diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/4097-Revert-drm-amdgpu-Restore-scalable-VM-size-calculati.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/4097-Revert-drm-amdgpu-Restore-scalable-VM-size-calculati.patch | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/4097-Revert-drm-amdgpu-Restore-scalable-VM-size-calculati.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/4097-Revert-drm-amdgpu-Restore-scalable-VM-size-calculati.patch new file mode 100644 index 00000000..2dd8ce83 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/4097-Revert-drm-amdgpu-Restore-scalable-VM-size-calculati.patch @@ -0,0 +1,62 @@ +From 41e272df08ceaedad8a91c8eeb7d4dcc7361e0eb Mon Sep 17 00:00:00 2001 +From: Ravi Kumar <ravi1.kumar@amd.com> +Date: Fri, 3 Aug 2018 14:38:42 +0530 +Subject: [PATCH 4097/4131] Revert "drm/amdgpu: Restore scalable VM size + calculation" + +The same functionality was later implemented in amdgpu_device_check_vm_size(). +Moreover, the code caused regressions on Raven that ATC memory was not working. + +This fis is needed to make ROCm work on eRaven.y + +Signed-off-by: Yong Zhao <yong.zhao@amd.com> +Signed-off-by: Ravi Kumar <ravi1.kumar@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 24 ------------------------ + 1 file changed, 24 deletions(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +index 2bac39ee..968ec87 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +@@ -982,9 +982,6 @@ static void amdgpu_device_check_smu_prv_buffer_size(struct amdgpu_device *adev) + */ + static void amdgpu_device_check_arguments(struct amdgpu_device *adev) + { +- struct sysinfo si; +- int phys_ram_gb, amdgpu_vm_size_aligned; +- + if (amdgpu_sched_jobs < 4) { + dev_warn(adev->dev, "sched jobs (%d) must be at least 4\n", + amdgpu_sched_jobs); +@@ -1009,27 +1006,6 @@ static void amdgpu_device_check_arguments(struct amdgpu_device *adev) + amdgpu_gtt_size = -1; + } + +- /* Compute the GPU VM space only if the user +- * hasn't changed it from the default. +- */ +- if (amdgpu_vm_size == -1) { +- /* Computation depends on the amount of physical RAM available. +- * Cannot exceed 1TB. +- */ +- si_meminfo(&si); +- phys_ram_gb = ((uint64_t)si.totalram * si.mem_unit) >> 30; +- amdgpu_vm_size = min(phys_ram_gb * 3 + 16, 1024); +- +- /* GPUVM sizes are almost never perfect powers of two. +- * Round up to nearest power of two starting from +- * the minimum allowed but aligned size of 32GB */ +- amdgpu_vm_size_aligned = 32; +- while (amdgpu_vm_size > amdgpu_vm_size_aligned) +- amdgpu_vm_size_aligned *= 2; +- +- amdgpu_vm_size = amdgpu_vm_size_aligned; +- } +- + /* valid range is between 4 and 9 inclusive */ + if (amdgpu_vm_fragment_size != -1 && + (amdgpu_vm_fragment_size > 9 || amdgpu_vm_fragment_size < 4)) { +-- +2.7.4 + |