diff options
Diffstat (limited to 'meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1222-drm-amdkfd-Module-option-to-disable-CRAT-table.patch')
-rw-r--r-- | meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1222-drm-amdkfd-Module-option-to-disable-CRAT-table.patch | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1222-drm-amdkfd-Module-option-to-disable-CRAT-table.patch b/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1222-drm-amdkfd-Module-option-to-disable-CRAT-table.patch deleted file mode 100644 index 40588244..00000000 --- a/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1222-drm-amdkfd-Module-option-to-disable-CRAT-table.patch +++ /dev/null @@ -1,65 +0,0 @@ -From 32aaf780e7811e7678d2d88eff564602088fc1f2 Mon Sep 17 00:00:00 2001 -From: Felix Kuehling <Felix.Kuehling@amd.com> -Date: Wed, 15 Feb 2017 18:02:44 -0500 -Subject: [PATCH 1222/4131] drm/amdkfd: Module option to disable CRAT table - -Change-Id: Ieab5db54efd761d08a5c68bea9d8278bf53548ea -Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com> ---- - drivers/gpu/drm/amd/amdkfd/kfd_crat.c | 5 +++++ - drivers/gpu/drm/amd/amdkfd/kfd_module.c | 5 +++++ - drivers/gpu/drm/amd/amdkfd/kfd_priv.h | 6 ++++++ - 3 files changed, 16 insertions(+) - -diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c -index 3681fcf..054ac54 100644 ---- a/drivers/gpu/drm/amd/amdkfd/kfd_crat.c -+++ b/drivers/gpu/drm/amd/amdkfd/kfd_crat.c -@@ -682,6 +682,11 @@ int kfd_create_crat_image_acpi(void **crat_image, size_t *size) - return -EINVAL; - } - -+ if (ignore_crat) { -+ pr_info("CRAT table disabled by module option\n"); -+ return -ENODATA; -+ } -+ - pcrat_image = kmalloc(crat_table->length, GFP_KERNEL); - if (!pcrat_image) { - pr_err("No memory for allocating CRAT image\n"); -diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_module.c b/drivers/gpu/drm/amd/amdkfd/kfd_module.c -index 274312f..a529fe1 100644 ---- a/drivers/gpu/drm/amd/amdkfd/kfd_module.c -+++ b/drivers/gpu/drm/amd/amdkfd/kfd_module.c -@@ -80,6 +80,11 @@ 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)"); - -+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)"); -+ - int kgd2kfd_init(unsigned interface_version, const struct kgd2kfd_calls **g2f) - { - if (!amdkfd_init_completed) -diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h -index 122e9e4..a9e5618 100644 ---- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h -+++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h -@@ -127,6 +127,12 @@ extern int send_sigterm; - */ - extern int debug_largebar; - -+/* -+ * Ignore CRAT table during KFD initialization, can be used to work around -+ * broken CRAT tables on some AMD systems -+ */ -+extern int ignore_crat; -+ - /** - * enum kfd_sched_policy - * --- -2.7.4 - |