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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2007-07-18 09:37:10 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2007-07-20 09:39:57 +0100
commit228adef16d6e7b7725ef6b9ba760810d5966afa5 (patch)
treef7473090e2284a7f3b2933d97e684e4b2445d79c /arch/arm/vfp
parent21d1ca04532005c50ed57c2b2948e465b2e90720 (diff)
downloadlwn-228adef16d6e7b7725ef6b9ba760810d5966afa5.tar.gz
lwn-228adef16d6e7b7725ef6b9ba760810d5966afa5.zip
[ARM] vfp: make fpexc bit names less verbose
Use the fpexc abbreviated names instead of long verbose names for fpexc bits. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/vfp')
-rw-r--r--arch/arm/vfp/vfphw.S12
-rw-r--r--arch/arm/vfp/vfpmodule.c12
2 files changed, 12 insertions, 12 deletions
diff --git a/arch/arm/vfp/vfphw.S b/arch/arm/vfp/vfphw.S
index d4b7b229631d..0ac022f800a1 100644
--- a/arch/arm/vfp/vfphw.S
+++ b/arch/arm/vfp/vfphw.S
@@ -74,14 +74,14 @@ vfp_support_entry:
VFPFMRX r1, FPEXC @ Is the VFP enabled?
DBGSTR1 "fpexc %08x", r1
- tst r1, #FPEXC_ENABLE
+ tst r1, #FPEXC_EN
bne look_for_VFP_exceptions @ VFP is already enabled
DBGSTR1 "enable %x", r10
ldr r3, last_VFP_context_address
- orr r1, r1, #FPEXC_ENABLE @ user FPEXC has the enable bit set
+ orr r1, r1, #FPEXC_EN @ user FPEXC has the enable bit set
ldr r4, [r3, r11, lsl #2] @ last_VFP_context pointer
- bic r5, r1, #FPEXC_EXCEPTION @ make sure exceptions are disabled
+ bic r5, r1, #FPEXC_EX @ make sure exceptions are disabled
cmp r4, r10
beq check_for_exception @ we are returning to the same
@ process, so the registers are
@@ -124,7 +124,7 @@ no_old_VFP_process:
VFPFMXR FPSCR, r5 @ restore status
check_for_exception:
- tst r1, #FPEXC_EXCEPTION
+ tst r1, #FPEXC_EX
bne process_exception @ might as well handle the pending
@ exception before retrying branch
@ out before setting an FPEXC that
@@ -136,10 +136,10 @@ check_for_exception:
look_for_VFP_exceptions:
- tst r1, #FPEXC_EXCEPTION
+ tst r1, #FPEXC_EX
bne process_exception
VFPFMRX r5, FPSCR
- tst r5, #FPSCR_IXE @ IXE doesn't set FPEXC_EXCEPTION !
+ tst r5, #FPSCR_IXE @ IXE doesn't set FPEXC_EX !
bne process_exception
@ Fall into hand on to next handler - appropriate coproc instr
diff --git a/arch/arm/vfp/vfpmodule.c b/arch/arm/vfp/vfpmodule.c
index 1106b5f9cf19..04ddab2bd876 100644
--- a/arch/arm/vfp/vfpmodule.c
+++ b/arch/arm/vfp/vfpmodule.c
@@ -53,7 +53,7 @@ static int vfp_notifier(struct notifier_block *self, unsigned long cmd, void *v)
* case the thread migrates to a different CPU. The
* restoring is done lazily.
*/
- if ((fpexc & FPEXC_ENABLE) && last_VFP_context[cpu]) {
+ if ((fpexc & FPEXC_EN) && last_VFP_context[cpu]) {
vfp_save_state(last_VFP_context[cpu], fpexc);
last_VFP_context[cpu]->hard.cpu = cpu;
}
@@ -70,7 +70,7 @@ static int vfp_notifier(struct notifier_block *self, unsigned long cmd, void *v)
* Always disable VFP so we can lazily save/restore the
* old state.
*/
- fmxr(FPEXC, fpexc & ~FPEXC_ENABLE);
+ fmxr(FPEXC, fpexc & ~FPEXC_EN);
return NOTIFY_DONE;
}
@@ -81,13 +81,13 @@ static int vfp_notifier(struct notifier_block *self, unsigned long cmd, void *v)
*/
memset(vfp, 0, sizeof(union vfp_state));
- vfp->hard.fpexc = FPEXC_ENABLE;
+ vfp->hard.fpexc = FPEXC_EN;
vfp->hard.fpscr = FPSCR_ROUND_NEAREST;
/*
* Disable VFP to ensure we initialise it first.
*/
- fmxr(FPEXC, fmrx(FPEXC) & ~FPEXC_ENABLE);
+ fmxr(FPEXC, fmrx(FPEXC) & ~FPEXC_EN);
}
/* flush and release case: Per-thread VFP cleanup. */
@@ -229,7 +229,7 @@ void VFP9_bounce(u32 trigger, u32 fpexc, struct pt_regs *regs)
/*
* Enable access to the VFP so we can handle the bounce.
*/
- fmxr(FPEXC, fpexc & ~(FPEXC_EXCEPTION|FPEXC_INV|FPEXC_UFC|FPEXC_IOC));
+ fmxr(FPEXC, fpexc & ~(FPEXC_EX|FPEXC_INV|FPEXC_UFC|FPEXC_IOC));
orig_fpscr = fpscr = fmrx(FPSCR);
@@ -248,7 +248,7 @@ void VFP9_bounce(u32 trigger, u32 fpexc, struct pt_regs *regs)
/*
* Modify fpscr to indicate the number of iterations remaining
*/
- if (fpexc & FPEXC_EXCEPTION) {
+ if (fpexc & FPEXC_EX) {
u32 len;
len = fpexc + (1 << FPEXC_LENGTH_BIT);