1 files changed, 445 insertions, 0 deletions

diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/tu102.c b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/tu102.c
new file mode 100644
index 000000000000..81e56da0474a
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/tu102.c
@@ -0,0 +1,445 @@
+/*
+ * Copyright 2022 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.
+ */
+#include "priv.h"
+
+#include <subdev/fb.h>
+#include <engine/sec2.h>
+
+#include <rm/r535/nvrm/gsp.h>
+
+#include <nvfw/flcn.h>
+#include <nvfw/fw.h>
+#include <nvfw/hs.h>
+
+static int
+tu102_gsp_booter_unload(struct nvkm_gsp *gsp, u32 mbox0, u32 mbox1)
+{
+	struct nvkm_subdev *subdev = &gsp->subdev;
+	struct nvkm_device *device = subdev->device;
+	u32 wpr2_hi;
+	int ret;
+
+	wpr2_hi = nvkm_rd32(device, 0x1fa828);
+	if (!wpr2_hi) {
+		nvkm_debug(subdev, "WPR2 not set - skipping booter unload\n");
+		return 0;
+	}
+
+	ret = nvkm_falcon_fw_boot(&gsp->booter.unload, &gsp->subdev, true, &mbox0, &mbox1, 0, 0);
+	if (WARN_ON(ret))
+		return ret;
+
+	wpr2_hi = nvkm_rd32(device, 0x1fa828);
+	if (WARN_ON(wpr2_hi))
+		return -EIO;
+
+	return 0;
+}
+
+static int
+tu102_gsp_booter_load(struct nvkm_gsp *gsp, u32 mbox0, u32 mbox1)
+{
+	return nvkm_falcon_fw_boot(&gsp->booter.load, &gsp->subdev, true, &mbox0, &mbox1, 0, 0);
+}
+
+int
+tu102_gsp_booter_ctor(struct nvkm_gsp *gsp, const char *name, const struct firmware *blob,
+		      struct nvkm_falcon *falcon, struct nvkm_falcon_fw *fw)
+{
+	struct nvkm_subdev *subdev = &gsp->subdev;
+	const struct nvkm_falcon_fw_func *func = &gm200_flcn_fw;
+	const struct nvfw_bin_hdr *hdr;
+	const struct nvfw_hs_header_v2 *hshdr;
+	const struct nvfw_hs_load_header_v2 *lhdr;
+	u32 loc, sig, cnt;
+	int ret;
+
+	hdr = nvfw_bin_hdr(subdev, blob->data);
+	hshdr = nvfw_hs_header_v2(subdev, blob->data + hdr->header_offset);
+	loc = *(u32 *)(blob->data + hshdr->patch_loc);
+	sig = *(u32 *)(blob->data + hshdr->patch_sig);
+	cnt = *(u32 *)(blob->data + hshdr->num_sig);
+
+	ret = nvkm_falcon_fw_ctor(func, name, subdev->device, true,
+				  blob->data + hdr->data_offset, hdr->data_size, falcon, fw);
+	if (ret)
+		goto done;
+
+	ret = nvkm_falcon_fw_sign(fw, loc, hshdr->sig_prod_size / cnt, blob->data,
+				  cnt, hshdr->sig_prod_offset + sig, 0, 0);
+	if (ret)
+		goto done;
+
+	lhdr = nvfw_hs_load_header_v2(subdev, blob->data + hshdr->header_offset);
+
+	fw->nmem_base_img = 0;
+	fw->nmem_base = lhdr->os_code_offset;
+	fw->nmem_size = lhdr->os_code_size;
+	fw->imem_base_img = fw->nmem_size;
+	fw->imem_base = lhdr->app[0].offset;
+	fw->imem_size = lhdr->app[0].size;
+	fw->dmem_base_img = lhdr->os_data_offset;
+	fw->dmem_base = 0;
+	fw->dmem_size = lhdr->os_data_size;
+	fw->dmem_sign = loc - fw->dmem_base_img;
+	fw->boot_addr = lhdr->os_code_offset;
+
+done:
+	if (ret)
+		nvkm_falcon_fw_dtor(fw);
+
+	return ret;
+}
+
+static int
+tu102_gsp_fwsec_load_bld(struct nvkm_falcon_fw *fw)
+{
+	struct flcn_bl_dmem_desc_v2 desc = {
+		.ctx_dma = FALCON_DMAIDX_PHYS_SYS_NCOH,
+		.code_dma_base = fw->fw.phys,
+		.non_sec_code_off = fw->nmem_base,
+		.non_sec_code_size = fw->nmem_size,
+		.sec_code_off = fw->imem_base,
+		.sec_code_size = fw->imem_size,
+		.code_entry_point = 0,
+		.data_dma_base = fw->fw.phys + fw->dmem_base_img,
+		.data_size = fw->dmem_size,
+		.argc = 0,
+		.argv = 0,
+	};
+
+	flcn_bl_dmem_desc_v2_dump(fw->falcon->user, &desc);
+
+	nvkm_falcon_mask(fw->falcon, 0x600 + desc.ctx_dma * 4, 0x00000007, 0x00000005);
+
+	return nvkm_falcon_pio_wr(fw->falcon, (u8 *)&desc, 0, 0, DMEM, 0, sizeof(desc), 0, 0);
+}
+
+const struct nvkm_falcon_fw_func
+tu102_gsp_fwsec = {
+	.reset = gm200_flcn_fw_reset,
+	.load = gm200_flcn_fw_load,
+	.load_bld = tu102_gsp_fwsec_load_bld,
+	.boot = gm200_flcn_fw_boot,
+};
+
+int
+tu102_gsp_reset(struct nvkm_gsp *gsp)
+{
+	return gsp->falcon.func->reset_eng(&gsp->falcon);
+}
+
+int
+tu102_gsp_fini(struct nvkm_gsp *gsp, bool suspend)
+{
+	u32 mbox0 = 0xff, mbox1 = 0xff;
+	int ret;
+
+	ret = r535_gsp_fini(gsp, suspend);
+	if (ret && suspend)
+		return ret;
+
+	nvkm_falcon_reset(&gsp->falcon);
+
+	ret = nvkm_gsp_fwsec_sb(gsp);
+	WARN_ON(ret);
+
+	if (suspend) {
+		mbox0 = lower_32_bits(gsp->sr.meta.addr);
+		mbox1 = upper_32_bits(gsp->sr.meta.addr);
+	}
+
+	ret = tu102_gsp_booter_unload(gsp, mbox0, mbox1);
+	WARN_ON(ret);
+	return 0;
+}
+
+int
+tu102_gsp_init(struct nvkm_gsp *gsp)
+{
+	u32 mbox0, mbox1;
+	int ret;
+
+	if (!gsp->sr.meta.data) {
+		mbox0 = lower_32_bits(gsp->wpr_meta.addr);
+		mbox1 = upper_32_bits(gsp->wpr_meta.addr);
+	} else {
+		gsp->rm->api->gsp->set_rmargs(gsp, true);
+
+		mbox0 = lower_32_bits(gsp->sr.meta.addr);
+		mbox1 = upper_32_bits(gsp->sr.meta.addr);
+	}
+
+	/* Execute booter to handle (eventually...) booting GSP-RM. */
+	ret = tu102_gsp_booter_load(gsp, mbox0, mbox1);
+	if (WARN_ON(ret))
+		return ret;
+
+	return r535_gsp_init(gsp);
+}
+
+static int
+tu102_gsp_wpr_meta_init(struct nvkm_gsp *gsp)
+{
+	GspFwWprMeta *meta;
+	int ret;
+
+	ret = nvkm_gsp_mem_ctor(gsp, sizeof(*meta), &gsp->wpr_meta);
+	if (ret)
+		return ret;
+
+	meta = gsp->wpr_meta.data;
+
+	meta->magic = GSP_FW_WPR_META_MAGIC;
+	meta->revision = GSP_FW_WPR_META_REVISION;
+
+	meta->sysmemAddrOfRadix3Elf = gsp->radix3.lvl0.addr;
+	meta->sizeOfRadix3Elf = gsp->fb.wpr2.elf.size;
+
+	meta->sysmemAddrOfBootloader = gsp->boot.fw.addr;
+	meta->sizeOfBootloader = gsp->boot.fw.size;
+	meta->bootloaderCodeOffset = gsp->boot.code_offset;
+	meta->bootloaderDataOffset = gsp->boot.data_offset;
+	meta->bootloaderManifestOffset = gsp->boot.manifest_offset;
+
+	meta->sysmemAddrOfSignature = gsp->sig.addr;
+	meta->sizeOfSignature = gsp->sig.size;
+
+	meta->gspFwRsvdStart = gsp->fb.heap.addr;
+	meta->nonWprHeapOffset = gsp->fb.heap.addr;
+	meta->nonWprHeapSize = gsp->fb.heap.size;
+	meta->gspFwWprStart = gsp->fb.wpr2.addr;
+	meta->gspFwHeapOffset = gsp->fb.wpr2.heap.addr;
+	meta->gspFwHeapSize = gsp->fb.wpr2.heap.size;
+	meta->gspFwOffset = gsp->fb.wpr2.elf.addr;
+	meta->bootBinOffset = gsp->fb.wpr2.boot.addr;
+	meta->frtsOffset = gsp->fb.wpr2.frts.addr;
+	meta->frtsSize = gsp->fb.wpr2.frts.size;
+	meta->gspFwWprEnd = ALIGN_DOWN(gsp->fb.bios.vga_workspace.addr, 0x20000);
+	meta->fbSize = gsp->fb.size;
+	meta->vgaWorkspaceOffset = gsp->fb.bios.vga_workspace.addr;
+	meta->vgaWorkspaceSize = gsp->fb.bios.vga_workspace.size;
+	meta->bootCount = 0;
+	meta->partitionRpcAddr = 0;
+	meta->partitionRpcRequestOffset = 0;
+	meta->partitionRpcReplyOffset = 0;
+	meta->verified = 0;
+	return 0;
+}
+
+u64
+tu102_gsp_wpr_heap_size(struct nvkm_gsp *gsp)
+{
+	u32 fb_size_gb = DIV_ROUND_UP_ULL(gsp->fb.size, 1 << 30);
+	u64 heap_size;
+
+	heap_size = gsp->rm->wpr->os_carveout_size +
+		    gsp->rm->wpr->base_size +
+		    ALIGN(GSP_FW_HEAP_PARAM_SIZE_PER_GB_FB * fb_size_gb, 1 << 20) +
+		    ALIGN(GSP_FW_HEAP_PARAM_CLIENT_ALLOC_SIZE, 1 << 20);
+
+	return max(heap_size, gsp->rm->wpr->heap_size_min);
+}
+
+static u64
+tu102_gsp_vga_workspace_addr(struct nvkm_gsp *gsp, u64 fb_size)
+{
+	struct nvkm_device *device = gsp->subdev.device;
+	const u64 base = fb_size - 0x100000;
+	u64 addr = 0;
+
+	if (device->disp)
+		addr = nvkm_rd32(gsp->subdev.device, 0x625f04);
+	if (!(addr & 0x00000008))
+		return base;
+
+	addr = (addr & 0xffffff00) << 8;
+	if (addr < base)
+		return fb_size - 0x20000;
+
+	return addr;
+}
+
+int
+tu102_gsp_oneinit(struct nvkm_gsp *gsp)
+{
+	struct nvkm_device *device = gsp->subdev.device;
+	int ret;
+
+	gsp->fb.size = nvkm_fb_vidmem_size(device);
+
+	gsp->fb.bios.vga_workspace.addr = tu102_gsp_vga_workspace_addr(gsp, gsp->fb.size);
+	gsp->fb.bios.vga_workspace.size = gsp->fb.size - gsp->fb.bios.vga_workspace.addr;
+	gsp->fb.bios.addr = gsp->fb.bios.vga_workspace.addr;
+	gsp->fb.bios.size = gsp->fb.bios.vga_workspace.size;
+
+	ret = gsp->func->booter.ctor(gsp, "booter-load", gsp->fws.booter.load,
+				     &device->sec2->falcon, &gsp->booter.load);
+	if (ret)
+		return ret;
+
+	ret = gsp->func->booter.ctor(gsp, "booter-unload", gsp->fws.booter.unload,
+				     &device->sec2->falcon, &gsp->booter.unload);
+	if (ret)
+		return ret;
+
+	ret = r535_gsp_oneinit(gsp);
+	if (ret)
+		return ret;
+
+	/* Calculate FB layout. */
+	gsp->fb.wpr2.frts.size = 0x100000;
+	gsp->fb.wpr2.frts.addr = ALIGN_DOWN(gsp->fb.bios.addr, 0x20000) - gsp->fb.wpr2.frts.size;
+
+	gsp->fb.wpr2.boot.size = gsp->boot.fw.size;
+	gsp->fb.wpr2.boot.addr = ALIGN_DOWN(gsp->fb.wpr2.frts.addr - gsp->fb.wpr2.boot.size, 0x1000);
+
+	gsp->fb.wpr2.elf.size = gsp->fw.len;
+	gsp->fb.wpr2.elf.addr = ALIGN_DOWN(gsp->fb.wpr2.boot.addr - gsp->fb.wpr2.elf.size, 0x10000);
+
+	gsp->fb.wpr2.heap.size = tu102_gsp_wpr_heap_size(gsp);
+
+	gsp->fb.wpr2.heap.addr = ALIGN_DOWN(gsp->fb.wpr2.elf.addr - gsp->fb.wpr2.heap.size, 0x100000);
+	gsp->fb.wpr2.heap.size = ALIGN_DOWN(gsp->fb.wpr2.elf.addr - gsp->fb.wpr2.heap.addr, 0x100000);
+
+	gsp->fb.wpr2.addr = ALIGN_DOWN(gsp->fb.wpr2.heap.addr - sizeof(GspFwWprMeta), 0x100000);
+	gsp->fb.wpr2.size = gsp->fb.wpr2.frts.addr + gsp->fb.wpr2.frts.size - gsp->fb.wpr2.addr;
+
+	gsp->fb.heap.size = 0x100000;
+	gsp->fb.heap.addr = gsp->fb.wpr2.addr - gsp->fb.heap.size;
+
+	ret = tu102_gsp_wpr_meta_init(gsp);
+	if (ret)
+		return ret;
+
+	ret = nvkm_gsp_fwsec_frts(gsp);
+	if (WARN_ON(ret))
+		return ret;
+
+	/* Reset GSP into RISC-V mode. */
+	ret = gsp->func->reset(gsp);
+	if (ret)
+		return ret;
+
+	nvkm_falcon_wr32(&gsp->falcon, 0x040, lower_32_bits(gsp->libos.addr));
+	nvkm_falcon_wr32(&gsp->falcon, 0x044, upper_32_bits(gsp->libos.addr));
+	return 0;
+}
+
+const struct nvkm_falcon_func
+tu102_gsp_flcn = {
+	.disable = gm200_flcn_disable,
+	.enable = gm200_flcn_enable,
+	.addr2 = 0x1000,
+	.riscv_irqmask = 0x2b4,
+	.reset_eng = gp102_flcn_reset_eng,
+	.reset_wait_mem_scrubbing = gm200_flcn_reset_wait_mem_scrubbing,
+	.bind_inst = gm200_flcn_bind_inst,
+	.bind_stat = gm200_flcn_bind_stat,
+	.bind_intr = true,
+	.imem_pio = &gm200_flcn_imem_pio,
+	.dmem_pio = &gm200_flcn_dmem_pio,
+	.riscv_active = tu102_flcn_riscv_active,
+};
+
+static const struct nvkm_gsp_func
+tu102_gsp = {
+	.flcn = &tu102_gsp_flcn,
+	.fwsec = &tu102_gsp_fwsec,
+
+	.sig_section = ".fwsignature_tu10x",
+
+	.booter.ctor = tu102_gsp_booter_ctor,
+
+	.dtor = r535_gsp_dtor,
+	.oneinit = tu102_gsp_oneinit,
+	.init = tu102_gsp_init,
+	.fini = tu102_gsp_fini,
+	.reset = tu102_gsp_reset,
+
+	.rm.gpu = &tu1xx_gpu,
+};
+
+int
+tu102_gsp_load_rm(struct nvkm_gsp *gsp, const struct nvkm_gsp_fwif *fwif)
+{
+	struct nvkm_subdev *subdev = &gsp->subdev;
+	int ret;
+
+	if (!nvkm_boolopt(subdev->device->cfgopt, "NvGspRm", true))
+		return -EINVAL;
+
+	ret = nvkm_gsp_load_fw(gsp, "gsp", fwif->ver, &gsp->fws.rm);
+	if (ret)
+		return ret;
+
+	ret = nvkm_gsp_load_fw(gsp, "bootloader", fwif->ver, &gsp->fws.bl);
+	if (ret)
+		return ret;
+
+	return 0;
+}
+
+int
+tu102_gsp_load(struct nvkm_gsp *gsp, int ver, const struct nvkm_gsp_fwif *fwif)
+{
+	int ret;
+
+	ret = tu102_gsp_load_rm(gsp, fwif);
+	if (ret)
+		goto done;
+
+	ret = nvkm_gsp_load_fw(gsp, "booter_load", fwif->ver, &gsp->fws.booter.load);
+	if (ret)
+		goto done;
+
+	ret = nvkm_gsp_load_fw(gsp, "booter_unload", fwif->ver, &gsp->fws.booter.unload);
+
+done:
+	if (ret)
+		nvkm_gsp_dtor_fws(gsp);
+
+	return ret;
+}
+
+static struct nvkm_gsp_fwif
+tu102_gsps[] = {
+	{  1, tu102_gsp_load, &tu102_gsp, &r570_rm_tu102, "570.144" },
+	{  0, tu102_gsp_load, &tu102_gsp, &r535_rm_tu102, "535.113.01" },
+	{ -1, gv100_gsp_nofw, &gv100_gsp },
+	{}
+};
+
+int
+tu102_gsp_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+	      struct nvkm_gsp **pgsp)
+{
+	return nvkm_gsp_new_(tu102_gsps, device, type, inst, pgsp);
+}
+
+NVKM_GSP_FIRMWARE_BOOTER(tu102, 535.113.01);
+NVKM_GSP_FIRMWARE_BOOTER(tu104, 535.113.01);
+NVKM_GSP_FIRMWARE_BOOTER(tu106, 535.113.01);
+
+NVKM_GSP_FIRMWARE_BOOTER(tu102, 570.144);
+NVKM_GSP_FIRMWARE_BOOTER(tu104, 570.144);
+NVKM_GSP_FIRMWARE_BOOTER(tu106, 570.144);