drm/amd: Delay removal of the firmware framebuffer

From Mario Limonciello
dcfeba477b3e3df526e0f543b58fa71c045dff8b in linux-6.1.y/6.1.7
1923bc5a56daeeabd7e9093bad2febcd6af2416a in mainline linux

diff --git a/sys/dev/pci/drm/amd/amdgpu/amdgpu_device.c b/sys/dev/pci/drm/amd/amdgpu/amdgpu_device.c
index 702c907..432dad5 100644 (file)
--- a/sys/dev/pci/drm/amd/amdgpu/amdgpu_device.c
+++ b/sys/dev/pci/drm/amd/amdgpu/amdgpu_device.c
@@ -36,6 +36,7 @@
 #include <generated/utsrelease.h>
 #include <linux/pci-p2pdma.h>
 
+#include <drm/drm_aperture.h>
 #include <drm/drm_atomic_helper.h>
 #include <drm/drm_probe_helper.h>
 #include <drm/amdgpu_drm.h>
@@ -89,6 +90,8 @@ MODULE_FIRMWARE("amdgpu/navi12_gpu_info.bin");
 #define AMDGPU_MAX_RETRY_LIMIT         2
 #define AMDGPU_RETRY_SRIOV_RESET(r) ((r) == -EBUSY || (r) == -ETIMEDOUT || (r) == -EINVAL)
 
+static const struct drm_driver amdgpu_kms_driver;
+
 const char *amdgpu_asic_name[] = {
        "TAHITI",
        "PITCAIRN",
@@ -3715,6 +3718,11 @@ int amdgpu_device_init(struct amdgpu_device *adev,
        if (r)
                return r;
 
+       /* Get rid of things like offb */
+       r = drm_aperture_remove_conflicting_pci_framebuffers(adev->pdev, &amdgpu_kms_driver);
+       if (r)
+               return r;
+
        /* Enable TMZ based on IP_VERSION */
        amdgpu_gmc_tmz_set(adev);
 

diff --git a/sys/dev/pci/drm/amd/amdgpu/amdgpu_drv.c b/sys/dev/pci/drm/amd/amdgpu/amdgpu_drv.c
index 2824fbe..f43dbed 100644 (file)
--- a/sys/dev/pci/drm/amd/amdgpu/amdgpu_drv.c
+++ b/sys/dev/pci/drm/amd/amdgpu/amdgpu_drv.c
@@ -23,7 +23,6 @@
  */
 
 #include <drm/amdgpu_drm.h>
-#include <drm/drm_aperture.h>
 #include <drm/drm_drv.h>
 #include <drm/drm_gem.h>
 #include <drm/drm_vblank.h>
@@ -2127,11 +2126,6 @@ static int amdgpu_pci_probe(struct pci_dev *pdev,
        }
 #endif
 
-       /* Get rid of things like offb */
-       ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev, &amdgpu_kms_driver);
-       if (ret)
-               return ret;
-
        adev = devm_drm_dev_alloc(&pdev->dev, &amdgpu_kms_driver, typeof(*adev), ddev);
        if (IS_ERR(adev))
                return PTR_ERR(adev);