61 static void print_pll(struct device *dev, struct smiapp_pll *pll)  in print_pll()  argument
63 	dev_dbg(dev, "pre_pll_clk_div\t%u\n",  pll->pre_pll_clk_div);  in print_pll()
64 	dev_dbg(dev, "pll_multiplier \t%u\n",  pll->pll_multiplier);  in print_pll()
65 	if (!(pll->flags & SMIAPP_PLL_FLAG_NO_OP_CLOCKS)) {  in print_pll()
66 		dev_dbg(dev, "op_sys_clk_div \t%u\n", pll->op.sys_clk_div);  in print_pll()
67 		dev_dbg(dev, "op_pix_clk_div \t%u\n", pll->op.pix_clk_div);  in print_pll()
69 	dev_dbg(dev, "vt_sys_clk_div \t%u\n",  pll->vt.sys_clk_div);  in print_pll()
70 	dev_dbg(dev, "vt_pix_clk_div \t%u\n",  pll->vt.pix_clk_div);  in print_pll()
72 	dev_dbg(dev, "ext_clk_freq_hz \t%u\n", pll->ext_clk_freq_hz);  in print_pll()
73 	dev_dbg(dev, "pll_ip_clk_freq_hz \t%u\n", pll->pll_ip_clk_freq_hz);  in print_pll()
74 	dev_dbg(dev, "pll_op_clk_freq_hz \t%u\n", pll->pll_op_clk_freq_hz);  in print_pll()
75 	if (!(pll->flags & SMIAPP_PLL_FLAG_NO_OP_CLOCKS)) {  in print_pll()
77 			pll->op.sys_clk_freq_hz);  in print_pll()
79 			pll->op.pix_clk_freq_hz);  in print_pll()
81 	dev_dbg(dev, "vt_sys_clk_freq_hz \t%u\n", pll->vt.sys_clk_freq_hz);  in print_pll()
82 	dev_dbg(dev, "vt_pix_clk_freq_hz \t%u\n", pll->vt.pix_clk_freq_hz);  in print_pll()
88 			    struct smiapp_pll *pll,  in check_all_bounds()  argument
93 	rval = bounds_check(dev, pll->pll_ip_clk_freq_hz,  in check_all_bounds()
99 			dev, pll->pll_multiplier,  in check_all_bounds()
104 			dev, pll->pll_op_clk_freq_hz,  in check_all_bounds()
129 	if (pll->flags & SMIAPP_PLL_FLAG_NO_OP_CLOCKS)  in check_all_bounds()
134 			dev, pll->vt.sys_clk_freq_hz,  in check_all_bounds()
140 			dev, pll->vt.pix_clk_freq_hz,  in check_all_bounds()
162 	struct smiapp_pll *pll, struct smiapp_pll_branch *op_pll, uint32_t mul,  in __smiapp_pll_calculate()  argument
184 	dev_dbg(dev, "pre_pll_clk_div %u\n", pll->pre_pll_clk_div);  in __smiapp_pll_calculate()
195 		      / (pll->ext_clk_freq_hz / pll->pre_pll_clk_div * mul));  in __smiapp_pll_calculate()
200 			   op_limits->max_sys_clk_div * pll->pre_pll_clk_div  in __smiapp_pll_calculate()
212 				    pll->ext_clk_freq_hz / pll->pre_pll_clk_div  in __smiapp_pll_calculate()
228 	more_mul_factor = lcm(div, pll->pre_pll_clk_div) / div;  in __smiapp_pll_calculate()
243 	pll->pll_multiplier = mul * i;  in __smiapp_pll_calculate()
244 	op_pll->sys_clk_div = div * i / pll->pre_pll_clk_div;  in __smiapp_pll_calculate()
247 	pll->pll_ip_clk_freq_hz = pll->ext_clk_freq_hz  in __smiapp_pll_calculate()
248 		/ pll->pre_pll_clk_div;  in __smiapp_pll_calculate()
250 	pll->pll_op_clk_freq_hz = pll->pll_ip_clk_freq_hz  in __smiapp_pll_calculate()
251 		* pll->pll_multiplier;  in __smiapp_pll_calculate()
255 		pll->pll_op_clk_freq_hz / op_pll->sys_clk_div;  in __smiapp_pll_calculate()
257 	op_pll->pix_clk_div = pll->bits_per_pixel;  in __smiapp_pll_calculate()
263 	if (pll->flags & SMIAPP_PLL_FLAG_NO_OP_CLOCKS) {  in __smiapp_pll_calculate()
276 	    / pll->binning_horizontal)  in __smiapp_pll_calculate()
277 		vt_op_binning_div = pll->binning_horizontal;  in __smiapp_pll_calculate()
293 	dev_dbg(dev, "scale_m: %u\n", pll->scale_m);  in __smiapp_pll_calculate()
295 				  * pll->scale_n,  in __smiapp_pll_calculate()
297 				  * pll->scale_m);  in __smiapp_pll_calculate()
302 			 DIV_ROUND_UP(pll->pll_op_clk_freq_hz,  in __smiapp_pll_calculate()
314 			 DIV_ROUND_UP(pll->pll_op_clk_freq_hz,  in __smiapp_pll_calculate()
330 			  pll->pll_op_clk_freq_hz  in __smiapp_pll_calculate()
343 			  DIV_ROUND_UP(pll->pll_op_clk_freq_hz,  in __smiapp_pll_calculate()
378 	pll->vt.sys_clk_div = DIV_ROUND_UP(min_vt_div, best_pix_div);  in __smiapp_pll_calculate()
379 	pll->vt.pix_clk_div = best_pix_div;  in __smiapp_pll_calculate()
381 	pll->vt.sys_clk_freq_hz =  in __smiapp_pll_calculate()
382 		pll->pll_op_clk_freq_hz / pll->vt.sys_clk_div;  in __smiapp_pll_calculate()
383 	pll->vt.pix_clk_freq_hz =  in __smiapp_pll_calculate()
384 		pll->vt.sys_clk_freq_hz / pll->vt.pix_clk_div;  in __smiapp_pll_calculate()
387 	pll->pixel_rate_csi =  in __smiapp_pll_calculate()
389 	pll->pixel_rate_pixel_array = pll->vt.pix_clk_freq_hz;  in __smiapp_pll_calculate()
391 	return check_all_bounds(dev, limits, op_limits, pll, op_pll);  in __smiapp_pll_calculate()
396 			 struct smiapp_pll *pll)  in smiapp_pll_calculate()  argument
399 	struct smiapp_pll_branch *op_pll = &pll->op;  in smiapp_pll_calculate()
407 	if (pll->flags & SMIAPP_PLL_FLAG_NO_OP_CLOCKS) {  in smiapp_pll_calculate()
414 		op_pll = &pll->vt;  in smiapp_pll_calculate()
417 	if (pll->flags & SMIAPP_PLL_FLAG_OP_PIX_CLOCK_PER_LANE)  in smiapp_pll_calculate()
418 		lane_op_clock_ratio = pll->csi2.lanes;  in smiapp_pll_calculate()
423 	dev_dbg(dev, "binning: %ux%u\n", pll->binning_horizontal,  in smiapp_pll_calculate()
424 		pll->binning_vertical);  in smiapp_pll_calculate()
426 	switch (pll->bus_type) {  in smiapp_pll_calculate()
429 		pll->pll_op_clk_freq_hz = pll->link_freq * 2  in smiapp_pll_calculate()
430 			* (pll->csi2.lanes / lane_op_clock_ratio);  in smiapp_pll_calculate()
433 		pll->pll_op_clk_freq_hz = pll->link_freq * pll->bits_per_pixel  in smiapp_pll_calculate()
434 			/ DIV_ROUND_UP(pll->bits_per_pixel,  in smiapp_pll_calculate()
435 				       pll->parallel.bus_width);  in smiapp_pll_calculate()
446 		      clk_div_even(pll->ext_clk_freq_hz /  in smiapp_pll_calculate()
451 			      DIV_ROUND_UP(pll->ext_clk_freq_hz,  in smiapp_pll_calculate()
456 	i = gcd(pll->pll_op_clk_freq_hz, pll->ext_clk_freq_hz);  in smiapp_pll_calculate()
457 	mul = div_u64(pll->pll_op_clk_freq_hz, i);  in smiapp_pll_calculate()
458 	div = pll->ext_clk_freq_hz / i;  in smiapp_pll_calculate()
464 			      DIV_ROUND_UP(mul * pll->ext_clk_freq_hz,  in smiapp_pll_calculate()
469 	for (pll->pre_pll_clk_div = min_pre_pll_clk_div;  in smiapp_pll_calculate()
470 	     pll->pre_pll_clk_div <= max_pre_pll_clk_div;  in smiapp_pll_calculate()
471 	     pll->pre_pll_clk_div += 2 - (pll->pre_pll_clk_div & 1)) {  in smiapp_pll_calculate()
472 		rval = __smiapp_pll_calculate(dev, limits, op_limits, pll,  in smiapp_pll_calculate()
478 		print_pll(dev, pll);  in smiapp_pll_calculate()