphy_ops_2ph_1_0;
extern const struct csiphy_hw_ops csiphy_ops_3ph_1_0;

diff --git a/drivers/media/platform/qcom/camss/camss.c b/drivers/media/platform/qcom/camss/camss.c
index efce883d4121..d57bbea32107 100644
--- a/drivers/media/platform/qcom/camss/camss.c
+++ b/drivers/media/platform/qcom/camss/camss.c
@@ -45,7 +45,8 @@ static const struct camss_subdev_resources csiphy_res_8x16[] = {
.interrupt = { "csiphy0" },
.type = CAMSS_SUBDEV_TYPE_CSIPHY,
.csiphy = {
- .hw_ops = &csiphy_ops_2ph_1_0
+ .hw_ops = &csiphy_ops_2ph_1_0,
+ .formats = &csiphy_formats_8x16
}
},

@@ -61,7 +62,8 @@ static const struct camss_subdev_resources csiphy_res_8x16[] = {
.interrupt = { "csiphy1" },
.type = CAMSS_SUBDEV_TYPE_CSIPHY,
.csiphy = {
- .hw_ops = &csiphy_ops_2ph_1_0
+ .hw_ops = &csiphy_ops_2ph_1_0,
+ .formats = &csiphy_formats_8x16
}
}
};
@@ -165,7 +167,8 @@ static const struct camss_subdev_resources csiphy_res_8x96[] = {
.interrupt = { "csiphy0" },
.type = CAMSS_SUBDEV_TYPE_CSIPHY,
.csiphy = {
- .hw_ops = &csiphy_ops_3ph_1_0
+ .hw_ops = &csiphy_ops_3ph_1_0,
+ .formats = &csiphy_formats_8x96
}
},

@@ -181,7 +184,8 @@ static const struct camss_subdev_resources csiphy_res_8x96[] = {
.interrupt = { "csiphy1" },
.type = CAMSS_SUBDEV_TYPE_CSIPHY,
.csiphy = {
- .hw_ops = &csiphy_ops_3ph_1_0
+ .hw_ops = &csiphy_ops_3ph_1_0,
+ .formats = &csiphy_formats_8x96
}
},

@@ -197,7 +201,8 @@ static const struct camss_subdev_resources csiphy_res_8x96[] = {
.interrupt = { "csiphy2" },
.type = CAMSS_SUBDEV_TYPE_CSIPHY,
.csiphy = {
- .hw_ops = &csiphy_ops_3ph_1_0
+ .hw_ops = &csiphy_ops_3ph_1_0,
+ .formats = &csiphy_formats_8x96
}
}
};
@@ -374,7 +379,8 @@ static const struct camss_subdev_resources csiphy_res_660[] = {
.interrupt = { "csiphy0" },
.type = CAMSS_SUBDEV_TYPE_CSIPHY,
.csiphy = {
- .hw_ops = &csiphy_ops_3ph_1_0
+ .hw_ops = &csiphy_ops_3ph_1_0,
+ .formats = &csiphy_formats_8x96
}
},

@@ -392,7 +398,8 @@ static const struct camss_subdev_resources csiphy_res_660[] = {
.interrupt = { "csiphy1" },
.type = CAMSS_SUBDEV_TYPE_CSIPHY,
.csiphy = {
- .hw_ops = &csiphy_ops_3ph_1_0
+ .hw_ops = &csiphy_ops_3ph_1_0,
+ .formats = &csiphy_formats_8x96
}
},

@@ -410,7 +417,8 @@ static const struct camss_subdev_resources csiphy_res_660[] = {
.interrupt = { "csiphy2" },
.type = CAMSS_SUBDEV_TYPE_CSIPHY,
.csiphy = {
- .hw_ops = &csiphy_ops_3ph_1_0
+ .hw_ops = &csiphy_ops_3ph_1_0,
+ .formats = &csiphy_formats_8x96
}
}
};
@@ -609,7 +617,8 @@ static const struct camss_subdev_resources csiphy_res_845[] = {
.interrupt = { "csiphy0" },
.type = CAMSS_SUBDEV_TYPE_CSIPHY,
.csiphy = {
- .hw_ops = &csiphy_ops_3ph_1_0
+ .hw_ops = &csiphy_ops_3ph_1_0,
+ .formats = &csiphy_formats_sdm845
}
},

@@ -631,7 +640,8 @@ static const struct camss_subdev_resources csiphy_res_845[] = {
.interrupt = { "csiphy1" },
.type = CAMSS_SUBDEV_TYPE_CSIPHY,
.csiphy = {
- .hw_ops = &csiphy_ops_3ph_1_0
+ .hw_ops = &csiphy_ops_3ph_1_0,
+ .formats = &csiphy_formats_sdm845
}
},

@@ -653,7 +663,8 @@ static const struct camss_subdev_resources csiphy_res_845[] = {
.interrupt = { "csiphy2" },
.type = CAMSS_SUBDEV_TYPE_CSIPHY,
.csiphy = {
- .hw_ops = &csiphy_ops_3ph_1_0
+ .hw_ops = &csiphy_ops_3ph_1_0,
+ .formats = &csiphy_formats_sdm845
}
},

@@ -675,7 +686,8 @@ static const struct camss_subdev_resources csiphy_res_845[] = {
.interrupt = { "csiphy3" },
.type = CAMSS_SUBDEV_TYPE_CSIPHY,
.csiphy = {
- .hw_ops = &csiphy_ops_3ph_1_0
+ .hw_ops = &csiphy_ops_3ph_1_0,
+ .formats = &csiphy_formats_sdm845
}
}
};
@@ -854,7 +866,8 @@ static const struct camss_subdev_resources csiphy_res_8250[] = {
.interrupt = { "csiphy0" },
.type = CAMSS_SUBDEV_TYPE_CSIPHY,
.csiphy = {
- .hw_ops = &csiphy_ops_3ph_1_0
+ .hw_ops = &csiphy_ops_3ph_1_0,
+ .formats = &csiphy_formats_sdm845
}
},
/* CSIPHY1 */
@@ -867,7 +880,8 @@ static const struct camss_subdev_resources csiphy_res_8250[] = {
.interrupt = { "csiphy1" },
.type = CAMSS_SUBDEV_TYPE_CSIPHY,
.csiphy = {
- .hw_ops = &csiphy_ops_3ph_1_0
+ .hw_ops = &csiphy_ops_3ph_1_0,
+ .formats = &csiphy_formats_sdm845
}
},
/* CSIPHY2 */
@@ -880,7 +894,8 @@ static const struct camss_subdev_resources csiphy_res_8250[] = {
.interrupt = { "csiphy2" },
.type = CAMSS_SUBDEV_TYPE_CSIPHY,
.csiphy = {
- .hw_ops = &csiphy_ops_3ph_1_0
+ .hw_ops = &csiphy_ops_3ph_1_0,
+ .formats = &csiphy_formats_sdm845
}
},
/* CSIPHY3 */
@@ -893,7 +908,8 @@ static const struct camss_subdev_resources csiphy_res_8250[] = {
.interrupt = { "csiphy3" },
.type = CAMSS_SUBDEV_TYPE_CSIPHY,
.csiphy = {
- .hw_ops = &csiphy_ops_3ph_1_0
+ .hw_ops = &csiphy_ops_3ph_1_0,
+ .formats = &csiphy_formats_sdm845
}
},
/* CSIPHY4 */
@@ -906,7 +922,8 @@ static const struct camss_subdev_resources csiphy_res_8250[] = {
.interrupt = { "csiphy4" },
.type = CAMSS_SUBDEV_TYPE_CSIPHY,
.csiphy = {
- .hw_ops = &csiphy_ops_3ph_1_0
+ .hw_ops = &csiphy_ops_3ph_1_0,
+ .formats = &csiphy_formats_sdm845
}
},
/* CSIPHY5 */
@@ -919,7 +936,8 @@ static const struct camss_subdev_resources csiphy_res_8250[] = {
.interrupt = { "csiphy5" },
.type = CAMSS_SUBDEV_TYPE_CSIPHY,
.csiphy = {
- .hw_ops = &csiphy_ops_3ph_1_0
+ .hw_ops = &csiphy_ops_3ph_1_0,
+ .formats = &csiphy_formats_sdm845
}
}
};
@@ -1136,7 +1154,8 @@ static const struct camss_subdev_resources csiphy_res_sc8280xp[] = {
.interrupt = { "csiphy0" },
.type = CAMSS_SUBDEV_TYPE_CSIPHY,
.csiphy = {
- .hw_ops = &csiphy_ops_3ph_1_0
+ .hw_ops = &csiphy_ops_3ph_1_0,
+ .formats = &csiphy_formats_sdm845
}
},
/* CSIPHY1 */
@@ -1148,7 +1167,8 @@ static const struct camss_subdev_resources csiphy_res_sc8280xp[] = {
.reg = { "csiphy1" },
.interrupt = { "csiphy1" },
.csiphy = {
- .hw_ops = &csiphy_ops_3ph_1_0
+ .hw_ops = &csiphy_ops_3ph_1_0,
+ .formats = &csiphy_formats_sdm845
}
},
/* CSIPHY2 */
@@ -1160,7 +1180,8 @@ static const struct camss_subdev_resources csiphy_res_sc8280xp[] = {
.reg = { "csiphy2" },
.interrupt = { "csiphy2" },
.csiphy = {
- .hw_ops = &csiphy_ops_3ph_1_0
+ .hw_ops = &csiphy_ops_3ph_1_0,
+ .formats = &csiphy_formats_sdm845
}
},
/* CSIPHY3 */
@@ -1172,7 +1193,8 @@ static const struct camss_subdev_resources csiphy_res_sc8280xp[] = {
.reg = { "csiphy3" },
.interrupt = { "csiphy3" },
.csiphy = {
- .hw_ops = &csiphy_ops_3ph_1_0
+ .hw_ops = &csiphy_ops_3ph_1_0,
+ .formats = &csiphy_formats_sdm845
}
},
};
--
2.17.1

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