[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>
diff --git a/arch/arm/vfp/vfphw.S b/arch/arm/vfp/vfphw.S
index d4b7b22..0ac022f 100644
--- a/arch/arm/vfp/vfphw.S
+++ b/arch/arm/vfp/vfphw.S
@@ -74,14 +74,14 @@
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 @@
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 @@
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 1106b5f..04ddab2 100644
--- a/arch/arm/vfp/vfpmodule.c
+++ b/arch/arm/vfp/vfpmodule.c
@@ -53,7 +53,7 @@
* 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 @@
* 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 @@
*/
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 @@
/*
* 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 @@
/*
* 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);
diff --git a/include/asm-arm/vfp.h b/include/asm-arm/vfp.h
index 14c5e09..bd6be9d 100644
--- a/include/asm-arm/vfp.h
+++ b/include/asm-arm/vfp.h
@@ -26,8 +26,8 @@
#define FPSID_REV_MASK (0xF << FPSID_REV_BIT)
/* FPEXC bits */
-#define FPEXC_EXCEPTION (1<<31)
-#define FPEXC_ENABLE (1<<30)
+#define FPEXC_EX (1 << 31)
+#define FPEXC_EN (1 << 30)
/* FPSCR bits */
#define FPSCR_DEFAULT_NAN (1<<25)