[PATCH 4/5] media: qcom: camss: Add sc8280xp support

From: Bryan O'Donoghue
Date: Thu Jan 11 2024 - 14:58:26 EST


Add in functional logic throughout the code to support the sc8280xp.

Acked-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@xxxxxxxxxx>
---
.../platform/qcom/camss/camss-csiphy-3ph-1-0.c | 23 +++++++++++++++++---
drivers/media/platform/qcom/camss/camss-csiphy.c | 1 +
drivers/media/platform/qcom/camss/camss-vfe.c | 25 +++++++++++++++++-----
drivers/media/platform/qcom/camss/camss-video.c | 1 +
4 files changed, 42 insertions(+), 8 deletions(-)

diff --git a/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c b/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c
index 66ff48aeab64..df7e93a5a4f6 100644
--- a/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c
+++ b/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c
@@ -513,6 +513,10 @@ static void csiphy_gen2_config_lanes(struct csiphy_device *csiphy,
r = &lane_regs_sm8250[0][0];
array_size = ARRAY_SIZE(lane_regs_sm8250[0]);
break;
+ case CAMSS_8280XP:
+ r = &lane_regs_sc8280xp[0][0];
+ array_size = ARRAY_SIZE(lane_regs_sc8280xp[0]);
+ break;
default:
WARN(1, "unknown cspi version\n");
return;
@@ -548,13 +552,26 @@ static u8 csiphy_get_lane_mask(struct csiphy_lanes_cfg *lane_cfg)
return lane_mask;
}

+static bool csiphy_is_gen2(u32 version)
+{
+ bool ret = false;
+
+ switch (version) {
+ case CAMSS_845:
+ case CAMSS_8250:
+ case CAMSS_8280XP:
+ ret = true;
+ break;
+ }
+
+ return ret;
+}
+
static void csiphy_lanes_enable(struct csiphy_device *csiphy,
struct csiphy_config *cfg,
s64 link_freq, u8 lane_mask)
{
struct csiphy_lanes_cfg *c = &cfg->csi2->lane_cfg;
- bool is_gen2 = (csiphy->camss->res->version == CAMSS_845 ||
- csiphy->camss->res->version == CAMSS_8250);
u8 settle_cnt;
u8 val;
int i;
@@ -576,7 +593,7 @@ static void csiphy_lanes_enable(struct csiphy_device *csiphy,
val = 0x00;
writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(0));

- if (is_gen2)
+ if (csiphy_is_gen2(csiphy->camss->res->version))
csiphy_gen2_config_lanes(csiphy, settle_cnt);
else
csiphy_gen1_config_lanes(csiphy, cfg, settle_cnt);
diff --git a/drivers/media/platform/qcom/camss/camss-csiphy.c b/drivers/media/platform/qcom/camss/camss-csiphy.c
index 264c99efeae8..45b3a8e5dea4 100644
--- a/drivers/media/platform/qcom/camss/camss-csiphy.c
+++ b/drivers/media/platform/qcom/camss/camss-csiphy.c
@@ -578,6 +578,7 @@ int msm_csiphy_subdev_init(struct camss *camss,
break;
case CAMSS_845:
case CAMSS_8250:
+ case CAMSS_8280XP:
csiphy->formats = csiphy_formats_sdm845;
csiphy->nformats = ARRAY_SIZE(csiphy_formats_sdm845);
break;
diff --git a/drivers/media/platform/qcom/camss/camss-vfe.c b/drivers/media/platform/qcom/camss/camss-vfe.c
index 2062be668f49..d875237cf244 100644
--- a/drivers/media/platform/qcom/camss/camss-vfe.c
+++ b/drivers/media/platform/qcom/camss/camss-vfe.c
@@ -225,6 +225,7 @@ static u32 vfe_src_pad_code(struct vfe_line *line, u32 sink_code,
case CAMSS_660:
case CAMSS_845:
case CAMSS_8250:
+ case CAMSS_8280XP:
switch (sink_code) {
case MEDIA_BUS_FMT_YUYV8_1X16:
{
@@ -1518,6 +1519,7 @@ int msm_vfe_subdev_init(struct camss *camss, struct vfe_device *vfe,
break;
case CAMSS_845:
case CAMSS_8250:
+ case CAMSS_8280XP:
l->formats = formats_rdi_845;
l->nformats = ARRAY_SIZE(formats_rdi_845);
break;
@@ -1595,6 +1597,23 @@ static const struct media_entity_operations vfe_media_ops = {
.link_validate = v4l2_subdev_link_validate,
};

+static int vfe_bpl_align(struct vfe_device *vfe)
+{
+ int ret = 8;
+
+ switch (vfe->camss->res->version) {
+ case CAMSS_845:
+ case CAMSS_8250:
+ case CAMSS_8280XP:
+ ret = 16;
+ break;
+ default:
+ break;
+ }
+
+ return ret;
+}
+
/*
* msm_vfe_register_entities - Register subdev node for VFE module
* @vfe: VFE device
@@ -1661,11 +1680,7 @@ int msm_vfe_register_entities(struct vfe_device *vfe,
}

video_out->ops = &vfe->video_ops;
- if (vfe->camss->res->version == CAMSS_845 ||
- vfe->camss->res->version == CAMSS_8250)
- video_out->bpl_alignment = 16;
- else
- video_out->bpl_alignment = 8;
+ video_out->bpl_alignment = vfe_bpl_align(vfe);
video_out->line_based = 0;
if (i == VFE_LINE_PIX) {
video_out->bpl_alignment = 16;
diff --git a/drivers/media/platform/qcom/camss/camss-video.c b/drivers/media/platform/qcom/camss/camss-video.c
index a89da5ef4710..54cd82f74115 100644
--- a/drivers/media/platform/qcom/camss/camss-video.c
+++ b/drivers/media/platform/qcom/camss/camss-video.c
@@ -1028,6 +1028,7 @@ int msm_video_register(struct camss_video *video, struct v4l2_device *v4l2_dev,
break;
case CAMSS_845:
case CAMSS_8250:
+ case CAMSS_8280XP:
video->formats = formats_rdi_845;
video->nformats = ARRAY_SIZE(formats_rdi_845);
break;

--
2.42.0