Reviewed-by: Stanislav Lisovskiy <stanislav.lisovskiy@xxxxxxxxx>
Best Regards,
Lisovskiy Stanislav
Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo
________________________________________
From: Intel-gfx [intel-gfx-bounces@xxxxxxxxxxxxxxxxxxxxx] on behalf of Lisovskiy, Stanislav [stanislav.lisovskiy@xxxxxxxxx]
Sent: Monday, April 23, 2018 4:59 PM
To: Ville Syrjala; dri-devel@xxxxxxxxxxxxxxxxxxxxx
Cc: nouveau@xxxxxxxxxxxxxxxxxxxxx; intel-gfx@xxxxxxxxxxxxxxxxxxxxx; Ben Skeggs
Subject: Re: [PATCH] drm: Don't pass the index to drm_property_add_enum()
Acked-by: Stanislav Lisovskiy <stanislav.lisovskiy@xxxxxxxxx>
Best Regards,
Lisovskiy Stanislav
Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo>
________________________________________
From: Ville Syrjala [ville.syrjala@xxxxxxxxxxxxxxx]
Sent: Friday, March 16, 2018 9:04 PM
To: dri-devel@xxxxxxxxxxxxxxxxxxxxx
Cc: intel-gfx@xxxxxxxxxxxxxxxxxxxxx; Patrik Jakobsson; Ben Skeggs; nouveau@xxxxxxxxxxxxxxxxxxxxx
Subject: [PATCH] drm: Don't pass the index to drm_property_add_enum()
From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
drm_property_add_enum() can calculate the index itself just fine,
so no point in having the caller pass it in.
Cc: Patrik Jakobsson <patrik.r.jakobsson@xxxxxxxxx>
Cc: Ben Skeggs <bskeggs@xxxxxxxxxx>
Cc: nouveau@xxxxxxxxxxxxxxxxxxxxx
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/drm_connector.c | 6 +++---
drivers/gpu/drm/drm_property.c | 27 +++++++++++++--------------
drivers/gpu/drm/gma500/cdv_device.c | 4 ++--
drivers/gpu/drm/gma500/psb_intel_sdvo.c | 2 +-
drivers/gpu/drm/i915/intel_sdvo.c | 5 ++---
drivers/gpu/drm/nouveau/nouveau_display.c | 4 +---
include/drm/drm_property.h | 2 +-
7 files changed, 23 insertions(+), 27 deletions(-)
diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c
index b3cde897cd80..dfc8ca1e9413 100644
--- a/drivers/gpu/drm/drm_connector.c
+++ b/drivers/gpu/drm/drm_connector.c
@@ -1069,7 +1069,7 @@ int drm_mode_create_tv_properties(struct drm_device *dev,
goto nomem;
for (i = 0; i < num_modes; i++)
- drm_property_add_enum(dev->mode_config.tv_mode_property, i,
+ drm_property_add_enum(dev->mode_config.tv_mode_property,
i, modes[i]);
dev->mode_config.tv_brightness_property =
@@ -1156,7 +1156,7 @@ int drm_connector_attach_scaling_mode_property(struct drm_connector *connector,
{
struct drm_device *dev = connector->dev;
struct drm_property *scaling_mode_property;
- int i, j = 0;
+ int i;
const unsigned valid_scaling_mode_mask =
(1U << ARRAY_SIZE(drm_scaling_mode_enum_list)) - 1;
@@ -1177,7 +1177,7 @@ int drm_connector_attach_scaling_mode_property(struct drm_connector *connector,
if (!(BIT(i) & scaling_mode_mask))
continue;
- ret = drm_property_add_enum(scaling_mode_property, j++,
+ ret = drm_property_add_enum(scaling_mode_property,
drm_scaling_mode_enum_list[i].type,
drm_scaling_mode_enum_list[i].name);
diff --git a/drivers/gpu/drm/drm_property.c b/drivers/gpu/drm/drm_property.c
index 8f4672daac7f..1f8031e30f53 100644
--- a/drivers/gpu/drm/drm_property.c
+++ b/drivers/gpu/drm/drm_property.c
@@ -169,9 +169,9 @@ struct drm_property *drm_property_create_enum(struct drm_device *dev,
return NULL;
for (i = 0; i < num_values; i++) {
- ret = drm_property_add_enum(property, i,
- props[i].type,
- props[i].name);
+ ret = drm_property_add_enum(property,
+ props[i].type,
+ props[i].name);
if (ret) {
drm_property_destroy(dev, property);
return NULL;
@@ -209,7 +209,7 @@ struct drm_property *drm_property_create_bitmask(struct drm_device *dev,
uint64_t supported_bits)
{
struct drm_property *property;
- int i, ret, index = 0;
+ int i, ret;
int num_values = hweight64(supported_bits);
flags |= DRM_MODE_PROP_BITMASK;
@@ -221,14 +221,9 @@ struct drm_property *drm_property_create_bitmask(struct drm_device *dev,
if (!(supported_bits & (1ULL << props[i].type)))
continue;
- if (WARN_ON(index >= num_values)) {
- drm_property_destroy(dev, property);
- return NULL;
- }
-
- ret = drm_property_add_enum(property, index++,
- props[i].type,
- props[i].name);
+ ret = drm_property_add_enum(property,
+ props[i].type,
+ props[i].name);
if (ret) {
drm_property_destroy(dev, property);
return NULL;
@@ -376,7 +371,6 @@ EXPORT_SYMBOL(drm_property_create_bool);
/**
* drm_property_add_enum - add a possible value to an enumeration property
* @property: enumeration property to change
- * @index: index of the new enumeration
* @value: value of the new enumeration
* @name: symbolic name of the new enumeration
*
@@ -388,10 +382,11 @@ EXPORT_SYMBOL(drm_property_create_bool);
* Returns:
* Zero on success, error code on failure.
*/
-int drm_property_add_enum(struct drm_property *property, int index,
+int drm_property_add_enum(struct drm_property *property,
uint64_t value, const char *name)
{
struct drm_property_enum *prop_enum;
+ int index = 0;
if (WARN_ON(strlen(name) >= DRM_PROP_NAME_LEN))
return -EINVAL;
@@ -411,8 +406,12 @@ int drm_property_add_enum(struct drm_property *property, int index,
list_for_each_entry(prop_enum, &property->enum_list, head) {
if (WARN_ON(prop_enum->value == value))
return -EINVAL;
+ index++;
}
+ if (WARN_ON(index >= property->num_values))
+ return -EINVAL;
+
prop_enum = kzalloc(sizeof(struct drm_property_enum), GFP_KERNEL);
if (!prop_enum)
return -ENOMEM;
diff --git a/drivers/gpu/drm/gma500/cdv_device.c b/drivers/gpu/drm/gma500/cdv_device.c
index 3a3bf752e03a..34b85767e4da 100644
--- a/drivers/gpu/drm/gma500/cdv_device.c
+++ b/drivers/gpu/drm/gma500/cdv_device.c
@@ -485,7 +485,7 @@ void cdv_intel_attach_force_audio_property(struct drm_connector *connector)
return;
for (i = 0; i < ARRAY_SIZE(force_audio_names); i++)
- drm_property_add_enum(prop, i, i-1, force_audio_names[i]);
+ drm_property_add_enum(prop, i-1, force_audio_names[i]);
dev_priv->force_audio_property = prop;
}
@@ -514,7 +514,7 @@ void cdv_intel_attach_broadcast_rgb_property(struct drm_connector *connector)
return;
for (i = 0; i < ARRAY_SIZE(broadcast_rgb_names); i++)
- drm_property_add_enum(prop, i, i, broadcast_rgb_names[i]);
+ drm_property_add_enum(prop, i, broadcast_rgb_names[i]);
dev_priv->broadcast_rgb_property = prop;
}
diff --git a/drivers/gpu/drm/gma500/psb_intel_sdvo.c b/drivers/gpu/drm/gma500/psb_intel_sdvo.c
index 84507912be84..674182805697 100644
--- a/drivers/gpu/drm/gma500/psb_intel_sdvo.c
+++ b/drivers/gpu/drm/gma500/psb_intel_sdvo.c
@@ -2281,7 +2281,7 @@ static bool psb_intel_sdvo_tv_create_property(struct psb_intel_sdvo *psb_intel_s
for (i = 0; i < psb_intel_sdvo_connector->format_supported_num; i++)
drm_property_add_enum(
- psb_intel_sdvo_connector->tv_format, i,
+ psb_intel_sdvo_connector->tv_format,
i, tv_format_names[psb_intel_sdvo_connector->tv_format_supported[i]]);
psb_intel_sdvo->tv_format_index = psb_intel_sdvo_connector->tv_format_supported[0];
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index 96e213ec202d..25005023c243 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -2779,9 +2779,8 @@ static bool intel_sdvo_tv_create_property(struct intel_sdvo *intel_sdvo,
return false;
for (i = 0; i < intel_sdvo_connector->format_supported_num; i++)
- drm_property_add_enum(
- intel_sdvo_connector->tv_format, i,
- i, tv_format_names[intel_sdvo_connector->tv_format_supported[i]]);
+ drm_property_add_enum(intel_sdvo_connector->tv_format, i,
+ tv_format_names[intel_sdvo_connector->tv_format_supported[i]]);
intel_sdvo_connector->base.base.state->tv.mode = intel_sdvo_connector->tv_format_supported[0];
drm_object_attach_property(&intel_sdvo_connector->base.base.base,
diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c
index 009713404cc4..7d0bec8dd03d 100644
--- a/drivers/gpu/drm/nouveau/nouveau_display.c
+++ b/drivers/gpu/drm/nouveau/nouveau_display.c
@@ -338,11 +338,9 @@ static struct nouveau_drm_prop_enum_list dither_depth[] = {
if (c) { \
p = drm_property_create(dev, DRM_MODE_PROP_ENUM, n, c); \
l = (list); \
- c = 0; \
while (p && l->gen_mask) { \
if (l->gen_mask & (1 << (gen))) { \
- drm_property_add_enum(p, c, l->type, l->name); \
- c++; \
+ drm_property_add_enum(p, l->type, l->name); \
} \
l++; \
} \
diff --git a/include/drm/drm_property.h b/include/drm/drm_property.h
index d1423c7f3c73..9e2cea518572 100644
--- a/include/drm/drm_property.h
+++ b/include/drm/drm_property.h
@@ -260,7 +260,7 @@ struct drm_property *drm_property_create_object(struct drm_device *dev,
uint32_t type);
struct drm_property *drm_property_create_bool(struct drm_device *dev,
u32 flags, const char *name);
-int drm_property_add_enum(struct drm_property *property, int index,
+int drm_property_add_enum(struct drm_property *property,
uint64_t value, const char *name);
void drm_property_destroy(struct drm_device *dev, struct drm_property *property);
--
2.16.1
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