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Groups > linux.kernel > #1365236
| From | Chanwoo Choi <cw00.choi@samsung.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v6 05/21] PM / devfreq: Add governer type with unique number |
| Date | 2016-03-28 01:50 +0200 |
| Message-ID | <rhsBt-79r-33@gated-at.bofh.it> (permalink) |
| References | <rhsrM-75N-5@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
This patch just adds the governor type to identify them
by using the defined constant.
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
---
drivers/devfreq/governor.h | 6 ++++++
drivers/devfreq/governor_performance.c | 1 +
drivers/devfreq/governor_powersave.c | 1 +
drivers/devfreq/governor_simpleondemand.c | 1 +
drivers/devfreq/governor_userspace.c | 1 +
include/linux/devfreq.h | 2 ++
6 files changed, 12 insertions(+)
diff --git a/drivers/devfreq/governor.h b/drivers/devfreq/governor.h
index fad7d6321978..cf19b923c362 100644
--- a/drivers/devfreq/governor.h
+++ b/drivers/devfreq/governor.h
@@ -18,6 +18,12 @@
#define to_devfreq(DEV) container_of((DEV), struct devfreq, dev)
+/* Devfreq governor type */
+#define DEVFREQ_GOV_ONDEMAND 0x1
+#define DEVFREQ_GOV_PERFORMANCE 0x2
+#define DEVFREQ_GOV_POWERSAVE 0x3
+#define DEVFREQ_GOV_USERSPACE 0x4
+
/* Devfreq events */
#define DEVFREQ_GOV_START 0x1
#define DEVFREQ_GOV_STOP 0x2
diff --git a/drivers/devfreq/governor_performance.c b/drivers/devfreq/governor_performance.c
index c72f942f30a8..594d8ecb13fb 100644
--- a/drivers/devfreq/governor_performance.c
+++ b/drivers/devfreq/governor_performance.c
@@ -43,6 +43,7 @@ static int devfreq_performance_handler(struct devfreq *devfreq,
static struct devfreq_governor devfreq_performance = {
.name = "performance",
+ .type = DEVFREQ_GOV_PERFORMANCE,
.get_target_freq = devfreq_performance_func,
.event_handler = devfreq_performance_handler,
};
diff --git a/drivers/devfreq/governor_powersave.c b/drivers/devfreq/governor_powersave.c
index 0c6bed567e6d..e2817e1f2a31 100644
--- a/drivers/devfreq/governor_powersave.c
+++ b/drivers/devfreq/governor_powersave.c
@@ -40,6 +40,7 @@ static int devfreq_powersave_handler(struct devfreq *devfreq,
static struct devfreq_governor devfreq_powersave = {
.name = "powersave",
+ .type = DEVFREQ_GOV_POWERSAVE,
.get_target_freq = devfreq_powersave_func,
.event_handler = devfreq_powersave_handler,
};
diff --git a/drivers/devfreq/governor_simpleondemand.c b/drivers/devfreq/governor_simpleondemand.c
index ae72ba5e78df..b905a535d486 100644
--- a/drivers/devfreq/governor_simpleondemand.c
+++ b/drivers/devfreq/governor_simpleondemand.c
@@ -126,6 +126,7 @@ static int devfreq_simple_ondemand_handler(struct devfreq *devfreq,
static struct devfreq_governor devfreq_simple_ondemand = {
.name = "simple_ondemand",
+ .type = DEVFREQ_GOV_ONDEMAND,
.get_target_freq = devfreq_simple_ondemand_func,
.event_handler = devfreq_simple_ondemand_handler,
};
diff --git a/drivers/devfreq/governor_userspace.c b/drivers/devfreq/governor_userspace.c
index 35de6e83c1fe..c78ab78a5220 100644
--- a/drivers/devfreq/governor_userspace.c
+++ b/drivers/devfreq/governor_userspace.c
@@ -138,6 +138,7 @@ static int devfreq_userspace_handler(struct devfreq *devfreq,
static struct devfreq_governor devfreq_userspace = {
.name = "userspace",
+ .type = DEVFREQ_GOV_USERSPACE,
.get_target_freq = devfreq_userspace_func,
.event_handler = devfreq_userspace_handler,
};
diff --git a/include/linux/devfreq.h b/include/linux/devfreq.h
index 152ea342529c..9baf45f661ad 100644
--- a/include/linux/devfreq.h
+++ b/include/linux/devfreq.h
@@ -104,6 +104,7 @@ struct devfreq_dev_profile {
* struct devfreq_governor - Devfreq policy governor
* @node: list node - contains registered devfreq governors
* @name: Governor's name
+ * @type: Governor's type
* @get_target_freq: Returns desired operating frequency for the device.
* Basically, get_target_freq will run
* devfreq_dev_profile.get_dev_status() to get the
@@ -121,6 +122,7 @@ struct devfreq_governor {
struct list_head node;
const char name[DEVFREQ_NAME_LEN];
+ const int type;
int (*get_target_freq)(struct devfreq *this, unsigned long *freq);
int (*event_handler)(struct devfreq *devfreq,
unsigned int event, void *data);
--
1.9.1
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[PATCH v6 00/21] PM / devferq: Add generic exynos bus frequency driver and new passive governor Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-28 01:50 +0200 [PATCH v6 01/21] PM / devfreq: exynos: Add generic exynos bus frequency driver Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-28 01:50 +0200 [PATCH v6 02/21] PM / devfreq: exynos: Add documentation for generic exynos bus frequency driver Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-28 01:50 +0200 [PATCH v6 07/21] PM / devfreq: exynos: Add support of bus frequency of sub-blocks using passive governor Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-28 01:50 +0200 [PATCH v6 11/21] MAINTAINERS: Add samsung bus frequency driver entry Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-28 01:50 +0200 [PATCH v6 14/21] ARM: dts: Add bus nodes using VDD_INT for Exynos3250 Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-28 01:50 +0200 [PATCH v6 06/21] PM / devfreq: Add new passive governor Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-28 01:50 +0200 [PATCH v6 03/21] PM / devfreq: Add devfreq_get_devfreq_by_phandle() Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-28 01:50 +0200 [PATCH v6 17/21] ARM: dts: Add bus nodes using VDD_MIF for Exynos4210 Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-28 01:50 +0200 [PATCH v6 21/21] ARM: dts: Add support of bus frequency for exynos4412-trats/odroidu3 Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-28 01:50 +0200 [PATCH v6 12/21] ARM: dts: Add DMC bus node for Exynos3250 Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-28 01:50 +0200 [PATCH v6 16/21] ARM: dts: Add bus nodes using VDD_INT for Exynos4x12 Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-28 01:50 +0200 [PATCH v6 13/21] ARM: dts: Add DMC bus frequency for exynos3250-rinato/monk Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-28 01:50 +0200 [PATCH v6 05/21] PM / devfreq: Add governer type with unique number Chanwoo Choi <cw00.choi@samsung.com> - 2016-03-28 01:50 +0200
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