1 // SPDX-License-Identifier: GPL-2.0+
58 	{148500, 1920, 1080, 60,  11, 49,  3},   /* 1920x1080@60Hz */
59 	{141750, 1920, 1080, 60,  11, 78,  5},   /* 1920x1080@60Hz */
60 						 /* 1920x1080@50Hz */
61 	{174500, 1920, 1080, 75,  17, 89,  3},   /* 1920x1080@75Hz */
62 	{181250, 2560, 1080, 75,  8,  58,  4},   /* 2560x1080@75Hz */
63 	{297000, 2560, 1080, 30,  8,  95,  4},   /* 3840x2160@30Hz */
64 	{301992, 1920, 1080, 100, 10, 151, 5},   /* 1920x1080@100Hz */
65 	{146250, 1680, 1050, 60,  16, 117, 5},   /* 1680x1050@60Hz */
66 	{135000, 1280, 1024, 75,  10, 54,  4},   /* 1280x1024@75Hz */
67 	{119000, 1680, 1050, 60,  20, 119, 5},   /* 1680x1050@60Hz */
68 	{108000, 1600, 900,  60,  15, 81,  5},   /* 1600x900@60Hz  */
69 						 /* 1280x1024@60Hz */
70 						 /* 1280x960@60Hz */
71 						 /* 1152x864@75Hz */
73 	{106500, 1440, 900,  60,  19, 81,  4},   /* 1440x900@60Hz */
74 	{88750,  1440, 900,  60,  16, 71,  5},   /* 1440x900@60Hz */
75 	{83500,  1280, 800,  60,  17, 71,  5},   /* 1280x800@60Hz */
76 	{71000,  1280, 800,  60,  20, 71,  5},   /* 1280x800@60Hz */
78 	{74250,  1280, 720,  60,  22, 49,  3},   /* 1280x720@60Hz */
79 						 /* 1280x720@50Hz */
81 	{78750,  1024, 768,  75,  16, 63,  5},   /* 1024x768@75Hz */
82 	{75000,  1024, 768,  70,  29, 87,  4},   /* 1024x768@70Hz */
83 	{65000,  1024, 768,  60,  20, 39,  3},   /* 1024x768@60Hz */
85 	{51200,  1024, 600,  60,  25, 64,  5},   /* 1024x600@60Hz */
87 	{57284,  832,  624,  75,  24, 55,  4},   /* 832x624@75Hz */
88 	{49500,  800,  600,  75,  40, 99,  5},   /* 800x600@75Hz */
89 	{50000,  800,  600,  72,  44, 88,  4},   /* 800x600@72Hz */
90 	{40000,  800,  600,  60,  30, 36,  3},   /* 800x600@60Hz */
91 	{36000,  800,  600,  56,  50, 72,  4},   /* 800x600@56Hz */
92 	{31500,  640,  480,  75,  40, 63,  5},   /* 640x480@75Hz */
93 						 /* 640x480@73Hz */
95 	{30240,  640,  480,  67,  62, 75,  4},   /* 640x480@67Hz */
96 	{27000,  720,  576,  50,  50, 54,  4},   /* 720x576@60Hz */
97 	{25175,  640,  480,  60,  85, 107, 5},   /* 640x480@60Hz */
98 	{25200,  640,  480,  60,  50, 63,  5},   /* 640x480@60Hz */
99 						 /* 720x480@60Hz */
106 	iounmap(this->mmio);  in lsdc_pixel_pll_free()
108 	kfree(this->priv);  in lsdc_pixel_pll_free()
122 	this->mmio = ioremap(this->reg_base, this->reg_size);  in lsdc_pixel_pll_setup()
123 	if (!this->mmio)  in lsdc_pixel_pll_setup()
124 		return -ENOMEM;  in lsdc_pixel_pll_setup()
128 		iounmap(this->mmio);  in lsdc_pixel_pll_setup()
129 		return -ENOMEM;  in lsdc_pixel_pll_setup()
132 	pparms->ref_clock = LSDC_PLL_REF_CLK_KHZ;  in lsdc_pixel_pll_setup()
134 	this->priv = pparms;  in lsdc_pixel_pll_setup()
136 	return drmm_add_action_or_reset(this->ddev, lsdc_pixel_pll_free, this);  in lsdc_pixel_pll_setup()
140  * Find a set of pll parameters from a static local table which avoid
147  * Return 0 if success, return -1 if not found.
160 		if (clock == pt->clock) {  in lsdc_pixpll_find()
161 			pout->div_ref = pt->div_ref;  in lsdc_pixpll_find()
162 			pout->loopc   = pt->loopc;  in lsdc_pixpll_find()
163 			pout->div_out = pt->div_out;  in lsdc_pixpll_find()
169 	drm_dbg_kms(this->ddev, "pixel clock %u: miss\n", clock);  in lsdc_pixpll_find()
171 	return -1;  in lsdc_pixpll_find()
196 	struct lsdc_pixpll_parms *pparms = this->priv;  in lsdc_pixel_pll_compute()
197 	unsigned int refclk = pparms->ref_clock;  in lsdc_pixel_pll_compute()
219 					diff = clock - computed;  in lsdc_pixel_pll_compute()
221 					diff = computed - clock;  in lsdc_pixel_pll_compute()
225 					pparms->div_ref = div_ref;  in lsdc_pixel_pll_compute()
226 					pparms->div_out = div_out;  in lsdc_pixel_pll_compute()
227 					pparms->loopc = loopc;  in lsdc_pixel_pll_compute()
244 	drm_dbg(this->ddev, "can't find suitable params for %u khz\n", clock);  in lsdc_pixel_pll_compute()
255 	dst->d = readq(this->mmio);  in __pixpll_rreg()
257 	dst->w[0] = readl(this->mmio);  in __pixpll_rreg()
258 	dst->w[1] = readl(this->mmio + 4);  in __pixpll_rreg()
266 	writeq(src->d, this->mmio);  in __pixpll_wreg()
268 	writel(src->w[0], this->mmio);  in __pixpll_wreg()
269 	writel(src->w[1], this->mmio + 4);  in __pixpll_wreg()
357 	pixpll_reg.bitmap.div_ref = p->div_ref;  in __pixpll_ops_set_param()
358 	pixpll_reg.bitmap.loopc = p->loopc;  in __pixpll_ops_set_param()
359 	pixpll_reg.bitmap.div_out = p->div_out;  in __pixpll_ops_set_param()
389 	drm_dbg(this->ddev, "%u loop waited\n", counter);  in __pixpll_ops_wait_locked()
430 	struct lsdc_pixpll_parms *ppar = this->priv;  in lsdc_pixpll_get_freq()
432 	unsigned int freq;  in lsdc_pixpll_get_freq()  local
436 	ppar->div_ref = pix_pll_reg.bitmap.div_ref;  in lsdc_pixpll_get_freq()
437 	ppar->loopc = pix_pll_reg.bitmap.loopc;  in lsdc_pixpll_get_freq()
438 	ppar->div_out = pix_pll_reg.bitmap.div_out;  in lsdc_pixpll_get_freq()
440 	freq = ppar->ref_clock / ppar->div_ref * ppar->loopc / ppar->div_out;  in lsdc_pixpll_get_freq()
442 	return freq;  in lsdc_pixpll_get_freq()
448 	struct lsdc_pixpll_parms *parms = this->priv;  in lsdc_pixpll_print()
451 		   parms->div_ref, parms->loopc, parms->div_out);  in lsdc_pixpll_print()
474 	const struct lsdc_desc *descp = ldev->descp;  in lsdc_pixpll_init()
477 	this->ddev = ddev;  in lsdc_pixpll_init()
478 	this->reg_size = 8;  in lsdc_pixpll_init()
479 	this->reg_base = gfx->conf_reg_base + gfx->pixpll[index].reg_offset;  in lsdc_pixpll_init()
480 	this->funcs = &__pixpll_default_funcs;  in lsdc_pixpll_init()
482 	return this->funcs->setup(this);  in lsdc_pixpll_init()