Message ID | 1565163924-18621-28-git-send-email-bmeng.cn@gmail.com |
---|---|
State | Superseded |
Headers | show |
Series | [v2,01/28] riscv: hw: Remove superfluous "linux, phandle" property | expand |
On Wed, Aug 7, 2019 at 3:54 PM Bin Meng <bmeng.cn@gmail.com> wrote: > There is no need to return fdt at the end of create_fdt() because > it's already saved in s->fdt. Other machines (sifive_u, spike) > don't do it neither. > > Signed-off-by: Bin Meng <bmeng.cn@gmail.com> > --- > > Changes in v2: None > > hw/riscv/virt.c | 11 ++++------- > 1 file changed, 4 insertions(+), 7 deletions(-) > > diff --git a/hw/riscv/virt.c b/hw/riscv/virt.c > index 2f75195..6bfa721 100644 > --- a/hw/riscv/virt.c > +++ b/hw/riscv/virt.c > @@ -112,7 +112,7 @@ static void create_pcie_irq_map(void *fdt, char > *nodename, > 0x1800, 0, 0, 0x7); > } > > -static void *create_fdt(RISCVVirtState *s, const struct MemmapEntry > *memmap, > +static void create_fdt(RISCVVirtState *s, const struct MemmapEntry > *memmap, > uint64_t mem_size, const char *cmdline) > { > void *fdt; > @@ -316,8 +316,6 @@ static void *create_fdt(RISCVVirtState *s, const > struct MemmapEntry *memmap, > qemu_fdt_setprop_string(fdt, "/chosen", "bootargs", cmdline); > } > g_free(nodename); > - > - return fdt; > } > > > @@ -373,7 +371,6 @@ static void riscv_virt_board_init(MachineState > *machine) > size_t plic_hart_config_len; > int i; > unsigned int smp_cpus = machine->smp.cpus; > - void *fdt; > > /* Initialize SOC */ > object_initialize_child(OBJECT(machine), "soc", &s->soc, > sizeof(s->soc), > @@ -392,7 +389,7 @@ static void riscv_virt_board_init(MachineState > *machine) > main_mem); > > /* create device tree */ > - fdt = create_fdt(s, memmap, machine->ram_size, > machine->kernel_cmdline); > + create_fdt(s, memmap, machine->ram_size, machine->kernel_cmdline); > > /* boot rom */ > memory_region_init_rom(mask_rom, NULL, "riscv_virt_board.mrom", > @@ -411,9 +408,9 @@ static void riscv_virt_board_init(MachineState > *machine) > hwaddr end = riscv_load_initrd(machine->initrd_filename, > machine->ram_size, > kernel_entry, > &start); > - qemu_fdt_setprop_cell(fdt, "/chosen", > + qemu_fdt_setprop_cell(s->fdt, "/chosen", > "linux,initrd-start", start); > - qemu_fdt_setprop_cell(fdt, "/chosen", "linux,initrd-end", > + qemu_fdt_setprop_cell(s->fdt, "/chosen", "linux,initrd-end", > end); > } > } > -- > 2.7.4 > > > Reviewed-by: Chih-Min Chao <chihmin.chao@sifive.com>
On 8/7/19 9:45 AM, Bin Meng wrote: > There is no need to return fdt at the end of create_fdt() because > it's already saved in s->fdt. Other machines (sifive_u, spike) > don't do it neither. > > Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> > --- > > Changes in v2: None > > hw/riscv/virt.c | 11 ++++------- > 1 file changed, 4 insertions(+), 7 deletions(-) > > diff --git a/hw/riscv/virt.c b/hw/riscv/virt.c > index 2f75195..6bfa721 100644 > --- a/hw/riscv/virt.c > +++ b/hw/riscv/virt.c > @@ -112,7 +112,7 @@ static void create_pcie_irq_map(void *fdt, char *nodename, > 0x1800, 0, 0, 0x7); > } > > -static void *create_fdt(RISCVVirtState *s, const struct MemmapEntry *memmap, > +static void create_fdt(RISCVVirtState *s, const struct MemmapEntry *memmap, > uint64_t mem_size, const char *cmdline) > { > void *fdt; > @@ -316,8 +316,6 @@ static void *create_fdt(RISCVVirtState *s, const struct MemmapEntry *memmap, > qemu_fdt_setprop_string(fdt, "/chosen", "bootargs", cmdline); > } > g_free(nodename); > - > - return fdt; > } > > > @@ -373,7 +371,6 @@ static void riscv_virt_board_init(MachineState *machine) > size_t plic_hart_config_len; > int i; > unsigned int smp_cpus = machine->smp.cpus; > - void *fdt; > > /* Initialize SOC */ > object_initialize_child(OBJECT(machine), "soc", &s->soc, sizeof(s->soc), > @@ -392,7 +389,7 @@ static void riscv_virt_board_init(MachineState *machine) > main_mem); > > /* create device tree */ > - fdt = create_fdt(s, memmap, machine->ram_size, machine->kernel_cmdline); > + create_fdt(s, memmap, machine->ram_size, machine->kernel_cmdline); > > /* boot rom */ > memory_region_init_rom(mask_rom, NULL, "riscv_virt_board.mrom", > @@ -411,9 +408,9 @@ static void riscv_virt_board_init(MachineState *machine) > hwaddr end = riscv_load_initrd(machine->initrd_filename, > machine->ram_size, kernel_entry, > &start); > - qemu_fdt_setprop_cell(fdt, "/chosen", > + qemu_fdt_setprop_cell(s->fdt, "/chosen", > "linux,initrd-start", start); > - qemu_fdt_setprop_cell(fdt, "/chosen", "linux,initrd-end", > + qemu_fdt_setprop_cell(s->fdt, "/chosen", "linux,initrd-end", > end); > } > } >
diff --git a/hw/riscv/virt.c b/hw/riscv/virt.c index 2f75195..6bfa721 100644 --- a/hw/riscv/virt.c +++ b/hw/riscv/virt.c @@ -112,7 +112,7 @@ static void create_pcie_irq_map(void *fdt, char *nodename, 0x1800, 0, 0, 0x7); } -static void *create_fdt(RISCVVirtState *s, const struct MemmapEntry *memmap, +static void create_fdt(RISCVVirtState *s, const struct MemmapEntry *memmap, uint64_t mem_size, const char *cmdline) { void *fdt; @@ -316,8 +316,6 @@ static void *create_fdt(RISCVVirtState *s, const struct MemmapEntry *memmap, qemu_fdt_setprop_string(fdt, "/chosen", "bootargs", cmdline); } g_free(nodename); - - return fdt; } @@ -373,7 +371,6 @@ static void riscv_virt_board_init(MachineState *machine) size_t plic_hart_config_len; int i; unsigned int smp_cpus = machine->smp.cpus; - void *fdt; /* Initialize SOC */ object_initialize_child(OBJECT(machine), "soc", &s->soc, sizeof(s->soc), @@ -392,7 +389,7 @@ static void riscv_virt_board_init(MachineState *machine) main_mem); /* create device tree */ - fdt = create_fdt(s, memmap, machine->ram_size, machine->kernel_cmdline); + create_fdt(s, memmap, machine->ram_size, machine->kernel_cmdline); /* boot rom */ memory_region_init_rom(mask_rom, NULL, "riscv_virt_board.mrom", @@ -411,9 +408,9 @@ static void riscv_virt_board_init(MachineState *machine) hwaddr end = riscv_load_initrd(machine->initrd_filename, machine->ram_size, kernel_entry, &start); - qemu_fdt_setprop_cell(fdt, "/chosen", + qemu_fdt_setprop_cell(s->fdt, "/chosen", "linux,initrd-start", start); - qemu_fdt_setprop_cell(fdt, "/chosen", "linux,initrd-end", + qemu_fdt_setprop_cell(s->fdt, "/chosen", "linux,initrd-end", end); } }
There is no need to return fdt at the end of create_fdt() because it's already saved in s->fdt. Other machines (sifive_u, spike) don't do it neither. Signed-off-by: Bin Meng <bmeng.cn@gmail.com> --- Changes in v2: None hw/riscv/virt.c | 11 ++++------- 1 file changed, 4 insertions(+), 7 deletions(-)