diff options
| author | Jayachandran C <jchandra@broadcom.com> | 2013-12-21 12:22:26 +0100 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2014-01-24 22:39:49 +0100 |
| commit | 98d4884ca55883e8b16180bd969a8bccaa885c80 (patch) | |
| tree | ca7424268b4ef49d1472895bf2bb50d57b38d4fe /arch/mips/netlogic/xlp | |
| parent | MIPS: Netlogic: XLP9XX bridge and DRAM code (diff) | |
| download | linux-98d4884ca55883e8b16180bd969a8bccaa885c80.tar.xz linux-98d4884ca55883e8b16180bd969a8bccaa885c80.zip | |
MIPS: Netlogic: Add cpu to node mapping for XLP9XX
XLP9XX has 20 cores per node, opposed to 8 on earlier XLP8XX.
Update code that calculates node id from cpu id to handle this.
Signed-off-by: Jayachandran C <jchandra@broadcom.com>
Signed-off-by: John Crispin <blogic@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/6283/
Diffstat (limited to 'arch/mips/netlogic/xlp')
| -rw-r--r-- | arch/mips/netlogic/xlp/setup.c | 5 | ||||
| -rw-r--r-- | arch/mips/netlogic/xlp/wakeup.c | 4 |
2 files changed, 7 insertions, 2 deletions
diff --git a/arch/mips/netlogic/xlp/setup.c b/arch/mips/netlogic/xlp/setup.c index 310d88a82abe..2a39bbeb45b0 100644 --- a/arch/mips/netlogic/xlp/setup.c +++ b/arch/mips/netlogic/xlp/setup.c @@ -51,6 +51,7 @@ uint64_t nlm_io_base; struct nlm_soc_info nlm_nodes[NLM_NR_NODES]; cpumask_t nlm_cpumask = CPU_MASK_CPU0; unsigned int nlm_threads_per_core; +unsigned int xlp_cores_per_node; static void nlm_linux_exit(void) { @@ -154,6 +155,10 @@ void __init prom_init(void) void *reset_vec; nlm_io_base = CKSEG1ADDR(XLP_DEFAULT_IO_BASE); + if (cpu_is_xlp9xx()) + xlp_cores_per_node = 32; + else + xlp_cores_per_node = 8; nlm_init_boot_cpu(); xlp_mmu_init(); nlm_node_init(0); diff --git a/arch/mips/netlogic/xlp/wakeup.c b/arch/mips/netlogic/xlp/wakeup.c index a5d6647e5fe8..bbd53f8e92db 100644 --- a/arch/mips/netlogic/xlp/wakeup.c +++ b/arch/mips/netlogic/xlp/wakeup.c @@ -165,7 +165,7 @@ static void xlp_enable_secondary_cores(const cpumask_t *wakeup_mask) nodep->coremask = 1; pr_info("Node %d - SYS/FUSE coremask %x\n", n, syscoremask); - for (core = 0; core < NLM_CORES_PER_NODE; core++) { + for (core = 0; core < nlm_cores_per_node(); core++) { /* we will be on node 0 core 0 */ if (n == 0 && core == 0) continue; @@ -175,7 +175,7 @@ static void xlp_enable_secondary_cores(const cpumask_t *wakeup_mask) continue; /* see if at least the first hw thread is enabled */ - cpu = (n * NLM_CORES_PER_NODE + core) + cpu = (n * nlm_cores_per_node() + core) * NLM_THREADS_PER_CORE; if (!cpumask_test_cpu(cpu, wakeup_mask)) continue; |