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lib: utils/irqchip: Use heap in PLIC, APLIC and IMSIC drivers

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Let's use heap allocation in PLIC, APLIC, and IMSIC irqchip drivers
instead of using a fixed size global array.

Signed-off-by: Anup Patel <apatel@ventanamicro.com>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
This commit is contained in:
Anup Patel
2023-04-19 16:55:59 +05:30
committed by Anup Patel
parent 5a8cfcdf19
commit 30137166c6
3 changed files with 42 additions and 46 deletions
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28
lib/utils/irqchip/fdt_irqchip_imsic.c
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@@ -11,16 +11,12 @@
#include <libfdt.h>
#include <sbi/riscv_asm.h>
#include <sbi/sbi_error.h>
#include <sbi/sbi_heap.h>
#include <sbi/sbi_hartmask.h>
#include <sbi_utils/fdt/fdt_helper.h>
#include <sbi_utils/irqchip/fdt_irqchip.h>
#include <sbi_utils/irqchip/imsic.h>
#define IMSIC_MAX_NR 16
static unsigned long imsic_count = 0;
static struct imsic_data imsic[IMSIC_MAX_NR];
static int irqchip_imsic_update_hartid_table(void *fdt, int nodeoff,
struct imsic_data *id)
{
@@ -71,27 +67,27 @@ static int irqchip_imsic_cold_init(void *fdt, int nodeoff,
int rc;
struct imsic_data *id;
if (IMSIC_MAX_NR <= imsic_count)
return SBI_ENOSPC;
id = &imsic[imsic_count];
id = sbi_zalloc(sizeof(*id));
if (!id)
return SBI_ENOMEM;
rc = fdt_parse_imsic_node(fdt, nodeoff, id);
if (rc)
return rc;
if (!id->targets_mmode)
return 0;
if (rc || !id->targets_mmode)
goto fail_free_data;
rc = irqchip_imsic_update_hartid_table(fdt, nodeoff, id);
if (rc)
return rc;
goto fail_free_data;
rc = imsic_cold_irqchip_init(id);
if (rc)
return rc;
imsic_count++;
goto fail_free_data;
return 0;
fail_free_data:
sbi_free(id);
return rc;
}
static const struct fdt_match irqchip_imsic_match[] = {