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authorDimitris Papastamos <dimitris.papastamos@arm.com>2018-02-26 17:56:31 +0000
committerDimitris Papastamos <dimitris.papastamos@arm.com>2018-02-27 12:05:59 +0000
commit700efdd17c16d2c1c3143f3f10da7278075edcf6 (patch)
tree56d8ba3ac1bd04b59ddbe6ca98622342479a6448 /lib/extensions
parentedea5c124d30776563a84337b017f158529f694f (diff)
MISRA fixes for AMU/SPE and SVE
Change-Id: I38470528111410cf12b187eb1397d87b812c9416 Signed-off-by: Dimitris Papastamos <dimitris.papastamos@arm.com>
Diffstat (limited to 'lib/extensions')
-rw-r--r--lib/extensions/amu/aarch32/amu.c18
-rw-r--r--lib/extensions/amu/aarch64/amu.c16
-rw-r--r--lib/extensions/spe/spe.c6
-rw-r--r--lib/extensions/sve/sve.c6
4 files changed, 22 insertions, 24 deletions
diff --git a/lib/extensions/amu/aarch32/amu.c b/lib/extensions/amu/aarch32/amu.c
index 6898f756..05c98f1c 100644
--- a/lib/extensions/amu/aarch32/amu.c
+++ b/lib/extensions/amu/aarch32/amu.c
@@ -30,7 +30,7 @@ int amu_supported(void)
void amu_enable(int el2_unused)
{
- if (!amu_supported())
+ if (amu_supported() == 0)
return;
if (el2_unused) {
@@ -54,7 +54,7 @@ void amu_enable(int el2_unused)
/* Read the group 0 counter identified by the given `idx`. */
uint64_t amu_group0_cnt_read(int idx)
{
- assert(amu_supported());
+ assert(amu_supported() != 0);
assert(idx >= 0 && idx < AMU_GROUP0_NR_COUNTERS);
return amu_group0_cnt_read_internal(idx);
@@ -63,7 +63,7 @@ uint64_t amu_group0_cnt_read(int idx)
/* Write the group 0 counter identified by the given `idx` with `val`. */
void amu_group0_cnt_write(int idx, uint64_t val)
{
- assert(amu_supported());
+ assert(amu_supported() != 0);
assert(idx >= 0 && idx < AMU_GROUP0_NR_COUNTERS);
amu_group0_cnt_write_internal(idx, val);
@@ -73,7 +73,7 @@ void amu_group0_cnt_write(int idx, uint64_t val)
/* Read the group 1 counter identified by the given `idx`. */
uint64_t amu_group1_cnt_read(int idx)
{
- assert(amu_supported());
+ assert(amu_supported() != 0);
assert(idx >= 0 && idx < AMU_GROUP1_NR_COUNTERS);
return amu_group1_cnt_read_internal(idx);
@@ -82,7 +82,7 @@ uint64_t amu_group1_cnt_read(int idx)
/* Write the group 1 counter identified by the given `idx` with `val`. */
void amu_group1_cnt_write(int idx, uint64_t val)
{
- assert(amu_supported());
+ assert(amu_supported() != 0);
assert(idx >= 0 && idx < AMU_GROUP1_NR_COUNTERS);
amu_group1_cnt_write_internal(idx, val);
@@ -91,7 +91,7 @@ void amu_group1_cnt_write(int idx, uint64_t val)
void amu_group1_set_evtype(int idx, unsigned int val)
{
- assert(amu_supported());
+ assert(amu_supported() != 0);
assert(idx >= 0 && idx < AMU_GROUP1_NR_COUNTERS);
amu_group1_set_evtype_internal(idx, val);
@@ -103,7 +103,7 @@ static void *amu_context_save(const void *arg)
struct amu_ctx *ctx;
int i;
- if (!amu_supported())
+ if (amu_supported() == 0)
return (void *)-1;
ctx = &amu_ctxs[plat_my_core_pos()];
@@ -132,11 +132,9 @@ static void *amu_context_save(const void *arg)
static void *amu_context_restore(const void *arg)
{
struct amu_ctx *ctx;
- uint64_t features;
int i;
- features = read_id_pfr0() >> ID_PFR0_AMU_SHIFT;
- if ((features & ID_PFR0_AMU_MASK) != 1)
+ if (amu_supported() == 0)
return (void *)-1;
ctx = &amu_ctxs[plat_my_core_pos()];
diff --git a/lib/extensions/amu/aarch64/amu.c b/lib/extensions/amu/aarch64/amu.c
index 7d39f35c..5d556e5d 100644
--- a/lib/extensions/amu/aarch64/amu.c
+++ b/lib/extensions/amu/aarch64/amu.c
@@ -37,7 +37,7 @@ void amu_enable(int el2_unused)
{
uint64_t v;
- if (!amu_supported())
+ if (amu_supported() == 0)
return;
if (el2_unused) {
@@ -67,7 +67,7 @@ void amu_enable(int el2_unused)
/* Read the group 0 counter identified by the given `idx`. */
uint64_t amu_group0_cnt_read(int idx)
{
- assert(amu_supported());
+ assert(amu_supported() != 0);
assert(idx >= 0 && idx < AMU_GROUP0_NR_COUNTERS);
return amu_group0_cnt_read_internal(idx);
@@ -76,7 +76,7 @@ uint64_t amu_group0_cnt_read(int idx)
/* Write the group 0 counter identified by the given `idx` with `val`. */
void amu_group0_cnt_write(int idx, uint64_t val)
{
- assert(amu_supported());
+ assert(amu_supported() != 0);
assert(idx >= 0 && idx < AMU_GROUP0_NR_COUNTERS);
amu_group0_cnt_write_internal(idx, val);
@@ -86,7 +86,7 @@ void amu_group0_cnt_write(int idx, uint64_t val)
/* Read the group 1 counter identified by the given `idx`. */
uint64_t amu_group1_cnt_read(int idx)
{
- assert(amu_supported());
+ assert(amu_supported() != 0);
assert(idx >= 0 && idx < AMU_GROUP1_NR_COUNTERS);
return amu_group1_cnt_read_internal(idx);
@@ -95,7 +95,7 @@ uint64_t amu_group1_cnt_read(int idx)
/* Write the group 1 counter identified by the given `idx` with `val`. */
void amu_group1_cnt_write(int idx, uint64_t val)
{
- assert(amu_supported());
+ assert(amu_supported() != 0);
assert(idx >= 0 && idx < AMU_GROUP1_NR_COUNTERS);
amu_group1_cnt_write_internal(idx, val);
@@ -108,7 +108,7 @@ void amu_group1_cnt_write(int idx, uint64_t val)
*/
void amu_group1_set_evtype(int idx, unsigned int val)
{
- assert(amu_supported());
+ assert(amu_supported() != 0);
assert (idx >= 0 && idx < AMU_GROUP1_NR_COUNTERS);
amu_group1_set_evtype_internal(idx, val);
@@ -120,7 +120,7 @@ static void *amu_context_save(const void *arg)
struct amu_ctx *ctx = &amu_ctxs[plat_my_core_pos()];
int i;
- if (!amu_supported())
+ if (amu_supported() == 0)
return (void *)-1;
/* Assert that group 0/1 counter configuration is what we expect */
@@ -154,7 +154,7 @@ static void *amu_context_restore(const void *arg)
struct amu_ctx *ctx = &amu_ctxs[plat_my_core_pos()];
int i;
- if (!amu_supported())
+ if (amu_supported() == 0)
return (void *)-1;
/* Counters were disabled in `amu_context_save()` */
diff --git a/lib/extensions/spe/spe.c b/lib/extensions/spe/spe.c
index 716cd649..a9bed490 100644
--- a/lib/extensions/spe/spe.c
+++ b/lib/extensions/spe/spe.c
@@ -26,7 +26,7 @@ void spe_enable(int el2_unused)
{
uint64_t v;
- if (!spe_supported())
+ if (spe_supported() == 0)
return;
if (el2_unused) {
@@ -58,7 +58,7 @@ void spe_disable(void)
{
uint64_t v;
- if (!spe_supported())
+ if (spe_supported() == 0)
return;
/* Drain buffered data */
@@ -74,7 +74,7 @@ void spe_disable(void)
static void *spe_drain_buffers_hook(const void *arg)
{
- if (!spe_supported())
+ if (spe_supported() == 0)
return (void *)-1;
/* Drain buffered data */
diff --git a/lib/extensions/sve/sve.c b/lib/extensions/sve/sve.c
index dfabf5e5..64424878 100644
--- a/lib/extensions/sve/sve.c
+++ b/lib/extensions/sve/sve.c
@@ -21,7 +21,7 @@ static void *disable_sve_hook(const void *arg)
{
uint64_t cptr;
- if (!sve_supported())
+ if (sve_supported() == 0)
return (void *)-1;
/*
@@ -46,7 +46,7 @@ static void *enable_sve_hook(const void *arg)
{
uint64_t cptr;
- if (!sve_supported())
+ if (sve_supported() == 0)
return (void *)-1;
/*
@@ -67,7 +67,7 @@ void sve_enable(int el2_unused)
{
uint64_t cptr;
- if (!sve_supported())
+ if (sve_supported() == 0)
return;
#if CTX_INCLUDE_FPREGS