| Message ID | 20200225121949.35950-3-wolfgang.wallner@br-automation.com |
|---|---|
| State | Accepted |
| Commit | 2c64d11e3239b5b3cf29c911fd9cdb6ebb3880d6 |
| Headers | show |
| Series | x86: apl: Add support for different number of cores | expand |
On Tue, Feb 25, 2020 at 8:19 PM Wolfgang Wallner <wolfgang.wallner at br-automation.com> wrote: > > Use cpu_x86_get_count() to read the number of cores. > > cpu_x86_get_count() reads the number of CPUs from the device tree. > Using this function we can support multiple Apollo Lake > variants, e.g.: E3940 (4 cores) and E3930 (2 cores). > > This was tested on the E3940 and E3930 Apollo Lake variants. > > Signed-off-by: Wolfgang Wallner <wolfgang.wallner at br-automation.com> > > --- > > arch/x86/cpu/apollolake/cpu.c | 7 +------ > 1 file changed, 1 insertion(+), 6 deletions(-) > Reviewed-by: Bin Meng <bmeng.cn at gmail.com>
diff --git a/arch/x86/cpu/apollolake/cpu.c b/arch/x86/cpu/apollolake/cpu.c index 3d05c82a5c..aa7a3dbd63 100644 --- a/arch/x86/cpu/apollolake/cpu.c +++ b/arch/x86/cpu/apollolake/cpu.c @@ -14,15 +14,10 @@ static int apl_get_info(struct udevice *dev, struct cpu_info *info) return cpu_intel_get_info(info, INTEL_BCLK_MHZ); } -static int apl_get_count(struct udevice *dev) -{ - return 4; -} - static const struct cpu_ops cpu_x86_apl_ops = { .get_desc = cpu_x86_get_desc, .get_info = apl_get_info, - .get_count = apl_get_count, + .get_count = cpu_x86_get_count, .get_vendor = cpu_x86_get_vendor, };
Use cpu_x86_get_count() to read the number of cores. cpu_x86_get_count() reads the number of CPUs from the device tree. Using this function we can support multiple Apollo Lake variants, e.g.: E3940 (4 cores) and E3930 (2 cores). This was tested on the E3940 and E3930 Apollo Lake variants. Signed-off-by: Wolfgang Wallner <wolfgang.wallner at br-automation.com> --- arch/x86/cpu/apollolake/cpu.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-)