dss_div_calc
ok = dss_div_calc(dpi->dss, pck, ctx->pck_min,
bool dss_div_calc(struct dss_device *dss, unsigned long pck,
ok = dss_div_calc(sdi->dss, pclk, ctx.pck_min,
ok = dss_div_calc(pck, ctx->pck_min, dpi_calc_dss_cb, ctx);
bool dss_div_calc(unsigned long pck, unsigned long fck_min,
ok = dss_div_calc(pclk, ctx.pck_min, dpi_calc_dss_cb, &ctx);