1// SPDX-License-Identifier: GPL-2.0+
2/*
3 * Copyright (C) 2023 Loongson Technology Corporation Limited
4 */
5
6#include <linux/pci.h>
7
8#include "lsdc_drv.h"
9
10static const struct lsdc_kms_funcs ls7a1000_kms_funcs = {
11	.create_i2c = lsdc_create_i2c_chan,
12	.irq_handler = ls7a1000_dc_irq_handler,
13	.output_init = ls7a1000_output_init,
14	.cursor_plane_init = ls7a1000_cursor_plane_init,
15	.primary_plane_init = lsdc_primary_plane_init,
16	.crtc_init = ls7a1000_crtc_init,
17};
18
19static const struct lsdc_kms_funcs ls7a2000_kms_funcs = {
20	.create_i2c = lsdc_create_i2c_chan,
21	.irq_handler = ls7a2000_dc_irq_handler,
22	.output_init = ls7a2000_output_init,
23	.cursor_plane_init = ls7a2000_cursor_plane_init,
24	.primary_plane_init = lsdc_primary_plane_init,
25	.crtc_init = ls7a2000_crtc_init,
26};
27
28static const struct loongson_gfx_desc ls7a1000_gfx = {
29	.dc = {
30		.num_of_crtc = 2,
31		.max_pixel_clk = 200000,
32		.max_width = 2048,
33		.max_height = 2048,
34		.num_of_hw_cursor = 1,
35		.hw_cursor_w = 32,
36		.hw_cursor_h = 32,
37		.pitch_align = 256,
38		.has_vblank_counter = false,
39		.funcs = &ls7a1000_kms_funcs,
40	},
41	.conf_reg_base = LS7A1000_CONF_REG_BASE,
42	.gfxpll = {
43		.reg_offset = LS7A1000_PLL_GFX_REG,
44		.reg_size = 8,
45	},
46	.pixpll = {
47		[0] = {
48			.reg_offset = LS7A1000_PIXPLL0_REG,
49			.reg_size = 8,
50		},
51		[1] = {
52			.reg_offset = LS7A1000_PIXPLL1_REG,
53			.reg_size = 8,
54		},
55	},
56	.chip_id = CHIP_LS7A1000,
57	.model = "LS7A1000 bridge chipset",
58};
59
60static const struct loongson_gfx_desc ls7a2000_gfx = {
61	.dc = {
62		.num_of_crtc = 2,
63		.max_pixel_clk = 350000,
64		.max_width = 4096,
65		.max_height = 4096,
66		.num_of_hw_cursor = 2,
67		.hw_cursor_w = 64,
68		.hw_cursor_h = 64,
69		.pitch_align = 64,
70		.has_vblank_counter = true,
71		.funcs = &ls7a2000_kms_funcs,
72	},
73	.conf_reg_base = LS7A2000_CONF_REG_BASE,
74	.gfxpll = {
75		.reg_offset = LS7A2000_PLL_GFX_REG,
76		.reg_size = 8,
77	},
78	.pixpll = {
79		[0] = {
80			.reg_offset = LS7A2000_PIXPLL0_REG,
81			.reg_size = 8,
82		},
83		[1] = {
84			.reg_offset = LS7A2000_PIXPLL1_REG,
85			.reg_size = 8,
86		},
87	},
88	.chip_id = CHIP_LS7A2000,
89	.model = "LS7A2000 bridge chipset",
90};
91
92static const struct lsdc_desc *__chip_id_desc_table[] = {
93	[CHIP_LS7A1000] = &ls7a1000_gfx.dc,
94	[CHIP_LS7A2000] = &ls7a2000_gfx.dc,
95	[CHIP_LS_LAST] = NULL,
96};
97
98const struct lsdc_desc *
99lsdc_device_probe(struct pci_dev *pdev, enum loongson_chip_id chip_id)
100{
101	return __chip_id_desc_table[chip_id];
102}
103