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tee: cpuid: change function of getting cpuid for arm32

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PD#170391

Change getting cpuid function for 32bit kernel compile.

Change-Id: Ibccfc8ab1df599b23555fd14efc63c1d4df07895
Signed-off-by: Yan Wang <yan.wang@amlogic.com>
This commit is contained in:
Yan Wang
2018-08-31 15:17:44 +08:00
committed by Jianxin Pan
parent a977bfe165
commit e1ceaadd3b
1 changed files with 5 additions and 4 deletions
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9
drivers/amlogic/tee/tee.c
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@@ -23,6 +23,7 @@
#include <linux/amlogic/tee.h>
#include <linux/delay.h>
#include <linux/amlogic/cpu_version.h>
#include <asm/cputype.h>
#define DRIVER_NAME "tee_info"
#define DRIVER_DESC "Amlogic tee driver"
@@ -77,7 +78,7 @@ static int tee_msg_os_revision(uint32_t *major, uint32_t *minor)
if (get_meson_cpu_version(MESON_CPU_VERSION_LVL_MAJOR)
== MESON_CPU_MAJOR_ID_G12B) {
set_cpus_allowed_ptr(current, cpumask_of(0));
__asm__ volatile("mrs %0, mpidr_el1":"=r"(cpu));
cpu = read_cpuid_mpidr();
cpu &= 0xfff;
if (cpu != 0x0)
usleep_range(10, 20);
@@ -105,7 +106,7 @@ static int tee_msg_api_revision(uint32_t *major, uint32_t *minor)
if (get_meson_cpu_version(MESON_CPU_VERSION_LVL_MAJOR)
== MESON_CPU_MAJOR_ID_G12B) {
set_cpus_allowed_ptr(current, cpumask_of(0));
__asm__ volatile("mrs %0, mpidr_el1":"=r"(cpu));
cpu = read_cpuid_mpidr();
cpu &= 0xfff;
if (cpu != 0x0)
usleep_range(10, 20);
@@ -169,7 +170,7 @@ int tee_load_video_fw(uint32_t index, uint32_t vdec)
if (get_meson_cpu_version(MESON_CPU_VERSION_LVL_MAJOR)
== MESON_CPU_MAJOR_ID_G12B) {
set_cpus_allowed_ptr(current, cpumask_of(0));
__asm__ volatile("mrs %0, mpidr_el1":"=r"(cpu));
cpu = read_cpuid_mpidr();
cpu &= 0xfff;
if (cpu != 0x0)
usleep_range(10, 20);
@@ -196,7 +197,7 @@ bool tee_enabled(void)
if (get_meson_cpu_version(MESON_CPU_VERSION_LVL_MAJOR)
== MESON_CPU_MAJOR_ID_G12B) {
set_cpus_allowed_ptr(current, cpumask_of(0));
__asm__ volatile("mrs %0, mpidr_el1":"=r"(cpu));
cpu = read_cpuid_mpidr();
cpu &= 0xfff;
if (cpu != 0x0)
usleep_range(10, 20);