drm/nouveau/pci: enable c800 magic for some unknown Samsung laptop

fdo#70354 - comment #88.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c
index d506e028f043696d7c39ba1fe1457fba48a7b611..caf22b589edc3389247abaa724fdb41d7407c2f9 100644 (file)
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c
@@ -278,6 +278,12 @@ nvkm_device_pci_10de_0fe3[] = {
        {}
 };
 
+static const struct nvkm_device_pci_vendor
+nvkm_device_pci_10de_0fe4[] = {
+       { 0x144d, 0xc740, NULL, { .War00C800_0 = true } },
+       {}
+};
+
 static const struct nvkm_device_pci_vendor
 nvkm_device_pci_10de_104b[] = {
        { 0x1043, 0x844c, "GeForce GT 625" },
@@ -1376,7 +1382,7 @@ nvkm_device_pci_10de[] = {
        { 0x0fe1, "GeForce GT 730M" },
        { 0x0fe2, "GeForce GT 745M" },
        { 0x0fe3, "GeForce GT 745M", nvkm_device_pci_10de_0fe3 },
-       { 0x0fe4, "GeForce GT 750M" },
+       { 0x0fe4, "GeForce GT 750M", nvkm_device_pci_10de_0fe4 },
        { 0x0fe9, "GeForce GT 750M" },
        { 0x0fea, "GeForce GT 755M" },
        { 0x0fec, "GeForce 710A" },