Merge tag 'drm-intel-fixes-2020-02-27' of git://anongit.freedesktop.org/drm/drm-intel...

drm/i915 fixes for v5.6-rc4:
- downgrade gen7 back to aliasing-ppgtt to avoid GPU hangs
- shrinker fix
- pmu leak and double free fixes
- gvt user after free and virtual display reset fixes
- randconfig build fix

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/874kvcsh00.fsf@intel.com

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index 94e2fd758e0130ab0185820e1905917e68c439d0..42f4febe24c6db0d5642b23acd9aa46dd9ab8db5 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -1389,7 +1389,7 @@ amdgpu_get_crtc_scanout_position(struct drm_device *dev, unsigned int pipe,
 
 static struct drm_driver kms_driver = {
        .driver_features =
-           DRIVER_USE_AGP | DRIVER_ATOMIC |
+           DRIVER_ATOMIC |
            DRIVER_GEM |
            DRIVER_RENDER | DRIVER_MODESET | DRIVER_SYNCOBJ |
            DRIVER_SYNCOBJ_TIMELINE,

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h
index d3c27a3c43f68ad5ed11ff5b0379d8d06c648d13..7546da0cc70c7019c94f58fb0ee66debcdc93a22 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.h
@@ -195,6 +195,7 @@ struct amdgpu_gmc {
        uint32_t                srbm_soft_reset;
        bool                    prt_warning;
        uint64_t                stolen_size;
+       uint32_t                sdpif_register;
        /* apertures */
        u64                     shared_aperture_start;
        u64                     shared_aperture_end;

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index 90216abf14a4c356732a7950284d835f19fbc9de..cc0c273a86f9298b19e60dbf4e401d9fe440017e 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -1271,6 +1271,19 @@ static void gmc_v9_0_init_golden_registers(struct amdgpu_device *adev)
        }
 }
 
+/**
+ * gmc_v9_0_restore_registers - restores regs
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * This restores register values, saved at suspend.
+ */
+static void gmc_v9_0_restore_registers(struct amdgpu_device *adev)
+{
+       if (adev->asic_type == CHIP_RAVEN)
+               WREG32(mmDCHUBBUB_SDPIF_MMIO_CNTRL_0, adev->gmc.sdpif_register);
+}
+
 /**
  * gmc_v9_0_gart_enable - gart enable
  *
@@ -1376,6 +1389,20 @@ static int gmc_v9_0_hw_init(void *handle)
        return r;
 }
 
+/**
+ * gmc_v9_0_save_registers - saves regs
+ *
+ * @adev: amdgpu_device pointer
+ *
+ * This saves potential register values that should be
+ * restored upon resume
+ */
+static void gmc_v9_0_save_registers(struct amdgpu_device *adev)
+{
+       if (adev->asic_type == CHIP_RAVEN)
+               adev->gmc.sdpif_register = RREG32(mmDCHUBBUB_SDPIF_MMIO_CNTRL_0);
+}
+
 /**
  * gmc_v9_0_gart_disable - gart disable
  *
@@ -1412,9 +1439,16 @@ static int gmc_v9_0_hw_fini(void *handle)
 
 static int gmc_v9_0_suspend(void *handle)
 {
+       int r;
        struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
-       return gmc_v9_0_hw_fini(adev);
+       r = gmc_v9_0_hw_fini(adev);
+       if (r)
+               return r;
+
+       gmc_v9_0_save_registers(adev);
+
+       return 0;
 }
 
 static int gmc_v9_0_resume(void *handle)
@@ -1422,6 +1456,7 @@ static int gmc_v9_0_resume(void *handle)
        int r;
        struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
+       gmc_v9_0_restore_registers(adev);
        r = gmc_v9_0_hw_init(adev);
        if (r)
                return r;

diff --git a/drivers/gpu/drm/amd/include/asic_reg/dce/dce_12_0_offset.h b/drivers/gpu/drm/amd/include/asic_reg/dce/dce_12_0_offset.h
index b6f74bf4af023fd53ee79ce44ecb29cf9f8cb43b..27bb8c1ab85876bed4ad23bfc6df7648eaa8a851 100644 (file)
--- a/drivers/gpu/drm/amd/include/asic_reg/dce/dce_12_0_offset.h
+++ b/drivers/gpu/drm/amd/include/asic_reg/dce/dce_12_0_offset.h
@@ -7376,6 +7376,8 @@
 #define mmCRTC4_CRTC_DRR_CONTROL                                                                       0x0f3e
 #define mmCRTC4_CRTC_DRR_CONTROL_BASE_IDX                                                              2
 
+#define mmDCHUBBUB_SDPIF_MMIO_CNTRL_0                                                                  0x395d
+#define mmDCHUBBUB_SDPIF_MMIO_CNTRL_0_BASE_IDX                                                         2
 
 // addressBlock: dce_dc_fmt4_dispdec
 // base address: 0x2000

diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
index b06c057a90024554b7e0d94f1629e4b7b5376055..c9e5ce135fd42bd417fa64b1fe43bed8fee6cf45 100644 (file)
--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
@@ -978,8 +978,12 @@ int smu_v11_0_init_max_sustainable_clocks(struct smu_context *smu)
        struct smu_11_0_max_sustainable_clocks *max_sustainable_clocks;
        int ret = 0;
 
-       max_sustainable_clocks = kzalloc(sizeof(struct smu_11_0_max_sustainable_clocks),
+       if (!smu->smu_table.max_sustainable_clocks)
+               max_sustainable_clocks = kzalloc(sizeof(struct smu_11_0_max_sustainable_clocks),
                                         GFP_KERNEL);
+       else
+               max_sustainable_clocks = smu->smu_table.max_sustainable_clocks;
+
        smu->smu_table.max_sustainable_clocks = (void *)max_sustainable_clocks;
 
        max_sustainable_clocks->uclock = smu->smu_table.boot_values.uclk / 100;

diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c
index fd74e261118595e8fb4080764ee93eb961935319..8696af1ee14dc7705b9a98f6869d69526d6a1ddd 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon_drv.c
+++ b/drivers/gpu/drm/radeon/radeon_drv.c
@@ -37,6 +37,7 @@
 #include <linux/vga_switcheroo.h>
 #include <linux/mmu_notifier.h>
 
+#include <drm/drm_agpsupport.h>
 #include <drm/drm_crtc_helper.h>
 #include <drm/drm_drv.h>
 #include <drm/drm_fb_helper.h>
@@ -325,6 +326,7 @@ static int radeon_pci_probe(struct pci_dev *pdev,
                            const struct pci_device_id *ent)
 {
        unsigned long flags = 0;
+       struct drm_device *dev;
        int ret;
 
        if (!ent)
@@ -365,7 +367,44 @@ static int radeon_pci_probe(struct pci_dev *pdev,
        if (ret)
                return ret;
 
-       return drm_get_pci_dev(pdev, ent, &kms_driver);
+       dev = drm_dev_alloc(&kms_driver, &pdev->dev);
+       if (IS_ERR(dev))
+               return PTR_ERR(dev);
+
+       ret = pci_enable_device(pdev);
+       if (ret)
+               goto err_free;
+
+       dev->pdev = pdev;
+#ifdef __alpha__
+       dev->hose = pdev->sysdata;
+#endif
+
+       pci_set_drvdata(pdev, dev);
+
+       if (pci_find_capability(dev->pdev, PCI_CAP_ID_AGP))
+               dev->agp = drm_agp_init(dev);
+       if (dev->agp) {
+               dev->agp->agp_mtrr = arch_phys_wc_add(
+                       dev->agp->agp_info.aper_base,
+                       dev->agp->agp_info.aper_size *
+                       1024 * 1024);
+       }
+
+       ret = drm_dev_register(dev, ent->driver_data);
+       if (ret)
+               goto err_agp;
+
+       return 0;
+
+err_agp:
+       if (dev->agp)
+               arch_phys_wc_del(dev->agp->agp_mtrr);
+       kfree(dev->agp);
+       pci_disable_device(pdev);
+err_free:
+       drm_dev_put(dev);
+       return ret;
 }
 
 static void
@@ -575,7 +614,7 @@ radeon_get_crtc_scanout_position(struct drm_device *dev, unsigned int pipe,
 
 static struct drm_driver kms_driver = {
        .driver_features =
-           DRIVER_USE_AGP | DRIVER_GEM | DRIVER_RENDER,
+           DRIVER_GEM | DRIVER_RENDER,
        .load = radeon_driver_load_kms,
        .open = radeon_driver_open_kms,
        .postclose = radeon_driver_postclose_kms,

diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c
index d24f23a8165602a547608777a3cc004e7cc9cc22..dd2f19b8022bd2c215fed2a257e90307b666ea86 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_kms.c
@@ -32,6 +32,7 @@
 #include <linux/uaccess.h>
 #include <linux/vga_switcheroo.h>
 
+#include <drm/drm_agpsupport.h>
 #include <drm/drm_fb_helper.h>
 #include <drm/drm_file.h>
 #include <drm/drm_ioctl.h>
@@ -77,6 +78,11 @@ void radeon_driver_unload_kms(struct drm_device *dev)
        radeon_modeset_fini(rdev);
        radeon_device_fini(rdev);
 
+       if (dev->agp)
+               arch_phys_wc_del(dev->agp->agp_mtrr);
+       kfree(dev->agp);
+       dev->agp = NULL;
+
 done_free:
        kfree(rdev);
        dev->dev_private = NULL;