[PATCH 1/3] drm: add convenience function to create an enum property
Sascha Hauer
s.hauer at pengutronix.de
Mon Feb 6 01:58:17 PST 2012
Creating an enum property is a common pattern, so create
a convenience function for this and use it where appropriate.
Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
---
drivers/gpu/drm/drm_crtc.c | 100 +++++++++++++---------------
drivers/gpu/drm/i915/intel_modes.c | 28 +++-----
drivers/gpu/drm/nouveau/nouveau_display.c | 10 ++--
drivers/gpu/drm/radeon/radeon_display.c | 43 +++----------
include/drm/drm_crtc.h | 8 ++
5 files changed, 80 insertions(+), 109 deletions(-)
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 5e818a8..44fb203 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -38,11 +38,6 @@
#include "drm_edid.h"
#include "drm_fourcc.h"
-struct drm_prop_enum_list {
- int type;
- char *name;
-};
-
/* Avoid boilerplate. I'm tired of typing. */
#define DRM_ENUM_NAME_FN(fnname, list) \
char *fnname(int val) \
@@ -658,7 +653,6 @@ static int drm_mode_create_standard_connector_properties(struct drm_device *dev)
{
struct drm_property *edid;
struct drm_property *dpms;
- int i;
/*
* Standard properties (apply to all connectors)
@@ -668,11 +662,9 @@ static int drm_mode_create_standard_connector_properties(struct drm_device *dev)
"EDID", 0);
dev->mode_config.edid_property = edid;
- dpms = drm_property_create(dev, DRM_MODE_PROP_ENUM,
- "DPMS", ARRAY_SIZE(drm_dpms_enum_list));
- for (i = 0; i < ARRAY_SIZE(drm_dpms_enum_list); i++)
- drm_property_add_enum(dpms, i, drm_dpms_enum_list[i].type,
- drm_dpms_enum_list[i].name);
+ dpms = drm_property_create_enum(dev, 0,
+ "DPMS", drm_dpms_enum_list,
+ ARRAY_SIZE(drm_dpms_enum_list));
dev->mode_config.dpms_property = dpms;
return 0;
@@ -688,30 +680,21 @@ int drm_mode_create_dvi_i_properties(struct drm_device *dev)
{
struct drm_property *dvi_i_selector;
struct drm_property *dvi_i_subconnector;
- int i;
if (dev->mode_config.dvi_i_select_subconnector_property)
return 0;
dvi_i_selector =
- drm_property_create(dev, DRM_MODE_PROP_ENUM,
+ drm_property_create_enum(dev, 0,
"select subconnector",
+ drm_dvi_i_select_enum_list,
ARRAY_SIZE(drm_dvi_i_select_enum_list));
- for (i = 0; i < ARRAY_SIZE(drm_dvi_i_select_enum_list); i++)
- drm_property_add_enum(dvi_i_selector, i,
- drm_dvi_i_select_enum_list[i].type,
- drm_dvi_i_select_enum_list[i].name);
dev->mode_config.dvi_i_select_subconnector_property = dvi_i_selector;
- dvi_i_subconnector =
- drm_property_create(dev, DRM_MODE_PROP_ENUM |
- DRM_MODE_PROP_IMMUTABLE,
+ dvi_i_subconnector = drm_property_create_enum(dev, DRM_MODE_PROP_IMMUTABLE,
"subconnector",
+ drm_dvi_i_subconnector_enum_list,
ARRAY_SIZE(drm_dvi_i_subconnector_enum_list));
- for (i = 0; i < ARRAY_SIZE(drm_dvi_i_subconnector_enum_list); i++)
- drm_property_add_enum(dvi_i_subconnector, i,
- drm_dvi_i_subconnector_enum_list[i].type,
- drm_dvi_i_subconnector_enum_list[i].name);
dev->mode_config.dvi_i_subconnector_property = dvi_i_subconnector;
return 0;
@@ -742,23 +725,17 @@ int drm_mode_create_tv_properties(struct drm_device *dev, int num_modes,
/*
* Basic connector properties
*/
- tv_selector = drm_property_create(dev, DRM_MODE_PROP_ENUM,
+ tv_selector = drm_property_create_enum(dev, 0,
"select subconnector",
+ drm_tv_select_enum_list,
ARRAY_SIZE(drm_tv_select_enum_list));
- for (i = 0; i < ARRAY_SIZE(drm_tv_select_enum_list); i++)
- drm_property_add_enum(tv_selector, i,
- drm_tv_select_enum_list[i].type,
- drm_tv_select_enum_list[i].name);
dev->mode_config.tv_select_subconnector_property = tv_selector;
tv_subconnector =
- drm_property_create(dev, DRM_MODE_PROP_ENUM |
- DRM_MODE_PROP_IMMUTABLE, "subconnector",
+ drm_property_create_enum(dev, DRM_MODE_PROP_IMMUTABLE,
+ "subconnector",
+ drm_tv_subconnector_enum_list,
ARRAY_SIZE(drm_tv_subconnector_enum_list));
- for (i = 0; i < ARRAY_SIZE(drm_tv_subconnector_enum_list); i++)
- drm_property_add_enum(tv_subconnector, i,
- drm_tv_subconnector_enum_list[i].type,
- drm_tv_subconnector_enum_list[i].name);
dev->mode_config.tv_subconnector_property = tv_subconnector;
/*
@@ -845,18 +822,14 @@ EXPORT_SYMBOL(drm_mode_create_tv_properties);
int drm_mode_create_scaling_mode_property(struct drm_device *dev)
{
struct drm_property *scaling_mode;
- int i;
if (dev->mode_config.scaling_mode_property)
return 0;
scaling_mode =
- drm_property_create(dev, DRM_MODE_PROP_ENUM, "scaling mode",
+ drm_property_create_enum(dev, 0, "scaling mode",
+ drm_scaling_mode_enum_list,
ARRAY_SIZE(drm_scaling_mode_enum_list));
- for (i = 0; i < ARRAY_SIZE(drm_scaling_mode_enum_list); i++)
- drm_property_add_enum(scaling_mode, i,
- drm_scaling_mode_enum_list[i].type,
- drm_scaling_mode_enum_list[i].name);
dev->mode_config.scaling_mode_property = scaling_mode;
@@ -874,18 +847,14 @@ EXPORT_SYMBOL(drm_mode_create_scaling_mode_property);
int drm_mode_create_dithering_property(struct drm_device *dev)
{
struct drm_property *dithering_mode;
- int i;
if (dev->mode_config.dithering_mode_property)
return 0;
dithering_mode =
- drm_property_create(dev, DRM_MODE_PROP_ENUM, "dithering",
+ drm_property_create_enum(dev, 0, "dithering",
+ drm_dithering_mode_enum_list,
ARRAY_SIZE(drm_dithering_mode_enum_list));
- for (i = 0; i < ARRAY_SIZE(drm_dithering_mode_enum_list); i++)
- drm_property_add_enum(dithering_mode, i,
- drm_dithering_mode_enum_list[i].type,
- drm_dithering_mode_enum_list[i].name);
dev->mode_config.dithering_mode_property = dithering_mode;
return 0;
@@ -902,20 +871,15 @@ EXPORT_SYMBOL(drm_mode_create_dithering_property);
int drm_mode_create_dirty_info_property(struct drm_device *dev)
{
struct drm_property *dirty_info;
- int i;
if (dev->mode_config.dirty_info_property)
return 0;
dirty_info =
- drm_property_create(dev, DRM_MODE_PROP_ENUM |
- DRM_MODE_PROP_IMMUTABLE,
+ drm_property_create_enum(dev, DRM_MODE_PROP_IMMUTABLE,
"dirty",
+ drm_dirty_info_enum_list,
ARRAY_SIZE(drm_dirty_info_enum_list));
- for (i = 0; i < ARRAY_SIZE(drm_dirty_info_enum_list); i++)
- drm_property_add_enum(dirty_info, i,
- drm_dirty_info_enum_list[i].type,
- drm_dirty_info_enum_list[i].name);
dev->mode_config.dirty_info_property = dirty_info;
return 0;
@@ -2617,6 +2581,34 @@ fail:
}
EXPORT_SYMBOL(drm_property_create);
+struct drm_property *drm_property_create_enum(struct drm_device *dev, int flags,
+ const char *name,
+ const struct drm_prop_enum_list *props,
+ int num_values)
+{
+ struct drm_property *property;
+ int i, ret;
+
+ flags |= DRM_MODE_PROP_ENUM;
+
+ property = drm_property_create(dev, flags, name, num_values);
+ if (!property)
+ return NULL;
+
+ for (i = 0; i < num_values; i++) {
+ ret = drm_property_add_enum(property, i,
+ props[i].type,
+ props[i].name);
+ if (ret) {
+ drm_property_destroy(dev, property);
+ return NULL;
+ }
+ }
+
+ return property;
+}
+EXPORT_SYMBOL(drm_property_create_enum);
+
int drm_property_add_enum(struct drm_property *property, int index,
uint64_t value, const char *name)
{
diff --git a/drivers/gpu/drm/i915/intel_modes.c b/drivers/gpu/drm/i915/intel_modes.c
index be2c6fe..961f75d 100644
--- a/drivers/gpu/drm/i915/intel_modes.c
+++ b/drivers/gpu/drm/i915/intel_modes.c
@@ -83,10 +83,10 @@ int intel_ddc_get_modes(struct drm_connector *connector,
return ret;
}
-static const char *force_audio_names[] = {
- "off",
- "auto",
- "on",
+static const struct drm_prop_enum_list force_audio_names[] = {
+ { -1, "off" },
+ { 0, "auto" },
+ { 1, "on" },
};
void
@@ -95,27 +95,24 @@ intel_attach_force_audio_property(struct drm_connector *connector)
struct drm_device *dev = connector->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_property *prop;
- int i;
prop = dev_priv->force_audio_property;
if (prop == NULL) {
- prop = drm_property_create(dev, DRM_MODE_PROP_ENUM,
+ prop = drm_property_create_enum(dev, 0,
"audio",
+ force_audio_names,
ARRAY_SIZE(force_audio_names));
if (prop == NULL)
return;
- for (i = 0; i < ARRAY_SIZE(force_audio_names); i++)
- drm_property_add_enum(prop, i, i-1, force_audio_names[i]);
-
dev_priv->force_audio_property = prop;
}
drm_connector_attach_property(connector, prop, 0);
}
-static const char *broadcast_rgb_names[] = {
- "Full",
- "Limited 16:235",
+static const struct drm_prop_enum_list broadcast_rgb_names[] = {
+ { 0, "Full" },
+ { 1, "Limited 16:235" },
};
void
@@ -124,19 +121,16 @@ intel_attach_broadcast_rgb_property(struct drm_connector *connector)
struct drm_device *dev = connector->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_property *prop;
- int i;
prop = dev_priv->broadcast_rgb_property;
if (prop == NULL) {
- prop = drm_property_create(dev, DRM_MODE_PROP_ENUM,
+ prop = drm_property_create_enum(dev, DRM_MODE_PROP_ENUM,
"Broadcast RGB",
+ broadcast_rgb_names,
ARRAY_SIZE(broadcast_rgb_names));
if (prop == NULL)
return;
- for (i = 0; i < ARRAY_SIZE(broadcast_rgb_names); i++)
- drm_property_add_enum(prop, i, i, broadcast_rgb_names[i]);
-
dev_priv->broadcast_rgb_property = prop;
}
diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c
index 3cb52bc..45adade 100644
--- a/drivers/gpu/drm/nouveau/nouveau_display.c
+++ b/drivers/gpu/drm/nouveau/nouveau_display.c
@@ -155,20 +155,20 @@ static const struct drm_mode_config_funcs nouveau_mode_config_funcs = {
};
-struct drm_prop_enum_list {
+struct nouveau_drm_prop_enum_list {
u8 gen_mask;
int type;
char *name;
};
-static struct drm_prop_enum_list underscan[] = {
+static struct nouveau_drm_prop_enum_list underscan[] = {
{ 6, UNDERSCAN_AUTO, "auto" },
{ 6, UNDERSCAN_OFF, "off" },
{ 6, UNDERSCAN_ON, "on" },
{}
};
-static struct drm_prop_enum_list dither_mode[] = {
+static struct nouveau_drm_prop_enum_list dither_mode[] = {
{ 7, DITHERING_MODE_AUTO, "auto" },
{ 7, DITHERING_MODE_OFF, "off" },
{ 1, DITHERING_MODE_ON, "on" },
@@ -178,7 +178,7 @@ static struct drm_prop_enum_list dither_mode[] = {
{}
};
-static struct drm_prop_enum_list dither_depth[] = {
+static struct nouveau_drm_prop_enum_list dither_depth[] = {
{ 6, DITHERING_DEPTH_AUTO, "auto" },
{ 6, DITHERING_DEPTH_6BPC, "6 bpc" },
{ 6, DITHERING_DEPTH_8BPC, "8 bpc" },
@@ -186,7 +186,7 @@ static struct drm_prop_enum_list dither_depth[] = {
};
#define PROP_ENUM(p,gen,n,list) do { \
- struct drm_prop_enum_list *l = (list); \
+ struct nouveau_drm_prop_enum_list *l = (list); \
int c = 0; \
while (l->gen_mask) { \
if (l->gen_mask & (1 << (gen))) \
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index 8c49fef..54629fa 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -1124,11 +1124,6 @@ static const struct drm_mode_config_funcs radeon_mode_funcs = {
.output_poll_changed = radeon_output_poll_changed
};
-struct drm_prop_enum_list {
- int type;
- char *name;
-};
-
static struct drm_prop_enum_list radeon_tmds_pll_enum_list[] =
{ { 0, "driver" },
{ 1, "bios" },
@@ -1153,7 +1148,7 @@ static struct drm_prop_enum_list radeon_underscan_enum_list[] =
static int radeon_modeset_create_props(struct radeon_device *rdev)
{
- int i, sz;
+ int sz;
if (rdev->is_atom_bios) {
rdev->mode_info.coherent_mode_property =
@@ -1170,15 +1165,9 @@ static int radeon_modeset_create_props(struct radeon_device *rdev)
if (!ASIC_IS_AVIVO(rdev)) {
sz = ARRAY_SIZE(radeon_tmds_pll_enum_list);
rdev->mode_info.tmds_pll_property =
- drm_property_create(rdev->ddev,
- DRM_MODE_PROP_ENUM,
- "tmds_pll", sz);
- for (i = 0; i < sz; i++) {
- drm_property_add_enum(rdev->mode_info.tmds_pll_property,
- i,
- radeon_tmds_pll_enum_list[i].type,
- radeon_tmds_pll_enum_list[i].name);
- }
+ drm_property_create_enum(rdev->ddev, 0,
+ "tmds_pll",
+ radeon_tmds_pll_enum_list, sz);
}
rdev->mode_info.load_detect_property =
@@ -1194,27 +1183,15 @@ static int radeon_modeset_create_props(struct radeon_device *rdev)
sz = ARRAY_SIZE(radeon_tv_std_enum_list);
rdev->mode_info.tv_std_property =
- drm_property_create(rdev->ddev,
- DRM_MODE_PROP_ENUM,
- "tv standard", sz);
- for (i = 0; i < sz; i++) {
- drm_property_add_enum(rdev->mode_info.tv_std_property,
- i,
- radeon_tv_std_enum_list[i].type,
- radeon_tv_std_enum_list[i].name);
- }
+ drm_property_create_enum(rdev->ddev, 0,
+ "tv standard",
+ radeon_tv_std_enum_list, sz);
sz = ARRAY_SIZE(radeon_underscan_enum_list);
rdev->mode_info.underscan_property =
- drm_property_create(rdev->ddev,
- DRM_MODE_PROP_ENUM,
- "underscan", sz);
- for (i = 0; i < sz; i++) {
- drm_property_add_enum(rdev->mode_info.underscan_property,
- i,
- radeon_underscan_enum_list[i].type,
- radeon_underscan_enum_list[i].name);
- }
+ drm_property_create_enum(rdev->ddev, 0,
+ "underscan",
+ radeon_underscan_enum_list, sz);
rdev->mode_info.underscan_hborder_property =
drm_property_create(rdev->ddev,
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 4cd4be2..9dfa550 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -807,6 +807,10 @@ struct drm_mode_config {
#define obj_to_blob(x) container_of(x, struct drm_property_blob, base)
#define obj_to_plane(x) container_of(x, struct drm_plane, base)
+struct drm_prop_enum_list {
+ int type;
+ char *name;
+};
extern void drm_crtc_init(struct drm_device *dev,
struct drm_crtc *crtc,
@@ -904,6 +908,10 @@ extern int drm_connector_attach_property(struct drm_connector *connector,
struct drm_property *property, uint64_t init_val);
extern struct drm_property *drm_property_create(struct drm_device *dev, int flags,
const char *name, int num_values);
+extern struct drm_property *drm_property_create_enum(struct drm_device *dev, int flags,
+ const char *name,
+ const struct drm_prop_enum_list *props,
+ int num_values);
extern void drm_property_destroy(struct drm_device *dev, struct drm_property *property);
extern int drm_property_add_enum(struct drm_property *property, int index,
uint64_t value, const char *name);
--
1.7.8.3
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