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Subject[PATCH 29/33] fbcon: replace FB_EVENT_MODE_CHANGE/_ALL with direct calls
Date
Create a new wrapper function for this, feels like there's some
refactoring room here between the two modes.

Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Cc: Lee Jones <lee.jones@linaro.org>
Cc: Daniel Thompson <daniel.thompson@linaro.org>
Cc: Jingoo Han <jingoohan1@gmail.com>
Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Hans de Goede <hdegoede@redhat.com>
Cc: Yisheng Xie <ysxie@foxmail.com>
Cc: "Michał Mirosław" <mirq-linux@rere.qmqm.pl>
Cc: Peter Rosin <peda@axentia.se>
Cc: Mikulas Patocka <mpatocka@redhat.com>
Cc: linux-fbdev@vger.kernel.org
---
drivers/video/backlight/lcd.c | 2 --
drivers/video/fbdev/core/fbcon.c | 15 +++++++++------
drivers/video/fbdev/core/fbmem.c | 13 ++-----------
drivers/video/fbdev/sh_mobile_lcdcfb.c | 11 +----------
include/linux/fb.h | 4 ----
include/linux/fbcon.h | 2 ++
6 files changed, 14 insertions(+), 33 deletions(-)

diff --git a/drivers/video/backlight/lcd.c b/drivers/video/backlight/lcd.c
index 4b40c6a4d441..16298041b141 100644
--- a/drivers/video/backlight/lcd.c
+++ b/drivers/video/backlight/lcd.c
@@ -32,8 +32,6 @@ static int fb_notifier_callback(struct notifier_block *self,
/* If we aren't interested in this event, skip it immediately ... */
switch (event) {
case FB_EVENT_BLANK:
- case FB_EVENT_MODE_CHANGE:
- case FB_EVENT_MODE_CHANGE_ALL:
case FB_EARLY_EVENT_BLANK:
case FB_R_EARLY_EVENT_BLANK:
break;
diff --git a/drivers/video/fbdev/core/fbcon.c b/drivers/video/fbdev/core/fbcon.c
index c1a7476e980f..8cc62d340387 100644
--- a/drivers/video/fbdev/core/fbcon.c
+++ b/drivers/video/fbdev/core/fbcon.c
@@ -3005,6 +3005,15 @@ static void fbcon_set_all_vcs(struct fb_info *info)
fbcon_modechanged(info);
}

+
+void fbcon_update_vcs(struct fb_info *info, bool all)
+{
+ if (all)
+ fbcon_set_all_vcs(info);
+ else
+ fbcon_modechanged(info);
+}
+
int fbcon_mode_deleted(struct fb_info *info,
struct fb_videomode *mode)
{
@@ -3314,12 +3323,6 @@ static int fbcon_event_notify(struct notifier_block *self,
int idx, ret = 0;

switch(action) {
- case FB_EVENT_MODE_CHANGE:
- fbcon_modechanged(info);
- break;
- case FB_EVENT_MODE_CHANGE_ALL:
- fbcon_set_all_vcs(info);
- break;
case FB_EVENT_SET_CONSOLE_MAP:
/* called with console lock held */
con2fb = event->data;
diff --git a/drivers/video/fbdev/core/fbmem.c b/drivers/video/fbdev/core/fbmem.c
index cbd58ba8a59d..55b88163edc2 100644
--- a/drivers/video/fbdev/core/fbmem.c
+++ b/drivers/video/fbdev/core/fbmem.c
@@ -1039,17 +1039,8 @@ fb_set_var(struct fb_info *info, struct fb_var_screeninfo *var)
!list_empty(&info->modelist))
ret = fb_add_videomode(&mode, &info->modelist);

- if (!ret && (flags & FBINFO_MISC_USEREVENT)) {
- struct fb_event event;
- int evnt = (activate & FB_ACTIVATE_ALL) ?
- FB_EVENT_MODE_CHANGE_ALL :
- FB_EVENT_MODE_CHANGE;
-
- info->flags &= ~FBINFO_MISC_USEREVENT;
- event.info = info;
- event.data = &mode;
- fb_notifier_call_chain(evnt, &event);
- }
+ if (!ret && (flags & FBINFO_MISC_USEREVENT))
+ fbcon_update_vcs(info, activate & FB_ACTIVATE_ALL);

return ret;
}
diff --git a/drivers/video/fbdev/sh_mobile_lcdcfb.c b/drivers/video/fbdev/sh_mobile_lcdcfb.c
index 0d7a044852d7..bb1a610d0363 100644
--- a/drivers/video/fbdev/sh_mobile_lcdcfb.c
+++ b/drivers/video/fbdev/sh_mobile_lcdcfb.c
@@ -1776,8 +1776,6 @@ static void sh_mobile_fb_reconfig(struct fb_info *info)
struct sh_mobile_lcdc_chan *ch = info->par;
struct fb_var_screeninfo var;
struct fb_videomode mode;
- struct fb_event event;
- int evnt = FB_EVENT_MODE_CHANGE_ALL;

if (ch->use_count > 1 || (ch->use_count == 1 && !info->fbcon_par))
/* More framebuffer users are active */
@@ -1799,14 +1797,7 @@ static void sh_mobile_fb_reconfig(struct fb_info *info)
/* Couldn't reconfigure, hopefully, can continue as before */
return;

- /*
- * fb_set_var() calls the notifier change internally, only if
- * FBINFO_MISC_USEREVENT flag is set. Since we do not want to fake a
- * user event, we have to call the chain ourselves.
- */
- event.info = info;
- event.data = &ch->display.mode;
- fb_notifier_call_chain(evnt, &event);
+ fbcon_update_vcs(info, true);
}

/*
diff --git a/include/linux/fb.h b/include/linux/fb.h
index 4b9b882f8f52..54d6bee09121 100644
--- a/include/linux/fb.h
+++ b/include/linux/fb.h
@@ -124,16 +124,12 @@ struct fb_cursor_user {
* Register/unregister for framebuffer events
*/

-/* The resolution of the passed in fb_info about to change */
-#define FB_EVENT_MODE_CHANGE 0x01
/* CONSOLE-SPECIFIC: get console to framebuffer mapping */
#define FB_EVENT_GET_CONSOLE_MAP 0x07
/* CONSOLE-SPECIFIC: set console to framebuffer mapping */
#define FB_EVENT_SET_CONSOLE_MAP 0x08
/* A display blank is requested */
#define FB_EVENT_BLANK 0x09
-/* Private modelist is to be replaced */
-#define FB_EVENT_MODE_CHANGE_ALL 0x0B
/* CONSOLE-SPECIFIC: remap all consoles to new fb - for vga_switcheroo */
#define FB_EVENT_REMAP_ALL_CONSOLE 0x0F
/* A hardware display blank early change occurred */
diff --git a/include/linux/fbcon.h b/include/linux/fbcon.h
index 90e196c835dd..daaa97b0c9e6 100644
--- a/include/linux/fbcon.h
+++ b/include/linux/fbcon.h
@@ -15,6 +15,7 @@ void fbcon_new_modelist(struct fb_info *info);
void fbcon_get_requirement(struct fb_info *info,
struct fb_blit_caps *caps);
void fbcon_fb_blanked(struct fb_info *info, int blank);
+void fbcon_update_vcs(struct fb_info *info, bool all);
#else
static inline void fb_console_init(void) {}
static inline void fb_console_exit(void) {}
@@ -29,6 +30,7 @@ void fbcon_new_modelist(struct fb_info *info) {}
void fbcon_get_requirement(struct fb_info *info,
struct fb_blit_caps *caps) {}
void fbcon_fb_blanked(struct fb_info *info, int blank) {}
+void fbcon_update_vcs(struct fb_info *info, bool all) {}
#endif

#endif /* _LINUX_FBCON_H */
--
2.20.1
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