[4/8] pci: enable pcie link changes for pascal

Submitted by Karol Herbst on Sept. 23, 2019, 8:39 p.m.

Details

Message ID 20190923203951.1652-5-kherbst@redhat.com
State New
Headers show
Series "Add workaround for fixing runpm" ( rev: 2 ) in Nouveau

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Commit Message

Karol Herbst Sept. 23, 2019, 8:39 p.m.
v2: add force disable ASPM func pointer

Signed-off-by: Karol Herbst <kherbst@redhat.com>
Reviewed-by: Lyude Paul <lyude@redhat.com>
---
 drm/nouveau/nvkm/subdev/pci/gk104.c |  8 ++++----
 drm/nouveau/nvkm/subdev/pci/gp100.c | 11 +++++++++++
 drm/nouveau/nvkm/subdev/pci/priv.h  |  5 +++++
 3 files changed, 20 insertions(+), 4 deletions(-)

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diff --git a/drm/nouveau/nvkm/subdev/pci/gk104.c b/drm/nouveau/nvkm/subdev/pci/gk104.c
index dda113a45..d6ba1918e 100644
--- a/drm/nouveau/nvkm/subdev/pci/gk104.c
+++ b/drm/nouveau/nvkm/subdev/pci/gk104.c
@@ -25,7 +25,7 @@ 
 
 #include <subdev/timer.h>
 
-static int
+int
 gk104_pcie_version_supported(struct nvkm_pci *pci)
 {
 	return (nvkm_rd32(pci->subdev.device, 0x8c1c0) & 0x4) == 0x4 ? 2 : 1;
@@ -110,7 +110,7 @@  gk104_pcie_lnkctl_speed(struct nvkm_pci *pci)
 	return -1;
 }
 
-static enum nvkm_pcie_speed
+enum nvkm_pcie_speed
 gk104_pcie_max_speed(struct nvkm_pci *pci)
 {
 	u32 max_speed = nvkm_rd32(pci->subdev.device, 0x8c1c0) & 0x300000;
@@ -156,7 +156,7 @@  gk104_pcie_set_link_speed(struct nvkm_pci *pci, enum nvkm_pcie_speed speed)
 	return 0;
 }
 
-static int
+int
 gk104_pcie_init(struct nvkm_pci * pci)
 {
 	enum nvkm_pcie_speed lnkctl_speed, max_speed, cap_speed;
@@ -188,7 +188,7 @@  gk104_pcie_init(struct nvkm_pci * pci)
 	return 0;
 }
 
-static int
+int
 gk104_pcie_set_link(struct nvkm_pci *pci, enum nvkm_pcie_speed speed, u8 width)
 {
 	struct nvkm_subdev *subdev = &pci->subdev;
diff --git a/drm/nouveau/nvkm/subdev/pci/gp100.c b/drm/nouveau/nvkm/subdev/pci/gp100.c
index 82c5234a0..c102109d9 100644
--- a/drm/nouveau/nvkm/subdev/pci/gp100.c
+++ b/drm/nouveau/nvkm/subdev/pci/gp100.c
@@ -35,6 +35,17 @@  gp100_pci_func = {
 	.wr08 = nv40_pci_wr08,
 	.wr32 = nv40_pci_wr32,
 	.msi_rearm = gp100_pci_msi_rearm,
+
+	.pcie.init = gk104_pcie_init,
+	.pcie.set_link = gk104_pcie_set_link,
+
+	.pcie.max_speed = gk104_pcie_max_speed,
+	.pcie.cur_speed = g84_pcie_cur_speed,
+
+	.pcie.set_version = gf100_pcie_set_version,
+	.pcie.version = gf100_pcie_version,
+	.pcie.version_supported = gk104_pcie_version_supported,
+	.pcie.aspm_off = g84_pcie_aspm_off,
 };
 
 int
diff --git a/drm/nouveau/nvkm/subdev/pci/priv.h b/drm/nouveau/nvkm/subdev/pci/priv.h
index 8518ff056..17be1d563 100644
--- a/drm/nouveau/nvkm/subdev/pci/priv.h
+++ b/drm/nouveau/nvkm/subdev/pci/priv.h
@@ -64,6 +64,11 @@  int gf100_pcie_cap_speed(struct nvkm_pci *);
 int gf100_pcie_init(struct nvkm_pci *);
 int gf100_pcie_set_link(struct nvkm_pci *, enum nvkm_pcie_speed, u8);
 
+int gk104_pcie_init(struct nvkm_pci *);
+int gk104_pcie_set_link(struct nvkm_pci *, enum nvkm_pcie_speed, u8 width);
+enum nvkm_pcie_speed gk104_pcie_max_speed(struct nvkm_pci *);
+int gk104_pcie_version_supported(struct nvkm_pci *);
+
 int nvkm_pcie_oneinit(struct nvkm_pci *);
 int nvkm_pcie_init(struct nvkm_pci *);
 #endif