int fimc_hwset_input_rot(struct fimc_control *ctrl, u32 rot, u32 flip)
{
u32 cfg, val;
cfg = readl(ctrl->regs + S3C_CITRGFMT);
cfg &= ~S3C_CITRGFMT_INROT90_CLOCKWISE;
val = fimc_mapping_rot_flip(rot, flip);
if (val & FIMC_ROT)
cfg |= S3C_CITRGFMT_INROT90_CLOCKWISE;
writel(cfg, ctrl->regs + S3C_CITRGFMT);
return 0;
}
int fimc_try_fmt_overlay(struct file *filp, void *fh, struct v4l2_format *f)
{
struct fimc_control *ctrl = ((struct fimc_prv_data *)fh)->ctrl;
int ctx_id = ((struct fimc_prv_data *)fh)->ctx_id;
struct fimc_ctx *ctx;
u32 is_rotate = 0;
ctx = &ctrl->out->ctx[ctx_id];
fimc_info1("%s: top(%d) left(%d) width(%d) height(%d)\n", __func__,
f->fmt.win.w.top, f->fmt.win.w.left,
f->fmt.win.w.width, f->fmt.win.w.height);
if (ctx->overlay.mode == FIMC_OVLY_NONE_SINGLE_BUF ||
(ctx->overlay.mode == FIMC_OVLY_NONE_MULTI_BUF))
return 0;
/* Check Overlay Size : Overlay size must be smaller than LCD size. */
is_rotate = fimc_mapping_rot_flip(ctx->rotate, ctx->flip);
if (is_rotate & FIMC_ROT) { /* Landscape mode */
if (f->fmt.win.w.width > ctrl->fb.lcd_vres) {
fimc_warn("The width is changed %d -> %d\n",
f->fmt.win.w.width, ctrl->fb.lcd_vres);
f->fmt.win.w.width = ctrl->fb.lcd_vres;
}
if (f->fmt.win.w.height > ctrl->fb.lcd_hres) {
fimc_warn("The height is changed %d -> %d\n",
f->fmt.win.w.height, ctrl->fb.lcd_hres);
f->fmt.win.w.height = ctrl->fb.lcd_hres;
}
} else { /* Portrait mode */
if (f->fmt.win.w.width > ctrl->fb.lcd_hres) {
fimc_warn("The width is changed %d -> %d\n",
f->fmt.win.w.width, ctrl->fb.lcd_hres);
f->fmt.win.w.width = ctrl->fb.lcd_hres;
}
if (f->fmt.win.w.height > ctrl->fb.lcd_vres) {
fimc_warn("The height is changed %d -> %d\n",
f->fmt.win.w.height, ctrl->fb.lcd_vres);
f->fmt.win.w.height = ctrl->fb.lcd_vres;
}
}
return 0;
}
int fimc_hwset_input_flip(struct fimc_control *ctrl, u32 rot, u32 flip)
{
u32 cfg, val;
cfg = readl(ctrl->regs + S3C_MSCTRL);
cfg &= ~(S3C_MSCTRL_FLIP_X_MIRROR | S3C_MSCTRL_FLIP_Y_MIRROR);
val = fimc_mapping_rot_flip(rot, flip);
if (val & FIMC_XFLIP)
cfg |= S3C_MSCTRL_FLIP_X_MIRROR;
if (val & FIMC_YFLIP)
cfg |= S3C_MSCTRL_FLIP_Y_MIRROR;
writel(cfg, ctrl->regs + S3C_MSCTRL);
return 0;
}
int fimc_hwset_output_rot_flip(struct fimc_control *ctrl, u32 rot, u32 flip)
{
u32 cfg, val;
cfg = readl(ctrl->regs + S3C_CITRGFMT);
cfg &= ~S3C_CITRGFMT_FLIP_MASK;
cfg &= ~S3C_CITRGFMT_OUTROT90_CLOCKWISE;
val = fimc_mapping_rot_flip(rot, flip);
if (val & FIMC_ROT)
cfg |= S3C_CITRGFMT_OUTROT90_CLOCKWISE;
if (val & FIMC_XFLIP)
cfg |= S3C_CITRGFMT_FLIP_X_MIRROR;
if (val & FIMC_YFLIP)
cfg |= S3C_CITRGFMT_FLIP_Y_MIRROR;
writel(cfg, ctrl->regs + S3C_CITRGFMT);
return 0;
}