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plat/common: gic: MISRA fixes

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Change-Id: I11509a3271d7608048d49e7dd5192be0c2a313f0
Signed-off-by: Antonio Nino Diaz <antonio.ninodiaz@arm.com>
This commit is contained in:
Antonio Nino Diaz 2018-08-21 09:44:43 +01:00
parent 0117d2cae9
commit e0ced7a9fb
2 changed files with 35 additions and 26 deletions
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20
plat/common/plat_gicv2.c
View file

@ -1,5 +1,5 @@
/* /*
* Copyright (c) 2015-2017, ARM Limited and Contributors. All rights reserved. * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
* *
* SPDX-License-Identifier: BSD-3-Clause * SPDX-License-Identifier: BSD-3-Clause
*/ */
@ -8,6 +8,7 @@
#include <gicv2.h> #include <gicv2.h>
#include <interrupt_mgmt.h> #include <interrupt_mgmt.h>
#include <platform.h> #include <platform.h>
#include <stdbool.h>
/* /*
* The following platform GIC functions are weakly defined. They * The following platform GIC functions are weakly defined. They
@ -101,7 +102,7 @@ uint32_t plat_ic_get_interrupt_type(uint32_t id)
type = gicv2_get_interrupt_group(id); type = gicv2_get_interrupt_group(id);
/* Assume that all secure interrupts are S-EL1 interrupts */ /* Assume that all secure interrupts are S-EL1 interrupts */
return type == GICV2_INTR_GROUP1 ? INTR_TYPE_NS : return (type == GICV2_INTR_GROUP1) ? INTR_TYPE_NS :
#if GICV2_G0_FOR_EL3 #if GICV2_G0_FOR_EL3
INTR_TYPE_EL3; INTR_TYPE_EL3;
#else #else
@ -130,9 +131,8 @@ void plat_ic_end_of_interrupt(uint32_t id)
uint32_t plat_interrupt_type_to_line(uint32_t type, uint32_t plat_interrupt_type_to_line(uint32_t type,
uint32_t security_state) uint32_t security_state)
{ {
assert(type == INTR_TYPE_S_EL1 || assert((type == INTR_TYPE_S_EL1) || (type == INTR_TYPE_EL3) ||
type == INTR_TYPE_EL3 || (type == INTR_TYPE_NS));
type == INTR_TYPE_NS);
assert(sec_state_is_valid(security_state)); assert(sec_state_is_valid(security_state));
@ -144,7 +144,7 @@ uint32_t plat_interrupt_type_to_line(uint32_t type,
* Secure interrupts are signaled using the IRQ line if the FIQ is * Secure interrupts are signaled using the IRQ line if the FIQ is
* not enabled else they are signaled using the FIQ line. * not enabled else they are signaled using the FIQ line.
*/ */
return ((gicv2_is_fiq_enabled()) ? __builtin_ctz(SCR_FIQ_BIT) : return ((gicv2_is_fiq_enabled() != 0U) ? __builtin_ctz(SCR_FIQ_BIT) :
__builtin_ctz(SCR_IRQ_BIT)); __builtin_ctz(SCR_IRQ_BIT));
} }
@ -211,7 +211,7 @@ int plat_ic_has_interrupt_type(unsigned int type)
void plat_ic_set_interrupt_type(unsigned int id, unsigned int type) void plat_ic_set_interrupt_type(unsigned int id, unsigned int type)
{ {
int gicv2_type = 0; unsigned int gicv2_type = 0U;
/* Map canonical interrupt type to GICv2 type */ /* Map canonical interrupt type to GICv2 type */
switch (type) { switch (type) {
@ -226,7 +226,7 @@ void plat_ic_set_interrupt_type(unsigned int id, unsigned int type)
gicv2_type = GICV2_INTR_GROUP1; gicv2_type = GICV2_INTR_GROUP1;
break; break;
default: default:
assert(0); assert(false);
break; break;
} }
@ -247,7 +247,7 @@ void plat_ic_raise_el3_sgi(int sgi_num, u_register_t target)
gicv2_raise_sgi(sgi_num, id); gicv2_raise_sgi(sgi_num, id);
#else #else
assert(0); assert(false);
#endif #endif
} }
@ -266,7 +266,7 @@ void plat_ic_set_spi_routing(unsigned int id, unsigned int routing_mode,
proc_num = -1; proc_num = -1;
break; break;
default: default:
assert(0); assert(false);
break; break;
} }

39
plat/common/plat_gicv3.c
View file

@ -1,5 +1,5 @@
/* /*
* Copyright (c) 2015-2017, ARM Limited and Contributors. All rights reserved. * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
* *
* SPDX-License-Identifier: BSD-3-Clause * SPDX-License-Identifier: BSD-3-Clause
*/ */
@ -11,6 +11,7 @@
#include <gicv3.h> #include <gicv3.h>
#include <interrupt_mgmt.h> #include <interrupt_mgmt.h>
#include <platform.h> #include <platform.h>
#include <stdbool.h>
#ifdef IMAGE_BL31 #ifdef IMAGE_BL31
@ -54,7 +55,7 @@ uint32_t plat_ic_get_pending_interrupt_id(void)
assert(IS_IN_EL3()); assert(IS_IN_EL3());
irqnr = gicv3_get_pending_interrupt_id(); irqnr = gicv3_get_pending_interrupt_id();
return (gicv3_is_intr_id_special_identifier(irqnr)) ? return gicv3_is_intr_id_special_identifier(irqnr) ?
INTR_ID_UNAVAILABLE : irqnr; INTR_ID_UNAVAILABLE : irqnr;
} }
@ -73,20 +74,27 @@ uint32_t plat_ic_get_pending_interrupt_id(void)
uint32_t plat_ic_get_pending_interrupt_type(void) uint32_t plat_ic_get_pending_interrupt_type(void)
{ {
unsigned int irqnr; unsigned int irqnr;
uint32_t type;
assert(IS_IN_EL3()); assert(IS_IN_EL3());
irqnr = gicv3_get_pending_interrupt_type(); irqnr = gicv3_get_pending_interrupt_type();
switch (irqnr) { switch (irqnr) {
case PENDING_G1S_INTID: case PENDING_G1S_INTID:
return INTR_TYPE_S_EL1; type = INTR_TYPE_S_EL1;
break;
case PENDING_G1NS_INTID: case PENDING_G1NS_INTID:
return INTR_TYPE_NS; type = INTR_TYPE_NS;
break;
case GIC_SPURIOUS_INTERRUPT: case GIC_SPURIOUS_INTERRUPT:
return INTR_TYPE_INVAL; type = INTR_TYPE_INVAL;
break;
default: default:
return INTR_TYPE_EL3; type = INTR_TYPE_EL3;
break;
} }
return type;
} }
/* /*
@ -132,9 +140,9 @@ void plat_ic_end_of_interrupt(uint32_t id)
uint32_t plat_interrupt_type_to_line(uint32_t type, uint32_t plat_interrupt_type_to_line(uint32_t type,
uint32_t security_state) uint32_t security_state)
{ {
assert(type == INTR_TYPE_S_EL1 || assert((type == INTR_TYPE_S_EL1) ||
type == INTR_TYPE_EL3 || (type == INTR_TYPE_EL3) ||
type == INTR_TYPE_NS); (type == INTR_TYPE_NS));
assert(sec_state_is_valid(security_state)); assert(sec_state_is_valid(security_state));
assert(IS_IN_EL3()); assert(IS_IN_EL3());
@ -227,9 +235,10 @@ void plat_ic_raise_el3_sgi(int sgi_num, u_register_t target)
assert(plat_core_pos_by_mpidr(target) >= 0); assert(plat_core_pos_by_mpidr(target) >= 0);
/* Verify that this is a secure EL3 SGI */ /* Verify that this is a secure EL3 SGI */
assert(plat_ic_get_interrupt_type(sgi_num) == INTR_TYPE_EL3); assert(plat_ic_get_interrupt_type((unsigned int)sgi_num) ==
INTR_TYPE_EL3);
gicv3_raise_secure_g0_sgi(sgi_num, target); gicv3_raise_secure_g0_sgi((unsigned int)sgi_num, target);
} }
void plat_ic_set_spi_routing(unsigned int id, unsigned int routing_mode, void plat_ic_set_spi_routing(unsigned int id, unsigned int routing_mode,
@ -246,7 +255,7 @@ void plat_ic_set_spi_routing(unsigned int id, unsigned int routing_mode,
irm = GICV3_IRM_ANY; irm = GICV3_IRM_ANY;
break; break;
default: default:
assert(0); assert(false);
break; break;
} }
@ -274,10 +283,10 @@ unsigned int plat_ic_set_priority_mask(unsigned int mask)
unsigned int plat_ic_get_interrupt_id(unsigned int raw) unsigned int plat_ic_get_interrupt_id(unsigned int raw)
{ {
unsigned int id = (raw & INT_ID_MASK); unsigned int id = raw & INT_ID_MASK;
return (gicv3_is_intr_id_special_identifier(id) ? return gicv3_is_intr_id_special_identifier(id) ?
INTR_ID_UNAVAILABLE : id); INTR_ID_UNAVAILABLE : id;
} }
#endif #endif
#ifdef IMAGE_BL32 #ifdef IMAGE_BL32