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authorMauro Carvalho Chehab <mchehab@redhat.com>2012-08-03 22:41:33 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-08-03 22:41:33 -0300
commitf9cd49033b349b8be3bb1f01b39eed837853d880 (patch)
tree7f10a70e420f83cce2709e67ff993270276f0277 /include/linux/lcd.h
parent2f2da1e2995c9362babd7da3cc9d340be184ea73 (diff)
parent0d7614f09c1ebdbaa1599a5aba7593f147bf96ee (diff)
Merge tag 'v3.6-rc1' into staging/for_v3.6
Linux 3.6-rc1 * tag 'v3.6-rc1': (18733 commits) Linux 3.6-rc1 mm: remove node_start_pfn checking in new WARN_ON for now ARM: mmp: add missing irqs.h arm: mvebu: fix typo in .dtsi comment for Armada XP SoCs ARM: PRIMA2: delete redundant codes to restore LATCHED when timer resumes libceph: fix crypto key null deref, memory leak ceph: simplify+fix atomic_open sh: explicitly include sh_dma.h in setup-sh7722.c um: Add arch/x86/um to MAINTAINERS um: pass siginfo to guest process um: fix ubd_file_size for read-only files md/dm-raid: DM_RAID should select MD_RAID10 md/raid1: submit IO from originating thread instead of md thread. raid5: raid5d handle stripe in batch way raid5: make_request use batch stripe release um: pull interrupt_end() into userspace() um: split syscall_trace(), pass pt_regs to it um: switch UPT_SET_RETURN_VALUE and regs_return_value to pt_regs MIPS: Loongson 2: Sort out clock managment. locks: remove unused lm_release_private ...
Diffstat (limited to 'include/linux/lcd.h')
-rw-r--r--include/linux/lcd.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/lcd.h b/include/linux/lcd.h
index 8877123f2d6e..e00c3b0ebc6b 100644
--- a/include/linux/lcd.h
+++ b/include/linux/lcd.h
@@ -40,6 +40,16 @@ struct lcd_ops {
/* Get the LCD panel power status (0: full on, 1..3: controller
power on, flat panel power off, 4: full off), see FB_BLANK_XXX */
int (*get_power)(struct lcd_device *);
+ /*
+ * Enable or disable power to the LCD(0: on; 4: off, see FB_BLANK_XXX)
+ * and this callback would be called proir to fb driver's callback.
+ *
+ * P.S. note that if early_set_power is not NULL then early fb notifier
+ * would be registered.
+ */
+ int (*early_set_power)(struct lcd_device *, int power);
+ /* revert the effects of the early blank event. */
+ int (*r_early_set_power)(struct lcd_device *, int power);
/* Enable or disable power to the LCD (0: on; 4: off, see FB_BLANK_XXX) */
int (*set_power)(struct lcd_device *, int power);
/* Get the current contrast setting (0-max_contrast) */