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drm/amdgpu: don't use pci_is_thunderbolt_attached()
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commit 7b1c626 upstream.

It's only valid on Intel systems with the Intel VSEC.
Use dev_is_removable() instead.  This should do the right
thing regardless of the platform.

Link: https://gitlab.freedesktop.org/drm/amd/-/issues/2925
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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alexdeucher authored and gregkh committed Nov 28, 2023
1 parent 02eb46b commit 045d5ee
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Showing 2 changed files with 7 additions and 6 deletions.
8 changes: 4 additions & 4 deletions drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
Original file line number Diff line number Diff line change
Expand Up @@ -43,6 +43,7 @@
#include <drm/drm_fb_helper.h>
#include <drm/drm_probe_helper.h>
#include <drm/amdgpu_drm.h>
#include <linux/device.h>
#include <linux/vgaarb.h>
#include <linux/vga_switcheroo.h>
#include <linux/efi.h>
Expand Down Expand Up @@ -2233,7 +2234,6 @@ static int amdgpu_device_parse_gpu_info_fw(struct amdgpu_device *adev)
*/
static int amdgpu_device_ip_early_init(struct amdgpu_device *adev)
{
struct drm_device *dev = adev_to_drm(adev);
struct pci_dev *parent;
int i, r;
bool total;
Expand Down Expand Up @@ -2304,7 +2304,7 @@ static int amdgpu_device_ip_early_init(struct amdgpu_device *adev)
(amdgpu_is_atpx_hybrid() ||
amdgpu_has_atpx_dgpu_power_cntl()) &&
((adev->flags & AMD_IS_APU) == 0) &&
!pci_is_thunderbolt_attached(to_pci_dev(dev->dev)))
!dev_is_removable(&adev->pdev->dev))
adev->flags |= AMD_IS_PX;

if (!(adev->flags & AMD_IS_APU)) {
Expand Down Expand Up @@ -4132,7 +4132,7 @@ int amdgpu_device_init(struct amdgpu_device *adev,

px = amdgpu_device_supports_px(ddev);

if (px || (!pci_is_thunderbolt_attached(adev->pdev) &&
if (px || (!dev_is_removable(&adev->pdev->dev) &&
apple_gmux_detect(NULL, NULL)))
vga_switcheroo_register_client(adev->pdev,
&amdgpu_switcheroo_ops, px);
Expand Down Expand Up @@ -4278,7 +4278,7 @@ void amdgpu_device_fini_sw(struct amdgpu_device *adev)

px = amdgpu_device_supports_px(adev_to_drm(adev));

if (px || (!pci_is_thunderbolt_attached(adev->pdev) &&
if (px || (!dev_is_removable(&adev->pdev->dev) &&
apple_gmux_detect(NULL, NULL)))
vga_switcheroo_unregister_client(adev->pdev);

Expand Down
5 changes: 3 additions & 2 deletions drivers/gpu/drm/amd/amdgpu/nbio_v2_3.c
Original file line number Diff line number Diff line change
Expand Up @@ -28,6 +28,7 @@
#include "nbio/nbio_2_3_offset.h"
#include "nbio/nbio_2_3_sh_mask.h"
#include <uapi/linux/kfd_ioctl.h>
#include <linux/device.h>
#include <linux/pci.h>

#define smnPCIE_CONFIG_CNTL 0x11180044
Expand Down Expand Up @@ -361,7 +362,7 @@ static void nbio_v2_3_enable_aspm(struct amdgpu_device *adev,

data |= NAVI10_PCIE__LC_L0S_INACTIVITY_DEFAULT << PCIE_LC_CNTL__LC_L0S_INACTIVITY__SHIFT;

if (pci_is_thunderbolt_attached(adev->pdev))
if (dev_is_removable(&adev->pdev->dev))
data |= NAVI10_PCIE__LC_L1_INACTIVITY_TBT_DEFAULT << PCIE_LC_CNTL__LC_L1_INACTIVITY__SHIFT;
else
data |= NAVI10_PCIE__LC_L1_INACTIVITY_DEFAULT << PCIE_LC_CNTL__LC_L1_INACTIVITY__SHIFT;
Expand Down Expand Up @@ -480,7 +481,7 @@ static void nbio_v2_3_program_aspm(struct amdgpu_device *adev)

def = data = RREG32_PCIE(smnPCIE_LC_CNTL);
data |= NAVI10_PCIE__LC_L0S_INACTIVITY_DEFAULT << PCIE_LC_CNTL__LC_L0S_INACTIVITY__SHIFT;
if (pci_is_thunderbolt_attached(adev->pdev))
if (dev_is_removable(&adev->pdev->dev))
data |= NAVI10_PCIE__LC_L1_INACTIVITY_TBT_DEFAULT << PCIE_LC_CNTL__LC_L1_INACTIVITY__SHIFT;
else
data |= NAVI10_PCIE__LC_L1_INACTIVITY_DEFAULT << PCIE_LC_CNTL__LC_L1_INACTIVITY__SHIFT;
Expand Down

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