diff options
| author | Sunil V L <sunilvl@ventanamicro.com> | 2022-05-27 07:17:42 +0200 |
|---|---|---|
| committer | Palmer Dabbelt <palmer@rivosinc.com> | 2022-07-20 01:39:14 +0200 |
| commit | ad635e723e17379b192a5ba9c182e3eedfc24d16 (patch) | |
| tree | 16f68aacc8eb9b33253e64b2811783f96acf4a67 /drivers/irqchip/irq-sifive-plic.c | |
| parent | riscv: smp: Add 64bit hartid support on RV64 (diff) | |
| download | linux-ad635e723e17379b192a5ba9c182e3eedfc24d16.tar.xz linux-ad635e723e17379b192a5ba9c182e3eedfc24d16.zip | |
riscv: cpu: Add 64bit hartid support on RV64
The hartid can be a 64bit value on RV64 platforms.
Add support for 64bit hartid in riscv_of_processor_hartid() and
update its callers.
Signed-off-by: Sunil V L <sunilvl@ventanamicro.com>
Reviewed-by: Atish Patra <atishp@rivosinc.com>
Link: https://lore.kernel.org/r/20220527051743.2829940-5-sunilvl@ventanamicro.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
Diffstat (limited to 'drivers/irqchip/irq-sifive-plic.c')
| -rw-r--r-- | drivers/irqchip/irq-sifive-plic.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/irqchip/irq-sifive-plic.c b/drivers/irqchip/irq-sifive-plic.c index bb87e4c3b88e..4710d9741f36 100644 --- a/drivers/irqchip/irq-sifive-plic.c +++ b/drivers/irqchip/irq-sifive-plic.c @@ -317,7 +317,8 @@ static int __init plic_init(struct device_node *node, for (i = 0; i < nr_contexts; i++) { struct of_phandle_args parent; irq_hw_number_t hwirq; - int cpu, hartid; + int cpu; + unsigned long hartid; if (of_irq_parse_one(node, i, &parent)) { pr_err("failed to parse parent for context %d.\n", i); @@ -341,8 +342,8 @@ static int __init plic_init(struct device_node *node, continue; } - hartid = riscv_of_parent_hartid(parent.np); - if (hartid < 0) { + error = riscv_of_parent_hartid(parent.np, &hartid); + if (error < 0) { pr_warn("failed to parse hart ID for context %d.\n", i); continue; } |