diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 170 |
1 files changed, 121 insertions, 49 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 8843a06360fa..28781414d71c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -36,6 +36,7 @@ #include "amdgpu.h" #include "amdgpu_irq.h" +#include "amdgpu_gem.h" #include "amdgpu_amdkfd.h" @@ -113,8 +114,8 @@ uint amdgpu_pg_mask = 0xffffffff; uint amdgpu_sdma_phase_quantum = 32; char *amdgpu_disable_cu = NULL; char *amdgpu_virtual_display = NULL; -/* OverDrive(bit 14),gfxoff(bit 15),stutter mode(bit 17) disabled by default*/ -uint amdgpu_pp_feature_mask = 0xfffd3fff; +/* OverDrive(bit 14) disabled by default*/ +uint amdgpu_pp_feature_mask = 0xffffbfff; int amdgpu_ngg = 0; int amdgpu_prim_buf_per_se = 0; int amdgpu_pos_buf_per_se = 0; @@ -126,6 +127,9 @@ int amdgpu_compute_multipipe = -1; int amdgpu_gpu_recovery = -1; /* auto */ int amdgpu_emu_mode = 0; uint amdgpu_smu_memory_pool_size = 0; +struct amdgpu_mgpu_info mgpu_info = { + .mutex = __MUTEX_INITIALIZER(mgpu_info.mutex), +}; /** * DOC: vramlimit (int) @@ -531,6 +535,102 @@ MODULE_PARM_DESC(smu_memory_pool_size, "0x1 = 256Mbyte, 0x2 = 512Mbyte, 0x4 = 1 Gbyte, 0x8 = 2GByte"); module_param_named(smu_memory_pool_size, amdgpu_smu_memory_pool_size, uint, 0444); +#ifdef CONFIG_HSA_AMD +/** + * DOC: sched_policy (int) + * Set scheduling policy. Default is HWS(hardware scheduling) with over-subscription. + * Setting 1 disables over-subscription. Setting 2 disables HWS and statically + * assigns queues to HQDs. + */ +int sched_policy = KFD_SCHED_POLICY_HWS; +module_param(sched_policy, int, 0444); +MODULE_PARM_DESC(sched_policy, + "Scheduling policy (0 = HWS (Default), 1 = HWS without over-subscription, 2 = Non-HWS (Used for debugging only)"); + +/** + * DOC: hws_max_conc_proc (int) + * Maximum number of processes that HWS can schedule concurrently. The maximum is the + * number of VMIDs assigned to the HWS, which is also the default. + */ +int hws_max_conc_proc = 8; +module_param(hws_max_conc_proc, int, 0444); +MODULE_PARM_DESC(hws_max_conc_proc, + "Max # processes HWS can execute concurrently when sched_policy=0 (0 = no concurrency, #VMIDs for KFD = Maximum(default))"); + +/** + * DOC: cwsr_enable (int) + * CWSR(compute wave store and resume) allows the GPU to preempt shader execution in + * the middle of a compute wave. Default is 1 to enable this feature. Setting 0 + * disables it. + */ +int cwsr_enable = 1; +module_param(cwsr_enable, int, 0444); +MODULE_PARM_DESC(cwsr_enable, "CWSR enable (0 = Off, 1 = On (Default))"); + +/** + * DOC: max_num_of_queues_per_device (int) + * Maximum number of queues per device. Valid setting is between 1 and 4096. Default + * is 4096. + */ +int max_num_of_queues_per_device = KFD_MAX_NUM_OF_QUEUES_PER_DEVICE_DEFAULT; +module_param(max_num_of_queues_per_device, int, 0444); +MODULE_PARM_DESC(max_num_of_queues_per_device, + "Maximum number of supported queues per device (1 = Minimum, 4096 = default)"); + +/** + * DOC: send_sigterm (int) + * Send sigterm to HSA process on unhandled exceptions. Default is not to send sigterm + * but just print errors on dmesg. Setting 1 enables sending sigterm. + */ +int send_sigterm; +module_param(send_sigterm, int, 0444); +MODULE_PARM_DESC(send_sigterm, + "Send sigterm to HSA process on unhandled exception (0 = disable, 1 = enable)"); + +/** + * DOC: debug_largebar (int) + * Set debug_largebar as 1 to enable simulating large-bar capability on non-large bar + * system. This limits the VRAM size reported to ROCm applications to the visible + * size, usually 256MB. + * Default value is 0, diabled. + */ +int debug_largebar; +module_param(debug_largebar, int, 0444); +MODULE_PARM_DESC(debug_largebar, + "Debug large-bar flag used to simulate large-bar capability on non-large bar machine (0 = disable, 1 = enable)"); + +/** + * DOC: ignore_crat (int) + * Ignore CRAT table during KFD initialization. By default, KFD uses the ACPI CRAT + * table to get information about AMD APUs. This option can serve as a workaround on + * systems with a broken CRAT table. + */ +int ignore_crat; +module_param(ignore_crat, int, 0444); +MODULE_PARM_DESC(ignore_crat, + "Ignore CRAT table during KFD initialization (0 = use CRAT (default), 1 = ignore CRAT)"); + +/** + * DOC: noretry (int) + * This parameter sets sh_mem_config.retry_disable. Default value, 0, enables retry. + * Setting 1 disables retry. + * Retry is needed for recoverable page faults. + */ +int noretry; +module_param(noretry, int, 0644); +MODULE_PARM_DESC(noretry, + "Set sh_mem_config.retry_disable on Vega10 (0 = retry enabled (default), 1 = retry disabled)"); + +/** + * DOC: halt_if_hws_hang (int) + * Halt if HWS hang is detected. Default value, 0, disables the halt on hang. + * Setting 1 enables halt on hang. + */ +int halt_if_hws_hang; +module_param(halt_if_hws_hang, int, 0644); +MODULE_PARM_DESC(halt_if_hws_hang, "Halt if HWS hang is detected (0 = off (default), 1 = on)"); +#endif + static const struct pci_device_id pciidlist[] = { #ifdef CONFIG_DRM_AMDGPU_SI {0x1002, 0x6780, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TAHITI}, @@ -740,6 +840,7 @@ static const struct pci_device_id pciidlist[] = { {0x1002, 0x67CA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10}, {0x1002, 0x67CC, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10}, {0x1002, 0x67CF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10}, + {0x1002, 0x6FDF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS10}, /* Polaris12 */ {0x1002, 0x6980, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12}, {0x1002, 0x6981, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_POLARIS12}, @@ -769,14 +870,15 @@ static const struct pci_device_id pciidlist[] = { {0x1002, 0x69A3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12}, {0x1002, 0x69AF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA12}, /* Vega 20 */ - {0x1002, 0x66A0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20|AMD_EXP_HW_SUPPORT}, - {0x1002, 0x66A1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20|AMD_EXP_HW_SUPPORT}, - {0x1002, 0x66A2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20|AMD_EXP_HW_SUPPORT}, - {0x1002, 0x66A3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20|AMD_EXP_HW_SUPPORT}, - {0x1002, 0x66A7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20|AMD_EXP_HW_SUPPORT}, - {0x1002, 0x66AF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20|AMD_EXP_HW_SUPPORT}, + {0x1002, 0x66A0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20}, + {0x1002, 0x66A1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20}, + {0x1002, 0x66A2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20}, + {0x1002, 0x66A3, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20}, + {0x1002, 0x66A7, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20}, + {0x1002, 0x66AF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VEGA20}, /* Raven */ {0x1002, 0x15dd, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RAVEN|AMD_IS_APU}, + {0x1002, 0x15d8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RAVEN|AMD_IS_APU}, {0, 0, 0} }; @@ -785,28 +887,6 @@ MODULE_DEVICE_TABLE(pci, pciidlist); static struct drm_driver kms_driver; -static int amdgpu_kick_out_firmware_fb(struct pci_dev *pdev) -{ - struct apertures_struct *ap; - bool primary = false; - - ap = alloc_apertures(1); - if (!ap) - return -ENOMEM; - - ap->ranges[0].base = pci_resource_start(pdev, 0); - ap->ranges[0].size = pci_resource_len(pdev, 0); - -#ifdef CONFIG_X86 - primary = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW; -#endif - drm_fb_helper_remove_conflicting_framebuffers(ap, "amdgpudrmfb", primary); - kfree(ap); - - return 0; -} - - static int amdgpu_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { @@ -825,30 +905,18 @@ static int amdgpu_pci_probe(struct pci_dev *pdev, return -ENODEV; } - /* - * Initialize amdkfd before starting radeon. If it was not loaded yet, - * defer radeon probing - */ - ret = amdgpu_amdkfd_init(); - if (ret == -EPROBE_DEFER) - return ret; - /* Get rid of things like offb */ - ret = amdgpu_kick_out_firmware_fb(pdev); + ret = drm_fb_helper_remove_conflicting_pci_framebuffers(pdev, 0, "amdgpudrmfb"); if (ret) return ret; - /* warn the user if they mix atomic and non-atomic capable GPUs */ - if ((kms_driver.driver_features & DRIVER_ATOMIC) && !supports_atomic) - DRM_ERROR("Mixing atomic and non-atomic capable GPUs!\n"); - /* support atomic early so the atomic debugfs stuff gets created */ - if (supports_atomic) - kms_driver.driver_features |= DRIVER_ATOMIC; - dev = drm_dev_alloc(&kms_driver, &pdev->dev); if (IS_ERR(dev)) return PTR_ERR(dev); + if (!supports_atomic) + dev->driver_features &= ~DRIVER_ATOMIC; + ret = pci_enable_device(pdev); if (ret) goto err_free; @@ -881,8 +949,8 @@ amdgpu_pci_remove(struct pci_dev *pdev) { struct drm_device *dev = pci_get_drvdata(pdev); - drm_dev_unregister(dev); - drm_dev_put(dev); + DRM_ERROR("Device removal is currently not supported outside of fbcon\n"); + drm_dev_unplug(dev); pci_disable_device(pdev); pci_set_drvdata(pdev, NULL); } @@ -1100,7 +1168,7 @@ amdgpu_get_crtc_scanout_position(struct drm_device *dev, unsigned int pipe, static struct drm_driver kms_driver = { .driver_features = - DRIVER_USE_AGP | + DRIVER_USE_AGP | DRIVER_ATOMIC | DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_GEM | DRIVER_PRIME | DRIVER_RENDER | DRIVER_MODESET | DRIVER_SYNCOBJ, .load = amdgpu_driver_load_kms, @@ -1177,6 +1245,10 @@ static int __init amdgpu_init(void) pdriver = &amdgpu_kms_pci_driver; driver->num_ioctls = amdgpu_max_kms_ioctl; amdgpu_register_atpx_handler(); + + /* Ignore KFD init failures. Normal when CONFIG_HSA_AMD is not set. */ + amdgpu_amdkfd_init(); + /* let modprobe override vga console setting */ return pci_register_driver(pdriver); |