The patch titled
FB/SM501: ensure console suspended before saving state
has been added to the -mm tree. Its filename is
fb-sm501-ensure-console-suspended-before-saving-state.patch
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------------------------------------------------------
Subject: FB/SM501: ensure console suspended before saving state
From: Ben Dooks <[EMAIL PROTECTED]>
Move the console suspend to before we save the state of
the framebuffer to ensure that it does not try and change
the fb state again once we have copied it out.
Signed-off-by: Ben Dooks <[EMAIL PROTECTED]>
Cc: "Antonino A. Daplas" <[EMAIL PROTECTED]>
Cc: Vincent Sanders <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
---
drivers/video/sm501fb.c | 15 +++++++++------
1 file changed, 9 insertions(+), 6 deletions(-)
diff -puN
drivers/video/sm501fb.c~fb-sm501-ensure-console-suspended-before-saving-state
drivers/video/sm501fb.c
---
a/drivers/video/sm501fb.c~fb-sm501-ensure-console-suspended-before-saving-state
+++ a/drivers/video/sm501fb.c
@@ -1698,6 +1698,15 @@ static int sm501fb_suspend_fb(struct sm5
if (par->screen.size == 0)
return 0;
+ /* blank the relevant interface to ensure unit power minimised */
+ (par->ops.fb_blank)(FB_BLANK_POWERDOWN, fbi);
+
+ /* tell console/fb driver we are suspending */
+
+ acquire_console_sem();
+ fb_set_suspend(fbi, 1);
+ release_console_sem();
+
/* backup copies in case chip is powered down over suspend */
par->store_fb = vmalloc(par->screen.size);
@@ -1717,12 +1726,6 @@ static int sm501fb_suspend_fb(struct sm5
memcpy_fromio(par->store_fb, par->screen.k_addr, par->screen.size);
memcpy_fromio(par->store_cursor, par->cursor.k_addr, par->cursor.size);
- /* blank the relevant interface to ensure unit power minimised */
- (par->ops.fb_blank)(FB_BLANK_POWERDOWN, fbi);
-
- acquire_console_sem();
- fb_set_suspend(fbi, 1);
- release_console_sem();
return 0;
_
Patches currently in -mm which might be from [EMAIL PROTECTED] are
git-alsa.patch
git-arm.patch
git-mtd.patch
spi-s3c-drivers-shouldnt-care-about-spi_board_info.patch
sm501fb-control-panel-pin-usage-with-platform-data-flags.patch
sm501fb-clear-framebuffer-memory-and-palette.patch
fb-sm501-ensure-console-suspended-before-saving-state.patch
fb-s3c2412-add-s3c2412-support-to-s3c2410-fb-driver.patch
fb-s3c2410-update-debugging-in-s3c2410-framebuffer-driver.patch
fb-s3c2410-ensure-s3c2410-framebuffer-clears-initial-memory-to-black.patch
fb-s3c2410-check-default_display-parameter-passed-in-platform-data.patch
-
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