From 1543e317f1da31b75942316931e8f491a8920811 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 04 Jan 2024 10:08:02 +0000
Subject: [PATCH] disable FB
---
kernel/drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c | 49 +++++++++++++++++++++++++++++++++++++++++++++----
1 files changed, 45 insertions(+), 4 deletions(-)
diff --git a/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c b/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c
index 434d2fc..5940e0d 100644
--- a/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c
+++ b/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c
@@ -68,10 +68,13 @@
if (nvbios_M0203Em(bios, ramcfg, &ver, &hdr, &M0203E)) {
switch (M0203E.type) {
- case M0203E_TYPE_DDR2 : return NVKM_RAM_TYPE_DDR2;
- case M0203E_TYPE_DDR3 : return NVKM_RAM_TYPE_DDR3;
- case M0203E_TYPE_GDDR3: return NVKM_RAM_TYPE_GDDR3;
- case M0203E_TYPE_GDDR5: return NVKM_RAM_TYPE_GDDR5;
+ case M0203E_TYPE_DDR2 : return NVKM_RAM_TYPE_DDR2;
+ case M0203E_TYPE_DDR3 : return NVKM_RAM_TYPE_DDR3;
+ case M0203E_TYPE_GDDR3 : return NVKM_RAM_TYPE_GDDR3;
+ case M0203E_TYPE_GDDR5 : return NVKM_RAM_TYPE_GDDR5;
+ case M0203E_TYPE_GDDR5X: return NVKM_RAM_TYPE_GDDR5X;
+ case M0203E_TYPE_GDDR6 : return NVKM_RAM_TYPE_GDDR6;
+ case M0203E_TYPE_HBM2 : return NVKM_RAM_TYPE_HBM2;
default:
nvkm_warn(subdev, "M0203E type %02x\n", M0203E.type);
return NVKM_RAM_TYPE_UNKNOWN;
@@ -123,6 +126,34 @@
}
static int
+nvkm_fb_init_scrub_vpr(struct nvkm_fb *fb)
+{
+ struct nvkm_subdev *subdev = &fb->subdev;
+ int ret;
+
+ nvkm_debug(subdev, "VPR locked, running scrubber binary\n");
+
+ if (!fb->vpr_scrubber.size) {
+ nvkm_warn(subdev, "VPR locked, but no scrubber binary!\n");
+ return 0;
+ }
+
+ ret = fb->func->vpr.scrub(fb);
+ if (ret) {
+ nvkm_error(subdev, "VPR scrubber binary failed\n");
+ return ret;
+ }
+
+ if (fb->func->vpr.scrub_required(fb)) {
+ nvkm_error(subdev, "VPR still locked after scrub!\n");
+ return -EIO;
+ }
+
+ nvkm_debug(subdev, "VPR scrubber binary successful\n");
+ return 0;
+}
+
+static int
nvkm_fb_init(struct nvkm_subdev *subdev)
{
struct nvkm_fb *fb = nvkm_fb(subdev);
@@ -151,6 +182,14 @@
if (fb->func->init_unkn)
fb->func->init_unkn(fb);
+
+ if (fb->func->vpr.scrub_required &&
+ fb->func->vpr.scrub_required(fb)) {
+ ret = nvkm_fb_init_scrub_vpr(fb);
+ if (ret)
+ return ret;
+ }
+
return 0;
}
@@ -169,6 +208,8 @@
nvkm_mm_fini(&fb->tags);
nvkm_ram_del(&fb->ram);
+ nvkm_blob_dtor(&fb->vpr_scrubber);
+
if (fb->func->dtor)
return fb->func->dtor(fb);
return fb;
--
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