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path: root/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgf100.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgf100.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgf100.c672
1 files changed, 672 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgf100.c
new file mode 100644
index 000000000..ba43fe158
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgf100.c
@@ -0,0 +1,672 @@
+/*
+ * Copyright 2013 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Ben Skeggs
+ */
+#define gf100_ram(p) container_of((p), struct gf100_ram, base)
+#include "ram.h"
+#include "ramfuc.h"
+
+#include <core/option.h>
+#include <subdev/bios.h>
+#include <subdev/bios/pll.h>
+#include <subdev/bios/rammap.h>
+#include <subdev/bios/timing.h>
+#include <subdev/clk.h>
+#include <subdev/clk/pll.h>
+
+struct gf100_ramfuc {
+ struct ramfuc base;
+
+ struct ramfuc_reg r_0x10fe20;
+ struct ramfuc_reg r_0x10fe24;
+ struct ramfuc_reg r_0x137320;
+ struct ramfuc_reg r_0x137330;
+
+ struct ramfuc_reg r_0x132000;
+ struct ramfuc_reg r_0x132004;
+ struct ramfuc_reg r_0x132100;
+
+ struct ramfuc_reg r_0x137390;
+
+ struct ramfuc_reg r_0x10f290;
+ struct ramfuc_reg r_0x10f294;
+ struct ramfuc_reg r_0x10f298;
+ struct ramfuc_reg r_0x10f29c;
+ struct ramfuc_reg r_0x10f2a0;
+
+ struct ramfuc_reg r_0x10f300;
+ struct ramfuc_reg r_0x10f338;
+ struct ramfuc_reg r_0x10f340;
+ struct ramfuc_reg r_0x10f344;
+ struct ramfuc_reg r_0x10f348;
+
+ struct ramfuc_reg r_0x10f910;
+ struct ramfuc_reg r_0x10f914;
+
+ struct ramfuc_reg r_0x100b0c;
+ struct ramfuc_reg r_0x10f050;
+ struct ramfuc_reg r_0x10f090;
+ struct ramfuc_reg r_0x10f200;
+ struct ramfuc_reg r_0x10f210;
+ struct ramfuc_reg r_0x10f310;
+ struct ramfuc_reg r_0x10f314;
+ struct ramfuc_reg r_0x10f610;
+ struct ramfuc_reg r_0x10f614;
+ struct ramfuc_reg r_0x10f800;
+ struct ramfuc_reg r_0x10f808;
+ struct ramfuc_reg r_0x10f824;
+ struct ramfuc_reg r_0x10f830;
+ struct ramfuc_reg r_0x10f988;
+ struct ramfuc_reg r_0x10f98c;
+ struct ramfuc_reg r_0x10f990;
+ struct ramfuc_reg r_0x10f998;
+ struct ramfuc_reg r_0x10f9b0;
+ struct ramfuc_reg r_0x10f9b4;
+ struct ramfuc_reg r_0x10fb04;
+ struct ramfuc_reg r_0x10fb08;
+ struct ramfuc_reg r_0x137300;
+ struct ramfuc_reg r_0x137310;
+ struct ramfuc_reg r_0x137360;
+ struct ramfuc_reg r_0x1373ec;
+ struct ramfuc_reg r_0x1373f0;
+ struct ramfuc_reg r_0x1373f8;
+
+ struct ramfuc_reg r_0x61c140;
+ struct ramfuc_reg r_0x611200;
+
+ struct ramfuc_reg r_0x13d8f4;
+};
+
+struct gf100_ram {
+ struct nvkm_ram base;
+ struct gf100_ramfuc fuc;
+ struct nvbios_pll refpll;
+ struct nvbios_pll mempll;
+};
+
+static void
+gf100_ram_train(struct gf100_ramfuc *fuc, u32 magic)
+{
+ struct gf100_ram *ram = container_of(fuc, typeof(*ram), fuc);
+ struct nvkm_fb *fb = ram->base.fb;
+ struct nvkm_device *device = fb->subdev.device;
+ u32 part = nvkm_rd32(device, 0x022438), i;
+ u32 mask = nvkm_rd32(device, 0x022554);
+ u32 addr = 0x110974;
+
+ ram_wr32(fuc, 0x10f910, magic);
+ ram_wr32(fuc, 0x10f914, magic);
+
+ for (i = 0; (magic & 0x80000000) && i < part; addr += 0x1000, i++) {
+ if (mask & (1 << i))
+ continue;
+ ram_wait(fuc, addr, 0x0000000f, 0x00000000, 500000);
+ }
+}
+
+int
+gf100_ram_calc(struct nvkm_ram *base, u32 freq)
+{
+ struct gf100_ram *ram = gf100_ram(base);
+ struct gf100_ramfuc *fuc = &ram->fuc;
+ struct nvkm_subdev *subdev = &ram->base.fb->subdev;
+ struct nvkm_device *device = subdev->device;
+ struct nvkm_clk *clk = device->clk;
+ struct nvkm_bios *bios = device->bios;
+ struct nvbios_ramcfg cfg;
+ u8 ver, cnt, len, strap;
+ struct {
+ u32 data;
+ u8 size;
+ } rammap, ramcfg, timing;
+ int ref, div, out;
+ int from, mode;
+ int N1, M1, P;
+ int ret;
+
+ /* lookup memory config data relevant to the target frequency */
+ rammap.data = nvbios_rammapEm(bios, freq / 1000, &ver, &rammap.size,
+ &cnt, &ramcfg.size, &cfg);
+ if (!rammap.data || ver != 0x10 || rammap.size < 0x0e) {
+ nvkm_error(subdev, "invalid/missing rammap entry\n");
+ return -EINVAL;
+ }
+
+ /* locate specific data set for the attached memory */
+ strap = nvbios_ramcfg_index(subdev);
+ if (strap >= cnt) {
+ nvkm_error(subdev, "invalid ramcfg strap\n");
+ return -EINVAL;
+ }
+
+ ramcfg.data = rammap.data + rammap.size + (strap * ramcfg.size);
+ if (!ramcfg.data || ver != 0x10 || ramcfg.size < 0x0e) {
+ nvkm_error(subdev, "invalid/missing ramcfg entry\n");
+ return -EINVAL;
+ }
+
+ /* lookup memory timings, if bios says they're present */
+ strap = nvbios_rd08(bios, ramcfg.data + 0x01);
+ if (strap != 0xff) {
+ timing.data = nvbios_timingEe(bios, strap, &ver, &timing.size,
+ &cnt, &len);
+ if (!timing.data || ver != 0x10 || timing.size < 0x19) {
+ nvkm_error(subdev, "invalid/missing timing entry\n");
+ return -EINVAL;
+ }
+ } else {
+ timing.data = 0;
+ }
+
+ ret = ram_init(fuc, ram->base.fb);
+ if (ret)
+ return ret;
+
+ /* determine current mclk configuration */
+ from = !!(ram_rd32(fuc, 0x1373f0) & 0x00000002); /*XXX: ok? */
+
+ /* determine target mclk configuration */
+ if (!(ram_rd32(fuc, 0x137300) & 0x00000100))
+ ref = nvkm_clk_read(clk, nv_clk_src_sppll0);
+ else
+ ref = nvkm_clk_read(clk, nv_clk_src_sppll1);
+ div = max(min((ref * 2) / freq, (u32)65), (u32)2) - 2;
+ out = (ref * 2) / (div + 2);
+ mode = freq != out;
+
+ ram_mask(fuc, 0x137360, 0x00000002, 0x00000000);
+
+ if ((ram_rd32(fuc, 0x132000) & 0x00000002) || 0 /*XXX*/) {
+ ram_nuke(fuc, 0x132000);
+ ram_mask(fuc, 0x132000, 0x00000002, 0x00000002);
+ ram_mask(fuc, 0x132000, 0x00000002, 0x00000000);
+ }
+
+ if (mode == 1) {
+ ram_nuke(fuc, 0x10fe20);
+ ram_mask(fuc, 0x10fe20, 0x00000002, 0x00000002);
+ ram_mask(fuc, 0x10fe20, 0x00000002, 0x00000000);
+ }
+
+// 0x00020034 // 0x0000000a
+ ram_wr32(fuc, 0x132100, 0x00000001);
+
+ if (mode == 1 && from == 0) {
+ /* calculate refpll */
+ ret = gt215_pll_calc(subdev, &ram->refpll, ram->mempll.refclk,
+ &N1, NULL, &M1, &P);
+ if (ret <= 0) {
+ nvkm_error(subdev, "unable to calc refpll\n");
+ return ret ? ret : -ERANGE;
+ }
+
+ ram_wr32(fuc, 0x10fe20, 0x20010000);
+ ram_wr32(fuc, 0x137320, 0x00000003);
+ ram_wr32(fuc, 0x137330, 0x81200006);
+ ram_wr32(fuc, 0x10fe24, (P << 16) | (N1 << 8) | M1);
+ ram_wr32(fuc, 0x10fe20, 0x20010001);
+ ram_wait(fuc, 0x137390, 0x00020000, 0x00020000, 64000);
+
+ /* calculate mempll */
+ ret = gt215_pll_calc(subdev, &ram->mempll, freq,
+ &N1, NULL, &M1, &P);
+ if (ret <= 0) {
+ nvkm_error(subdev, "unable to calc refpll\n");
+ return ret ? ret : -ERANGE;
+ }
+
+ ram_wr32(fuc, 0x10fe20, 0x20010005);
+ ram_wr32(fuc, 0x132004, (P << 16) | (N1 << 8) | M1);
+ ram_wr32(fuc, 0x132000, 0x18010101);
+ ram_wait(fuc, 0x137390, 0x00000002, 0x00000002, 64000);
+ } else
+ if (mode == 0) {
+ ram_wr32(fuc, 0x137300, 0x00000003);
+ }
+
+ if (from == 0) {
+ ram_nuke(fuc, 0x10fb04);
+ ram_mask(fuc, 0x10fb04, 0x0000ffff, 0x00000000);
+ ram_nuke(fuc, 0x10fb08);
+ ram_mask(fuc, 0x10fb08, 0x0000ffff, 0x00000000);
+ ram_wr32(fuc, 0x10f988, 0x2004ff00);
+ ram_wr32(fuc, 0x10f98c, 0x003fc040);
+ ram_wr32(fuc, 0x10f990, 0x20012001);
+ ram_wr32(fuc, 0x10f998, 0x00011a00);
+ ram_wr32(fuc, 0x13d8f4, 0x00000000);
+ } else {
+ ram_wr32(fuc, 0x10f988, 0x20010000);
+ ram_wr32(fuc, 0x10f98c, 0x00000000);
+ ram_wr32(fuc, 0x10f990, 0x20012001);
+ ram_wr32(fuc, 0x10f998, 0x00010a00);
+ }
+
+ if (from == 0) {
+// 0x00020039 // 0x000000ba
+ }
+
+// 0x0002003a // 0x00000002
+ ram_wr32(fuc, 0x100b0c, 0x00080012);
+// 0x00030014 // 0x00000000 // 0x02b5f070
+// 0x00030014 // 0x00010000 // 0x02b5f070
+ ram_wr32(fuc, 0x611200, 0x00003300);
+// 0x00020034 // 0x0000000a
+// 0x00030020 // 0x00000001 // 0x00000000
+
+ ram_mask(fuc, 0x10f200, 0x00000800, 0x00000000);
+ ram_wr32(fuc, 0x10f210, 0x00000000);
+ ram_nsec(fuc, 1000);
+ if (mode == 0)
+ gf100_ram_train(fuc, 0x000c1001);
+ ram_wr32(fuc, 0x10f310, 0x00000001);
+ ram_nsec(fuc, 1000);
+ ram_wr32(fuc, 0x10f090, 0x00000061);
+ ram_wr32(fuc, 0x10f090, 0xc000007f);
+ ram_nsec(fuc, 1000);
+
+ if (from == 0) {
+ ram_wr32(fuc, 0x10f824, 0x00007fd4);
+ } else {
+ ram_wr32(fuc, 0x1373ec, 0x00020404);
+ }
+
+ if (mode == 0) {
+ ram_mask(fuc, 0x10f808, 0x00080000, 0x00000000);
+ ram_mask(fuc, 0x10f200, 0x00008000, 0x00008000);
+ ram_wr32(fuc, 0x10f830, 0x41500010);
+ ram_mask(fuc, 0x10f830, 0x01000000, 0x00000000);
+ ram_mask(fuc, 0x132100, 0x00000100, 0x00000100);
+ ram_wr32(fuc, 0x10f050, 0xff000090);
+ ram_wr32(fuc, 0x1373ec, 0x00020f0f);
+ ram_wr32(fuc, 0x1373f0, 0x00000003);
+ ram_wr32(fuc, 0x137310, 0x81201616);
+ ram_wr32(fuc, 0x132100, 0x00000001);
+// 0x00020039 // 0x000000ba
+ ram_wr32(fuc, 0x10f830, 0x00300017);
+ ram_wr32(fuc, 0x1373f0, 0x00000001);
+ ram_wr32(fuc, 0x10f824, 0x00007e77);
+ ram_wr32(fuc, 0x132000, 0x18030001);
+ ram_wr32(fuc, 0x10f090, 0x4000007e);
+ ram_nsec(fuc, 2000);
+ ram_wr32(fuc, 0x10f314, 0x00000001);
+ ram_wr32(fuc, 0x10f210, 0x80000000);
+ ram_wr32(fuc, 0x10f338, 0x00300220);
+ ram_wr32(fuc, 0x10f300, 0x0000011d);
+ ram_nsec(fuc, 1000);
+ ram_wr32(fuc, 0x10f290, 0x02060505);
+ ram_wr32(fuc, 0x10f294, 0x34208288);
+ ram_wr32(fuc, 0x10f298, 0x44050411);
+ ram_wr32(fuc, 0x10f29c, 0x0000114c);
+ ram_wr32(fuc, 0x10f2a0, 0x42e10069);
+ ram_wr32(fuc, 0x10f614, 0x40044f77);
+ ram_wr32(fuc, 0x10f610, 0x40044f77);
+ ram_wr32(fuc, 0x10f344, 0x00600009);
+ ram_nsec(fuc, 1000);
+ ram_wr32(fuc, 0x10f348, 0x00700008);
+ ram_wr32(fuc, 0x61c140, 0x19240000);
+ ram_wr32(fuc, 0x10f830, 0x00300017);
+ gf100_ram_train(fuc, 0x80021001);
+ gf100_ram_train(fuc, 0x80081001);
+ ram_wr32(fuc, 0x10f340, 0x00500004);
+ ram_nsec(fuc, 1000);
+ ram_wr32(fuc, 0x10f830, 0x01300017);
+ ram_wr32(fuc, 0x10f830, 0x00300017);
+// 0x00030020 // 0x00000000 // 0x00000000
+// 0x00020034 // 0x0000000b
+ ram_wr32(fuc, 0x100b0c, 0x00080028);
+ ram_wr32(fuc, 0x611200, 0x00003330);
+ } else {
+ ram_wr32(fuc, 0x10f800, 0x00001800);
+ ram_wr32(fuc, 0x13d8f4, 0x00000000);
+ ram_wr32(fuc, 0x1373ec, 0x00020404);
+ ram_wr32(fuc, 0x1373f0, 0x00000003);
+ ram_wr32(fuc, 0x10f830, 0x40700010);
+ ram_wr32(fuc, 0x10f830, 0x40500010);
+ ram_wr32(fuc, 0x13d8f4, 0x00000000);
+ ram_wr32(fuc, 0x1373f8, 0x00000000);
+ ram_wr32(fuc, 0x132100, 0x00000101);
+ ram_wr32(fuc, 0x137310, 0x89201616);
+ ram_wr32(fuc, 0x10f050, 0xff000090);
+ ram_wr32(fuc, 0x1373ec, 0x00030404);
+ ram_wr32(fuc, 0x1373f0, 0x00000002);
+ // 0x00020039 // 0x00000011
+ ram_wr32(fuc, 0x132100, 0x00000001);
+ ram_wr32(fuc, 0x1373f8, 0x00002000);
+ ram_nsec(fuc, 2000);
+ ram_wr32(fuc, 0x10f808, 0x7aaa0050);
+ ram_wr32(fuc, 0x10f830, 0x00500010);
+ ram_wr32(fuc, 0x10f200, 0x00ce1000);
+ ram_wr32(fuc, 0x10f090, 0x4000007e);
+ ram_nsec(fuc, 2000);
+ ram_wr32(fuc, 0x10f314, 0x00000001);
+ ram_wr32(fuc, 0x10f210, 0x80000000);
+ ram_wr32(fuc, 0x10f338, 0x00300200);
+ ram_wr32(fuc, 0x10f300, 0x0000084d);
+ ram_nsec(fuc, 1000);
+ ram_wr32(fuc, 0x10f290, 0x0b343825);
+ ram_wr32(fuc, 0x10f294, 0x3483028e);
+ ram_wr32(fuc, 0x10f298, 0x440c0600);
+ ram_wr32(fuc, 0x10f29c, 0x0000214c);
+ ram_wr32(fuc, 0x10f2a0, 0x42e20069);
+ ram_wr32(fuc, 0x10f200, 0x00ce0000);
+ ram_wr32(fuc, 0x10f614, 0x60044e77);
+ ram_wr32(fuc, 0x10f610, 0x60044e77);
+ ram_wr32(fuc, 0x10f340, 0x00500000);
+ ram_nsec(fuc, 1000);
+ ram_wr32(fuc, 0x10f344, 0x00600228);
+ ram_nsec(fuc, 1000);
+ ram_wr32(fuc, 0x10f348, 0x00700000);
+ ram_wr32(fuc, 0x13d8f4, 0x00000000);
+ ram_wr32(fuc, 0x61c140, 0x09a40000);
+
+ gf100_ram_train(fuc, 0x800e1008);
+
+ ram_nsec(fuc, 1000);
+ ram_wr32(fuc, 0x10f800, 0x00001804);
+ // 0x00030020 // 0x00000000 // 0x00000000
+ // 0x00020034 // 0x0000000b
+ ram_wr32(fuc, 0x13d8f4, 0x00000000);
+ ram_wr32(fuc, 0x100b0c, 0x00080028);
+ ram_wr32(fuc, 0x611200, 0x00003330);
+ ram_nsec(fuc, 100000);
+ ram_wr32(fuc, 0x10f9b0, 0x05313f41);
+ ram_wr32(fuc, 0x10f9b4, 0x00002f50);
+
+ gf100_ram_train(fuc, 0x010c1001);
+ }
+
+ ram_mask(fuc, 0x10f200, 0x00000800, 0x00000800);
+// 0x00020016 // 0x00000000
+
+ if (mode == 0)
+ ram_mask(fuc, 0x132000, 0x00000001, 0x00000000);
+
+ return 0;
+}
+
+int
+gf100_ram_prog(struct nvkm_ram *base)
+{
+ struct gf100_ram *ram = gf100_ram(base);
+ struct nvkm_device *device = ram->base.fb->subdev.device;
+ ram_exec(&ram->fuc, nvkm_boolopt(device->cfgopt, "NvMemExec", true));
+ return 0;
+}
+
+void
+gf100_ram_tidy(struct nvkm_ram *base)
+{
+ struct gf100_ram *ram = gf100_ram(base);
+ ram_exec(&ram->fuc, false);
+}
+
+int
+gf100_ram_init(struct nvkm_ram *base)
+{
+ static const u8 train0[] = {
+ 0x00, 0xff, 0x55, 0xaa, 0x33, 0xcc,
+ 0x00, 0xff, 0xff, 0x00, 0xff, 0x00,
+ };
+ static const u32 train1[] = {
+ 0x00000000, 0xffffffff,
+ 0x55555555, 0xaaaaaaaa,
+ 0x33333333, 0xcccccccc,
+ 0xf0f0f0f0, 0x0f0f0f0f,
+ 0x00ff00ff, 0xff00ff00,
+ 0x0000ffff, 0xffff0000,
+ };
+ struct gf100_ram *ram = gf100_ram(base);
+ struct nvkm_device *device = ram->base.fb->subdev.device;
+ int i;
+
+ switch (ram->base.type) {
+ case NVKM_RAM_TYPE_GDDR5:
+ break;
+ default:
+ return 0;
+ }
+
+ /* prepare for ddr link training, and load training patterns */
+ for (i = 0; i < 0x30; i++) {
+ nvkm_wr32(device, 0x10f968, 0x00000000 | (i << 8));
+ nvkm_wr32(device, 0x10f96c, 0x00000000 | (i << 8));
+ nvkm_wr32(device, 0x10f920, 0x00000100 | train0[i % 12]);
+ nvkm_wr32(device, 0x10f924, 0x00000100 | train0[i % 12]);
+ nvkm_wr32(device, 0x10f918, train1[i % 12]);
+ nvkm_wr32(device, 0x10f91c, train1[i % 12]);
+ nvkm_wr32(device, 0x10f920, 0x00000000 | train0[i % 12]);
+ nvkm_wr32(device, 0x10f924, 0x00000000 | train0[i % 12]);
+ nvkm_wr32(device, 0x10f918, train1[i % 12]);
+ nvkm_wr32(device, 0x10f91c, train1[i % 12]);
+ }
+
+ return 0;
+}
+
+u32
+gf100_ram_probe_fbpa_amount(struct nvkm_device *device, int fbpa)
+{
+ return nvkm_rd32(device, 0x11020c + (fbpa * 0x1000));
+}
+
+u32
+gf100_ram_probe_fbp_amount(const struct nvkm_ram_func *func, u32 fbpao,
+ struct nvkm_device *device, int fbp, int *pltcs)
+{
+ if (!(fbpao & BIT(fbp))) {
+ *pltcs = 1;
+ return func->probe_fbpa_amount(device, fbp);
+ }
+ return 0;
+}
+
+u32
+gf100_ram_probe_fbp(const struct nvkm_ram_func *func,
+ struct nvkm_device *device, int fbp, int *pltcs)
+{
+ u32 fbpao = nvkm_rd32(device, 0x022554);
+ return func->probe_fbp_amount(func, fbpao, device, fbp, pltcs);
+}
+
+int
+gf100_ram_ctor(const struct nvkm_ram_func *func, struct nvkm_fb *fb,
+ struct nvkm_ram *ram)
+{
+ struct nvkm_subdev *subdev = &fb->subdev;
+ struct nvkm_device *device = subdev->device;
+ struct nvkm_bios *bios = device->bios;
+ const u32 rsvd_head = ( 256 * 1024); /* vga memory */
+ const u32 rsvd_tail = (1024 * 1024); /* vbios etc */
+ enum nvkm_ram_type type = nvkm_fb_bios_memtype(bios);
+ u32 fbps = nvkm_rd32(device, 0x022438);
+ u64 total = 0, lcomm = ~0, lower, ubase, usize;
+ int ret, fbp, ltcs, ltcn = 0;
+
+ nvkm_debug(subdev, "%d FBP(s)\n", fbps);
+ for (fbp = 0; fbp < fbps; fbp++) {
+ u32 size = func->probe_fbp(func, device, fbp, &ltcs);
+ if (size) {
+ nvkm_debug(subdev, "FBP %d: %4d MiB, %d LTC(s)\n",
+ fbp, size, ltcs);
+ lcomm = min(lcomm, (u64)(size / ltcs) << 20);
+ total += (u64) size << 20;
+ ltcn += ltcs;
+ } else {
+ nvkm_debug(subdev, "FBP %d: disabled\n", fbp);
+ }
+ }
+
+ lower = lcomm * ltcn;
+ ubase = lcomm + func->upper;
+ usize = total - lower;
+
+ nvkm_debug(subdev, "Lower: %4lld MiB @ %010llx\n", lower >> 20, 0ULL);
+ nvkm_debug(subdev, "Upper: %4lld MiB @ %010llx\n", usize >> 20, ubase);
+ nvkm_debug(subdev, "Total: %4lld MiB\n", total >> 20);
+
+ ret = nvkm_ram_ctor(func, fb, type, total, ram);
+ if (ret)
+ return ret;
+
+ nvkm_mm_fini(&ram->vram);
+
+ /* Some GPUs are in what's known as a "mixed memory" configuration.
+ *
+ * This is either where some FBPs have more memory than the others,
+ * or where LTCs have been disabled on a FBP.
+ */
+ if (lower != total) {
+ /* The common memory amount is addressed normally. */
+ ret = nvkm_mm_init(&ram->vram, NVKM_RAM_MM_NORMAL,
+ rsvd_head >> NVKM_RAM_MM_SHIFT,
+ (lower - rsvd_head) >> NVKM_RAM_MM_SHIFT, 1);
+ if (ret)
+ return ret;
+
+ /* And the rest is much higher in the physical address
+ * space, and may not be usable for certain operations.
+ */
+ ret = nvkm_mm_init(&ram->vram, NVKM_RAM_MM_MIXED,
+ ubase >> NVKM_RAM_MM_SHIFT,
+ (usize - rsvd_tail) >> NVKM_RAM_MM_SHIFT, 1);
+ if (ret)
+ return ret;
+ } else {
+ /* GPUs without mixed-memory are a lot nicer... */
+ ret = nvkm_mm_init(&ram->vram, NVKM_RAM_MM_NORMAL,
+ rsvd_head >> NVKM_RAM_MM_SHIFT,
+ (total - rsvd_head - rsvd_tail) >>
+ NVKM_RAM_MM_SHIFT, 1);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+int
+gf100_ram_new_(const struct nvkm_ram_func *func,
+ struct nvkm_fb *fb, struct nvkm_ram **pram)
+{
+ struct nvkm_subdev *subdev = &fb->subdev;
+ struct nvkm_bios *bios = subdev->device->bios;
+ struct gf100_ram *ram;
+ int ret;
+
+ if (!(ram = kzalloc(sizeof(*ram), GFP_KERNEL)))
+ return -ENOMEM;
+ *pram = &ram->base;
+
+ ret = gf100_ram_ctor(func, fb, &ram->base);
+ if (ret)
+ return ret;
+
+ ret = nvbios_pll_parse(bios, 0x0c, &ram->refpll);
+ if (ret) {
+ nvkm_error(subdev, "mclk refpll data not found\n");
+ return ret;
+ }
+
+ ret = nvbios_pll_parse(bios, 0x04, &ram->mempll);
+ if (ret) {
+ nvkm_error(subdev, "mclk pll data not found\n");
+ return ret;
+ }
+
+ ram->fuc.r_0x10fe20 = ramfuc_reg(0x10fe20);
+ ram->fuc.r_0x10fe24 = ramfuc_reg(0x10fe24);
+ ram->fuc.r_0x137320 = ramfuc_reg(0x137320);
+ ram->fuc.r_0x137330 = ramfuc_reg(0x137330);
+
+ ram->fuc.r_0x132000 = ramfuc_reg(0x132000);
+ ram->fuc.r_0x132004 = ramfuc_reg(0x132004);
+ ram->fuc.r_0x132100 = ramfuc_reg(0x132100);
+
+ ram->fuc.r_0x137390 = ramfuc_reg(0x137390);
+
+ ram->fuc.r_0x10f290 = ramfuc_reg(0x10f290);
+ ram->fuc.r_0x10f294 = ramfuc_reg(0x10f294);
+ ram->fuc.r_0x10f298 = ramfuc_reg(0x10f298);
+ ram->fuc.r_0x10f29c = ramfuc_reg(0x10f29c);
+ ram->fuc.r_0x10f2a0 = ramfuc_reg(0x10f2a0);
+
+ ram->fuc.r_0x10f300 = ramfuc_reg(0x10f300);
+ ram->fuc.r_0x10f338 = ramfuc_reg(0x10f338);
+ ram->fuc.r_0x10f340 = ramfuc_reg(0x10f340);
+ ram->fuc.r_0x10f344 = ramfuc_reg(0x10f344);
+ ram->fuc.r_0x10f348 = ramfuc_reg(0x10f348);
+
+ ram->fuc.r_0x10f910 = ramfuc_reg(0x10f910);
+ ram->fuc.r_0x10f914 = ramfuc_reg(0x10f914);
+
+ ram->fuc.r_0x100b0c = ramfuc_reg(0x100b0c);
+ ram->fuc.r_0x10f050 = ramfuc_reg(0x10f050);
+ ram->fuc.r_0x10f090 = ramfuc_reg(0x10f090);
+ ram->fuc.r_0x10f200 = ramfuc_reg(0x10f200);
+ ram->fuc.r_0x10f210 = ramfuc_reg(0x10f210);
+ ram->fuc.r_0x10f310 = ramfuc_reg(0x10f310);
+ ram->fuc.r_0x10f314 = ramfuc_reg(0x10f314);
+ ram->fuc.r_0x10f610 = ramfuc_reg(0x10f610);
+ ram->fuc.r_0x10f614 = ramfuc_reg(0x10f614);
+ ram->fuc.r_0x10f800 = ramfuc_reg(0x10f800);
+ ram->fuc.r_0x10f808 = ramfuc_reg(0x10f808);
+ ram->fuc.r_0x10f824 = ramfuc_reg(0x10f824);
+ ram->fuc.r_0x10f830 = ramfuc_reg(0x10f830);
+ ram->fuc.r_0x10f988 = ramfuc_reg(0x10f988);
+ ram->fuc.r_0x10f98c = ramfuc_reg(0x10f98c);
+ ram->fuc.r_0x10f990 = ramfuc_reg(0x10f990);
+ ram->fuc.r_0x10f998 = ramfuc_reg(0x10f998);
+ ram->fuc.r_0x10f9b0 = ramfuc_reg(0x10f9b0);
+ ram->fuc.r_0x10f9b4 = ramfuc_reg(0x10f9b4);
+ ram->fuc.r_0x10fb04 = ramfuc_reg(0x10fb04);
+ ram->fuc.r_0x10fb08 = ramfuc_reg(0x10fb08);
+ ram->fuc.r_0x137310 = ramfuc_reg(0x137300);
+ ram->fuc.r_0x137310 = ramfuc_reg(0x137310);
+ ram->fuc.r_0x137360 = ramfuc_reg(0x137360);
+ ram->fuc.r_0x1373ec = ramfuc_reg(0x1373ec);
+ ram->fuc.r_0x1373f0 = ramfuc_reg(0x1373f0);
+ ram->fuc.r_0x1373f8 = ramfuc_reg(0x1373f8);
+
+ ram->fuc.r_0x61c140 = ramfuc_reg(0x61c140);
+ ram->fuc.r_0x611200 = ramfuc_reg(0x611200);
+
+ ram->fuc.r_0x13d8f4 = ramfuc_reg(0x13d8f4);
+ return 0;
+}
+
+static const struct nvkm_ram_func
+gf100_ram = {
+ .upper = 0x0200000000ULL,
+ .probe_fbp = gf100_ram_probe_fbp,
+ .probe_fbp_amount = gf100_ram_probe_fbp_amount,
+ .probe_fbpa_amount = gf100_ram_probe_fbpa_amount,
+ .init = gf100_ram_init,
+ .calc = gf100_ram_calc,
+ .prog = gf100_ram_prog,
+ .tidy = gf100_ram_tidy,
+};
+
+int
+gf100_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram)
+{
+ return gf100_ram_new_(&gf100_ram, fb, pram);
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-26 05:20:50 +0000