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drm/i915/display/display_power: Prefer drm_WARN_ON over WARN_ON

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struct drm_device specific drm_WARN* macros include device information
in the backtrace, so we know what device the warnings originate from.

Prefer drm_WARN_ON over WARN_ON at places where struct i915_power_domains
struct is available.

Conversion is done with below sementic patch:

@@
identifier func, T;
@@
func(struct i915_power_domains *T,...) {
+ struct drm_i915_private *i915 = container_of(T, struct drm_i915_private, power_domains);
<+...
-WARN_ON(
+drm_WARN_ON(&i915->drm,
...)
...+>

}

changes since v1:
- Fix commit subject (Jani)

Signed-off-by: Pankaj Bharadiya <pankaj.laxminarayan.bharadiya@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200504181600.18503-2-pankaj.laxminarayan.bharadiya@intel.com
This commit is contained in:
Pankaj Bharadiya 2020-05-04 23:45:52 +05:30 committed by Jani Nikula
parent ae9b6cfe13
commit 4c1ccdf721
1 changed files with 24 additions and 11 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

35
drivers/gpu/drm/i915/display/intel_display_power.c
View file

@ -1943,22 +1943,29 @@ static u64 __async_put_domains_mask(struct i915_power_domains *power_domains)
static bool
assert_async_put_domain_masks_disjoint(struct i915_power_domains *power_domains)
{
return !WARN_ON(power_domains->async_put_domains[0] &
power_domains->async_put_domains[1]);
struct drm_i915_private *i915 = container_of(power_domains,
struct drm_i915_private,
power_domains);
return !drm_WARN_ON(&i915->drm, power_domains->async_put_domains[0] &
power_domains->async_put_domains[1]);
}
static bool
__async_put_domains_state_ok(struct i915_power_domains *power_domains)
{
struct drm_i915_private *i915 = container_of(power_domains,
struct drm_i915_private,
power_domains);
enum intel_display_power_domain domain;
bool err = false;
err |= !assert_async_put_domain_masks_disjoint(power_domains);
err |= WARN_ON(!!power_domains->async_put_wakeref !=
!!__async_put_domains_mask(power_domains));
err |= drm_WARN_ON(&i915->drm, !!power_domains->async_put_wakeref !=
!!__async_put_domains_mask(power_domains));
for_each_power_domain(domain, __async_put_domains_mask(power_domains))
err |= WARN_ON(power_domains->domain_use_count[domain] != 1);
err |= drm_WARN_ON(&i915->drm,
power_domains->domain_use_count[domain] != 1);
return !err;
}
@ -2200,11 +2207,14 @@ static void
queue_async_put_domains_work(struct i915_power_domains *power_domains,
intel_wakeref_t wakeref)
{
WARN_ON(power_domains->async_put_wakeref);
struct drm_i915_private *i915 = container_of(power_domains,
struct drm_i915_private,
power_domains);
drm_WARN_ON(&i915->drm, power_domains->async_put_wakeref);
power_domains->async_put_wakeref = wakeref;
WARN_ON(!queue_delayed_work(system_unbound_wq,
&power_domains->async_put_work,
msecs_to_jiffies(100)));
drm_WARN_ON(&i915->drm, !queue_delayed_work(system_unbound_wq,
&power_domains->async_put_work,
msecs_to_jiffies(100)));
}
static void
@ -4365,6 +4375,9 @@ __set_power_wells(struct i915_power_domains *power_domains,
const struct i915_power_well_desc *power_well_descs,
int power_well_count)
{
struct drm_i915_private *i915 = container_of(power_domains,
struct drm_i915_private,
power_domains);
u64 power_well_ids = 0;
int i;
@ -4384,8 +4397,8 @@ __set_power_wells(struct i915_power_domains *power_domains,
if (id == DISP_PW_ID_NONE)
continue;
WARN_ON(id >= sizeof(power_well_ids) * 8);
WARN_ON(power_well_ids & BIT_ULL(id));
drm_WARN_ON(&i915->drm, id >= sizeof(power_well_ids) * 8);
drm_WARN_ON(&i915->drm, power_well_ids & BIT_ULL(id));
power_well_ids |= BIT_ULL(id);
}