[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 d4b7b229631d5b3fe9db079a3aed284f656beadf..0ac022f800a13578d97db2a6236f2cc16e86ef03 100644 (file)
--- 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 1106b5f9cf197bffda116df9562511374ffd7bd9..04ddab2bd876e3485a0857a124a740fa8f0550be 100644 (file)
--- 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);

diff --git a/include/asm-arm/vfp.h b/include/asm-arm/vfp.h
index 14c5e0946c471eb635788c034d1047f69d7cd201..bd6be9d7f7729a467a509c956505b9d6c6f1bc08 100644 (file)
--- 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)