ARC fixes for 5.9-rc4
- HSDK-4xd Dev system: perf driver updates for sampling interrupt - HSDK* Dev System : Ethernet broken [Evgeniy Didin] - HIGHMEM broken (2 memory banks) [Mike Rapoport] - show_regs() rewrite once and for all - Other minor fixes -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEOXpuCuR6hedrdLCJadfx3eKKwl4FAl9S5E4ACgkQadfx3eKK wl7y5xAAyExBJlAWH8tyJjKYnRnKUwP5xZxzSLt9k5sUF8+aVMBpSr6PCF9kf1ZP HTFJ3T9NLFOh4cI7Lk9QFkLXbOvuvjgkfqlSmbHjnlTYcuWCqCQfU93bLMhRvrvi oRnWzEXLXwRuYoYz4TVLzxw9SuQr/EtCvR+a4rAyMpUlg+9pWHTokpiv69nDeYSl t3ckCVkdKbqPsUW7fXclyzo5qtsdGgLhYh6pb8ZE/x/Qdk+IjaN4WEmjC5DCy10B VTKEKdK7VKfRGuhIJbPq/UDs0TwMMxic+5sCdQtM54vrQPuVTmpsUopOHQ4/2Y5D IVWsZ3Uy/jnZxS32FP4d4r4Rv+BT9r1c7o148glT9iI0poOZ13BZHNZbLuSxYi4l 1UQ2r/o+E+XKOWzAOc1WIgEJGdxcDu9seJNSSmxs1kBveOIg8S8JjoDyS6ZyTWD+ fbOttxNe3kqGWCdKkgtUGqrg2w0qr3kzJd5aF4ju4fE+KMSVQRylRSWBpM1hcovP rxhcVvxyd1xSS3krrXjBTsjgTlkPDAaLyku/G5VuwpG91LyTiWfSlg+IOfLO+zFm LAwMTlV0gXfV2GH/AlEDJXtvT7GPhXN9sqmqqqOpUmOcKbPE30RmUkUxTJJbGfPN s7ioUV8CJVzRAkxyo79IDQQjT20p13cbJrIeCfgaSKWBf1M64BU= =vOZp -----END PGP SIGNATURE----- Merge tag 'arc-5.9-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc Pull ARC fixes from Vineet Gupta: - HSDK-4xd Dev system: perf driver updates for sampling interrupt - HSDK* Dev System: Ethernet broken [Evgeniy Didin] - HIGHMEM broken (2 memory banks) [Mike Rapoport] - show_regs() rewrite once and for all - Other minor fixes * tag 'arc-5.9-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc: ARC: [plat-hsdk]: Switch ethernet phy-mode to rgmii-id arc: fix memory initialization for systems with two memory banks irqchip/eznps: Fix build error for !ARC700 builds ARC: show_regs: fix r12 printing and simplify ARC: HSDK: wireup perf irq ARC: perf: don't bail setup if pct irq missing in device-tree ARC: pgalloc.h: delete a duplicated word + other fixeszero-sugar-mainline-defconfig
Linus Torvalds
commit
70187f7727
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@ -88,6 +88,8 @@
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arcpct: pct {
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compatible = "snps,archs-pct";
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interrupt-parent = <&cpu_intc>;
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interrupts = <20>;
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};
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/* TIMER0 with interrupt for clockevent */
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@ -208,7 +210,7 @@
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reg = <0x8000 0x2000>;
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interrupts = <10>;
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interrupt-names = "macirq";
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phy-mode = "rgmii";
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phy-mode = "rgmii-id";
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snps,pbl = <32>;
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snps,multicast-filter-bins = <256>;
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clocks = <&gmacclk>;
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@ -226,7 +228,7 @@
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#address-cells = <1>;
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#size-cells = <0>;
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compatible = "snps,dwmac-mdio";
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phy0: ethernet-phy@0 {
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phy0: ethernet-phy@0 { /* Micrel KSZ9031 */
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reg = <0>;
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};
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};
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@ -18,10 +18,10 @@
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* vineetg: April 2010
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* -Switched pgtable_t from being struct page * to unsigned long
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* =Needed so that Page Table allocator (pte_alloc_one) is not forced to
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* to deal with struct page. Thay way in future we can make it allocate
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* deal with struct page. That way in future we can make it allocate
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* multiple PG Tbls in one Page Frame
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* =sweet side effect is avoiding calls to ugly page_address( ) from the
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* pg-tlb allocator sub-sys (pte_alloc_one, ptr_free, pmd_populate
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* pg-tlb allocator sub-sys (pte_alloc_one, ptr_free, pmd_populate)
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*
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* Amit Bhor, Sameer Dhavale: Codito Technologies 2004
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*/
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@ -562,7 +562,7 @@ static int arc_pmu_device_probe(struct platform_device *pdev)
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{
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struct arc_reg_pct_build pct_bcr;
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struct arc_reg_cc_build cc_bcr;
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int i, has_interrupts;
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int i, has_interrupts, irq;
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int counter_size; /* in bits */
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union cc_name {
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@ -637,13 +637,7 @@ static int arc_pmu_device_probe(struct platform_device *pdev)
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.attr_groups = arc_pmu->attr_groups,
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};
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if (has_interrupts) {
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int irq = platform_get_irq(pdev, 0);
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if (irq < 0) {
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pr_err("Cannot get IRQ number for the platform\n");
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return -ENODEV;
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}
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if (has_interrupts && (irq = platform_get_irq(pdev, 0) >= 0)) {
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arc_pmu->irq = irq;
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@ -652,9 +646,9 @@ static int arc_pmu_device_probe(struct platform_device *pdev)
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this_cpu_ptr(&arc_pmu_cpu));
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on_each_cpu(arc_cpu_pmu_irq_init, &irq, 1);
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} else
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} else {
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arc_pmu->pmu.capabilities |= PERF_PMU_CAP_NO_INTERRUPT;
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}
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/*
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* perf parser doesn't really like '-' symbol in events name, so let's
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@ -18,44 +18,37 @@
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#define ARC_PATH_MAX 256
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/*
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* Common routine to print scratch regs (r0-r12) or callee regs (r13-r25)
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* -Prints 3 regs per line and a CR.
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* -To continue, callee regs right after scratch, special handling of CR
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*/
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static noinline void print_reg_file(long *reg_rev, int start_num)
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static noinline void print_regs_scratch(struct pt_regs *regs)
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{
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unsigned int i;
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char buf[512];
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int n = 0, len = sizeof(buf);
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pr_cont("BTA: 0x%08lx\n SP: 0x%08lx FP: 0x%08lx BLK: %pS\n",
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regs->bta, regs->sp, regs->fp, (void *)regs->blink);
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pr_cont("LPS: 0x%08lx\tLPE: 0x%08lx\tLPC: 0x%08lx\n",
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regs->lp_start, regs->lp_end, regs->lp_count);
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for (i = start_num; i < start_num + 13; i++) {
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n += scnprintf(buf + n, len - n, "r%02u: 0x%08lx\t",
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i, (unsigned long)*reg_rev);
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if (((i + 1) % 3) == 0)
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n += scnprintf(buf + n, len - n, "\n");
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/* because pt_regs has regs reversed: r12..r0, r25..r13 */
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if (is_isa_arcv2() && start_num == 0)
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reg_rev++;
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else
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reg_rev--;
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}
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if (start_num != 0)
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n += scnprintf(buf + n, len - n, "\n\n");
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/* To continue printing callee regs on same line as scratch regs */
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if (start_num == 0)
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pr_info("%s", buf);
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else
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pr_cont("%s\n", buf);
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pr_info("r00: 0x%08lx\tr01: 0x%08lx\tr02: 0x%08lx\n" \
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"r03: 0x%08lx\tr04: 0x%08lx\tr05: 0x%08lx\n" \
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"r06: 0x%08lx\tr07: 0x%08lx\tr08: 0x%08lx\n" \
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"r09: 0x%08lx\tr10: 0x%08lx\tr11: 0x%08lx\n" \
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"r12: 0x%08lx\t",
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regs->r0, regs->r1, regs->r2,
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regs->r3, regs->r4, regs->r5,
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regs->r6, regs->r7, regs->r8,
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regs->r9, regs->r10, regs->r11,
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regs->r12);
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}
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static void show_callee_regs(struct callee_regs *cregs)
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static void print_regs_callee(struct callee_regs *regs)
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{
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print_reg_file(&(cregs->r13), 13);
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pr_cont("r13: 0x%08lx\tr14: 0x%08lx\n" \
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"r15: 0x%08lx\tr16: 0x%08lx\tr17: 0x%08lx\n" \
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"r18: 0x%08lx\tr19: 0x%08lx\tr20: 0x%08lx\n" \
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"r21: 0x%08lx\tr22: 0x%08lx\tr23: 0x%08lx\n" \
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"r24: 0x%08lx\tr25: 0x%08lx\n",
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regs->r13, regs->r14,
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regs->r15, regs->r16, regs->r17,
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regs->r18, regs->r19, regs->r20,
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regs->r21, regs->r22, regs->r23,
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regs->r24, regs->r25);
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}
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static void print_task_path_n_nm(struct task_struct *tsk)
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@ -175,7 +168,7 @@ static void show_ecr_verbose(struct pt_regs *regs)
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void show_regs(struct pt_regs *regs)
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{
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struct task_struct *tsk = current;
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struct callee_regs *cregs;
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struct callee_regs *cregs = (struct callee_regs *)tsk->thread.callee_reg;
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/*
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* generic code calls us with preemption disabled, but some calls
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@ -204,25 +197,15 @@ void show_regs(struct pt_regs *regs)
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STS_BIT(regs, A2), STS_BIT(regs, A1),
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STS_BIT(regs, E2), STS_BIT(regs, E1));
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#else
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pr_cont(" [%2s%2s%2s%2s]",
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pr_cont(" [%2s%2s%2s%2s] ",
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STS_BIT(regs, IE),
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(regs->status32 & STATUS_U_MASK) ? "U " : "K ",
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STS_BIT(regs, DE), STS_BIT(regs, AE));
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#endif
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pr_cont(" BTA: 0x%08lx\n SP: 0x%08lx FP: 0x%08lx BLK: %pS\n",
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regs->bta, regs->sp, regs->fp, (void *)regs->blink);
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pr_info("LPS: 0x%08lx\tLPE: 0x%08lx\tLPC: 0x%08lx\n",
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regs->lp_start, regs->lp_end, regs->lp_count);
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/* print regs->r0 thru regs->r12
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* Sequential printing was generating horrible code
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*/
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print_reg_file(&(regs->r0), 0);
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/* If Callee regs were saved, display them too */
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cregs = (struct callee_regs *)current->thread.callee_reg;
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print_regs_scratch(regs);
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if (cregs)
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show_callee_regs(cregs);
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print_regs_callee(cregs);
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preempt_disable();
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}
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@ -26,8 +26,8 @@ static unsigned long low_mem_sz;
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#ifdef CONFIG_HIGHMEM
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static unsigned long min_high_pfn, max_high_pfn;
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static u64 high_mem_start;
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static u64 high_mem_sz;
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static phys_addr_t high_mem_start;
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static phys_addr_t high_mem_sz;
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#endif
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#ifdef CONFIG_DISCONTIGMEM
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@ -69,6 +69,7 @@ void __init early_init_dt_add_memory_arch(u64 base, u64 size)
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high_mem_sz = size;
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in_use = 1;
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memblock_add_node(base, size, 1);
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memblock_reserve(base, size);
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#endif
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}
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@ -157,7 +158,7 @@ void __init setup_arch_memory(void)
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min_high_pfn = PFN_DOWN(high_mem_start);
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max_high_pfn = PFN_DOWN(high_mem_start + high_mem_sz);
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max_zone_pfn[ZONE_HIGHMEM] = max_high_pfn;
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max_zone_pfn[ZONE_HIGHMEM] = min_low_pfn;
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high_memory = (void *)(min_high_pfn << PAGE_SHIFT);
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kmap_init();
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@ -166,6 +167,17 @@ void __init setup_arch_memory(void)
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free_area_init(max_zone_pfn);
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}
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static void __init highmem_init(void)
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{
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#ifdef CONFIG_HIGHMEM
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unsigned long tmp;
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memblock_free(high_mem_start, high_mem_sz);
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for (tmp = min_high_pfn; tmp < max_high_pfn; tmp++)
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free_highmem_page(pfn_to_page(tmp));
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#endif
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}
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/*
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* mem_init - initializes memory
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*
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@ -174,14 +186,7 @@ void __init setup_arch_memory(void)
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*/
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void __init mem_init(void)
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{
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#ifdef CONFIG_HIGHMEM
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unsigned long tmp;
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reset_all_zones_managed_pages();
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for (tmp = min_high_pfn; tmp < max_high_pfn; tmp++)
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free_highmem_page(pfn_to_page(tmp));
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#endif
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memblock_free_all();
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highmem_init();
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mem_init_print_info(NULL);
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}
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@ -33,7 +33,6 @@
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#define CTOP_AUX_DPC (CTOP_AUX_BASE + 0x02C)
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#define CTOP_AUX_LPC (CTOP_AUX_BASE + 0x030)
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#define CTOP_AUX_EFLAGS (CTOP_AUX_BASE + 0x080)
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#define CTOP_AUX_IACK (CTOP_AUX_BASE + 0x088)
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#define CTOP_AUX_GPA1 (CTOP_AUX_BASE + 0x08C)
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#define CTOP_AUX_UDMC (CTOP_AUX_BASE + 0x300)
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@ -45,6 +45,12 @@
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#define CTOP_INST_MOV2B_FLIP_R3_B1_B2_INST 0x5B60
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#define CTOP_INST_MOV2B_FLIP_R3_B1_B2_LIMM 0x00010422
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#ifndef AUX_IENABLE
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#define AUX_IENABLE 0x40c
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#endif
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#define CTOP_AUX_IACK (0xFFFFF800 + 0x088)
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#ifndef __ASSEMBLY__
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/* In order to increase compilation test coverage */
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Loading…
Reference in New Issue