# SPDX-License-Identifier: GPL-2.0-only
config DRM_I915_WERROR
- bool "Force GCC to throw an error instead of a warning when compiling"
- # As this may inadvertently break the build, only allow the user
- # to shoot oneself in the foot iff they aim really hard
- depends on EXPERT
- # We use the dependency on !COMPILE_TEST to not be enabled in
- # allmodconfig or allyesconfig configurations
- depends on !COMPILE_TEST
+ bool "Force GCC to throw an error instead of a warning when compiling"
+ # As this may inadvertently break the build, only allow the user
+ # to shoot oneself in the foot iff they aim really hard
+ depends on EXPERT
+ # We use the dependency on !COMPILE_TEST to not be enabled in
+ # allmodconfig or allyesconfig configurations
+ depends on !COMPILE_TEST
select HEADER_TEST
- default n
- help
- Add -Werror to the build flags for (and only for) i915.ko.
- Do not enable this unless you are writing code for the i915.ko module.
+ default n
+ help
+ Add -Werror to the build flags for (and only for) i915.ko.
+ Do not enable this unless you are writing code for the i915.ko module.
- Recommended for driver developers only.
+ Recommended for driver developers only.
- If in doubt, say "N".
+ If in doubt, say "N".
config DRM_I915_DEBUG
- bool "Enable additional driver debugging"
- depends on DRM_I915
- select DEBUG_FS
- select PREEMPT_COUNT
- select REFCOUNT_FULL
- select I2C_CHARDEV
- select STACKDEPOT
- select DRM_DP_AUX_CHARDEV
- select X86_MSR # used by igt/pm_rpm
- select DRM_VGEM # used by igt/prime_vgem (dmabuf interop checks)
- select DRM_DEBUG_MM if DRM=y
+ bool "Enable additional driver debugging"
+ depends on DRM_I915
+ select DEBUG_FS
+ select PREEMPT_COUNT
+ select REFCOUNT_FULL
+ select I2C_CHARDEV
+ select STACKDEPOT
+ select DRM_DP_AUX_CHARDEV
+ select X86_MSR # used by igt/pm_rpm
+ select DRM_VGEM # used by igt/prime_vgem (dmabuf interop checks)
+ select DRM_DEBUG_MM if DRM=y
select DRM_DEBUG_SELFTEST
+ select DMABUF_SELFTESTS
select SW_SYNC # signaling validation framework (igt/syncobj*)
select DRM_I915_SW_FENCE_DEBUG_OBJECTS
select DRM_I915_SELFTEST
select DRM_I915_DEBUG_RUNTIME_PM
select DRM_I915_DEBUG_MMIO
- default n
- help
- Choose this option to turn on extra driver debugging that may affect
- performance but will catch some internal issues.
+ default n
+ help
+ Choose this option to turn on extra driver debugging that may affect
+ performance but will catch some internal issues.
- Recommended for driver developers only.
+ Recommended for driver developers only.
- If in doubt, say "N".
+ If in doubt, say "N".
config DRM_I915_DEBUG_MMIO
bool "Always insert extra checks around mmio access by default"
If in doubt, say "N".
config DRM_I915_DEBUG_GEM
- bool "Insert extra checks into the GEM internals"
- default n
- depends on DRM_I915_WERROR
- help
- Enable extra sanity checks (including BUGs) along the GEM driver
- paths that may slow the system down and if hit hang the machine.
+ bool "Insert extra checks into the GEM internals"
+ default n
+ depends on DRM_I915_WERROR
+ help
+ Enable extra sanity checks (including BUGs) along the GEM driver
+ paths that may slow the system down and if hit hang the machine.
- Recommended for driver developers only.
+ Recommended for driver developers only.
- If in doubt, say "N".
+ If in doubt, say "N".
config DRM_I915_ERRLOG_GEM
bool "Insert extra logging (very verbose) for common GEM errors"
If in doubt, say "N".
config DRM_I915_SW_FENCE_DEBUG_OBJECTS
- bool "Enable additional driver debugging for fence objects"
- depends on DRM_I915
- select DEBUG_OBJECTS
- default n
- help
- Choose this option to turn on extra driver debugging that may affect
- performance but will catch some internal issues.
+ bool "Enable additional driver debugging for fence objects"
+ depends on DRM_I915
+ select DEBUG_OBJECTS
+ default n
+ help
+ Choose this option to turn on extra driver debugging that may affect
+ performance but will catch some internal issues.
- Recommended for driver developers only.
+ Recommended for driver developers only.
- If in doubt, say "N".
+ If in doubt, say "N".
config DRM_I915_SW_FENCE_CHECK_DAG
- bool "Enable additional driver debugging for detecting dependency cycles"
- depends on DRM_I915
- default n
- help
- Choose this option to turn on extra driver debugging that may affect
- performance but will catch some internal issues.
+ bool "Enable additional driver debugging for detecting dependency cycles"
+ depends on DRM_I915
+ default n
+ help
+ Choose this option to turn on extra driver debugging that may affect
+ performance but will catch some internal issues.
- Recommended for driver developers only.
+ Recommended for driver developers only.
- If in doubt, say "N".
+ If in doubt, say "N".
config DRM_I915_DEBUG_GUC
- bool "Enable additional driver debugging for GuC"
- depends on DRM_I915
- default n
- help
- Choose this option to turn on extra driver debugging that may affect
- performance but will help resolve GuC related issues.
+ bool "Enable additional driver debugging for GuC"
+ depends on DRM_I915
+ default n
+ help
+ Choose this option to turn on extra driver debugging that may affect
+ performance but will help resolve GuC related issues.
- Recommended for driver developers only.
+ Recommended for driver developers only.
- If in doubt, say "N".
+ If in doubt, say "N".
config DRM_I915_SELFTEST
bool "Enable selftests upon driver load"
If in doubt, say "N".
config DRM_I915_LOW_LEVEL_TRACEPOINTS
- bool "Enable low level request tracing events"
- depends on DRM_I915
- default n
- help
- Choose this option to turn on low level request tracing events.
- This provides the ability to precisely monitor engine utilisation
- and also analyze the request dependency resolving timeline.
-
- If in doubt, say "N".
+ bool "Enable low level request tracing events"
+ depends on DRM_I915
+ default n
+ help
+ Choose this option to turn on low level request tracing events.
+ This provides the ability to precisely monitor engine utilisation
+ and also analyze the request dependency resolving timeline.
+
+ If in doubt, say "N".
config DRM_I915_DEBUG_VBLANK_EVADE
bool "Enable extra debug warnings for vblank evasion"
cache->use_64bit_reloc = HAS_64BIT_RELOC(i915);
cache->has_fence = cache->gen < 4;
cache->needs_unfenced = INTEL_INFO(i915)->unfenced_needs_alignment;
- cache->node.allocated = false;
+ cache->node.flags = 0;
cache->ce = NULL;
cache->rq = NULL;
cache->rq_size = 0;
static int eb_copy_relocations(const struct i915_execbuffer *eb)
{
+ struct drm_i915_gem_relocation_entry *relocs;
const unsigned int count = eb->buffer_count;
unsigned int i;
int err;
for (i = 0; i < count; i++) {
const unsigned int nreloc = eb->exec[i].relocation_count;
struct drm_i915_gem_relocation_entry __user *urelocs;
- struct drm_i915_gem_relocation_entry *relocs;
unsigned long size;
unsigned long copied;
if (__copy_from_user((char *)relocs + copied,
(char __user *)urelocs + copied,
- len)) {
- end_user:
- user_access_end();
- end:
- kvfree(relocs);
- err = -EFAULT;
- goto err;
- }
+ len))
+ goto end;
copied += len;
} while (copied < size);
return 0;
+ end_user:
+ user_access_end();
+ end:
+ kvfree(relocs);
+ err = -EFAULT;
err:
while (i--) {
- struct drm_i915_gem_relocation_entry *relocs =
- u64_to_ptr(typeof(*relocs), eb->exec[i].relocs_ptr);
+ relocs = u64_to_ptr(typeof(*relocs), eb->exec[i].relocs_ptr);
if (eb->exec[i].relocation_count)
kvfree(relocs);
}
if (err)
return err;
+ if (i915_gem_context_nopreempt(eb->gem_context))
+ eb->request->flags |= I915_REQUEST_NOPREEMPT;
+
return 0;
}
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