1 /* 2 * Copyright 2018 Red Hat Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 */ 22 #include "base.h" 23 24 static void 25 base907c_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw) 26 { 27 u32 *push; 28 if ((push = evo_wait(&wndw->wndw, 10))) { 29 evo_mthd(push, 0x0084, 1); 30 evo_data(push, asyw->image.mode << 8 | 31 asyw->image.interval << 4); 32 evo_mthd(push, 0x00c0, 1); 33 evo_data(push, asyw->image.handle[0]); 34 evo_mthd(push, 0x0400, 5); 35 evo_data(push, asyw->image.offset[0] >> 8); 36 evo_data(push, 0x00000000); 37 evo_data(push, asyw->image.h << 16 | asyw->image.w); 38 evo_data(push, asyw->image.layout << 24 | 39 (asyw->image.pitch[0] >> 8) << 8 | 40 asyw->image.blocks[0] << 8 | 41 asyw->image.blockh); 42 evo_data(push, asyw->image.format << 8); 43 evo_kick(push, &wndw->wndw); 44 } 45 } 46 47 static void 48 base907c_xlut_clr(struct nv50_wndw *wndw) 49 { 50 u32 *push; 51 if ((push = evo_wait(&wndw->wndw, 6))) { 52 evo_mthd(push, 0x00e0, 1); 53 evo_data(push, 0x00000000); 54 evo_mthd(push, 0x00e8, 1); 55 evo_data(push, 0x00000000); 56 evo_mthd(push, 0x00fc, 1); 57 evo_data(push, 0x00000000); 58 evo_kick(push, &wndw->wndw); 59 } 60 } 61 62 static void 63 base907c_xlut_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw) 64 { 65 u32 *push; 66 if ((push = evo_wait(&wndw->wndw, 6))) { 67 evo_mthd(push, 0x00e0, 3); 68 evo_data(push, asyw->xlut.i.enable << 30 | 69 asyw->xlut.i.mode << 24); 70 evo_data(push, asyw->xlut.i.offset >> 8); 71 evo_data(push, 0x40000000); 72 evo_mthd(push, 0x00fc, 1); 73 evo_data(push, asyw->xlut.handle); 74 evo_kick(push, &wndw->wndw); 75 } 76 } 77 78 static void 79 base907c_ilut(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw) 80 { 81 asyw->xlut.i.mode = 7; 82 asyw->xlut.i.enable = 2; 83 asyw->xlut.i.load = head907d_olut_load; 84 } 85 86 static inline u32 87 csc_drm_to_base(u64 in) 88 { 89 /* base takes a 19-bit 2's complement value in S3.16 format */ 90 bool sign = in & BIT_ULL(63); 91 u32 integer = (in >> 32) & 0x7fffffff; 92 u32 fraction = in & 0xffffffff; 93 94 if (integer >= 4) { 95 return (1 << 18) - (sign ? 0 : 1); 96 } else { 97 u32 ret = (integer << 16) | (fraction >> 16); 98 if (sign) 99 ret = -ret; 100 return ret & GENMASK(18, 0); 101 } 102 } 103 104 void 105 base907c_csc(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw, 106 const struct drm_color_ctm *ctm) 107 { 108 int i, j; 109 110 for (j = 0; j < 3; j++) { 111 for (i = 0; i < 4; i++) { 112 u32 *val = &asyw->csc.matrix[j * 4 + i]; 113 /* DRM does not support constant offset, while 114 * HW CSC does. Skip it. */ 115 if (i == 3) { 116 *val = 0; 117 } else { 118 *val = csc_drm_to_base(ctm->matrix[j * 3 + i]); 119 } 120 } 121 } 122 } 123 124 static void 125 base907c_csc_clr(struct nv50_wndw *wndw) 126 { 127 u32 *push; 128 if ((push = evo_wait(&wndw->wndw, 2))) { 129 evo_mthd(push, 0x0140, 1); 130 evo_data(push, 0x00000000); 131 evo_kick(push, &wndw->wndw); 132 } 133 } 134 135 static void 136 base907c_csc_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw) 137 { 138 u32 *push, i; 139 if ((push = evo_wait(&wndw->wndw, 13))) { 140 evo_mthd(push, 0x0140, 12); 141 evo_data(push, asyw->csc.matrix[0] | 0x80000000); 142 for (i = 1; i < 12; i++) 143 evo_data(push, asyw->csc.matrix[i]); 144 evo_kick(push, &wndw->wndw); 145 } 146 } 147 148 const struct nv50_wndw_func 149 base907c = { 150 .acquire = base507c_acquire, 151 .release = base507c_release, 152 .sema_set = base507c_sema_set, 153 .sema_clr = base507c_sema_clr, 154 .ntfy_reset = base507c_ntfy_reset, 155 .ntfy_set = base507c_ntfy_set, 156 .ntfy_clr = base507c_ntfy_clr, 157 .ntfy_wait_begun = base507c_ntfy_wait_begun, 158 .ilut = base907c_ilut, 159 .csc = base907c_csc, 160 .csc_set = base907c_csc_set, 161 .csc_clr = base907c_csc_clr, 162 .olut_core = true, 163 .xlut_set = base907c_xlut_set, 164 .xlut_clr = base907c_xlut_clr, 165 .image_set = base907c_image_set, 166 .image_clr = base507c_image_clr, 167 .update = base507c_update, 168 }; 169 170 int 171 base907c_new(struct nouveau_drm *drm, int head, s32 oclass, 172 struct nv50_wndw **pwndw) 173 { 174 return base507c_new_(&base907c, base507c_format, drm, head, oclass, 175 0x00000002 << (head * 4), pwndw); 176 } 177