linux-toradex.git/arch/m68k/atari/time.c, branch v4.4.4 Linux kernel for Apalis and Colibri modules m68k/atari: Remove obsolete IRQ_TYPE_* 2015-01-15T12:44:51+00:00 Geert Uytterhoeven geert@linux-m68k.org 2014-10-05T20:34:40+00:00 87511d09206d5fdb178971aa83d0e08082e8c571 IRQ_TYPE_SLOW, IRQ_TYPE_FAST, and IRQ_TYPE_PRIO are no longer used by the Atari platform interrupt code since commit 734085651c9b80aa ("[PATCH] m68k: convert atari irq code") in v2.6.18-rc1, so drop them. Note that their values have been reused for different purposes (IRQ_TYPE_NONE, IRQ_TYPE_EDGE_RISING, and IRQ_TYPE_EDGE_FALLING) since commit 6a6de9ef5850d063 ("[PATCH] genirq: core") in v2.6.18-rc1. Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> 
IRQ_TYPE_SLOW, IRQ_TYPE_FAST, and IRQ_TYPE_PRIO are no longer used by
the Atari platform interrupt code since commit 734085651c9b80aa
("[PATCH] m68k: convert atari irq code") in v2.6.18-rc1, so drop them.

Note that their values have been reused for different purposes
(IRQ_TYPE_NONE, IRQ_TYPE_EDGE_RISING, and IRQ_TYPE_EDGE_FALLING) since
commit 6a6de9ef5850d063 ("[PATCH] genirq: core") in v2.6.18-rc1.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
m68k: set arch_gettimeoffset directly 2012-12-24T16:36:34+00:00 Stephen Warren swarren@nvidia.com 2012-11-08T18:34:55+00:00 c8d5ba1891eda2aa63800f052cb5af128283d130 remove m68k's mach_gettimeoffset function pointer, and instead directly set the arch_gettimeoffset function pointer. This requires multiplying all function results by 1000, since the removed m68k_gettimeoffset() did this. Also, s/unsigned long/u32/ just to make the function prototypes exactly match that of arch_gettimeoffset. Cc: Joshua Thompson <funaho@jurai.org> Cc: Sam Creasey <sammy@sammy.net> Acked-by: Geert Uytterhoeven <geert@linux-m68k.org> Acked-by: Phil Blundell <philb@gnu.org> Signed-off-by: Stephen Warren <swarren@nvidia.com> 
remove m68k's mach_gettimeoffset function pointer, and instead directly
set the arch_gettimeoffset function pointer. This requires multiplying
all function results by 1000, since the removed m68k_gettimeoffset() did
this. Also, s/unsigned long/u32/ just to make the function prototypes
exactly match that of arch_gettimeoffset.

Cc: Joshua Thompson <funaho@jurai.org>
Cc: Sam Creasey <sammy@sammy.net>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Phil Blundell <philb@gnu.org>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
m68k: Add export.h to the m68k specific files as required 2011-10-31T23:30:59+00:00 Paul Gortmaker paul.gortmaker@windriver.com 2011-08-01T14:55:53+00:00 12799fe45254b66975481da826fc510685e206eb Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> 
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
m68k: atari - Rename "mfp" to "st_mfp" 2009-02-22T17:23:02+00:00 Geert Uytterhoeven geert@linux-m68k.org 2009-02-22T08:38:47+00:00 3d92e8f3ae9ba21cac30370eb254ed9dc20df043 http://kisskb.ellerman.id.au/kisskb/buildresult/72115/: | net/mac80211/ieee80211_i.h:327: error: syntax error before 'volatile' | net/mac80211/ieee80211_i.h:350: error: syntax error before '}' token | net/mac80211/ieee80211_i.h:455: error: field 'sta' has incomplete type | distcc[19430] ERROR: compile net/mac80211/main.c on sprygo/32 failed This is caused by | # define mfp ((*(volatile struct MFP*)MFP_BAS)) in arch/m68k/include/asm/atarihw.h, which conflicts with the new "mfp" enum in net/mac80211/ieee80211_i.h. Rename "mfp" to "st_mfp", as it's a way too generic name for a global #define. Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 
http://kisskb.ellerman.id.au/kisskb/buildresult/72115/:
| net/mac80211/ieee80211_i.h:327: error: syntax error before 'volatile'
| net/mac80211/ieee80211_i.h:350: error: syntax error before '}' token
| net/mac80211/ieee80211_i.h:455: error: field 'sta' has incomplete type
| distcc[19430] ERROR: compile net/mac80211/main.c on sprygo/32 failed

This is caused by

| # define mfp ((*(volatile struct MFP*)MFP_BAS))

in arch/m68k/include/asm/atarihw.h, which conflicts with the new "mfp" enum in
net/mac80211/ieee80211_i.h.

Rename "mfp" to "st_mfp", as it's a way too generic name for a global #define.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
m68k: atari core - Kill warn_unused_result warnings 2009-01-12T19:56:36+00:00 Geert Uytterhoeven geert@linux-m68k.org 2008-12-30T13:01:32+00:00 5b8b4c3d1b0ed4ccac3b1985acd0a973dfa00801 warning: ignoring return value of 'request_irq', declared with attribute warn_unused_result Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> 
warning: ignoring return value of 'request_irq', declared with attribute
warn_unused_result

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
m68k: Define rtc_lock on Atari 2008-10-14T17:23:27+00:00 Geert Uytterhoeven geert@linux-m68k.org 2008-10-13T19:58:55+00:00 7ae4833af0dda3bdfb65004856c3f83871fd8ce4 The nvram and rtc-cmos drivers use the spinlock rtc_lock to protect against concurrent accesses to the CMOS memory. As m68k doesn't support SMP or preempt yet, the spinlock calls tend to get optimized away, but not for all configurations, causing in some rare cases: | ERROR: "rtc_lock" [drivers/rtc/rtc-cmos.ko] undefined! | ERROR: "rtc_lock" [drivers/char/nvram.ko] undefined! Add the spinlock to the Atari core code to avoid this. Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> Acked-by: Michael Schmitz <schmitz@debian.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 
The nvram and rtc-cmos drivers use the spinlock rtc_lock to protect against
concurrent accesses to the CMOS memory. As m68k doesn't support SMP or preempt
yet, the spinlock calls tend to get optimized away, but not for all
configurations, causing in some rare cases:

| ERROR: "rtc_lock" [drivers/rtc/rtc-cmos.ko] undefined!
| ERROR: "rtc_lock" [drivers/char/nvram.ko] undefined!

Add the spinlock to the Atari core code to avoid this.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Michael Schmitz <schmitz@debian.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
m68k: use bcd2bin/bin2bcd 2008-10-14T17:23:26+00:00 Adrian Bunk bunk@kernel.org 2008-10-13T19:58:47+00:00 5b1d5f953bbb50dcbdf93719cb622aa128ba7527 This patch changes m68k to use the new bcd2bin/bin2bcd functions instead of the obsolete BCD_TO_BIN/BIN_TO_BCD/BCD2BIN/BIN2BCD macros. It also remove local bcd2bin/bin2bcd implementations in favor of the global ones. Signed-off-by: Adrian Bunk <bunk@kernel.org> Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 
This patch changes m68k to use the new bcd2bin/bin2bcd functions instead
of the obsolete BCD_TO_BIN/BIN_TO_BCD/BCD2BIN/BIN2BCD macros.

It also remove local bcd2bin/bin2bcd implementations
in favor of the global ones.

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
[PATCH] m68k/Atari: Interrupt updates 2006-10-09T21:54:46+00:00 Geert Uytterhoeven geert@linux-m68k.org 2006-10-09T20:23:31+00:00 69961c375288bdab7604e0bb1c8d22999bb8a347 Misc Atari fixes: - initialize correct number of atari irqs - silence vbl interrupt until it's used by atafb - use mdelay() to read clock if necessary Signed-off-by: Roman Zippel <zippel@linux-m68k.org> Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 
Misc Atari fixes:
  - initialize correct number of atari irqs
  - silence vbl interrupt until it's used by atafb
  - use mdelay() to read clock if necessary

Signed-off-by: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
IRQ: Use the new typedef for interrupt handler function pointers 2006-10-09T11:19:47+00:00 David Howells dhowells@redhat.com 2006-10-09T11:19:47+00:00 40220c1a192f51695f806d75b1f9970f0f17a6e8 Use the new typedef for interrupt handler function pointers rather than actually spelling out the full thing each time. This was scripted with the following small shell script: #!/bin/sh egrep -nHrl -e 'irqreturn_t[ ]*[(][*]' $* | while read i do echo $i perl -pi -e 's/irqreturn_t\s*[(]\s*[*]\s*([_a-zA-Z0-9]*)\s*[)]\s*[(]\s*int\s*,\s*void\s*[*]\s*[)]/irq_handler_t \1/g' $i || exit $? done Signed-Off-By: David Howells <dhowells@redhat.com> 
Use the new typedef for interrupt handler function pointers rather than
actually spelling out the full thing each time.  This was scripted with the
following small shell script:

#!/bin/sh
egrep -nHrl -e 'irqreturn_t[ 	]*[(][*]' $* |
while read i
do
    echo $i
    perl -pi -e 's/irqreturn_t\s*[(]\s*[*]\s*([_a-zA-Z0-9]*)\s*[)]\s*[(]\s*int\s*,\s*void\s*[*]\s*[)]/irq_handler_t \1/g' $i || exit $?
done

Signed-Off-By: David Howells <dhowells@redhat.com>
[PATCH] m68k pt_regs fixes 2006-10-07T17:51:14+00:00 Al Viro viro@ftp.linux.org.uk 2006-10-07T13:16:45+00:00 2850bc273776cbb1b510c5828e9e456dffb50a32 m68k_handle_int() split in two functions: __m68k_handle_int() takes pt_regs * and does set_irq_regs(); m68k_handle_int() doesn't get pt_regs *. Places where we used to call m68k_handle_int() recursively with the same pt_regs have simply lost the second argument, the rest is switched to __m68k_handle_int(). The rest of patch is just dropping pt_regs * where needed. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Linus Torvalds <torvalds@osdl.org> 
m68k_handle_int() split in two functions: __m68k_handle_int() takes
pt_regs * and does set_irq_regs(); m68k_handle_int() doesn't get pt_regs
*.

Places where we used to call m68k_handle_int() recursively with the same
pt_regs have simply lost the second argument, the rest is switched to
__m68k_handle_int().

The rest of patch is just dropping pt_regs * where needed.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>