On 2016-09-14 02:17:01 +0300, Laurent Pinchart wrote:
> Replace the current boolean parameter (full / !full) with an explicit
> enum.
>
> - VSP1_ENTITY_PARAMS_INIT for parameters to be configured at pipeline
> initialization time only (V4L2 stream on or DRM atomic update)
> - VSP1_ENTITY_PARAMS_RUNTIME for all parameters that can be freely
> modified at runtime (through V4L2 controls)
>
> This will allow future extensions when implementing image partitioning
> support.
>
> Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx>
Acked-by: Niklas Söderlund <niklas.soderlund+renesas@xxxxxxxxxxxx>
> ---
> drivers/media/platform/vsp1/vsp1_bru.c | 5 ++--
> drivers/media/platform/vsp1/vsp1_clu.c | 43 +++++++++++++++++--------------
> drivers/media/platform/vsp1/vsp1_drm.c | 6 +++--
> drivers/media/platform/vsp1/vsp1_entity.h | 12 ++++++++-
> drivers/media/platform/vsp1/vsp1_hsit.c | 5 ++--
> drivers/media/platform/vsp1/vsp1_lif.c | 5 ++--
> drivers/media/platform/vsp1/vsp1_lut.c | 24 ++++++++++-------
> drivers/media/platform/vsp1/vsp1_rpf.c | 5 ++--
> drivers/media/platform/vsp1/vsp1_sru.c | 5 ++--
> drivers/media/platform/vsp1/vsp1_uds.c | 5 ++--
> drivers/media/platform/vsp1/vsp1_video.c | 6 +++--
> drivers/media/platform/vsp1/vsp1_wpf.c | 5 ++--
> 12 files changed, 78 insertions(+), 48 deletions(-)
>
> diff --git a/drivers/media/platform/vsp1/vsp1_bru.c b/drivers/media/platform/vsp1/vsp1_bru.c
> index 26b9e2282a41..80fb948860d5 100644
> --- a/drivers/media/platform/vsp1/vsp1_bru.c
> +++ b/drivers/media/platform/vsp1/vsp1_bru.c
> @@ -285,14 +285,15 @@ static const struct v4l2_subdev_ops bru_ops = {
>
> static void bru_configure(struct vsp1_entity *entity,
> struct vsp1_pipeline *pipe,
> - struct vsp1_dl_list *dl, bool full)
> + struct vsp1_dl_list *dl,
> + enum vsp1_entity_params params)
> {
> struct vsp1_bru *bru = to_bru(&entity->subdev);
> struct v4l2_mbus_framefmt *format;
> unsigned int flags;
> unsigned int i;
>
> - if (!full)
> + if (params != VSP1_ENTITY_PARAMS_INIT)
> return;
>
> format = vsp1_entity_get_pad_format(&bru->entity, bru->entity.config,
> diff --git a/drivers/media/platform/vsp1/vsp1_clu.c b/drivers/media/platform/vsp1/vsp1_clu.c
> index e1fd03811dda..a0a69dfc38fc 100644
> --- a/drivers/media/platform/vsp1/vsp1_clu.c
> +++ b/drivers/media/platform/vsp1/vsp1_clu.c
> @@ -214,42 +214,47 @@ static const struct v4l2_subdev_ops clu_ops = {
>
> static void clu_configure(struct vsp1_entity *entity,
> struct vsp1_pipeline *pipe,
> - struct vsp1_dl_list *dl, bool full)
> + struct vsp1_dl_list *dl,
> + enum vsp1_entity_params params)
> {
> struct vsp1_clu *clu = to_clu(&entity->subdev);
> struct vsp1_dl_body *dlb;
> unsigned long flags;
> u32 ctrl = VI6_CLU_CTRL_AAI | VI6_CLU_CTRL_MVS | VI6_CLU_CTRL_EN;
>
> - /* The format can't be changed during streaming, only verify it at
> - * stream start and store the information internally for future partial
> - * reconfiguration calls.
> - */
> - if (full) {
> + switch (params) {
> + case VSP1_ENTITY_PARAMS_INIT: {
> + /* The format can't be changed during streaming, only verify it
> + * at setup time and store the information internally for future
> + * runtime configuration calls.
> + */
> struct v4l2_mbus_framefmt *format;
>
> format = vsp1_entity_get_pad_format(&clu->entity,
> clu->entity.config,
> CLU_PAD_SINK);
> clu->yuv_mode = format->code == MEDIA_BUS_FMT_AYUV8_1X32;
> - return;
> + break;
> }
>
> - /* 2D mode can only be used with the YCbCr pixel encoding. */
> - if (clu->mode == V4L2_CID_VSP1_CLU_MODE_2D && clu->yuv_mode)
> - ctrl |= VI6_CLU_CTRL_AX1I_2D | VI6_CLU_CTRL_AX2I_2D
> - | VI6_CLU_CTRL_OS0_2D | VI6_CLU_CTRL_OS1_2D
> - | VI6_CLU_CTRL_OS2_2D | VI6_CLU_CTRL_M2D;
> + case VSP1_ENTITY_PARAMS_RUNTIME:
> + /* 2D mode can only be used with the YCbCr pixel encoding. */
> + if (clu->mode == V4L2_CID_VSP1_CLU_MODE_2D && clu->yuv_mode)
> + ctrl |= VI6_CLU_CTRL_AX1I_2D | VI6_CLU_CTRL_AX2I_2D
> + | VI6_CLU_CTRL_OS0_2D | VI6_CLU_CTRL_OS1_2D
> + | VI6_CLU_CTRL_OS2_2D | VI6_CLU_CTRL_M2D;
>
> - vsp1_clu_write(clu, dl, VI6_CLU_CTRL, ctrl);
> + vsp1_clu_write(clu, dl, VI6_CLU_CTRL, ctrl);
>
> - spin_lock_irqsave(&clu->lock, flags);
> - dlb = clu->clu;
> - clu->clu = NULL;
> - spin_unlock_irqrestore(&clu->lock, flags);
> + spin_lock_irqsave(&clu->lock, flags);
> + dlb = clu->clu;
> + clu->clu = NULL;
> + spin_unlock_irqrestore(&clu->lock, flags);
>
> - if (dlb)
> - vsp1_dl_list_add_fragment(dl, dlb);
> + if (dlb)
> + vsp1_dl_list_add_fragment(dl, dlb);
> + break;
> + }
> }
>
> static const struct vsp1_entity_operations clu_entity_ops = {
> diff --git a/drivers/media/platform/vsp1/vsp1_drm.c b/drivers/media/platform/vsp1/vsp1_drm.c
> index 06972f612263..6cbd3aeedbe3 100644
> --- a/drivers/media/platform/vsp1/vsp1_drm.c
> +++ b/drivers/media/platform/vsp1/vsp1_drm.c
> @@ -492,8 +492,10 @@ void vsp1_du_atomic_flush(struct device *dev)
> vsp1_entity_route_setup(entity, pipe->dl);
>
> if (entity->ops->configure) {
> - entity->ops->configure(entity, pipe, pipe->dl, true);
> - entity->ops->configure(entity, pipe, pipe->dl, false);
> + entity->ops->configure(entity, pipe, pipe->dl,
> + VSP1_ENTITY_PARAMS_INIT);
> + entity->ops->configure(entity, pipe, pipe->dl,
> + VSP1_ENTITY_PARAMS_RUNTIME);
> }
>
> /* The memory buffer address must be applied after configuring
> diff --git a/drivers/media/platform/vsp1/vsp1_entity.h b/drivers/media/platform/vsp1/vsp1_entity.h
> index b5e4dbb1f7d4..51835e73308d 100644
> --- a/drivers/media/platform/vsp1/vsp1_entity.h
> +++ b/drivers/media/platform/vsp1/vsp1_entity.h
> @@ -35,6 +35,16 @@ enum vsp1_entity_type {
> VSP1_ENTITY_WPF,
> };
>
> +/*
> + * enum vsp1_entity_params - Entity configuration parameters class
> + * @VSP1_ENTITY_PARAMS_INIT - Initial parameters
> + * @VSP1_ENTITY_PARAMS_RUNTIME - Runtime-configurable parameters
> + */
> +enum vsp1_entity_params {
> + VSP1_ENTITY_PARAMS_INIT,
> + VSP1_ENTITY_PARAMS_RUNTIME,
> +};
> +
> #define VSP1_ENTITY_MAX_INPUTS 5 /* For the BRU */
>
> /*
> @@ -73,7 +83,7 @@ struct vsp1_entity_operations {
> void (*destroy)(struct vsp1_entity *);
> void (*set_memory)(struct vsp1_entity *, struct vsp1_dl_list *dl);
> void (*configure)(struct vsp1_entity *, struct vsp1_pipeline *,
> - struct vsp1_dl_list *, bool);
> + struct vsp1_dl_list *, enum vsp1_entity_params);
> };
>
> struct vsp1_entity {
> diff --git a/drivers/media/platform/vsp1/vsp1_hsit.c b/drivers/media/platform/vsp1/vsp1_hsit.c
> index 6ffbedb5c095..94316afc54ff 100644
> --- a/drivers/media/platform/vsp1/vsp1_hsit.c
> +++ b/drivers/media/platform/vsp1/vsp1_hsit.c
> @@ -132,11 +132,12 @@ static const struct v4l2_subdev_ops hsit_ops = {
>
> static void hsit_configure(struct vsp1_entity *entity,
> struct vsp1_pipeline *pipe,
> - struct vsp1_dl_list *dl, bool full)
> + struct vsp1_dl_list *dl,
> + enum vsp1_entity_params params)
> {
> struct vsp1_hsit *hsit = to_hsit(&entity->subdev);
>
> - if (!full)
> + if (params != VSP1_ENTITY_PARAMS_INIT)
> return;
>
> if (hsit->inverse)
> diff --git a/drivers/media/platform/vsp1/vsp1_lif.c b/drivers/media/platform/vsp1/vsp1_lif.c
> index 702df863b13a..e32acae1fc6e 100644
> --- a/drivers/media/platform/vsp1/vsp1_lif.c
> +++ b/drivers/media/platform/vsp1/vsp1_lif.c
> @@ -129,7 +129,8 @@ static const struct v4l2_subdev_ops lif_ops = {
>
> static void lif_configure(struct vsp1_entity *entity,
> struct vsp1_pipeline *pipe,
> - struct vsp1_dl_list *dl, bool full)
> + struct vsp1_dl_list *dl,
> + enum vsp1_entity_params params)
> {
> const struct v4l2_mbus_framefmt *format;
> struct vsp1_lif *lif = to_lif(&entity->subdev);
> @@ -137,7 +138,7 @@ static void lif_configure(struct vsp1_entity *entity,
> unsigned int obth = 400;
> unsigned int lbth = 200;
>
> - if (!full)
> + if (params != VSP1_ENTITY_PARAMS_INIT)
> return;
>
> format = vsp1_entity_get_pad_format(&lif->entity, lif->entity.config,
> diff --git a/drivers/media/platform/vsp1/vsp1_lut.c b/drivers/media/platform/vsp1/vsp1_lut.c
> index e1c0bb7535e4..ace8acce2076 100644
> --- a/drivers/media/platform/vsp1/vsp1_lut.c
> +++ b/drivers/media/platform/vsp1/vsp1_lut.c
> @@ -190,24 +190,28 @@ static const struct v4l2_subdev_ops lut_ops = {
>
> static void lut_configure(struct vsp1_entity *entity,
> struct vsp1_pipeline *pipe,
> - struct vsp1_dl_list *dl, bool full)
> + struct vsp1_dl_list *dl,
> + enum vsp1_entity_params params)
> {
> struct vsp1_lut *lut = to_lut(&entity->subdev);
> struct vsp1_dl_body *dlb;
> unsigned long flags;
>
> - if (full) {
> + switch (params) {
> + case VSP1_ENTITY_PARAMS_INIT:
> vsp1_lut_write(lut, dl, VI6_LUT_CTRL, VI6_LUT_CTRL_EN);
> - return;
> - }
> + break;
>
> - spin_lock_irqsave(&lut->lock, flags);
> - dlb = lut->lut;
> - lut->lut = NULL;
> - spin_unlock_irqrestore(&lut->lock, flags);
> + case VSP1_ENTITY_PARAMS_RUNTIME:
> + spin_lock_irqsave(&lut->lock, flags);
> + dlb = lut->lut;
> + lut->lut = NULL;
> + spin_unlock_irqrestore(&lut->lock, flags);
>
> - if (dlb)
> - vsp1_dl_list_add_fragment(dl, dlb);
> + if (dlb)
> + vsp1_dl_list_add_fragment(dl, dlb);
> + break;
> + }
> }
>
> static const struct vsp1_entity_operations lut_entity_ops = {
> diff --git a/drivers/media/platform/vsp1/vsp1_rpf.c b/drivers/media/platform/vsp1/vsp1_rpf.c
> index 3d6669dbeacf..795bf0fd1761 100644
> --- a/drivers/media/platform/vsp1/vsp1_rpf.c
> +++ b/drivers/media/platform/vsp1/vsp1_rpf.c
> @@ -60,7 +60,8 @@ static void rpf_set_memory(struct vsp1_entity *entity, struct vsp1_dl_list *dl)
>
> static void rpf_configure(struct vsp1_entity *entity,
> struct vsp1_pipeline *pipe,
> - struct vsp1_dl_list *dl, bool full)
> + struct vsp1_dl_list *dl,
> + enum vsp1_entity_params params)
> {
> struct vsp1_rwpf *rpf = to_rwpf(&entity->subdev);
> const struct vsp1_format_info *fmtinfo = rpf->fmtinfo;
> @@ -73,7 +74,7 @@ static void rpf_configure(struct vsp1_entity *entity,
> u32 pstride;
> u32 infmt;
>
> - if (!full) {
> + if (params == VSP1_ENTITY_PARAMS_RUNTIME) {
> vsp1_rpf_write(rpf, dl, VI6_RPF_VRTCOL_SET,
> rpf->alpha << VI6_RPF_VRTCOL_SET_LAYA_SHIFT);
> vsp1_rpf_write(rpf, dl, VI6_RPF_MULT_ALPHA, rpf->mult_alpha |
> diff --git a/drivers/media/platform/vsp1/vsp1_sru.c b/drivers/media/platform/vsp1/vsp1_sru.c
> index 6e13cdfa5ed4..9d4a1afb6634 100644
> --- a/drivers/media/platform/vsp1/vsp1_sru.c
> +++ b/drivers/media/platform/vsp1/vsp1_sru.c
> @@ -271,7 +271,8 @@ static const struct v4l2_subdev_ops sru_ops = {
>
> static void sru_configure(struct vsp1_entity *entity,
> struct vsp1_pipeline *pipe,
> - struct vsp1_dl_list *dl, bool full)
> + struct vsp1_dl_list *dl,
> + enum vsp1_entity_params params)
> {
> const struct vsp1_sru_param *param;
> struct vsp1_sru *sru = to_sru(&entity->subdev);
> @@ -279,7 +280,7 @@ static void sru_configure(struct vsp1_entity *entity,
> struct v4l2_mbus_framefmt *output;
> u32 ctrl0;
>
> - if (!full)
> + if (params != VSP1_ENTITY_PARAMS_INIT)
> return;
>
> input = vsp1_entity_get_pad_format(&sru->entity, sru->entity.config,
> diff --git a/drivers/media/platform/vsp1/vsp1_uds.c b/drivers/media/platform/vsp1/vsp1_uds.c
> index a8fc893a31ee..62beae5d6944 100644
> --- a/drivers/media/platform/vsp1/vsp1_uds.c
> +++ b/drivers/media/platform/vsp1/vsp1_uds.c
> @@ -260,7 +260,8 @@ static const struct v4l2_subdev_ops uds_ops = {
>
> static void uds_configure(struct vsp1_entity *entity,
> struct vsp1_pipeline *pipe,
> - struct vsp1_dl_list *dl, bool full)
> + struct vsp1_dl_list *dl,
> + enum vsp1_entity_params params)
> {
> struct vsp1_uds *uds = to_uds(&entity->subdev);
> const struct v4l2_mbus_framefmt *output;
> @@ -269,7 +270,7 @@ static void uds_configure(struct vsp1_entity *entity,
> unsigned int vscale;
> bool multitap;
>
> - if (!full)
> + if (params != VSP1_ENTITY_PARAMS_INIT)
> return;
>
> input = vsp1_entity_get_pad_format(&uds->entity, uds->entity.config,
> diff --git a/drivers/media/platform/vsp1/vsp1_video.c b/drivers/media/platform/vsp1/vsp1_video.c
> index cd7d215ed455..c66f0b480989 100644
> --- a/drivers/media/platform/vsp1/vsp1_video.c
> +++ b/drivers/media/platform/vsp1/vsp1_video.c
> @@ -254,7 +254,8 @@ static void vsp1_video_pipeline_run(struct vsp1_pipeline *pipe)
>
> list_for_each_entry(entity, &pipe->entities, list_pipe) {
> if (entity->ops->configure)
> - entity->ops->configure(entity, pipe, pipe->dl, false);
> + entity->ops->configure(entity, pipe, pipe->dl,
> + VSP1_ENTITY_PARAMS_RUNTIME);
> }
>
> for (i = 0; i < vsp1->info->rpf_count; ++i) {
> @@ -629,7 +630,8 @@ static int vsp1_video_setup_pipeline(struct vsp1_pipeline *pipe)
> vsp1_entity_route_setup(entity, pipe->dl);
>
> if (entity->ops->configure)
> - entity->ops->configure(entity, pipe, pipe->dl, true);
> + entity->ops->configure(entity, pipe, pipe->dl,
> + VSP1_ENTITY_PARAMS_INIT);
> }
>
> return 0;
> diff --git a/drivers/media/platform/vsp1/vsp1_wpf.c b/drivers/media/platform/vsp1/vsp1_wpf.c
> index f3a593196282..adf348d08c64 100644
> --- a/drivers/media/platform/vsp1/vsp1_wpf.c
> +++ b/drivers/media/platform/vsp1/vsp1_wpf.c
> @@ -206,7 +206,8 @@ static void wpf_set_memory(struct vsp1_entity *entity, struct vsp1_dl_list *dl)
>
> static void wpf_configure(struct vsp1_entity *entity,
> struct vsp1_pipeline *pipe,
> - struct vsp1_dl_list *dl, bool full)
> + struct vsp1_dl_list *dl,
> + enum vsp1_entity_params params)
> {
> struct vsp1_rwpf *wpf = to_rwpf(&entity->subdev);
> struct vsp1_device *vsp1 = wpf->entity.vsp1;
> @@ -216,7 +217,7 @@ static void wpf_configure(struct vsp1_entity *entity,
> u32 outfmt = 0;
> u32 srcrpf = 0;
>
> - if (!full) {
> + if (params == VSP1_ENTITY_PARAMS_RUNTIME) {
> const unsigned int mask = BIT(WPF_CTRL_VFLIP)
> | BIT(WPF_CTRL_HFLIP);
>
> --
> Regards,
>
> Laurent Pinchart
>
--
Regards,
Niklas Söderlund
--
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