LXR linux/drivers/gpu/drm/nouveau/dispnv04/disp.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef __NV04_DISPLAY_H__
   3#define __NV04_DISPLAY_H__
   4#include <subdev/bios.h>
   5#include <subdev/bios/pll.h>
   6
   7#include "nouveau_display.h"
   8
   9enum nv04_fp_display_regs {
  10        FP_DISPLAY_END,
  11        FP_TOTAL,
  12        FP_CRTC,
  13        FP_SYNC_START,
  14        FP_SYNC_END,
  15        FP_VALID_START,
  16        FP_VALID_END
  17};
  18
  19struct nv04_crtc_reg {
  20        unsigned char MiscOutReg;
  21        uint8_t CRTC[0xa0];
  22        uint8_t CR58[0x10];
  23        uint8_t Sequencer[5];
  24        uint8_t Graphics[9];
  25        uint8_t Attribute[21];
  26        unsigned char DAC[768];
  27
  28        /* PCRTC regs */
  29        uint32_t fb_start;
  30        uint32_t crtc_cfg;
  31        uint32_t cursor_cfg;
  32        uint32_t gpio_ext;
  33        uint32_t crtc_830;
  34        uint32_t crtc_834;
  35        uint32_t crtc_850;
  36        uint32_t crtc_eng_ctrl;
  37
  38        /* PRAMDAC regs */
  39        uint32_t nv10_cursync;
  40        struct nvkm_pll_vals pllvals;
  41        uint32_t ramdac_gen_ctrl;
  42        uint32_t ramdac_630;
  43        uint32_t ramdac_634;
  44        uint32_t tv_setup;
  45        uint32_t tv_vtotal;
  46        uint32_t tv_vskew;
  47        uint32_t tv_vsync_delay;
  48        uint32_t tv_htotal;
  49        uint32_t tv_hskew;
  50        uint32_t tv_hsync_delay;
  51        uint32_t tv_hsync_delay2;
  52        uint32_t fp_horiz_regs[7];
  53        uint32_t fp_vert_regs[7];
  54        uint32_t dither;
  55        uint32_t fp_control;
  56        uint32_t dither_regs[6];
  57        uint32_t fp_debug_0;
  58        uint32_t fp_debug_1;
  59        uint32_t fp_debug_2;
  60        uint32_t fp_margin_color;
  61        uint32_t ramdac_8c0;
  62        uint32_t ramdac_a20;
  63        uint32_t ramdac_a24;
  64        uint32_t ramdac_a34;
  65        uint32_t ctv_regs[38];
  66};
  67
  68struct nv04_output_reg {
  69        uint32_t output;
  70        int head;
  71};
  72
  73struct nv04_mode_state {
  74        struct nv04_crtc_reg crtc_reg[2];
  75        uint32_t pllsel;
  76        uint32_t sel_clk;
  77};
  78
  79struct nv04_display {
  80        struct nv04_mode_state mode_reg;
  81        struct nv04_mode_state saved_reg;
  82        uint32_t saved_vga_font[4][16384];
  83        uint32_t dac_users[4];
  84        struct nouveau_bo *image[2];
  85};
  86
  87static inline struct nv04_display *
  88nv04_display(struct drm_device *dev)
  89{
  90        return nouveau_display(dev)->priv;
  91}
  92
  93/* nv04_display.c */
  94int nv04_display_create(struct drm_device *);
  95void nv04_display_destroy(struct drm_device *);
  96int nv04_display_init(struct drm_device *);
  97void nv04_display_fini(struct drm_device *);
  98
  99/* nv04_crtc.c */
 100int nv04_crtc_create(struct drm_device *, int index);
 101
 102/* nv04_dac.c */
 103int nv04_dac_create(struct drm_connector *, struct dcb_output *);
 104uint32_t nv17_dac_sample_load(struct drm_encoder *encoder);
 105int nv04_dac_output_offset(struct drm_encoder *encoder);
 106void nv04_dac_update_dacclk(struct drm_encoder *encoder, bool enable);
 107bool nv04_dac_in_use(struct drm_encoder *encoder);
 108
 109/* nv04_dfp.c */
 110int nv04_dfp_create(struct drm_connector *, struct dcb_output *);
 111int nv04_dfp_get_bound_head(struct drm_device *dev, struct dcb_output *dcbent);
 112void nv04_dfp_bind_head(struct drm_device *dev, struct dcb_output *dcbent,
 113                               int head, bool dl);
 114void nv04_dfp_disable(struct drm_device *dev, int head);
 115void nv04_dfp_update_fp_control(struct drm_encoder *encoder, int mode);
 116
 117/* nv04_tv.c */
 118int nv04_tv_identify(struct drm_device *dev, int i2c_index);
 119int nv04_tv_create(struct drm_connector *, struct dcb_output *);
 120
 121/* nv17_tv.c */
 122int nv17_tv_create(struct drm_connector *, struct dcb_output *);
 123
 124/* overlay.c */
 125void nouveau_overlay_init(struct drm_device *dev);
 126
 127static inline bool
 128nv_two_heads(struct drm_device *dev)
 129{
 130        struct nouveau_drm *drm = nouveau_drm(dev);
 131        const int impl = dev->pdev->device & 0x0ff0;
 132
 133        if (drm->client.device.info.family >= NV_DEVICE_INFO_V0_CELSIUS && impl != 0x0100 &&
 134            impl != 0x0150 && impl != 0x01a0 && impl != 0x0200)
 135                return true;
 136
 137        return false;
 138}
 139
 140static inline bool
 141nv_gf4_disp_arch(struct drm_device *dev)
 142{
 143        return nv_two_heads(dev) && (dev->pdev->device & 0x0ff0) != 0x0110;
 144}
 145
 146static inline bool
 147nv_two_reg_pll(struct drm_device *dev)
 148{
 149        struct nouveau_drm *drm = nouveau_drm(dev);
 150        const int impl = dev->pdev->device & 0x0ff0;
 151
 152        if (impl == 0x0310 || impl == 0x0340 || drm->client.device.info.family >= NV_DEVICE_INFO_V0_CURIE)
 153                return true;
 154        return false;
 155}
 156
 157static inline bool
 158nv_match_device(struct drm_device *dev, unsigned device,
 159                unsigned sub_vendor, unsigned sub_device)
 160{
 161        return dev->pdev->device == device &&
 162                dev->pdev->subsystem_vendor == sub_vendor &&
 163                dev->pdev->subsystem_device == sub_device;
 164}
 165
 166#include <subdev/bios.h>
 167#include <subdev/bios/init.h>
 168
 169static inline void
 170nouveau_bios_run_init_table(struct drm_device *dev, u16 table,
 171                            struct dcb_output *outp, int crtc)
 172{
 173        nvbios_init(&nvxx_bios(&nouveau_drm(dev)->client.device)->subdev, table,
 174                init.outp = outp;
 175                init.head = crtc;
 176        );
 177}
 178
 179#endif
 180