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drm/i915/uc: Don't sanitize guc_log_level modparam 

We are already storing runtime value of log level in private
field, so there is no need to modify modparam.

Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20190725205106.36148-1-michal.wajdeczko@intel.com
This commit is contained in:
Michal Wajdeczko 2019-07-25 20:51:06 +00:00 committed by Chris Wilson
parent 3f99a61441
commit f91bf73828
2 changed files with 28 additions and 51 deletions
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29
drivers/gpu/drm/i915/gt/uc/intel_guc_log.c
View File

@ -443,6 +443,29 @@ static void guc_log_capture_logs(struct intel_guc_log *log)
guc_action_flush_log_complete(guc);
}
static u32 __get_default_log_level(struct intel_guc_log *log)
{
/* A negative value means "use platform/config default" */
if (i915_modparams.guc_log_level < 0) {
return (IS_ENABLED(CONFIG_DRM_I915_DEBUG) ||
IS_ENABLED(CONFIG_DRM_I915_DEBUG_GEM)) ?
GUC_LOG_LEVEL_MAX : GUC_LOG_LEVEL_NON_VERBOSE;
}
if (i915_modparams.guc_log_level > GUC_LOG_LEVEL_MAX) {
DRM_WARN("Incompatible option detected: %s=%d, %s!\n",
"guc_log_level", i915_modparams.guc_log_level,
"verbosity too high");
return (IS_ENABLED(CONFIG_DRM_I915_DEBUG) ||
IS_ENABLED(CONFIG_DRM_I915_DEBUG_GEM)) ?
GUC_LOG_LEVEL_MAX : GUC_LOG_LEVEL_DISABLED;
}
GEM_BUG_ON(i915_modparams.guc_log_level < GUC_LOG_LEVEL_DISABLED);
GEM_BUG_ON(i915_modparams.guc_log_level > GUC_LOG_LEVEL_MAX);
return i915_modparams.guc_log_level;
}
int intel_guc_log_create(struct intel_guc_log *log)
{
struct intel_guc *guc = log_to_guc(log);
@ -482,7 +505,11 @@ int intel_guc_log_create(struct intel_guc_log *log)
log->vma = vma;
log->level = i915_modparams.guc_log_level;
log->level = __get_default_log_level(log);
DRM_DEBUG_DRIVER("guc_log_level=%d (%s, verbose:%s, verbosity:%d)\n",
log->level, enableddisabled(log->level),
yesno(GUC_LOG_LEVEL_IS_VERBOSE(log->level)),
GUC_LOG_LEVEL_TO_VERBOSITY(log->level));
return 0;

50
drivers/gpu/drm/i915/gt/uc/intel_uc.c
View File

@ -74,23 +74,6 @@ static int __get_platform_enable_guc(struct intel_uc *uc)
return enable_guc;
}
static int __get_default_guc_log_level(struct intel_uc *uc)
{
int guc_log_level;
if (!intel_uc_fw_supported(&uc->guc.fw) || !intel_uc_is_using_guc(uc))
guc_log_level = GUC_LOG_LEVEL_DISABLED;
else if (IS_ENABLED(CONFIG_DRM_I915_DEBUG) ||
IS_ENABLED(CONFIG_DRM_I915_DEBUG_GEM))
guc_log_level = GUC_LOG_LEVEL_MAX;
else
guc_log_level = GUC_LOG_LEVEL_NON_VERBOSE;
/* Any platform specific fine-tuning can be done here */
return guc_log_level;
}
/**
* sanitize_options_early - sanitize uC related modparam options
* @uc: the intel_uc structure
@ -100,13 +83,6 @@ static int __get_default_guc_log_level(struct intel_uc *uc)
* modparam varies between platforms and it is hardcoded in driver code.
* Any other modparam value is only monitored against availability of the
* related hardware or firmware definitions.
*
* In case of "guc_log_level" option this function will attempt to modify
* it only if it was initially set to "auto(-1)" or if initial value was
* "enable(1..4)" on platforms without the GuC. Default value for this
* modparam varies between platforms and is usually set to "disable(0)"
* unless GuC is enabled on given platform and the driver is compiled with
* debug config when this modparam will default to "enable(1..4)".
*/
static void sanitize_options_early(struct intel_uc *uc)
{
@ -149,34 +125,8 @@ static void sanitize_options_early(struct intel_uc *uc)
i915_modparams.enable_guc &= ~ENABLE_GUC_SUBMISSION;
}
/* A negative value means "use platform/config default" */
if (i915_modparams.guc_log_level < 0)
i915_modparams.guc_log_level =
__get_default_guc_log_level(uc);
if (i915_modparams.guc_log_level > 0 && !intel_uc_is_using_guc(uc)) {
DRM_WARN("Incompatible option detected: guc_log_level=%d, "
"but GuC is not enabled!\n",
i915_modparams.guc_log_level);
i915_modparams.guc_log_level = 0;
}
if (i915_modparams.guc_log_level > GUC_LOG_LEVEL_MAX) {
DRM_WARN("Incompatible option detected: %s=%d, %s!\n",
"guc_log_level", i915_modparams.guc_log_level,
"verbosity too high");
i915_modparams.guc_log_level = GUC_LOG_LEVEL_MAX;
}
DRM_DEBUG_DRIVER("guc_log_level=%d (enabled:%s, verbose:%s, verbosity:%d)\n",
i915_modparams.guc_log_level,
yesno(i915_modparams.guc_log_level),
yesno(GUC_LOG_LEVEL_IS_VERBOSE(i915_modparams.guc_log_level)),
GUC_LOG_LEVEL_TO_VERBOSITY(i915_modparams.guc_log_level));
/* Make sure that sanitization was done */
GEM_BUG_ON(i915_modparams.enable_guc < 0);
GEM_BUG_ON(i915_modparams.guc_log_level < 0);
}
void intel_uc_init_early(struct intel_uc *uc)