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Commit 8dacc127 authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/amdgpu: fix description of vm_size module parameter (v2) 



default is 8GB, not 4GB.

v2: fix fallback setting when the user provides an invalid input

Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent b9a7faae

drivers/gpu/drm/amd/amdgpu/amdgpu_device.c

+3 −3
Original line number Diff line number Diff line
@@ -968,13 +968,13 @@ static void amdgpu_check_arguments(struct amdgpu_device *adev) 
	if (!amdgpu_check_pot_argument(amdgpu_vm_size)) {

		dev_warn(adev->dev, "VM size (%d) must be a power of 2\n",

			 amdgpu_vm_size);

		amdgpu_vm_size = 4;

		amdgpu_vm_size = 8;

	}



	if (amdgpu_vm_size < 1) {

		dev_warn(adev->dev, "VM size (%d) too small, min is 1GB\n",

			 amdgpu_vm_size);

		amdgpu_vm_size = 4;

		amdgpu_vm_size = 8;

	}



	/*
@@ -983,7 +983,7 @@ static void amdgpu_check_arguments(struct amdgpu_device *adev) 
	if (amdgpu_vm_size > 1024) {

		dev_warn(adev->dev, "VM size (%d) too large, max is 1TB\n",

			 amdgpu_vm_size);

		amdgpu_vm_size = 4;

		amdgpu_vm_size = 8;

	}



	/* defines number of bits in page table versus page directory,

drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c

+1 −1
Original line number Diff line number Diff line
@@ -128,7 +128,7 @@ module_param_named(bapm, amdgpu_bapm, int, 0444); 
MODULE_PARM_DESC(deep_color, "Deep Color support (1 = enable, 0 = disable (default))");

module_param_named(deep_color, amdgpu_deep_color, int, 0444);



MODULE_PARM_DESC(vm_size, "VM address space size in gigabytes (default 4GB)");

MODULE_PARM_DESC(vm_size, "VM address space size in gigabytes (default 8GB)");

module_param_named(vm_size, amdgpu_vm_size, int, 0444);



MODULE_PARM_DESC(vm_block_size, "VM page table size in bits (default depending on vm_size)");