From d05a331029d31836053a934365056616b0142898 Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Mon, 20 Jun 2016 05:04:38 -0300 Subject: [PATCH] [media] v4l: vsp1: rwpf: Support runtime modification of controls Allow reconfiguration of the alpha value at runtime. Signed-off-by: Laurent Pinchart Signed-off-by: Mauro Carvalho Chehab --- drivers/media/platform/vsp1/vsp1_rpf.c | 21 ++++++++++++--------- drivers/media/platform/vsp1/vsp1_rwpf.c | 2 -- drivers/media/platform/vsp1/vsp1_rwpf.h | 3 +++ drivers/media/platform/vsp1/vsp1_wpf.c | 10 +++++++--- 4 files changed, 22 insertions(+), 14 deletions(-) diff --git a/drivers/media/platform/vsp1/vsp1_rpf.c b/drivers/media/platform/vsp1/vsp1_rpf.c index b8e801edf84c..4258c7208877 100644 --- a/drivers/media/platform/vsp1/vsp1_rpf.c +++ b/drivers/media/platform/vsp1/vsp1_rpf.c @@ -73,8 +73,15 @@ static void rpf_configure(struct vsp1_entity *entity, u32 pstride; u32 infmt; - if (!full) + if (!full) { + 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 | + (rpf->alpha << VI6_RPF_MULT_ALPHA_RATIO_SHIFT)); + + vsp1_pipeline_propagate_alpha(pipe, dl, rpf->alpha); return; + } /* Source size, stride and crop offsets. * @@ -171,9 +178,6 @@ static void rpf_configure(struct vsp1_entity *entity, (fmtinfo->alpha ? VI6_RPF_ALPH_SEL_ASEL_PACKED : VI6_RPF_ALPH_SEL_ASEL_FIXED)); - vsp1_rpf_write(rpf, dl, VI6_RPF_VRTCOL_SET, - rpf->alpha << VI6_RPF_VRTCOL_SET_LAYA_SHIFT); - if (entity->vsp1->info->gen == 3) { u32 mult; @@ -191,8 +195,7 @@ static void rpf_configure(struct vsp1_entity *entity, mult = VI6_RPF_MULT_ALPHA_A_MMD_RATIO | (premultiplied ? VI6_RPF_MULT_ALPHA_P_MMD_RATIO : - VI6_RPF_MULT_ALPHA_P_MMD_NONE) - | (rpf->alpha << VI6_RPF_MULT_ALPHA_RATIO_SHIFT); + VI6_RPF_MULT_ALPHA_P_MMD_NONE); } else { /* When the input doesn't contain an alpha channel the * global alpha value is applied in the unpacking unit, @@ -203,11 +206,9 @@ static void rpf_configure(struct vsp1_entity *entity, | VI6_RPF_MULT_ALPHA_P_MMD_NONE; } - vsp1_rpf_write(rpf, dl, VI6_RPF_MULT_ALPHA, mult); + rpf->mult_alpha = mult; } - vsp1_pipeline_propagate_alpha(pipe, dl, rpf->alpha); - vsp1_rpf_write(rpf, dl, VI6_RPF_MSK_CTRL, 0); vsp1_rpf_write(rpf, dl, VI6_RPF_CKEY_CTRL, 0); @@ -253,6 +254,8 @@ struct vsp1_rwpf *vsp1_rpf_create(struct vsp1_device *vsp1, unsigned int index) goto error; } + v4l2_ctrl_handler_setup(&rpf->ctrls); + return rpf; error: diff --git a/drivers/media/platform/vsp1/vsp1_rwpf.c b/drivers/media/platform/vsp1/vsp1_rwpf.c index 3b6e032e7806..cd3562d1d9cf 100644 --- a/drivers/media/platform/vsp1/vsp1_rwpf.c +++ b/drivers/media/platform/vsp1/vsp1_rwpf.c @@ -243,8 +243,6 @@ static const struct v4l2_ctrl_ops vsp1_rwpf_ctrl_ops = { int vsp1_rwpf_init_ctrls(struct vsp1_rwpf *rwpf) { - rwpf->alpha = 255; - v4l2_ctrl_handler_init(&rwpf->ctrls, 1); v4l2_ctrl_new_std(&rwpf->ctrls, &vsp1_rwpf_ctrl_ops, V4L2_CID_ALPHA_COMPONENT, 0, 255, 1, 255); diff --git a/drivers/media/platform/vsp1/vsp1_rwpf.h b/drivers/media/platform/vsp1/vsp1_rwpf.h index 9ff7c78f239e..801cacc12e07 100644 --- a/drivers/media/platform/vsp1/vsp1_rwpf.h +++ b/drivers/media/platform/vsp1/vsp1_rwpf.h @@ -49,6 +49,9 @@ struct vsp1_rwpf { unsigned int alpha; + u32 mult_alpha; + u32 outfmt; + unsigned int offsets[2]; struct vsp1_rwpf_memory mem; diff --git a/drivers/media/platform/vsp1/vsp1_wpf.c b/drivers/media/platform/vsp1/vsp1_wpf.c index 474feac67155..9385bc703dcd 100644 --- a/drivers/media/platform/vsp1/vsp1_wpf.c +++ b/drivers/media/platform/vsp1/vsp1_wpf.c @@ -104,8 +104,11 @@ static void wpf_configure(struct vsp1_entity *entity, u32 outfmt = 0; u32 srcrpf = 0; - if (!full) + if (!full) { + vsp1_wpf_write(wpf, dl, VI6_WPF_OUTFMT, wpf->outfmt | + (wpf->alpha << VI6_WPF_OUTFMT_PDV_SHIFT)); return; + } /* Cropping */ crop = vsp1_rwpf_get_crop(wpf, wpf->entity.config); @@ -151,8 +154,7 @@ static void wpf_configure(struct vsp1_entity *entity, if (sink_format->code != source_format->code) outfmt |= VI6_WPF_OUTFMT_CSC; - outfmt |= wpf->alpha << VI6_WPF_OUTFMT_PDV_SHIFT; - vsp1_wpf_write(wpf, dl, VI6_WPF_OUTFMT, outfmt); + wpf->outfmt = outfmt; vsp1_dl_list_write(dl, VI6_DPR_WPF_FPORCH(wpf->entity.index), VI6_DPR_WPF_FPORCH_FP_WPFN); @@ -239,6 +241,8 @@ struct vsp1_rwpf *vsp1_wpf_create(struct vsp1_device *vsp1, unsigned int index) goto error; } + v4l2_ctrl_handler_setup(&wpf->ctrls); + return wpf; error: