| Message ID | 20231102-b4-camss-sc8280xp-v1-5-9996f4bcb8f4@linaro.org (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | media: qcom: camss: Add sc8280xp support | expand |
On 02/11/2023 12:41, Bryan O'Donoghue wrote: > Add in functional logic throughout the code to support the sc8280xp. > > Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org> > --- > .../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 2eb3531ffd00b..2810d0fa06c13 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; delete > + > + switch (version) { > + case CAMSS_845: > + case CAMSS_8250: > + case CAMSS_8280XP: > + ret = true; > + break; return true > + } > + > + return ret; return false > +} > + > 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 edd573606a6ae..8241acf789865 100644 > --- a/drivers/media/platform/qcom/camss/camss-csiphy.c > +++ b/drivers/media/platform/qcom/camss/camss-csiphy.c > @@ -579,6 +579,7 @@ 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 123e5ead7602d..21812d40716f4 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: > { > @@ -1522,6 +1523,7 @@ 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; > @@ -1600,6 +1602,23 @@ 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; return the value directly > + > + switch (vfe->camss->res->version) { > + case CAMSS_845: > + case CAMSS_8250: > + case CAMSS_8280XP: > + ret = 16; > + break; > + default: > + break; > + } > + > + return ret; > +} Konrad
On 02/11/2023 13:35, Konrad Dybcio wrote: >> +static int vfe_bpl_align(struct vfe_device *vfe) >> +{ >> + int ret = 8; > return the value directly What's the motive for this comment ? --- bod
On 02/11/2023 14:38, Bryan O'Donoghue wrote: > On 02/11/2023 13:35, Konrad Dybcio wrote: >>> +static int vfe_bpl_align(struct vfe_device *vfe) >>> +{ >>> + int ret = 8; >> return the value directly > > What's the motive for this comment ? stack size > > --- > bod
On 02/11/2023 13:45, Konrad Dybcio wrote: > > > On 02/11/2023 14:38, Bryan O'Donoghue wrote: >> On 02/11/2023 13:35, Konrad Dybcio wrote: >>>> +static int vfe_bpl_align(struct vfe_device *vfe) >>>> +{ >>>> + int ret = 8; >>> return the value directly >> >> What's the motive for this comment ? > stack size An optimizing compiler - older than me - will not differentiate that at all. :) --- bod
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 2eb3531ffd00b..2810d0fa06c13 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 edd573606a6ae..8241acf789865 100644 --- a/drivers/media/platform/qcom/camss/camss-csiphy.c +++ b/drivers/media/platform/qcom/camss/camss-csiphy.c @@ -579,6 +579,7 @@ 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 123e5ead7602d..21812d40716f4 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: { @@ -1522,6 +1523,7 @@ 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; @@ -1600,6 +1602,23 @@ 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 @@ -1666,11 +1685,7 @@ 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 a89da5ef47109..54cd82f741154 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;
Add in functional logic throughout the code to support the sc8280xp. Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org> --- .../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(-)