diff options
author | Pankaj Bharadiya <pankaj.laxminarayan.bharadiya@intel.com> | 2020-01-28 23:46:01 +0530 |
---|---|---|
committer | Jani Nikula <jani.nikula@intel.com> | 2020-02-04 11:00:04 +0200 |
commit | f4224a4cb16c24823a2a512eaccaabdf2df44ab9 (patch) | |
tree | bebc8d22d4f705e739eecdfe97fd6083840d660c /drivers/gpu/drm/i915/display/intel_bios.c | |
parent | 8afb292839bb7a7985822fde4d03d857d779464c (diff) |
drm/i915/display: Make WARN* drm specific where drm_device ptr is available
drm specific WARN* calls include device information in the
backtrace, so we know what device the warnings originate from.
Covert all the calls of WARN* with device specific drm_WARN*
variants in functions where drm_device or drm_i915_private struct
pointer is readily available.
The conversion was done automatically with below coccinelle semantic
patch. checkpatch errors/warnings are fixed manually.
@rule1@
identifier func, T;
@@
func(...) {
...
struct drm_device *T = ...;
<...
(
-WARN(
+drm_WARN(T,
...)
|
-WARN_ON(
+drm_WARN_ON(T,
...)
|
-WARN_ONCE(
+drm_WARN_ONCE(T,
...)
|
-WARN_ON_ONCE(
+drm_WARN_ON_ONCE(T,
...)
)
...>
}
@rule2@
identifier func, T;
@@
func(struct drm_device *T,...) {
<...
(
-WARN(
+drm_WARN(T,
...)
|
-WARN_ON(
+drm_WARN_ON(T,
...)
|
-WARN_ONCE(
+drm_WARN_ONCE(T,
...)
|
-WARN_ON_ONCE(
+drm_WARN_ON_ONCE(T,
...)
)
...>
}
@rule3@
identifier func, T;
@@
func(...) {
...
struct drm_i915_private *T = ...;
<+...
(
-WARN(
+drm_WARN(&T->drm,
...)
|
-WARN_ON(
+drm_WARN_ON(&T->drm,
...)
|
-WARN_ONCE(
+drm_WARN_ONCE(&T->drm,
...)
|
-WARN_ON_ONCE(
+drm_WARN_ON_ONCE(&T->drm,
...)
)
...+>
}
@rule4@
identifier func, T;
@@
func(struct drm_i915_private *T,...) {
<+...
(
-WARN(
+drm_WARN(&T->drm,
...)
|
-WARN_ON(
+drm_WARN_ON(&T->drm,
...)
|
-WARN_ONCE(
+drm_WARN_ONCE(&T->drm,
...)
|
-WARN_ON_ONCE(
+drm_WARN_ON_ONCE(&T->drm,
...)
)
...+>
}
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/20200128181603.27767-20-pankaj.laxminarayan.bharadiya@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_bios.c')
-rw-r--r-- | drivers/gpu/drm/i915/display/intel_bios.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c index 942a073d5768..2049cf5b54f3 100644 --- a/drivers/gpu/drm/i915/display/intel_bios.c +++ b/drivers/gpu/drm/i915/display/intel_bios.c @@ -228,7 +228,7 @@ parse_panel_options(struct drm_i915_private *dev_priv, ret = intel_opregion_get_panel_type(dev_priv); if (ret >= 0) { - WARN_ON(ret > 0xf); + drm_WARN_ON(&dev_priv->drm, ret > 0xf); panel_type = ret; drm_dbg_kms(&dev_priv->drm, "Panel type: %d (OpRegion)\n", panel_type); @@ -1248,7 +1248,8 @@ static int get_init_otp_deassert_fragment_len(struct drm_i915_private *dev_priv) const u8 *data = dev_priv->vbt.dsi.sequence[MIPI_SEQ_INIT_OTP]; int index, len; - if (WARN_ON(!data || dev_priv->vbt.dsi.seq_version != 1)) + if (drm_WARN_ON(&dev_priv->drm, + !data || dev_priv->vbt.dsi.seq_version != 1)) return 0; /* index = 1 to skip sequence byte */ @@ -2305,7 +2306,8 @@ bool intel_bios_is_port_present(struct drm_i915_private *dev_priv, enum port por } /* FIXME maybe deal with port A as well? */ - if (WARN_ON(port == PORT_A) || port >= ARRAY_SIZE(port_mapping)) + if (drm_WARN_ON(&dev_priv->drm, + port == PORT_A) || port >= ARRAY_SIZE(port_mapping)) return false; list_for_each_entry(devdata, &dev_priv->vbt.display_devices, node) { @@ -2555,7 +2557,7 @@ intel_bios_is_port_hpd_inverted(const struct drm_i915_private *i915, const struct child_device_config *child = i915->vbt.ddi_port_info[port].child; - if (WARN_ON_ONCE(!IS_GEN9_LP(i915))) + if (drm_WARN_ON_ONCE(&i915->drm, !IS_GEN9_LP(i915))) return false; return child && child->hpd_invert; |