diff options
Diffstat (limited to 'arch/arm')
67 files changed, 483 insertions, 366 deletions
diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug index f15f82bf3a50..e968a52e4881 100644 --- a/arch/arm/Kconfig.debug +++ b/arch/arm/Kconfig.debug @@ -356,15 +356,15 @@ choice is nothing connected to read from the DCC. config DEBUG_SEMIHOSTING - bool "Kernel low-level debug output via semihosting I" + bool "Kernel low-level debug output via semihosting I/O" help Semihosting enables code running on an ARM target to use the I/O facilities on a host debugger/emulator through a - simple SVC calls. The host debugger or emulator must have + simple SVC call. The host debugger or emulator must have semihosting enabled for the special svc call to be trapped otherwise the kernel will crash. - This is known to work with OpenOCD, as wellas + This is known to work with OpenOCD, as well as ARM's Fast Models, or any other controlling environment that implements semihosting. diff --git a/arch/arm/Makefile b/arch/arm/Makefile index 30eae87ead6d..a051dfbdd7db 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -284,10 +284,10 @@ zImage Image xipImage bootpImage uImage: vmlinux zinstall uinstall install: vmlinux $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@ -%.dtb: +%.dtb: scripts $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@ -dtbs: +dtbs: scripts $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@ # We use MRPROPER_FILES and CLEAN_FILES now diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S index b8c64b80bafc..81769c1341fa 100644 --- a/arch/arm/boot/compressed/head.S +++ b/arch/arm/boot/compressed/head.S @@ -659,10 +659,14 @@ __armv7_mmu_cache_on: #ifdef CONFIG_CPU_ENDIAN_BE8 orr r0, r0, #1 << 25 @ big-endian page tables #endif + mrcne p15, 0, r6, c2, c0, 2 @ read ttb control reg orrne r0, r0, #1 @ MMU enabled movne r1, #0xfffffffd @ domain 0 = client + bic r6, r6, #1 << 31 @ 32-bit translation system + bic r6, r6, #3 << 0 @ use only ttbr0 mcrne p15, 0, r3, c2, c0, 0 @ load page table pointer mcrne p15, 0, r1, c3, c0, 0 @ load domain access control + mcrne p15, 0, r6, c2, c0, 2 @ load ttb control #endif mcr p15, 0, r0, c7, c5, 4 @ ISB mcr p15, 0, r0, c1, c0, 0 @ load control register diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h index 03fb93621d0d..5c8b3bf4d825 100644 --- a/arch/arm/include/asm/assembler.h +++ b/arch/arm/include/asm/assembler.h @@ -320,4 +320,12 @@ .size \name , . - \name .endm + .macro check_uaccess, addr:req, size:req, limit:req, tmp:req, bad:req +#ifndef CONFIG_CPU_USE_DOMAINS + adds \tmp, \addr, #\size - 1 + sbcccs \tmp, \tmp, \limit + bcs \bad +#endif + .endm + #endif /* __ASM_ASSEMBLER_H__ */ diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h index e965f1b560f1..5f6ddcc56452 100644 --- a/arch/arm/include/asm/memory.h +++ b/arch/arm/include/asm/memory.h @@ -187,6 +187,7 @@ static inline unsigned long __phys_to_virt(unsigned long x) #define __phys_to_virt(x) ((x) - PHYS_OFFSET + PAGE_OFFSET) #endif #endif +#endif /* __ASSEMBLY__ */ #ifndef PHYS_OFFSET #ifdef PLAT_PHYS_OFFSET @@ -196,6 +197,8 @@ static inline unsigned long __phys_to_virt(unsigned long x) #endif #endif +#ifndef __ASSEMBLY__ + /* * PFNs are used to describe any physical page; this means * PFN 0 == physical address 0. diff --git a/arch/arm/include/asm/tlb.h b/arch/arm/include/asm/tlb.h index 314d4664eae7..99a19512ee26 100644 --- a/arch/arm/include/asm/tlb.h +++ b/arch/arm/include/asm/tlb.h @@ -199,6 +199,9 @@ static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t pte, { pgtable_page_dtor(pte); +#ifdef CONFIG_ARM_LPAE + tlb_add_flush(tlb, addr); +#else /* * With the classic ARM MMU, a pte page has two corresponding pmd * entries, each covering 1MB. @@ -206,6 +209,7 @@ static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t pte, addr &= PMD_MASK; tlb_add_flush(tlb, addr + SZ_1M - PAGE_SIZE); tlb_add_flush(tlb, addr + SZ_1M); +#endif tlb_remove_page(tlb, pte); } diff --git a/arch/arm/include/asm/uaccess.h b/arch/arm/include/asm/uaccess.h index 479a6352e0b5..77bd79f2ffdb 100644 --- a/arch/arm/include/asm/uaccess.h +++ b/arch/arm/include/asm/uaccess.h @@ -101,28 +101,39 @@ extern int __get_user_1(void *); extern int __get_user_2(void *); extern int __get_user_4(void *); -#define __get_user_x(__r2,__p,__e,__s,__i...) \ +#define __GUP_CLOBBER_1 "lr", "cc" +#ifdef CONFIG_CPU_USE_DOMAINS +#define __GUP_CLOBBER_2 "ip", "lr", "cc" +#else +#define __GUP_CLOBBER_2 "lr", "cc" +#endif +#define __GUP_CLOBBER_4 "lr", "cc" + +#define __get_user_x(__r2,__p,__e,__l,__s) \ __asm__ __volatile__ ( \ __asmeq("%0", "r0") __asmeq("%1", "r2") \ + __asmeq("%3", "r1") \ "bl __get_user_" #__s \ : "=&r" (__e), "=r" (__r2) \ - : "0" (__p) \ - : __i, "cc") + : "0" (__p), "r" (__l) \ + : __GUP_CLOBBER_##__s) -#define get_user(x,p) \ +#define __get_user_check(x,p) \ ({ \ + unsigned long __limit = current_thread_info()->addr_limit - 1; \ register const typeof(*(p)) __user *__p asm("r0") = (p);\ register unsigned long __r2 asm("r2"); \ + register unsigned long __l asm("r1") = __limit; \ register int __e asm("r0"); \ switch (sizeof(*(__p))) { \ case 1: \ - __get_user_x(__r2, __p, __e, 1, "lr"); \ - break; \ + __get_user_x(__r2, __p, __e, __l, 1); \ + break; \ case 2: \ - __get_user_x(__r2, __p, __e, 2, "r3", "lr"); \ + __get_user_x(__r2, __p, __e, __l, 2); \ break; \ case 4: \ - __get_user_x(__r2, __p, __e, 4, "lr"); \ + __get_user_x(__r2, __p, __e, __l, 4); \ break; \ default: __e = __get_user_bad(); break; \ } \ @@ -130,42 +141,57 @@ extern int __get_user_4(void *); __e; \ }) +#define get_user(x,p) \ + ({ \ + might_fault(); \ + __get_user_check(x,p); \ + }) + extern int __put_user_1(void *, unsigned int); extern int __put_user_2(void *, unsigned int); extern int __put_user_4(void *, unsigned int); extern int __put_user_8(void *, unsigned long long); -#define __put_user_x(__r2,__p,__e,__s) \ +#define __put_user_x(__r2,__p,__e,__l,__s) \ __asm__ __volatile__ ( \ __asmeq("%0", "r0") __asmeq("%2", "r2") \ + __asmeq("%3", "r1") \ "bl __put_user_" #__s \ : "=&r" (__e) \ - : "0" (__p), "r" (__r2) \ + : "0" (__p), "r" (__r2), "r" (__l) \ : "ip", "lr", "cc") -#define put_user(x,p) \ +#define __put_user_check(x,p) \ ({ \ + unsigned long __limit = current_thread_info()->addr_limit - 1; \ register const typeof(*(p)) __r2 asm("r2") = (x); \ register const typeof(*(p)) __user *__p asm("r0") = (p);\ + register unsigned long __l asm("r1") = __limit; \ register int __e asm("r0"); \ switch (sizeof(*(__p))) { \ case 1: \ - __put_user_x(__r2, __p, __e, 1); \ + __put_user_x(__r2, __p, __e, __l, 1); \ break; \ case 2: \ - __put_user_x(__r2, __p, __e, 2); \ + __put_user_x(__r2, __p, __e, __l, 2); \ break; \ case 4: \ - __put_user_x(__r2, __p, __e, 4); \ + __put_user_x(__r2, __p, __e, __l, 4); \ break; \ case 8: \ - __put_user_x(__r2, __p, __e, 8); \ + __put_user_x(__r2, __p, __e, __l, 8); \ break; \ default: __e = __put_user_bad(); break; \ } \ __e; \ }) +#define put_user(x,p) \ + ({ \ + might_fault(); \ + __put_user_check(x,p); \ + }) + #else /* CONFIG_MMU */ /* @@ -219,6 +245,7 @@ do { \ unsigned long __gu_addr = (unsigned long)(ptr); \ unsigned long __gu_val; \ __chk_user_ptr(ptr); \ + might_fault(); \ switch (sizeof(*(ptr))) { \ case 1: __get_user_asm_byte(__gu_val,__gu_addr,err); break; \ case 2: __get_user_asm_half(__gu_val,__gu_addr,err); break; \ @@ -300,6 +327,7 @@ do { \ unsigned long __pu_addr = (unsigned long)(ptr); \ __typeof__(*(ptr)) __pu_val = (x); \ __chk_user_ptr(ptr); \ + might_fault(); \ switch (sizeof(*(ptr))) { \ case 1: __put_user_asm_byte(__pu_val,__pu_addr,err); break; \ case 2: __put_user_asm_half(__pu_val,__pu_addr,err); break; \ diff --git a/arch/arm/kernel/hw_breakpoint.c b/arch/arm/kernel/hw_breakpoint.c index ba386bd94107..281bf3301241 100644 --- a/arch/arm/kernel/hw_breakpoint.c +++ b/arch/arm/kernel/hw_breakpoint.c @@ -159,6 +159,12 @@ static int debug_arch_supported(void) arch >= ARM_DEBUG_ARCH_V7_1; } +/* Can we determine the watchpoint access type from the fsr? */ +static int debug_exception_updates_fsr(void) +{ + return 0; +} + /* Determine number of WRP registers available. */ static int get_num_wrp_resources(void) { @@ -604,13 +610,14 @@ int arch_validate_hwbkpt_settings(struct perf_event *bp) /* Aligned */ break; case 1: - /* Allow single byte watchpoint. */ - if (info->ctrl.len == ARM_BREAKPOINT_LEN_1) - break; case 2: /* Allow halfword watchpoints and breakpoints. */ if (info->ctrl.len == ARM_BREAKPOINT_LEN_2) break; + case 3: + /* Allow single byte watchpoint. */ + if (info->ctrl.len == ARM_BREAKPOINT_LEN_1) + break; default: ret = -EINVAL; goto out; @@ -619,18 +626,35 @@ int arch_validate_hwbkpt_settings(struct perf_event *bp) info->address &= ~alignment_mask; info->ctrl.len <<= offset; - /* - * Currently we rely on an overflow handler to take - * care of single-stepping the breakpoint when it fires. - * In the case of userspace breakpoints on a core with V7 debug, - * we can use the mismatch feature as a poor-man's hardware - * single-step, but this only works for per-task breakpoints. - */ - if (!bp->overflow_handler && (arch_check_bp_in_kernelspace(bp) || - !core_has_mismatch_brps() || !bp->hw.bp_target)) { - pr_warning("overflow handler required but none found\n"); - ret = -EINVAL; + if (!bp->overflow_handler) { + /* + * Mismatch breakpoints are required for single-stepping + * breakpoints. + */ + if (!core_has_mismatch_brps()) + return -EINVAL; + + /* We don't allow mismatch breakpoints in kernel space. */ + if (arch_check_bp_in_kernelspace(bp)) + return -EPERM; + + /* + * Per-cpu breakpoints are not supported by our stepping + * mechanism. + */ + if (!bp->hw.bp_target) + return -EINVAL; + + /* + * We only support specific access types if the fsr + * reports them. + */ + if (!debug_exception_updates_fsr() && + (info->ctrl.type == ARM_BREAKPOINT_LOAD || + info->ctrl.type == ARM_BREAKPOINT_STORE)) + return -EINVAL; } + out: return ret; } @@ -706,10 +730,12 @@ static void watchpoint_handler(unsigned long addr, unsigned int fsr, goto unlock; /* Check that the access type matches. */ - access = (fsr & ARM_FSR_ACCESS_MASK) ? HW_BREAKPOINT_W : - HW_BREAKPOINT_R; - if (!(access & hw_breakpoint_type(wp))) - goto unlock; + if (debug_exception_updates_fsr()) { + access = (fsr & ARM_FSR_ACCESS_MASK) ? + HW_BREAKPOINT_W : HW_BREAKPOINT_R; + if (!(access & hw_breakpoint_type(wp))) + goto unlock; + } /* We have a winner. */ info->trigger = addr; diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index f7945218b8c6..b0179b89a04c 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -420,20 +420,23 @@ asmlinkage void __exception do_undefinstr(struct pt_regs *regs) #endif instr = *(u32 *) pc; } else if (thumb_mode(regs)) { - get_user(instr, (u16 __user *)pc); + if (get_user(instr, (u16 __user *)pc)) + goto die_sig; if (is_wide_instruction(instr)) { unsigned int instr2; - get_user(instr2, (u16 __user *)pc+1); + if (get_user(instr2, (u16 __user *)pc+1)) + goto die_sig; instr <<= 16; instr |= instr2; } - } else { - get_user(instr, (u32 __user *)pc); + } else if (get_user(instr, (u32 __user *)pc)) { + goto die_sig; } if (call_undef_hook(regs, instr) == 0) return; +die_sig: #ifdef CONFIG_DEBUG_USER if (user_debug & UDBG_UNDEFINED) { printk(KERN_INFO "%s (%d): undefined instruction: pc=%p\n", diff --git a/arch/arm/lib/delay.c b/arch/arm/lib/delay.c index d6dacc69254e..395d5fbb8fa2 100644 --- a/arch/arm/lib/delay.c +++ b/arch/arm/lib/delay.c @@ -59,6 +59,7 @@ void __init init_current_timer_delay(unsigned long freq) { pr_info("Switching to timer-based delay loop\n"); lpj_fine = freq / HZ; + loops_per_jiffy = lpj_fine; arm_delay_ops.delay = __timer_delay; arm_delay_ops.const_udelay = __timer_const_udelay; arm_delay_ops.udelay = __timer_udelay; diff --git a/arch/arm/lib/getuser.S b/arch/arm/lib/getuser.S index 11093a7c3e32..9b06bb41fca6 100644 --- a/arch/arm/lib/getuser.S +++ b/arch/arm/lib/getuser.S @@ -16,8 +16,9 @@ * __get_user_X * * Inputs: r0 contains the address + * r1 contains the address limit, which must be preserved * Outputs: r0 is the error code - * r2, r3 contains the zero-extended value + * r2 contains the zero-extended value * lr corrupted * * No other registers must be altered. (see <asm/uaccess.h> @@ -27,33 +28,39 @@ * Note also that it is intended that __get_user_bad is not global. */ #include <linux/linkage.h> +#include <asm/assembler.h> #include <asm/errno.h> #include <asm/domain.h> ENTRY(__get_user_1) + check_uaccess r0, 1, r1, r2, __get_user_bad 1: TUSER(ldrb) r2, [r0] mov r0, #0 mov pc, lr ENDPROC(__get_user_1) ENTRY(__get_user_2) -#ifdef CONFIG_THUMB2_KERNEL -2: TUSER(ldrb) r2, [r0] -3: TUSER(ldrb) r3, [r0, #1] + check_uaccess r0, 2, r1, r2, __get_user_bad +#ifdef CONFIG_CPU_USE_DOMAINS +rb .req ip +2: ldrbt r2, [r0], #1 +3: ldrbt rb, [r0], #0 #else -2: TUSER(ldrb) r2, [r0], #1 -3: TUSER(ldrb) r3, [r0] +rb .req r0 +2: ldrb r2, [r0] +3: ldrb rb, [r0, #1] #endif #ifndef __ARMEB__ - orr r2, r2, r3, lsl #8 + orr r2, r2, rb, lsl #8 #else - orr r2, r3, r2, lsl #8 + orr r2, rb, r2, lsl #8 #endif mov r0, #0 mov pc, lr ENDPROC(__get_user_2) ENTRY(__get_user_4) + check_uaccess r0, 4, r1, r2, __get_user_bad 4: TUSER(ldr) r2, [r0] mov r0, #0 mov pc, lr diff --git a/arch/arm/lib/putuser.S b/arch/arm/lib/putuser.S index 7db25990c589..3d73dcb959b0 100644 --- a/arch/arm/lib/putuser.S +++ b/arch/arm/lib/putuser.S @@ -16,6 +16,7 @@ * __put_user_X * * Inputs: r0 contains the address + * r1 contains the address limit, which must be preserved * r2, r3 contains the value * Outputs: r0 is the error code * lr corrupted @@ -27,16 +28,19 @@ * Note also that it is intended that __put_user_bad is not global. */ #include <linux/linkage.h> +#include <asm/assembler.h> #include <asm/errno.h> #include <asm/domain.h> ENTRY(__put_user_1) + check_uaccess r0, 1, r1, ip, __put_user_bad 1: TUSER(strb) r2, [r0] mov r0, #0 mov pc, lr ENDPROC(__put_user_1) ENTRY(__put_user_2) + check_uaccess r0, 2, r1, ip, __put_user_bad mov ip, r2, lsr #8 #ifdef CONFIG_THUMB2_KERNEL #ifndef __ARMEB__ @@ -60,12 +64,14 @@ ENTRY(__put_user_2) ENDPROC(__put_user_2) ENTRY(__put_user_4) + check_uaccess r0, 4, r1, ip, __put_user_bad 4: TUSER(str) r2, [r0] mov r0, #0 mov pc, lr ENDPROC(__put_user_4) ENTRY(__put_user_8) + check_uaccess r0, 8, r1, ip, __put_user_bad #ifdef CONFIG_THUMB2_KERNEL 5: TUSER(str) r2, [r0] 6: TUSER(str) r3, [r0, #4] diff --git a/arch/arm/mach-imx/clk-imx25.c b/arch/arm/mach-imx/clk-imx25.c index fdd8cc87c9fe..4431a62fff5b 100644 --- a/arch/arm/mach-imx/clk-imx25.c +++ b/arch/arm/mach-imx/clk-imx25.c @@ -222,10 +222,8 @@ int __init mx25_clocks_init(void) clk_register_clkdev(clk[lcdc_ipg], "ipg", "imx-fb.0"); clk_register_clkdev(clk[lcdc_ahb], "ahb", "imx-fb.0"); clk_register_clkdev(clk[wdt_ipg], NULL, "imx2-wdt.0"); - clk_register_clkdev(clk[ssi1_ipg_per], "per", "imx-ssi.0"); - clk_register_clkdev(clk[ssi1_ipg], "ipg", "imx-ssi.0"); - clk_register_clkdev(clk[ssi2_ipg_per], "per", "imx-ssi.1"); - clk_register_clkdev(clk[ssi2_ipg], "ipg", "imx-ssi.1"); + clk_register_clkdev(clk[ssi1_ipg], NULL, "imx-ssi.0"); + clk_register_clkdev(clk[ssi2_ipg], NULL, "imx-ssi.1"); clk_register_clkdev(clk[esdhc1_ipg_per], "per", "sdhci-esdhc-imx25.0"); clk_register_clkdev(clk[esdhc1_ipg], "ipg", "sdhci-esdhc-imx25.0"); clk_register_clkdev(clk[esdhc1_ahb], "ahb", "sdhci-esdhc-imx25.0"); diff --git a/arch/arm/mach-imx/clk-imx35.c b/arch/arm/mach-imx/clk-imx35.c index c6422fb10bae..65fb8bcd86cb 100644 --- a/arch/arm/mach-imx/clk-imx35.c +++ b/arch/arm/mach-imx/clk-imx35.c @@ -230,10 +230,8 @@ int __init mx35_clocks_init() clk_register_clkdev(clk[ipu_gate], NULL, "mx3_sdc_fb"); clk_register_clkdev(clk[owire_gate], NULL, "mxc_w1"); clk_register_clkdev(clk[sdma_gate], NULL, "imx35-sdma"); - clk_register_clkdev(clk[ipg], "ipg", "imx-ssi.0"); - clk_register_clkdev(clk[ssi1_div_post], "per", "imx-ssi.0"); - clk_register_clkdev(clk[ipg], "ipg", "imx-ssi.1"); - clk_register_clkdev(clk[ssi2_div_post], "per", "imx-ssi.1"); + clk_register_clkdev(clk[ssi1_gate], NULL, "imx-ssi.0"); + clk_register_clkdev(clk[ssi2_gate], NULL, "imx-ssi.1"); /* i.mx35 has the i.mx21 type uart */ clk_register_clkdev(clk[uart1_gate], "per", "imx21-uart.0"); clk_register_clkdev(clk[ipg], "ipg", "imx21-uart.0"); diff --git a/arch/arm/mach-omap1/board-htcherald.c b/arch/arm/mach-omap1/board-htcherald.c index a5ac352d68d3..1dcb751b8fe5 100644 --- a/arch/arm/mach-omap1/board-htcherald.c +++ b/arch/arm/mach-omap1/board-htcherald.c @@ -475,8 +475,7 @@ static void __init htcherald_lcd_init(void) break; } if (!tries) - printk(KERN_WARNING "Timeout waiting for end of frame " - "-- LCD may not be available\n"); + pr_err("Timeout waiting for end of frame -- LCD may not be available\n"); /* turn off DMA */ reg = omap_readw(OMAP_DMA_LCD_CCR); diff --git a/arch/arm/mach-omap1/clock.c b/arch/arm/mach-omap1/clock.c index a9ee06b6cb42..638f4070fc70 100644 --- a/arch/arm/mach-omap1/clock.c +++ b/arch/arm/mach-omap1/clock.c @@ -587,8 +587,8 @@ void omap1_clk_disable_unused(struct clk *clk) /* Clocks in the DSP domain need api_ck. Just assume bootloader * has not enabled any DSP clocks */ if (clk->enable_reg == DSP_IDLECT2) { - printk(KERN_INFO "Skipping reset check for DSP domain " - "clock \"%s\"\n", clk->name); + pr_info("Skipping reset check for DSP domain clock \"%s\"\n", + clk->name); return; } diff --git a/arch/arm/mach-omap1/clock_data.c b/arch/arm/mach-omap1/clock_data.c index 6a32b9b0dc30..9b45f4b0ee22 100644 --- a/arch/arm/mach-omap1/clock_data.c +++ b/arch/arm/mach-omap1/clock_data.c @@ -775,11 +775,10 @@ static struct clk_functions omap1_clk_functions = { static void __init omap1_show_rates(void) { - pr_notice("Clocking rate (xtal/DPLL1/MPU): " - "%ld.%01ld/%ld.%01ld/%ld.%01ld MHz\n", - ck_ref.rate / 1000000, (ck_ref.rate / 100000) % 10, - ck_dpll1.rate / 1000000, (ck_dpll1.rate / 100000) % 10, - arm_ck.rate / 1000000, (arm_ck.rate / 100000) % 10); + pr_notice("Clocking rate (xtal/DPLL1/MPU): %ld.%01ld/%ld.%01ld/%ld.%01ld MHz\n", + ck_ref.rate / 1000000, (ck_ref.rate / 100000) % 10, + ck_dpll1.rate / 1000000, (ck_dpll1.rate / 100000) % 10, + arm_ck.rate / 1000000, (arm_ck.rate / 100000) % 10); } u32 cpu_mask; @@ -840,8 +839,8 @@ int __init omap1_clk_init(void) if (cpu_is_omap16xx() && crystal_type == 2) ck_ref.rate = 19200000; - pr_info("Clocks: ARM_SYSST: 0x%04x DPLL_CTL: 0x%04x ARM_CKCTL: " - "0x%04x\n", omap_readw(ARM_SYSST), omap_readw(DPLL_CTL), + pr_info("Clocks: ARM_SYSST: 0x%04x DPLL_CTL: 0x%04x ARM_CKCTL: 0x%04x\n", + omap_readw(ARM_SYSST), omap_readw(DPLL_CTL), omap_readw(ARM_CKCTL)); /* We want to be in syncronous scalable mode */ diff --git a/arch/arm/mach-omap1/dma.c b/arch/arm/mach-omap1/dma.c index b0b0f0f27450..29007fef84cd 100644 --- a/arch/arm/mach-omap1/dma.c +++ b/arch/arm/mach-omap1/dma.c @@ -331,8 +331,9 @@ static int __init omap1_system_dma_init(void) d->chan = kzalloc(sizeof(struct omap_dma_lch) * (d->lch_count), GFP_KERNEL); if (!d->chan) { - dev_err(&pdev->dev, "%s: Memory allocation failed" - "for d->chan!!!\n", __func__); + dev_err(&pdev->dev, + "%s: Memory allocation failed for d->chan!\n", + __func__); goto exit_release_d; } diff --git a/arch/arm/mach-omap1/lcd_dma.c b/arch/arm/mach-omap1/lcd_dma.c index 5769c71815b2..ed42628611bc 100644 --- a/arch/arm/mach-omap1/lcd_dma.c +++ b/arch/arm/mach-omap1/lcd_dma.c @@ -113,8 +113,7 @@ EXPORT_SYMBOL(omap_set_lcd_dma_b1_mirror); void omap_set_lcd_dma_b1_vxres(unsigned long vxres) { if (cpu_is_omap15xx()) { - printk(KERN_ERR "DMA virtual resolution is not supported " - "in 1510 mode\n"); + pr_err("DMA virtual resolution is not supported in 1510 mode\n"); BUG(); } lcd_dma.vxres = vxres; @@ -437,8 +436,7 @@ static int __init omap_init_lcd_dma(void) r = request_irq(INT_DMA_LCD, lcd_dma_irq_handler, 0, "LCD DMA", NULL); if (r != 0) - printk(KERN_ERR "unable to request IRQ for LCD DMA " - "(error %d)\n", r); + pr_err("unable to request IRQ for LCD DMA (error %d)\n", r); return r; } diff --git a/arch/arm/mach-omap1/leds-h2p2-debug.c b/arch/arm/mach-omap1/leds-h2p2-debug.c index 7f4bba9fa02e..6f958aec9459 100644 --- a/arch/arm/mach-omap1/leds-h2p2-debug.c +++ b/arch/arm/mach-omap1/leds-h2p2-debug.c @@ -69,11 +69,13 @@ void h2p2_dbg_leds_event(led_event_t evt) gpio_set_value(GPIO_IDLE, 0); } - __raw_writew(~0, &fpga->leds); led_state &= ~LED_STATE_ENABLED; - if (evt == led_halted) { - iounmap(fpga); - fpga = NULL; + if (fpga) { + __raw_writew(~0, &fpga->leds); + if (evt == led_halted) { + iounmap(fpga); + fpga = NULL; + } } goto done; @@ -159,7 +161,7 @@ void h2p2_dbg_leds_event(led_event_t evt) /* * Actually burn the LEDs */ - if (led_state & LED_STATE_ENABLED) + if (led_state & LED_STATE_ENABLED && fpga) __raw_writew(~hw_led_state, &fpga->leds); done: diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig index fcd4e85c4ddc..346fd26f3aa6 100644 --- a/arch/arm/mach-omap2/Kconfig +++ b/arch/arm/mach-omap2/Kconfig @@ -232,10 +232,11 @@ config MACH_OMAP3_PANDORA select OMAP_PACKAGE_CBB select REGULATOR_FIXED_VOLTAGE if REGULATOR -config MACH_OMAP3_TOUCHBOOK +config MACH_TOUCHBOOK bool "OMAP3 Touch Book" depends on ARCH_OMAP3 default y + select OMAP_PACKAGE_CBB config MACH_OMAP_3430SDP bool "OMAP 3430 SDP board" diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index f6a24b3f9c4f..34c2c7f59f0a 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -255,7 +255,7 @@ obj-$(CONFIG_MACH_OMAP_3630SDP) += board-zoom-display.o obj-$(CONFIG_MACH_CM_T35) += board-cm-t35.o obj-$(CONFIG_MACH_CM_T3517) += board-cm-t3517.o obj-$(CONFIG_MACH_IGEP0020) += board-igep0020.o -obj-$(CONFIG_MACH_OMAP3_TOUCHBOOK) += board-omap3touchbook.o +obj-$(CONFIG_MACH_TOUCHBOOK) += board-omap3touchbook.o obj-$(CONFIG_MACH_OMAP_4430SDP) += board-4430sdp.o obj-$(CONFIG_MACH_OMAP4_PANDA) += board-omap4panda.o diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c index d8deaea37dca..4b43fe311571 100644 --- a/arch/arm/mach-omap2/board-n8x0.c +++ b/arch/arm/mach-omap2/board-n8x0.c @@ -550,8 +550,8 @@ static int n8x0_auto_sleep_regulators(void) ret = menelaus_set_regulator_sleep(1, val); if (ret < 0) { - printk(KERN_ERR "Could not set regulators to sleep on " - "menelaus: %u\n", ret); + pr_err("Could not set regulators to sleep on menelaus: %u\n", + ret); return ret; } return 0; @@ -563,8 +563,7 @@ static int n8x0_auto_voltage_scale(void) ret = menelaus_set_vcore_hw(1400, 1050); if (ret < 0) { - printk(KERN_ERR "Could not set VCORE voltage on " - "menelaus: %u\n", ret); + pr_err("Could not set VCORE voltage on menelaus: %u\n", ret); return ret; } return 0; diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c index 7a62d1322b7a..13c101c2c643 100644 --- a/arch/arm/mach-omap2/board-overo.c +++ b/arch/arm/mach-omap2/board-overo.c @@ -516,8 +516,7 @@ static void __init overo_init(void) udelay(10); gpio_set_value(OVERO_GPIO_W2W_NRESET, 1); } else { - printk(KERN_ERR "could not obtain gpio for " - "OVERO_GPIO_W2W_NRESET\n"); + pr_err("could not obtain gpio for OVERO_GPIO_W2W_NRESET\n"); } ret = gpio_request_array(overo_bt_gpios, ARRAY_SIZE(overo_bt_gpios)); @@ -536,8 +535,7 @@ static void __init overo_init(void) if (ret == 0) gpio_export(OVERO_GPIO_USBH_CPEN, 0); else - printk(KERN_ERR "could not obtain gpio for " - "OVERO_GPIO_USBH_CPEN\n"); + pr_err("could not obtain gpio for OVERO_GPIO_USBH_CPEN\n"); } MACHINE_START(OVERO, "Gumstix Overo") diff --git a/arch/arm/mach-omap2/board-zoom-debugboard.c b/arch/arm/mach-omap2/board-zoom-debugboard.c index 5ec069e529e7..0d8d91917d10 100644 --- a/arch/arm/mach-omap2/board-zoom-debugboard.c +++ b/arch/arm/mach-omap2/board-zoom-debugboard.c @@ -84,8 +84,7 @@ static inline void __init zoom_init_quaduart(void) quart_cs = ZOOM_QUADUART_CS; if (gpmc_cs_request(quart_cs, SZ_1M, &cs_mem_base) < 0) { - printk(KERN_ERR "Failed to request GPMC mem" - "for Quad UART(TL16CP754C)\n"); + pr_err("Failed to request GPMC mem for Quad UART(TL16CP754C)\n"); return; } @@ -107,8 +106,8 @@ static inline int omap_zoom_debugboard_detect(void) if (gpio_request_one(debug_board_detect, GPIOF_IN, "Zoom debug board detect") < 0) { - printk(KERN_ERR "Failed to request GPIO%d for Zoom debug" - "board detect\n", debug_board_detect); + pr_err("Failed to request GPIO%d for Zoom debug board detect\n", + debug_board_detect); return 0; } diff --git a/arch/arm/mach-omap2/clkt34xx_dpll3m2.c b/arch/arm/mach-omap2/clkt34xx_dpll3m2.c index d6e34dd9e7e7..298887b5bf66 100644 --- a/arch/arm/mach-omap2/clkt34xx_dpll3m2.c +++ b/arch/arm/mach-omap2/clkt34xx_dpll3m2.c @@ -92,15 +92,13 @@ int omap3_core_dpll_m2_set_rate(struct clk *clk, unsigned long rate) pr_debug("clock: changing CORE DPLL rate from %lu to %lu\n", clk->rate, validrate); - pr_debug("clock: SDRC CS0 timing params used:" - " RFR %08x CTRLA %08x CTRLB %08x MR %08x\n", + pr_debug("clock: SDRC CS0 timing params used: RFR %08x CTRLA %08x CTRLB %08x MR %08x\n", sdrc_cs0->rfr_ctrl, sdrc_cs0->actim_ctrla, sdrc_cs0->actim_ctrlb, sdrc_cs0->mr); if (sdrc_cs1) - pr_debug("clock: SDRC CS1 timing params used: " - " RFR %08x CTRLA %08x CTRLB %08x MR %08x\n", - sdrc_cs1->rfr_ctrl, sdrc_cs1->actim_ctrla, - sdrc_cs1->actim_ctrlb, sdrc_cs1->mr); + pr_debug("clock: SDRC CS1 timing params used: RFR %08x CTRLA %08x CTRLB %08x MR %08x\n", + sdrc_cs1->rfr_ctrl, sdrc_cs1->actim_ctrla, + sdrc_cs1->actim_ctrlb, sdrc_cs1->mr); if (sdrc_cs1) omap3_configure_core_dpll( diff --git a/arch/arm/mach-omap2/clkt_clksel.c b/arch/arm/mach-omap2/clkt_clksel.c index 04d551b1f7f7..19a980956d44 100644 --- a/arch/arm/mach-omap2/clkt_clksel.c +++ b/arch/arm/mach-omap2/clkt_clksel.c @@ -71,8 +71,8 @@ static const struct clksel *_get_clksel_by_parent(struct clk *clk, if (!clks->parent) { /* This indicates a data problem */ - WARN(1, "clock: Could not find parent clock %s in clksel array " - "of clock %s\n", src_clk->name, clk->name); + WARN(1, "clock: %s: could not find parent clock %s in clksel array\n", + clk->name, src_clk->name); return NULL; } @@ -126,8 +126,8 @@ static u8 _get_div_and_fieldval(struct clk *src_clk, struct clk *clk, if (max_div == 0) { /* This indicates an error in the clksel data */ - WARN(1, "clock: Could not find divisor for clock %s parent %s" - "\n", clk->name, src_clk->parent->name); + WARN(1, "clock: %s: could not find divisor for parent %s\n", + clk->name, src_clk->parent->name); return 0; } @@ -191,8 +191,8 @@ static u32 _clksel_to_divisor(struct clk *clk, u32 field_val) if (!clkr->div) { /* This indicates a data error */ - WARN(1, "clock: Could not find fieldval %d for clock %s parent " - "%s\n", field_val, clk->name, clk->parent->name); + WARN(1, "clock: %s: could not find fieldval %d parent %s\n", + clk->name, field_val, clk->parent->name); return 0; } @@ -230,8 +230,8 @@ static u32 _divisor_to_clksel(struct clk *clk, u32 div) } if (!clkr->div) { - pr_err("clock: Could not find divisor %d for clock %s parent " - "%s\n", div, clk->name, clk->parent->name); + pr_err("clock: %s: could not find divisor %d parent %s\n", + clk->name, div, clk->parent->name); return ~0; } @@ -300,8 +300,8 @@ u32 omap2_clksel_round_rate_div(struct clk *clk, unsigned long target_rate, /* Sanity check */ if (clkr->div <= last_div) - pr_err("clock: clksel_rate table not sorted " - "for clock %s", clk->name); + pr_err("clock: %s: clksel_rate table not sorted", + clk->name); last_div = clkr->div; @@ -312,9 +312,8 @@ u32 omap2_clksel_round_rate_div(struct clk *clk, unsigned long target_rate, } if (!clkr->div) { - pr_err("clock: Could not find divisor for target " - "rate %ld for clock %s parent %s\n", target_rate, - clk->name, clk->parent->name); + pr_err("clock: %s: could not find divisor for target rate %ld parent %s\n", + clk->name, target_rate, clk->parent->name); return ~0; } @@ -359,8 +358,7 @@ void omap2_init_clksel_parent(struct clk *clk) if (clkr->val == r) { if (clk->parent != clks->parent) { - pr_debug("clock: inited %s parent " - "to %s (was %s)\n", + pr_debug("clock: %s: inited parent to %s (was %s)\n", clk->name, clks->parent->name, ((clk->parent) ? clk->parent->name : "NULL")); diff --git a/arch/arm/mach-omap2/clkt_dpll.c b/arch/arm/mach-omap2/clkt_dpll.c index ae624c3b832a..a3b60c7b9aa8 100644 --- a/arch/arm/mach-omap2/clkt_dpll.c +++ b/arch/arm/mach-omap2/clkt_dpll.c @@ -105,13 +105,13 @@ static int _dpll_test_fint(struct clk *clk, u8 n) } if (fint < fint_min) { - pr_debug("rejecting n=%d due to Fint failure, " - "lowering max_divider\n", n); + pr_debug("rejecting n=%d due to Fint failure, lowering max_divider\n", + n); dd->max_divider = n; ret = DPLL_FINT_UNDERFLOW; } else if (fint > fint_max) { - pr_debug("rejecting n=%d due to Fint failure, " - "boosting min_divider\n", n); + pr_debug("rejecting n=%d due to Fint failure, boosting min_divider\n", + n); dd->min_divider = n; ret = DPLL_FINT_INVALID; } else if (cpu_is_omap3430() && fint > OMAP3430_DPLL_FINT_BAND1_MAX && diff --git a/arch/arm/mach-omap2/clock.c b/arch/arm/mach-omap2/clock.c index 1a1f97f3ca69..e97f98ffe8b2 100644 --- a/arch/arm/mach-omap2/clock.c +++ b/arch/arm/mach-omap2/clock.c @@ -104,8 +104,8 @@ void omap2_init_clk_clkdm(struct clk *clk) clk->name, clk->clkdm_name); clk->clkdm = clkdm; } else { - pr_debug("clock: could not associate clk %s to " - "clkdm %s\n", clk->name, clk->clkdm_name); + pr_debug("clock: could not associate clk %s to clkdm %s\n", + clk->name, clk->clkdm_name); } } @@ -228,8 +228,7 @@ void omap2_dflt_clk_disable(struct clk *clk) * 'Independent' here refers to a clock which is not * controlled by its parent. */ - printk(KERN_ERR "clock: clk_disable called on independent " - "clock %s which has no enable_reg\n", clk->name); + pr_err("clock: clk_disable called on independent clock %s which has no enable_reg\n", clk->name); return; } @@ -272,8 +271,7 @@ const struct clkops clkops_omap2_dflt = { void omap2_clk_disable(struct clk *clk) { if (clk->usecount == 0) { - WARN(1, "clock: %s: omap2_clk_disable() called, but usecount " - "already 0?", clk->name); + WARN(1, "clock: %s: omap2_clk_disable() called, but usecount already 0?", clk->name); return; } @@ -334,8 +332,8 @@ int omap2_clk_enable(struct clk *clk) if (clkdm_control && clk->clkdm) { ret = clkdm_clk_enable(clk->clkdm, clk); if (ret) { - WARN(1, "clock: %s: could not enable clockdomain %s: " - "%d\n", clk->name, clk->clkdm->name, ret); + WARN(1, "clock: %s: could not enable clockdomain %s: %d\n", + clk->name, clk->clkdm->name, ret); goto oce_err2; } } @@ -503,10 +501,8 @@ void __init omap2_clk_print_new_rates(const char *hfclkin_ck_name, hfclkin_rate = clk_get_rate(hfclkin_ck); - pr_info("Switched to new clocking rate (Crystal/Core/MPU): " - "%ld.%01ld/%ld/%ld MHz\n", - (hfclkin_rate / 1000000), - ((hfclkin_rate / 100000) % 10), + pr_info("Switched to new clocking rate (Crystal/Core/MPU): %ld.%01ld/%ld/%ld MHz\n", + (hfclkin_rate / 1000000), ((hfclkin_rate / 100000) % 10), (clk_get_rate(core_ck) / 1000000), (clk_get_rate(mpu_ck) / 1000000)); } diff --git a/arch/arm/mach-omap2/clock33xx_data.c b/arch/arm/mach-omap2/clock33xx_data.c index 7aa5ecaee5a2..8e06de665b14 100644 --- a/arch/arm/mach-omap2/clock33xx_data.c +++ b/arch/arm/mach-omap2/clock33xx_data.c @@ -1036,13 +1036,13 @@ static struct omap_clk am33xx_clks[] = { CLK(NULL, "mmu_fck", &mmu_fck, CK_AM33XX), CLK(NULL, "smartreflex0_fck", &smartreflex0_fck, CK_AM33XX), CLK(NULL, "smartreflex1_fck", &smartreflex1_fck, CK_AM33XX), - CLK(NULL, "gpt1_fck", &timer1_fck, CK_AM33XX), - CLK(NULL, "gpt2_fck", &timer2_fck, CK_AM33XX), - CLK(NULL, "gpt3_fck", &timer3_fck, CK_AM33XX), - CLK(NULL, "gpt4_fck", &timer4_fck, CK_AM33XX), - CLK(NULL, "gpt5_fck", &timer5_fck, CK_AM33XX), - CLK(NULL, "gpt6_fck", &timer6_fck, CK_AM33XX), - CLK(NULL, "gpt7_fck", &timer7_fck, CK_AM33XX), + CLK(NULL, "timer1_fck", &timer1_fck, CK_AM33XX), + CLK(NULL, "timer2_fck", &timer2_fck, CK_AM33XX), + CLK(NULL, "timer3_fck", &timer3_fck, CK_AM33XX), + CLK(NULL, "timer4_fck", &timer4_fck, CK_AM33XX), + CLK(NULL, "timer5_fck", &timer5_fck, CK_AM33XX), + CLK(NULL, "timer6_fck", &timer6_fck, CK_AM33XX), + CLK(NULL, "timer7_fck", &timer7_fck, CK_AM33XX), CLK(NULL, "usbotg_fck", &usbotg_fck, CK_AM33XX), CLK(NULL, "ieee5000_fck", &ieee5000_fck, CK_AM33XX), CLK(NULL, "wdt1_fck", &wdt1_fck, CK_AM33XX), diff --git a/arch/arm/mach-omap2/clock3xxx.c b/arch/arm/mach-omap2/clock3xxx.c index fc2765bcdd40..15cdc6471737 100644 --- a/arch/arm/mach-omap2/clock3xxx.c +++ b/arch/arm/mach-omap2/clock3xxx.c @@ -49,8 +49,7 @@ int omap3_dpll4_set_rate(struct clk *clk, unsigned long rate) * on DPLL4. */ if (omap_rev() == OMAP3430_REV_ES1_0) { - pr_err("clock: DPLL4 cannot change rate due to " - "silicon 'Limitation 2.5' on 3430ES1.\n"); + pr_err("clock: DPLL4 cannot change rate due to silicon 'Limitation 2.5' on 3430ES1.\n"); return -EINVAL; } diff --git a/arch/arm/mach-omap2/clockdomain.c b/arch/arm/mach-omap2/clockdomain.c index 8664f5a8bfb6..a1555627ad97 100644 --- a/arch/arm/mach-omap2/clockdomain.c +++ b/arch/arm/mach-omap2/clockdomain.c @@ -174,9 +174,8 @@ void _clkdm_add_autodeps(struct clockdomain *clkdm) if (IS_ERR(autodep->clkdm.ptr)) continue; - pr_debug("clockdomain: adding %s sleepdep/wkdep for " - "clkdm %s\n", autodep->clkdm.ptr->name, - clkdm->name); + pr_debug("clockdomain: %s: adding %s sleepdep/wkdep\n", + clkdm->name, autodep->clkdm.ptr->name); clkdm_add_sleepdep(clkdm, autodep->clkdm.ptr); clkdm_add_wkdep(clkdm, autodep->clkdm.ptr); @@ -205,9 +204,8 @@ void _clkdm_del_autodeps(struct clockdomain *clkdm) if (IS_ERR(autodep->clkdm.ptr)) continue; - pr_debug("clockdomain: removing %s sleepdep/wkdep for " - "clkdm %s\n", autodep->clkdm.ptr->name, - clkdm->name); + pr_debug("clockdomain: %s: removing %s sleepdep/wkdep\n", + clkdm->name, autodep->clkdm.ptr->name); clkdm_del_sleepdep(clkdm, autodep->clkdm.ptr); clkdm_del_wkdep(clkdm, autodep->clkdm.ptr); @@ -469,14 +467,14 @@ int clkdm_add_wkdep(struct clockdomain *clkdm1, struct clockdomain *clkdm2) ret = -EINVAL; if (ret) { - pr_debug("clockdomain: hardware cannot set/clear wake up of " - "%s when %s wakes up\n", clkdm1->name, clkdm2->name); + pr_debug("clockdomain: hardware cannot set/clear wake up of %s when %s wakes up\n", + clkdm1->name, clkdm2->name); return ret; } if (atomic_inc_return(&cd->wkdep_usecount) == 1) { - pr_debug("clockdomain: hardware will wake up %s when %s wakes " - "up\n", clkdm1->name, clkdm2->name); + pr_debug("clockdomain: hardware will wake up %s when %s wakes up\n", + clkdm1->name, clkdm2->name); ret = arch_clkdm->clkdm_add_wkdep(clkdm1, clkdm2); } @@ -510,14 +508,14 @@ int clkdm_del_wkdep(struct clockdomain *clkdm1, struct clockdomain *clkdm2) ret = -EINVAL; if (ret) { - pr_debug("clockdomain: hardware cannot set/clear wake up of " - "%s when %s wakes up\n", clkdm1->name, clkdm2->name); + pr_debug("clockdomain: hardware cannot set/clear wake up of %s when %s wakes up\n", + clkdm1->name, clkdm2->name); return ret; } if (atomic_dec_return(&cd->wkdep_usecount) == 0) { - pr_debug("clockdomain: hardware will no longer wake up %s " - "after %s wakes up\n", clkdm1->name, clkdm2->name); + pr_debug("clockdomain: hardware will no longer wake up %s after %s wakes up\n", + clkdm1->name, clkdm2->name); ret = arch_clkdm->clkdm_del_wkdep(clkdm1, clkdm2); } @@ -555,8 +553,8 @@ int clkdm_read_wkdep(struct clockdomain *clkdm1, struct clockdomain *clkdm2) ret = -EINVAL; if (ret) { - pr_debug("clockdomain: hardware cannot set/clear wake up of " - "%s when %s wakes up\n", clkdm1->name, clkdm2->name); + pr_debug("clockdomain: hardware cannot set/clear wake up of %s when %s wakes up\n", + clkdm1->name, clkdm2->name); return ret; } @@ -613,15 +611,14 @@ int clkdm_add_sleepdep(struct clockdomain *clkdm1, struct clockdomain *clkdm2) ret = -EINVAL; if (ret) { - pr_debug("clockdomain: hardware cannot set/clear sleep " - "dependency affecting %s from %s\n", clkdm1->name, - clkdm2->name); + pr_debug("clockdomain: hardware cannot set/clear sleep dependency affecting %s from %s\n", + clkdm1->name, clkdm2->name); return ret; } if (atomic_inc_return(&cd->sleepdep_usecount) == 1) { - pr_debug("clockdomain: will prevent %s from sleeping if %s " - "is active\n", clkdm1->name, clkdm2->name); + pr_debug("clockdomain: will prevent %s from sleeping if %s is active\n", + clkdm1->name, clkdm2->name); ret = arch_clkdm->clkdm_add_sleepdep(clkdm1, clkdm2); } @@ -657,16 +654,14 @@ int clkdm_del_sleepdep(struct clockdomain *clkdm1, struct clockdomain *clkdm2) ret = -EINVAL; if (ret) { - pr_debug("clockdomain: hardware cannot set/clear sleep " - "dependency affecting %s from %s\n", clkdm1->name, - clkdm2->name); + pr_debug("clockdomain: hardware cannot set/clear sleep dependency affecting %s from %s\n", + clkdm1->name, clkdm2->name); return ret; } if (atomic_dec_return(&cd->sleepdep_usecount) == 0) { - pr_debug("clockdomain: will no longer prevent %s from " - "sleeping if %s is active\n", clkdm1->name, - clkdm2->name); + pr_debug("clockdomain: will no longer prevent %s from sleeping if %s is active\n", + clkdm1->name, clkdm2->name); ret = arch_clkdm->clkdm_del_sleepdep(clkdm1, clkdm2); } @@ -706,9 +701,8 @@ int clkdm_read_sleepdep(struct clockdomain *clkdm1, struct clockdomain *clkdm2) ret = -EINVAL; if (ret) { - pr_debug("clockdomain: hardware cannot set/clear sleep " - "dependency affecting %s from %s\n", clkdm1->name, - clkdm2->name); + pr_debug("clockdomain: hardware cannot set/clear sleep dependency affecting %s from %s\n", + clkdm1->name, clkdm2->name); return ret; } @@ -755,8 +749,8 @@ int clkdm_sleep(struct clockdomain *clkdm) return -EINVAL; if (!(clkdm->flags & CLKDM_CAN_FORCE_SLEEP)) { - pr_debug("clockdomain: %s does not support forcing " - "sleep via software\n", clkdm->name); + pr_debug("clockdomain: %s does not support forcing sleep via software\n", + clkdm->name); return -EINVAL; } @@ -790,8 +784,8 @@ int clkdm_wakeup(struct clockdomain *clkdm) return -EINVAL; if (!(clkdm->flags & CLKDM_CAN_FORCE_WAKEUP)) { - pr_debug("clockdomain: %s does not support forcing " - "wakeup via software\n", clkdm->name); + pr_debug("clockdomain: %s does not support forcing wakeup via software\n", + clkdm->name); return -EINVAL; } @@ -826,8 +820,8 @@ void clkdm_allow_idle(struct clockdomain *clkdm) return; if (!(clkdm->flags & CLKDM_CAN_ENABLE_AUTO)) { - pr_debug("clock: automatic idle transitions cannot be enabled " - "on clockdomain %s\n", clkdm->name); + pr_debug("clock: %s: automatic idle transitions cannot be enabled\n", + clkdm->name); return; } @@ -861,8 +855,8 @@ void clkdm_deny_idle(struct clockdomain *clkdm) return; if (!(clkdm->flags & CLKDM_CAN_DISABLE_AUTO)) { - pr_debug("clockdomain: automatic idle transitions cannot be " - "disabled on %s\n", clkdm->name); + pr_debug("clockdomain: %s: automatic idle transitions cannot be disabled\n", + clkdm->name); return; } @@ -927,7 +921,7 @@ static int _clkdm_clk_hwmod_enable(struct clockdomain *clkdm) pwrdm_state_switch(clkdm->pwrdm.ptr); spin_unlock_irqrestore(&clkdm->lock, flags); - pr_debug("clockdomain: clkdm %s: enabled\n", clkdm->name); + pr_debug("clockdomain: %s: enabled\n", clkdm->name); return 0; } @@ -952,7 +946,7 @@ static int _clkdm_clk_hwmod_disable(struct clockdomain *clkdm) pwrdm_state_switch(clkdm->pwrdm.ptr); spin_unlock_irqrestore(&clkdm->lock, flags); - pr_debug("clockdomain: clkdm %s: disabled\n", clkdm->name); + pr_debug("clockdomain: %s: disabled\n", clkdm->name); return 0; } diff --git a/arch/arm/mach-omap2/clockdomain2xxx_3xxx.c b/arch/arm/mach-omap2/clockdomain2xxx_3xxx.c index a0d68dbecfa3..f99e65cfb862 100644 --- a/arch/arm/mach-omap2/clockdomain2xxx_3xxx.c +++ b/arch/arm/mach-omap2/clockdomain2xxx_3xxx.c @@ -241,6 +241,52 @@ static void omap3_clkdm_deny_idle(struct clockdomain *clkdm) _clkdm_del_autodeps(clkdm); } +static int omap3xxx_clkdm_clk_enable(struct clockdomain *clkdm) +{ + bool hwsup = false; + + if (!clkdm->clktrctrl_mask) + return 0; + + hwsup = omap2_cm_is_clkdm_in_hwsup(clkdm->pwrdm.ptr->prcm_offs, + clkdm->clktrctrl_mask); + + if (hwsup) { + /* Disable HW transitions when we are changing deps */ + _disable_hwsup(clkdm); + _clkdm_add_autodeps(clkdm); + _enable_hwsup(clkdm); + } else { + if (clkdm->flags & CLKDM_CAN_FORCE_WAKEUP) + omap3_clkdm_wakeup(clkdm); + } + + return 0; +} + +static int omap3xxx_clkdm_clk_disable(struct clockdomain *clkdm) +{ + bool hwsup = false; + + if (!clkdm->clktrctrl_mask) + return 0; + + hwsup = omap2_cm_is_clkdm_in_hwsup(clkdm->pwrdm.ptr->prcm_offs, + clkdm->clktrctrl_mask); + + if (hwsup) { + /* Disable HW transitions when we are changing deps */ + _disable_hwsup(clkdm); + _clkdm_del_autodeps(clkdm); + _enable_hwsup(clkdm); + } else { + if (clkdm->flags & CLKDM_CAN_FORCE_SLEEP) + omap3_clkdm_sleep(clkdm); + } + + return 0; +} + struct clkdm_ops omap2_clkdm_operations = { .clkdm_add_wkdep = omap2_clkdm_add_wkdep, .clkdm_del_wkdep = omap2_clkdm_del_wkdep, @@ -267,6 +313,6 @@ struct clkdm_ops omap3_clkdm_operations = { .clkdm_wakeup = omap3_clkdm_wakeup, .clkdm_allow_idle = omap3_clkdm_allow_idle, .clkdm_deny_idle = omap3_clkdm_deny_idle, - .clkdm_clk_enable = omap2_clkdm_clk_enable, - .clkdm_clk_disable = omap2_clkdm_clk_disable, + .clkdm_clk_enable = omap3xxx_clkdm_clk_enable, + .clkdm_clk_disable = omap3xxx_clkdm_clk_disable, }; diff --git a/arch/arm/mach-omap2/cm-regbits-34xx.h b/arch/arm/mach-omap2/cm-regbits-34xx.h index 766338fe4d34..975f6bda0e0b 100644 --- a/arch/arm/mach-omap2/cm-regbits-34xx.h +++ b/arch/arm/mach-omap2/cm-regbits-34xx.h @@ -67,6 +67,7 @@ #define OMAP3430_EN_IVA2_DPLL_MASK (0x7 << 0) /* CM_IDLEST_IVA2 */ +#define OMAP3430_ST_IVA2_SHIFT 0 #define OMAP3430_ST_IVA2_MASK (1 << 0) /* CM_IDLEST_PLL_IVA2 */ diff --git a/arch/arm/mach-omap2/common-board-devices.c b/arch/arm/mach-omap2/common-board-devices.c index 013fedc9e131..f81dd0a18aaf 100644 --- a/arch/arm/mach-omap2/common-board-devices.c +++ b/arch/arm/mach-omap2/common-board-devices.c @@ -120,8 +120,7 @@ void __init omap_nand_flash_init(int options, struct mtd_partition *parts, } if (nandcs > GPMC_CS_NUM) { - printk(KERN_INFO "NAND: Unable to find configuration " - "in GPMC\n "); + pr_info("NAND: Unable to find configuration in GPMC\n"); return; } diff --git a/arch/arm/mach-omap2/dpll3xxx.c b/arch/arm/mach-omap2/dpll3xxx.c index d8318dc5ee91..ef666455c13a 100644 --- a/arch/arm/mach-omap2/dpll3xxx.c +++ b/arch/arm/mach-omap2/dpll3xxx.c @@ -623,8 +623,11 @@ unsigned long omap3_clkoutx2_recalc(struct clk *clk) while (pclk && !pclk->dpll_data) pclk = pclk->parent; - /* clk does not have a DPLL as a parent? */ - WARN_ON(!pclk); + /* clk does not have a DPLL as a parent? error in the clock data */ + if (!pclk) { + WARN_ON(1); + return 0; + } dd = pclk->dpll_data; diff --git a/arch/arm/mach-omap2/gpio.c b/arch/arm/mach-omap2/gpio.c index 7b52bdfc59c9..e7b246da02d0 100644 --- a/arch/arm/mach-omap2/gpio.c +++ b/arch/arm/mach-omap2/gpio.c @@ -61,6 +61,7 @@ static int __init omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused) pdata->regs = kzalloc(sizeof(struct omap_gpio_reg_offs), GFP_KERNEL); if (!pdata->regs) { pr_err("gpio%d: Memory allocation failed\n", id); + kfree(pdata); return -ENOMEM; } diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c index 055ae8bd943f..72428bd45efc 100644 --- a/arch/arm/mach-omap2/gpmc.c +++ b/arch/arm/mach-omap2/gpmc.c @@ -297,7 +297,7 @@ int gpmc_cs_set_timings(int cs, const struct gpmc_timings *t) div = gpmc_cs_calc_divider(cs, t->sync_clk); if (div < 0) - return -1; + return div; GPMC_SET_ONE(GPMC_CS_CONFIG2, 0, 3, cs_on); GPMC_SET_ONE(GPMC_CS_CONFIG2, 8, 12, cs_rd_off); diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c index 7219df0e831a..6b98a178fbe0 100644 --- a/arch/arm/mach-omap2/id.c +++ b/arch/arm/mach-omap2/id.c @@ -161,9 +161,8 @@ void __init omap2xxx_check_revision(void) } if (j == ARRAY_SIZE(omap_ids)) { - printk(KERN_ERR "Unknown OMAP device type. " - "Handling it as OMAP%04x\n", - omap_ids[i].type >> 16); + pr_err("Unknown OMAP device type. Handling it as OMAP%04x\n", + omap_ids[i].type >> 16); j = i; } diff --git a/arch/arm/mach-omap2/irq.c b/arch/arm/mach-omap2/irq.c index efed4f540adb..3926f370448f 100644 --- a/arch/arm/mach-omap2/irq.c +++ b/arch/arm/mach-omap2/irq.c @@ -108,9 +108,8 @@ static void __init omap_irq_bank_init_one(struct omap_irq_bank *bank) unsigned long tmp; tmp = intc_bank_read_reg(bank, INTC_REVISION) & 0xff; - printk(KERN_INFO "IRQ: Found an INTC at 0x%p " - "(revision %ld.%ld) with %d interrupts\n", - bank->base_reg, tmp >> 4, tmp & 0xf, bank->nr_irqs); + pr_info("IRQ: Found an INTC at 0x%p (revision %ld.%ld) with %d interrupts\n", + bank->base_reg, tmp >> 4, tmp & 0xf, bank->nr_irqs); tmp = intc_bank_read_reg(bank, INTC_SYSCONFIG); tmp |= 1 << 1; /* soft reset */ diff --git a/arch/arm/mach-omap2/omap-wakeupgen.c b/arch/arm/mach-omap2/omap-wakeupgen.c index b54427dec2a3..ecaad7d371ee 100644 --- a/arch/arm/mach-omap2/omap-wakeupgen.c +++ b/arch/arm/mach-omap2/omap-wakeupgen.c @@ -47,7 +47,7 @@ static void __iomem *wakeupgen_base; static void __iomem *sar_base; static DEFINE_SPINLOCK(wakeupgen_lock); -static unsigned int irq_target_cpu[NR_IRQS]; +static unsigned int irq_target_cpu[MAX_IRQS]; static unsigned int irq_banks = MAX_NR_REG_BANKS; static unsigned int max_irqs = MAX_IRQS; static unsigned int omap_secure_apis; diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c index 9db1684df697..3615e0d9ee3c 100644 --- a/arch/arm/mach-omap2/omap_hwmod.c +++ b/arch/arm/mach-omap2/omap_hwmod.c @@ -1438,8 +1438,8 @@ static int _init_clocks(struct omap_hwmod *oh, void *data) * Return the bit position of the reset line that match the * input name. Return -ENOENT if not found. */ -static u8 _lookup_hardreset(struct omap_hwmod *oh, const char *name, - struct omap_hwmod_rst_info *ohri) +static int _lookup_hardreset(struct omap_hwmod *oh, const char *name, + struct omap_hwmod_rst_info *ohri) { int i; @@ -1475,7 +1475,7 @@ static u8 _lookup_hardreset(struct omap_hwmod *oh, const char *name, static int _assert_hardreset(struct omap_hwmod *oh, const char *name) { struct omap_hwmod_rst_info ohri; - u8 ret = -EINVAL; + int ret = -EINVAL; if (!oh) return -EINVAL; @@ -1484,7 +1484,7 @@ static int _assert_hardreset(struct omap_hwmod *oh, const char *name) return -ENOSYS; ret = _lookup_hardreset(oh, name, &ohri); - if (IS_ERR_VALUE(ret)) + if (ret < 0) return ret; ret = soc_ops.assert_hardreset(oh, &ohri); @@ -1542,7 +1542,7 @@ static int _deassert_hardreset(struct omap_hwmod *oh, const char *name) static int _read_hardreset(struct omap_hwmod *oh, const char *name) { struct omap_hwmod_rst_info ohri; - u8 ret = -EINVAL; + int ret = -EINVAL; if (!oh) return -EINVAL; @@ -1551,7 +1551,7 @@ static int _read_hardreset(struct omap_hwmod *oh, const char *name) return -ENOSYS; ret = _lookup_hardreset(oh, name, &ohri); - if (IS_ERR_VALUE(ret)) + if (ret < 0) return ret; return soc_ops.is_hardreset_asserted(oh, &ohri); @@ -1641,8 +1641,8 @@ static int _ocp_softreset(struct omap_hwmod *oh) /* clocks must be on for this operation */ if (oh->_state != _HWMOD_STATE_ENABLED) { - pr_warning("omap_hwmod: %s: reset can only be entered from " - "enabled state\n", oh->name); + pr_warn("omap_hwmod: %s: reset can only be entered from enabled state\n", + oh->name); return -EINVAL; } @@ -1889,6 +1889,7 @@ static int _enable(struct omap_hwmod *oh) _enable_sysc(oh); } } else { + _omap4_disable_module(oh); _disable_clocks(oh); pr_debug("omap_hwmod: %s: _wait_target_ready: %d\n", oh->name, r); diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c index 75fbbac13921..8fec2cee3e14 100644 --- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c @@ -100,9 +100,9 @@ static struct omap_hwmod omap3xxx_mpu_hwmod = { /* IVA2 (IVA2) */ static struct omap_hwmod_rst_info omap3xxx_iva_resets[] = { - { .name = "logic", .rst_shift = 0 }, - { .name = "seq0", .rst_shift = 1 }, - { .name = "seq1", .rst_shift = 2 }, + { .name = "logic", .rst_shift = 0, .st_shift = 8 }, + { .name = "seq0", .rst_shift = 1, .st_shift = 9 }, + { .name = "seq1", .rst_shift = 2, .st_shift = 10 }, }; static struct omap_hwmod omap3xxx_iva_hwmod = { @@ -112,6 +112,15 @@ static struct omap_hwmod omap3xxx_iva_hwmod = { .rst_lines = omap3xxx_iva_resets, .rst_lines_cnt = ARRAY_SIZE(omap3xxx_iva_resets), .main_clk = "iva2_ck", + .prcm = { + .omap2 = { + .module_offs = OMAP3430_IVA2_MOD, + .prcm_reg_id = 1, + .module_bit = OMAP3430_CM_FCLKEN_IVA2_EN_IVA2_SHIFT, + .idlest_reg_id = 1, + .idlest_idle_bit = OMAP3430_ST_IVA2_SHIFT, + } + }, }; /* timer class */ diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c index b95244b76a15..110be87cd995 100644 --- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c @@ -4209,7 +4209,7 @@ static struct omap_hwmod_ocp_if omap44xx_dsp__iva = { }; /* dsp -> sl2if */ -static struct omap_hwmod_ocp_if omap44xx_dsp__sl2if = { +static struct omap_hwmod_ocp_if __maybe_unused omap44xx_dsp__sl2if = { .master = &omap44xx_dsp_hwmod, .slave = &omap44xx_sl2if_hwmod, .clk = "dpll_iva_m5x2_ck", @@ -4827,7 +4827,7 @@ static struct omap_hwmod_ocp_if omap44xx_l3_main_2__iss = { }; /* iva -> sl2if */ -static struct omap_hwmod_ocp_if omap44xx_iva__sl2if = { +static struct omap_hwmod_ocp_if __maybe_unused omap44xx_iva__sl2if = { .master = &omap44xx_iva_hwmod, .slave = &omap44xx_sl2if_hwmod, .clk = "dpll_iva_m5x2_ck", @@ -5361,7 +5361,7 @@ static struct omap_hwmod_ocp_if omap44xx_l4_wkup__scrm = { }; /* l3_main_2 -> sl2if */ -static struct omap_hwmod_ocp_if omap44xx_l3_main_2__sl2if = { +static struct omap_hwmod_ocp_if __maybe_unused omap44xx_l3_main_2__sl2if = { .master = &omap44xx_l3_main_2_hwmod, .slave = &omap44xx_sl2if_hwmod, .clk = "l3_div_ck", @@ -6031,7 +6031,7 @@ static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = { &omap44xx_l4_abe__dmic, &omap44xx_l4_abe__dmic_dma, &omap44xx_dsp__iva, - &omap44xx_dsp__sl2if, + /* &omap44xx_dsp__sl2if, */ &omap44xx_l4_cfg__dsp, &omap44xx_l3_main_2__dss, &omap44xx_l4_per__dss, @@ -6067,7 +6067,7 @@ static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = { &omap44xx_l4_per__i2c4, &omap44xx_l3_main_2__ipu, &omap44xx_l3_main_2__iss, - &omap44xx_iva__sl2if, + /* &omap44xx_iva__sl2if, */ &omap44xx_l3_main_2__iva, &omap44xx_l4_wkup__kbd, &omap44xx_l4_cfg__mailbox, @@ -6098,7 +6098,7 @@ static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = { &omap44xx_l4_cfg__cm_core, &omap44xx_l4_wkup__prm, &omap44xx_l4_wkup__scrm, - &omap44xx_l3_main_2__sl2if, + /* &omap44xx_l3_main_2__sl2if, */ &omap44xx_l4_abe__slimbus1, &omap44xx_l4_abe__slimbus1_dma, &omap44xx_l4_per__slimbus2, diff --git a/arch/arm/mach-omap2/opp.c b/arch/arm/mach-omap2/opp.c index d8f6dbf45d16..45ad7f74f356 100644 --- a/arch/arm/mach-omap2/opp.c +++ b/arch/arm/mach-omap2/opp.c @@ -64,25 +64,22 @@ int __init omap_init_opp_table(struct omap_opp_def *opp_def, } oh = omap_hwmod_lookup(opp_def->hwmod_name); if (!oh || !oh->od) { - pr_debug("%s: no hwmod or odev for %s, [%d] " - "cannot add OPPs.\n", __func__, - opp_def->hwmod_name, i); + pr_debug("%s: no hwmod or odev for %s, [%d] cannot add OPPs.\n", + __func__, opp_def->hwmod_name, i); continue; } dev = &oh->od->pdev->dev; r = opp_add(dev, opp_def->freq, opp_def->u_volt); if (r) { - dev_err(dev, "%s: add OPP %ld failed for %s [%d] " - "result=%d\n", - __func__, opp_def->freq, - opp_def->hwmod_name, i, r); + dev_err(dev, "%s: add OPP %ld failed for %s [%d] result=%d\n", + __func__, opp_def->freq, + opp_def->hwmod_name, i, r); } else { if (!opp_def->default_available) r = opp_disable(dev, opp_def->freq); if (r) - dev_err(dev, "%s: disable %ld failed for %s " - "[%d] result=%d\n", + dev_err(dev, "%s: disable %ld failed for %s [%d] result=%d\n", __func__, opp_def->freq, opp_def->hwmod_name, i, r); } diff --git a/arch/arm/mach-omap2/pm.c b/arch/arm/mach-omap2/pm.c index 9cb5cede0f50..939bd6f70b51 100644 --- a/arch/arm/mach-omap2/pm.c +++ b/arch/arm/mach-omap2/pm.c @@ -203,8 +203,8 @@ static int __init omap2_set_init_voltage(char *vdd_name, char *clk_name, bootup_volt = opp_get_voltage(opp); rcu_read_unlock(); if (!bootup_volt) { - pr_err("%s: unable to find voltage corresponding " - "to the bootup OPP for vdd_%s\n", __func__, vdd_name); + pr_err("%s: unable to find voltage corresponding to the bootup OPP for vdd_%s\n", + __func__, vdd_name); goto exit; } diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c index 90480f759974..ba670db1fd37 100644 --- a/arch/arm/mach-omap2/pm34xx.c +++ b/arch/arm/mach-omap2/pm34xx.c @@ -391,9 +391,8 @@ restore: list_for_each_entry(pwrst, &pwrst_list, node) { state = pwrdm_read_prev_pwrst(pwrst->pwrdm); if (state > pwrst->next_state) { - pr_info("Powerdomain (%s) didn't enter " - "target state %d\n", - pwrst->pwrdm->name, pwrst->next_state); + pr_info("Powerdomain (%s) didn't enter target state %d\n", + pwrst->pwrdm->name, pwrst->next_state); ret = -1; } omap_set_pwrdm_state(pwrst->pwrdm, pwrst->saved_state); @@ -733,8 +732,7 @@ int __init omap3_pm_init(void) omap3_secure_ram_storage = kmalloc(0x803F, GFP_KERNEL); if (!omap3_secure_ram_storage) - pr_err("Memory allocation failed when " - "allocating for secure sram context\n"); + pr_err("Memory allocation failed when allocating for secure sram context\n"); local_irq_disable(); local_fiq_disable(); diff --git a/arch/arm/mach-omap2/pm44xx.c b/arch/arm/mach-omap2/pm44xx.c index ea24174f5707..04922d149068 100644 --- a/arch/arm/mach-omap2/pm44xx.c +++ b/arch/arm/mach-omap2/pm44xx.c @@ -69,9 +69,8 @@ static int omap4_pm_suspend(void) list_for_each_entry(pwrst, &pwrst_list, node) { state = pwrdm_read_prev_pwrst(pwrst->pwrdm); if (state > pwrst->next_state) { - pr_info("Powerdomain (%s) didn't enter " - "target state %d\n", - pwrst->pwrdm->name, pwrst->next_state); + pr_info("Powerdomain (%s) didn't enter target state %d\n", + pwrst->pwrdm->name, pwrst->next_state); ret = -1; } omap_set_pwrdm_state(pwrst->pwrdm, pwrst->saved_state); @@ -189,8 +188,7 @@ int __init omap4_pm_init(void) ret |= clkdm_add_wkdep(ducati_clkdm, l3_1_clkdm); ret |= clkdm_add_wkdep(ducati_clkdm, l3_2_clkdm); if (ret) { - pr_err("Failed to add MPUSS -> L3/EMIF/L4PER, DUCATI -> L3 " - "wakeup dependency\n"); + pr_err("Failed to add MPUSS -> L3/EMIF/L4PER, DUCATI -> L3 wakeup dependency\n"); goto err2; } diff --git a/arch/arm/mach-omap2/powerdomain.c b/arch/arm/mach-omap2/powerdomain.c index ca5be83d5019..1678a3284233 100644 --- a/arch/arm/mach-omap2/powerdomain.c +++ b/arch/arm/mach-omap2/powerdomain.c @@ -341,8 +341,8 @@ int pwrdm_add_clkdm(struct powerdomain *pwrdm, struct clockdomain *clkdm) if (!pwrdm || !clkdm) return -EINVAL; - pr_debug("powerdomain: associating clockdomain %s with powerdomain " - "%s\n", clkdm->name, pwrdm->name); + pr_debug("powerdomain: %s: associating clockdomain %s\n", + pwrdm->name, clkdm->name); for (i = 0; i < PWRDM_MAX_CLKDMS; i++) { if (!pwrdm->pwrdm_clkdms[i]) @@ -356,8 +356,8 @@ int pwrdm_add_clkdm(struct powerdomain *pwrdm, struct clockdomain *clkdm) } if (i == PWRDM_MAX_CLKDMS) { - pr_debug("powerdomain: increase PWRDM_MAX_CLKDMS for " - "pwrdm %s clkdm %s\n", pwrdm->name, clkdm->name); + pr_debug("powerdomain: %s: increase PWRDM_MAX_CLKDMS for clkdm %s\n", + pwrdm->name, clkdm->name); WARN_ON(1); ret = -ENOMEM; goto pac_exit; @@ -389,16 +389,16 @@ int pwrdm_del_clkdm(struct powerdomain *pwrdm, struct clockdomain *clkdm) if (!pwrdm || !clkdm) return -EINVAL; - pr_debug("powerdomain: dissociating clockdomain %s from powerdomain " - "%s\n", clkdm->name, pwrdm->name); + pr_debug("powerdomain: %s: dissociating clockdomain %s\n", + pwrdm->name, clkdm->name); for (i = 0; i < PWRDM_MAX_CLKDMS; i++) if (pwrdm->pwrdm_clkdms[i] == clkdm) break; if (i == PWRDM_MAX_CLKDMS) { - pr_debug("powerdomain: clkdm %s not associated with pwrdm " - "%s ?!\n", clkdm->name, pwrdm->name); + pr_debug("powerdomain: %s: clkdm %s not associated?!\n", + pwrdm->name, clkdm->name); ret = -ENOENT; goto pdc_exit; } @@ -487,7 +487,7 @@ int pwrdm_set_next_pwrst(struct powerdomain *pwrdm, u8 pwrst) if (!(pwrdm->pwrsts & (1 << pwrst))) return -EINVAL; - pr_debug("powerdomain: setting next powerstate for %s to %0x\n", + pr_debug("powerdomain: %s: setting next powerstate to %0x\n", pwrdm->name, pwrst); if (arch_pwrdm && arch_pwrdm->pwrdm_set_next_pwrst) { @@ -589,7 +589,7 @@ int pwrdm_set_logic_retst(struct powerdomain *pwrdm, u8 pwrst) if (!(pwrdm->pwrsts_logic_ret & (1 << pwrst))) return -EINVAL; - pr_debug("powerdomain: setting next logic powerstate for %s to %0x\n", + pr_debug("powerdomain: %s: setting next logic powerstate to %0x\n", pwrdm->name, pwrst); if (arch_pwrdm && arch_pwrdm->pwrdm_set_logic_retst) @@ -626,8 +626,8 @@ int pwrdm_set_mem_onst(struct powerdomain *pwrdm, u8 bank, u8 pwrst) if (!(pwrdm->pwrsts_mem_on[bank] & (1 << pwrst))) return -EINVAL; - pr_debug("powerdomain: setting next memory powerstate for domain %s " - "bank %0x while pwrdm-ON to %0x\n", pwrdm->name, bank, pwrst); + pr_debug("powerdomain: %s: setting next memory powerstate for bank %0x while pwrdm-ON to %0x\n", + pwrdm->name, bank, pwrst); if (arch_pwrdm && arch_pwrdm->pwrdm_set_mem_onst) ret = arch_pwrdm->pwrdm_set_mem_onst(pwrdm, bank, pwrst); @@ -664,8 +664,8 @@ int pwrdm_set_mem_retst(struct powerdomain *pwrdm, u8 bank, u8 pwrst) if (!(pwrdm->pwrsts_mem_ret[bank] & (1 << pwrst))) return -EINVAL; - pr_debug("powerdomain: setting next memory powerstate for domain %s " - "bank %0x while pwrdm-RET to %0x\n", pwrdm->name, bank, pwrst); + pr_debug("powerdomain: %s: setting next memory powerstate for bank %0x while pwrdm-RET to %0x\n", + pwrdm->name, bank, pwrst); if (arch_pwrdm && arch_pwrdm->pwrdm_set_mem_retst) ret = arch_pwrdm->pwrdm_set_mem_retst(pwrdm, bank, pwrst); @@ -843,7 +843,7 @@ int pwrdm_clear_all_prev_pwrst(struct powerdomain *pwrdm) * warn & fail if it is not ON. */ - pr_debug("powerdomain: clearing previous power state reg for %s\n", + pr_debug("powerdomain: %s: clearing previous power state reg\n", pwrdm->name); if (arch_pwrdm && arch_pwrdm->pwrdm_clear_all_prev_pwrst) @@ -873,8 +873,7 @@ int pwrdm_enable_hdwr_sar(struct powerdomain *pwrdm) if (!(pwrdm->flags & PWRDM_HAS_HDWR_SAR)) return ret; - pr_debug("powerdomain: %s: setting SAVEANDRESTORE bit\n", - pwrdm->name); + pr_debug("powerdomain: %s: setting SAVEANDRESTORE bit\n", pwrdm->name); if (arch_pwrdm && arch_pwrdm->pwrdm_enable_hdwr_sar) ret = arch_pwrdm->pwrdm_enable_hdwr_sar(pwrdm); @@ -903,8 +902,7 @@ int pwrdm_disable_hdwr_sar(struct powerdomain *pwrdm) if (!(pwrdm->flags & PWRDM_HAS_HDWR_SAR)) return ret; - pr_debug("powerdomain: %s: clearing SAVEANDRESTORE bit\n", - pwrdm->name); + pr_debug("powerdomain: %s: clearing SAVEANDRESTORE bit\n", pwrdm->name); if (arch_pwrdm && arch_pwrdm->pwrdm_disable_hdwr_sar) ret = arch_pwrdm->pwrdm_disable_hdwr_sar(pwrdm); diff --git a/arch/arm/mach-omap2/powerdomain2xxx_3xxx.c b/arch/arm/mach-omap2/powerdomain2xxx_3xxx.c index 0f0a9f1592fe..3950ccfe5f4a 100644 --- a/arch/arm/mach-omap2/powerdomain2xxx_3xxx.c +++ b/arch/arm/mach-omap2/powerdomain2xxx_3xxx.c @@ -122,8 +122,8 @@ static int omap2_pwrdm_wait_transition(struct powerdomain *pwrdm) udelay(1); if (c > PWRDM_TRANSITION_BAILOUT) { - printk(KERN_ERR "powerdomain: waited too long for " - "powerdomain %s to complete transition\n", pwrdm->name); + pr_err("powerdomain: %s: waited too long to complete transition\n", + pwrdm->name); return -EAGAIN; } diff --git a/arch/arm/mach-omap2/powerdomain44xx.c b/arch/arm/mach-omap2/powerdomain44xx.c index 601325b852a4..aeac6f35ca10 100644 --- a/arch/arm/mach-omap2/powerdomain44xx.c +++ b/arch/arm/mach-omap2/powerdomain44xx.c @@ -198,8 +198,8 @@ static int omap4_pwrdm_wait_transition(struct powerdomain *pwrdm) udelay(1); if (c > PWRDM_TRANSITION_BAILOUT) { - printk(KERN_ERR "powerdomain: waited too long for " - "powerdomain %s to complete transition\n", pwrdm->name); + pr_err("powerdomain: %s: waited too long to complete transition\n", + pwrdm->name); return -EAGAIN; } diff --git a/arch/arm/mach-omap2/prcm.c b/arch/arm/mach-omap2/prcm.c index 9c9d23c10205..0f51e034e0aa 100644 --- a/arch/arm/mach-omap2/prcm.c +++ b/arch/arm/mach-omap2/prcm.c @@ -139,11 +139,11 @@ int omap2_cm_wait_idlest(void __iomem *reg, u32 mask, u8 idlest, MAX_MODULE_ENABLE_WAIT, i); if (i < MAX_MODULE_ENABLE_WAIT) - pr_debug("cm: Module associated with clock %s ready after %d " - "loops\n", name, i); + pr_debug("cm: Module associated with clock %s ready after %d loops\n", + name, i); else - pr_err("cm: Module associated with clock %s didn't enable in " - "%d tries\n", name, MAX_MODULE_ENABLE_WAIT); + pr_err("cm: Module associated with clock %s didn't enable in %d tries\n", + name, MAX_MODULE_ENABLE_WAIT); return (i < MAX_MODULE_ENABLE_WAIT) ? 1 : 0; }; diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c index 7ca266e987f6..0405c8190803 100644 --- a/arch/arm/mach-omap2/serial.c +++ b/arch/arm/mach-omap2/serial.c @@ -232,9 +232,8 @@ static int __init omap_serial_early_init(void) if (console_loglevel >= 10) { uart_debug = true; - pr_info("%s used as console in debug mode" - " uart%d clocks will not be" - " gated", uart_name, uart->num); + pr_info("%s used as console in debug mode: uart%d clocks will not be gated", + uart_name, uart->num); } if (cmdline_find_option("no_console_suspend")) @@ -319,8 +318,11 @@ void __init omap_serial_init_port(struct omap_board_data *bdata, pdev = omap_device_build(name, uart->num, oh, pdata, pdata_size, NULL, 0, false); - WARN(IS_ERR(pdev), "Could not build omap_device for %s: %s.\n", - name, oh->name); + if (IS_ERR(pdev)) { + WARN(1, "Could not build omap_device for %s: %s.\n", name, + oh->name); + return; + } if ((console_uart_id == bdata->id) && no_console_suspend) omap_device_disable_idle_on_suspend(pdev); diff --git a/arch/arm/mach-omap2/sr_device.c b/arch/arm/mach-omap2/sr_device.c index d033a65f4e4e..cbeae56b56a9 100644 --- a/arch/arm/mach-omap2/sr_device.c +++ b/arch/arm/mach-omap2/sr_device.c @@ -104,16 +104,15 @@ static int __init sr_dev_init(struct omap_hwmod *oh, void *user) sr_data = kzalloc(sizeof(struct omap_sr_data), GFP_KERNEL); if (!sr_data) { - pr_err("%s: Unable to allocate memory for %s sr_data.Error!\n", - __func__, oh->name); + pr_err("%s: Unable to allocate memory for %s sr_data\n", + __func__, oh->name); return -ENOMEM; } sr_dev_attr = (struct omap_smartreflex_dev_attr *)oh->dev_attr; if (!sr_dev_attr || !sr_dev_attr->sensor_voltdm_name) { - pr_err("%s: No voltage domain specified for %s." - "Cannot initialize\n", __func__, - oh->name); + pr_err("%s: No voltage domain specified for %s. Cannot initialize\n", + __func__, oh->name); goto exit; } @@ -131,8 +130,8 @@ static int __init sr_dev_init(struct omap_hwmod *oh, void *user) omap_voltage_get_volttable(sr_data->voltdm, &volt_data); if (!volt_data) { - pr_warning("%s: No Voltage table registered fo VDD%d." - "Something really wrong\n\n", __func__, i + 1); + pr_err("%s: No Voltage table registered for VDD%d\n", + __func__, i + 1); goto exit; } diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c index 25cbe73b0cd7..5214d5bfba27 100644 --- a/arch/arm/mach-omap2/timer.c +++ b/arch/arm/mach-omap2/timer.c @@ -213,7 +213,7 @@ static void __init omap2_gp_clockevent_init(int gptimer_id, res = omap_dm_timer_init_one(&clkev, gptimer_id, fck_source); BUG_ON(res); - omap2_gp_timer_irq.dev_id = (void *)&clkev; + omap2_gp_timer_irq.dev_id = &clkev; setup_irq(clkev.irq, &omap2_gp_timer_irq); __omap_dm_timer_int_enable(&clkev, OMAP_TIMER_INT_OVERFLOW); @@ -262,6 +262,7 @@ static u32 notrace dmtimer_read_sched_clock(void) return 0; } +#ifdef CONFIG_OMAP_32K_TIMER /* Setup free-running counter for clocksource */ static int __init omap2_sync32k_clocksource_init(void) { @@ -301,6 +302,12 @@ static int __init omap2_sync32k_clocksource_init(void) return ret; } +#else +static inline int omap2_sync32k_clocksource_init(void) +{ + return -ENODEV; +} +#endif static void __init omap2_gptimer_clocksource_init(int gptimer_id, const char *fck_source) diff --git a/arch/arm/mach-omap2/vc.c b/arch/arm/mach-omap2/vc.c index b451f3c13292..880249b17012 100644 --- a/arch/arm/mach-omap2/vc.c +++ b/arch/arm/mach-omap2/vc.c @@ -115,9 +115,8 @@ int omap_vc_pre_scale(struct voltagedomain *voltdm, } if (!voltdm->pmic->uv_to_vsel) { - pr_err("%s: PMIC function to convert voltage in uV to" - "vsel not registered. Hence unable to scale voltage" - "for vdd_%s\n", __func__, voltdm->name); + pr_err("%s: PMIC function to convert voltage in uV to vsel not registered. Hence unable to scale voltage for vdd_%s\n", + __func__, voltdm->name); return -ENODATA; } diff --git a/arch/arm/mach-omap2/voltage.c b/arch/arm/mach-omap2/voltage.c index 4dc60e83e00d..3ac8fe1d8213 100644 --- a/arch/arm/mach-omap2/voltage.c +++ b/arch/arm/mach-omap2/voltage.c @@ -195,8 +195,8 @@ struct omap_volt_data *omap_voltage_get_voltdata(struct voltagedomain *voltdm, return &voltdm->volt_data[i]; } - pr_notice("%s: Unable to match the current voltage with the voltage" - "table for vdd_%s\n", __func__, voltdm->name); + pr_notice("%s: Unable to match the current voltage with the voltage table for vdd_%s\n", + __func__, voltdm->name); return ERR_PTR(-ENODATA); } @@ -249,8 +249,8 @@ void omap_change_voltscale_method(struct voltagedomain *voltdm, voltdm->scale = omap_vc_bypass_scale; return; default: - pr_warning("%s: Trying to change the method of voltage scaling" - "to an unsupported one!\n", __func__); + pr_warn("%s: Trying to change the method of voltage scaling to an unsupported one!\n", + __func__); } } @@ -331,8 +331,8 @@ int voltdm_add_pwrdm(struct voltagedomain *voltdm, struct powerdomain *pwrdm) if (!voltdm || !pwrdm) return -EINVAL; - pr_debug("voltagedomain: associating powerdomain %s with voltagedomain " - "%s\n", pwrdm->name, voltdm->name); + pr_debug("voltagedomain: %s: associating powerdomain %s\n", + voltdm->name, pwrdm->name); list_add(&pwrdm->voltdm_node, &voltdm->pwrdm_list); diff --git a/arch/arm/mach-omap2/vp.c b/arch/arm/mach-omap2/vp.c index f95c1bad9dc6..85241b828c02 100644 --- a/arch/arm/mach-omap2/vp.c +++ b/arch/arm/mach-omap2/vp.c @@ -138,8 +138,8 @@ int omap_vp_forceupdate_scale(struct voltagedomain *voltdm, udelay(1); } if (timeout >= VP_TRANXDONE_TIMEOUT) { - pr_warning("%s: vdd_%s TRANXDONE timeout exceeded." - "Voltage change aborted", __func__, voltdm->name); + pr_warn("%s: vdd_%s TRANXDONE timeout exceeded. Voltage change aborted", + __func__, voltdm->name); return -ETIMEDOUT; } @@ -157,9 +157,8 @@ int omap_vp_forceupdate_scale(struct voltagedomain *voltdm, omap_test_timeout(vp->common->ops->check_txdone(vp->id), VP_TRANXDONE_TIMEOUT, timeout); if (timeout >= VP_TRANXDONE_TIMEOUT) - pr_err("%s: vdd_%s TRANXDONE timeout exceeded." - "TRANXDONE never got set after the voltage update\n", - __func__, voltdm->name); + pr_err("%s: vdd_%s TRANXDONE timeout exceeded. TRANXDONE never got set after the voltage update\n", + __func__, voltdm->name); omap_vc_post_scale(voltdm, target_volt, target_vsel, current_vsel); @@ -176,8 +175,7 @@ int omap_vp_forceupdate_scale(struct voltagedomain *voltdm, } if (timeout >= VP_TRANXDONE_TIMEOUT) - pr_warning("%s: vdd_%s TRANXDONE timeout exceeded while trying" - "to clear the TRANXDONE status\n", + pr_warn("%s: vdd_%s TRANXDONE timeout exceeded while trying to clear the TRANXDONE status\n", __func__, voltdm->name); /* Clear force bit */ @@ -257,8 +255,8 @@ void omap_vp_disable(struct voltagedomain *voltdm) /* If VP is already disabled, do nothing. Return */ if (!vp->enabled) { - pr_warning("%s: Trying to disable VP for vdd_%s when" - "it is already disabled\n", __func__, voltdm->name); + pr_warn("%s: Trying to disable VP for vdd_%s when it is already disabled\n", + __func__, voltdm->name); return; } diff --git a/arch/arm/mm/context.c b/arch/arm/mm/context.c index 119bc52ab93e..4e07eec1270d 100644 --- a/arch/arm/mm/context.c +++ b/arch/arm/mm/context.c @@ -63,10 +63,11 @@ static int contextidr_notifier(struct notifier_block *unused, unsigned long cmd, pid = task_pid_nr(thread->task) << ASID_BITS; asm volatile( " mrc p15, 0, %0, c13, c0, 1\n" - " bfi %1, %0, #0, %2\n" - " mcr p15, 0, %1, c13, c0, 1\n" + " and %0, %0, %2\n" + " orr %0, %0, %1\n" + " mcr p15, 0, %0, c13, c0, 1\n" : "=r" (contextidr), "+r" (pid) - : "I" (ASID_BITS)); + : "I" (~ASID_MASK)); isb(); return NOTIFY_OK; diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 051204fc4617..e59c4ab71bcb 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -489,7 +489,7 @@ static bool __in_atomic_pool(void *start, size_t size) void *pool_start = pool->vaddr; void *pool_end = pool->vaddr + pool->size; - if (start < pool_start || start > pool_end) + if (start < pool_start || start >= pool_end) return false; if (end <= pool_end) diff --git a/arch/arm/mm/mm.h b/arch/arm/mm/mm.h index 6776160618ef..a8ee92da3544 100644 --- a/arch/arm/mm/mm.h +++ b/arch/arm/mm/mm.h @@ -55,6 +55,9 @@ extern void __flush_dcache_page(struct address_space *mapping, struct page *page /* permanent static mappings from iotable_init() */ #define VM_ARM_STATIC_MAPPING 0x40000000 +/* empty mapping */ +#define VM_ARM_EMPTY_MAPPING 0x20000000 + /* mapping type (attributes) for permanent static mappings */ #define VM_ARM_MTYPE(mt) ((mt) << 20) #define VM_ARM_MTYPE_MASK (0x1f << 20) diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index 4c2d0451e84a..c2fa21d0103e 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -807,7 +807,7 @@ static void __init pmd_empty_section_gap(unsigned long addr) vm = early_alloc_aligned(sizeof(*vm), __alignof__(*vm)); vm->addr = (void *)addr; vm->size = SECTION_SIZE; - vm->flags = VM_IOREMAP | VM_ARM_STATIC_MAPPING; + vm->flags = VM_IOREMAP | VM_ARM_EMPTY_MAPPING; vm->caller = pmd_empty_section_gap; vm_area_add_early(vm); } @@ -820,7 +820,7 @@ static void __init fill_pmd_gaps(void) /* we're still single threaded hence no lock needed here */ for (vm = vmlist; vm; vm = vm->next) { - if (!(vm->flags & VM_ARM_STATIC_MAPPING)) + if (!(vm->flags & (VM_ARM_STATIC_MAPPING | VM_ARM_EMPTY_MAPPING))) continue; addr = (unsigned long)vm->addr; if (addr < next) @@ -961,8 +961,8 @@ void __init sanity_check_meminfo(void) * Check whether this memory bank would partially overlap * the vmalloc area. */ - if (__va(bank->start + bank->size) > vmalloc_min || - __va(bank->start + bank->size) < __va(bank->start)) { + if (__va(bank->start + bank->size - 1) >= vmalloc_min || + __va(bank->start + bank->size - 1) <= __va(bank->start)) { unsigned long newsize = vmalloc_min - __va(bank->start); printk(KERN_NOTICE "Truncating RAM at %.8llx-%.8llx " "to -%.8llx (vmalloc region overlap).\n", diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c index 6dcad5873d57..c76ed8bff838 100644 --- a/arch/arm/plat-omap/dma.c +++ b/arch/arm/plat-omap/dma.c @@ -968,8 +968,7 @@ void omap_stop_dma(int lch) l = p->dma_read(CCR, lch); } if (i >= 100) - printk(KERN_ERR "DMA drain did not complete on " - "lch %d\n", lch); + pr_err("DMA drain did not complete on lch %d\n", lch); /* Restore OCP_SYSCONFIG */ p->dma_write(sys_cf, OCP_SYSCONFIG, lch); } else { @@ -1153,8 +1152,7 @@ void omap_dma_link_lch(int lch_head, int lch_queue) if ((dma_chan[lch_head].dev_id == -1) || (dma_chan[lch_queue].dev_id == -1)) { - printk(KERN_ERR "omap_dma: trying to link " - "non requested channels\n"); + pr_err("omap_dma: trying to link non requested channels\n"); dump_stack(); } @@ -1180,15 +1178,13 @@ void omap_dma_unlink_lch(int lch_head, int lch_queue) if (dma_chan[lch_head].next_lch != lch_queue || dma_chan[lch_head].next_lch == -1) { - printk(KERN_ERR "omap_dma: trying to unlink " - "non linked channels\n"); + pr_err("omap_dma: trying to unlink non linked channels\n"); dump_stack(); } if ((dma_chan[lch_head].flags & OMAP_DMA_ACTIVE) || (dma_chan[lch_queue].flags & OMAP_DMA_ACTIVE)) { - printk(KERN_ERR "omap_dma: You need to stop the DMA channels " - "before unlinking\n"); + pr_err("omap_dma: You need to stop the DMA channels before unlinking\n"); dump_stack(); } @@ -1830,16 +1826,15 @@ static int omap1_dma_handle_ch(int ch) if ((csr & 0x3f) == 0) return 0; if (unlikely(dma_chan[ch].dev_id == -1)) { - printk(KERN_WARNING "Spurious interrupt from DMA channel " - "%d (CSR %04x)\n", ch, csr); + pr_warn("Spurious interrupt from DMA channel %d (CSR %04x)\n", + ch, csr); return 0; } if (unlikely(csr & OMAP1_DMA_TOUT_IRQ)) - printk(KERN_WARNING "DMA timeout with device %d\n", - dma_chan[ch].dev_id); + pr_warn("DMA timeout with device %d\n", dma_chan[ch].dev_id); if (unlikely(csr & OMAP_DMA_DROP_IRQ)) - printk(KERN_WARNING "DMA synchronization event drop occurred " - "with device %d\n", dma_chan[ch].dev_id); + pr_warn("DMA synchronization event drop occurred with device %d\n", + dma_chan[ch].dev_id); if (likely(csr & OMAP_DMA_BLOCK_IRQ)) dma_chan[ch].flags &= ~OMAP_DMA_ACTIVE; if (likely(dma_chan[ch].callback != NULL)) @@ -1879,21 +1874,19 @@ static int omap2_dma_handle_ch(int ch) if (!status) { if (printk_ratelimit()) - printk(KERN_WARNING "Spurious DMA IRQ for lch %d\n", - ch); + pr_warn("Spurious DMA IRQ for lch %d\n", ch); p->dma_write(1 << ch, IRQSTATUS_L0, ch); return 0; } if (unlikely(dma_chan[ch].dev_id == -1)) { if (printk_ratelimit()) - printk(KERN_WARNING "IRQ %04x for non-allocated DMA" - "channel %d\n", status, ch); + pr_warn("IRQ %04x for non-allocated DMA channel %d\n", + status, ch); return 0; } if (unlikely(status & OMAP_DMA_DROP_IRQ)) - printk(KERN_INFO - "DMA synchronization event drop occurred with device " - "%d\n", dma_chan[ch].dev_id); + pr_info("DMA synchronization event drop occurred with device %d\n", + dma_chan[ch].dev_id); if (unlikely(status & OMAP2_DMA_TRANS_ERR_IRQ)) { printk(KERN_INFO "DMA transaction error with device %d\n", dma_chan[ch].dev_id); @@ -2013,8 +2006,9 @@ static int __devinit omap_system_dma_probe(struct platform_device *pdev) p = pdev->dev.platform_data; if (!p) { - dev_err(&pdev->dev, "%s: System DMA initialized without" - "platform data\n", __func__); + dev_err(&pdev->dev, + "%s: System DMA initialized without platform data\n", + __func__); return -EINVAL; } @@ -2089,8 +2083,8 @@ static int __devinit omap_system_dma_probe(struct platform_device *pdev) } ret = setup_irq(dma_irq, &omap24xx_dma_irq); if (ret) { - dev_err(&pdev->dev, "set_up failed for IRQ %d" - "for DMA (error %d)\n", dma_irq, ret); + dev_err(&pdev->dev, "set_up failed for IRQ %d for DMA (error %d)\n", + dma_irq, ret); goto exit_dma_lch_fail; } } @@ -2098,8 +2092,7 @@ static int __devinit omap_system_dma_probe(struct platform_device *pdev) /* reserve dma channels 0 and 1 in high security devices */ if (cpu_is_omap34xx() && (omap_type() != OMAP2_DEVICE_TYPE_GP)) { - printk(KERN_INFO "Reserving DMA channels 0 and 1 for " - "HS ROM code\n"); + pr_info("Reserving DMA channels 0 and 1 for HS ROM code\n"); dma_chan[0].dev_id = 0; dma_chan[1].dev_id = 1; } @@ -2107,8 +2100,8 @@ static int __devinit omap_system_dma_probe(struct platform_device *pdev) return 0; exit_dma_irq_fail: - dev_err(&pdev->dev, "unable to request IRQ %d" - "for DMA (error %d)\n", dma_irq, ret); + dev_err(&pdev->dev, "unable to request IRQ %d for DMA (error %d)\n", + dma_irq, ret); for (irq_rel = 0; irq_rel < ch; irq_rel++) { dma_irq = platform_get_irq(pdev, irq_rel); free_irq(dma_irq, (void *)(irq_rel + 1)); diff --git a/arch/arm/plat-omap/mux.c b/arch/arm/plat-omap/mux.c index cff8712122bb..fd0d3aad00ef 100644 --- a/arch/arm/plat-omap/mux.c +++ b/arch/arm/plat-omap/mux.c @@ -76,7 +76,7 @@ int __init_or_module omap_cfg_reg(const unsigned long index) return -ENODEV; } - reg = (struct pin_config *)&mux_cfg->pins[index]; + reg = &mux_cfg->pins[index]; if (!mux_cfg->cfg_reg) return -ENODEV; diff --git a/arch/arm/plat-omap/omap-pm-noop.c b/arch/arm/plat-omap/omap-pm-noop.c index 5a97b4d98d41..9f6413324df9 100644 --- a/arch/arm/plat-omap/omap-pm-noop.c +++ b/arch/arm/plat-omap/omap-pm-noop.c @@ -41,11 +41,11 @@ int omap_pm_set_max_mpu_wakeup_lat(struct device *dev, long t) }; if (t == -1) - pr_debug("OMAP PM: remove max MPU wakeup latency constraint: " - "dev %s\n", dev_name(dev)); + pr_debug("OMAP PM: remove max MPU wakeup latency constraint: dev %s\n", + dev_name(dev)); else - pr_debug("OMAP PM: add max MPU wakeup latency constraint: " - "dev %s, t = %ld usec\n", dev_name(dev), t); + pr_debug("OMAP PM: add max MPU wakeup latency constraint: dev %s, t = %ld usec\n", + dev_name(dev), t); /* * For current Linux, this needs to map the MPU to a @@ -70,11 +70,10 @@ int omap_pm_set_min_bus_tput(struct device *dev, u8 agent_id, unsigned long r) }; if (r == 0) - pr_debug("OMAP PM: remove min bus tput constraint: " - "dev %s for agent_id %d\n", dev_name(dev), agent_id); + pr_debug("OMAP PM: remove min bus tput constraint: dev %s for agent_id %d\n", + dev_name(dev), agent_id); else - pr_debug("OMAP PM: add min bus tput constraint: " - "dev %s for agent_id %d: rate %ld KiB\n", + pr_debug("OMAP PM: add min bus tput constraint: dev %s for agent_id %d: rate %ld KiB\n", dev_name(dev), agent_id, r); /* @@ -97,11 +96,11 @@ int omap_pm_set_max_dev_wakeup_lat(struct device *req_dev, struct device *dev, }; if (t == -1) - pr_debug("OMAP PM: remove max device latency constraint: " - "dev %s\n", dev_name(dev)); + pr_debug("OMAP PM: remove max device latency constraint: dev %s\n", + dev_name(dev)); else - pr_debug("OMAP PM: add max device latency constraint: " - "dev %s, t = %ld usec\n", dev_name(dev), t); + pr_debug("OMAP PM: add max device latency constraint: dev %s, t = %ld usec\n", + dev_name(dev), t); /* * For current Linux, this needs to map the device to a @@ -127,11 +126,11 @@ int omap_pm_set_max_sdma_lat(struct device *dev, long t) }; if (t == -1) - pr_debug("OMAP PM: remove max DMA latency constraint: " - "dev %s\n", dev_name(dev)); + pr_debug("OMAP PM: remove max DMA latency constraint: dev %s\n", + dev_name(dev)); else - pr_debug("OMAP PM: add max DMA latency constraint: " - "dev %s, t = %ld usec\n", dev_name(dev), t); + pr_debug("OMAP PM: add max DMA latency constraint: dev %s, t = %ld usec\n", + dev_name(dev), t); /* * For current Linux PM QOS params, this code should scan the @@ -156,11 +155,11 @@ int omap_pm_set_min_clk_rate(struct device *dev, struct clk *c, long r) } if (r == 0) - pr_debug("OMAP PM: remove min clk rate constraint: " - "dev %s\n", dev_name(dev)); + pr_debug("OMAP PM: remove min clk rate constraint: dev %s\n", + dev_name(dev)); else - pr_debug("OMAP PM: add min clk rate constraint: " - "dev %s, rate = %ld Hz\n", dev_name(dev), r); + pr_debug("OMAP PM: add min clk rate constraint: dev %s, rate = %ld Hz\n", + dev_name(dev), r); /* * Code in a real implementation should keep track of these diff --git a/arch/arm/plat-omap/omap_device.c b/arch/arm/plat-omap/omap_device.c index c490240bb82c..b59edb065c70 100644 --- a/arch/arm/plat-omap/omap_device.c +++ b/arch/arm/plat-omap/omap_device.c @@ -1,4 +1,3 @@ - /* * omap_device implementation * @@ -153,21 +152,19 @@ static int _omap_device_activate(struct omap_device *od, u8 ignore_lat) act_lat = timespec_to_ns(&c); dev_dbg(&od->pdev->dev, - "omap_device: pm_lat %d: activate: elapsed time " - "%llu nsec\n", od->pm_lat_level, act_lat); + "omap_device: pm_lat %d: activate: elapsed time %llu nsec\n", + od->pm_lat_level, act_lat); if (act_lat > odpl->activate_lat) { odpl->activate_lat_worst = act_lat; if (odpl->flags & OMAP_DEVICE_LATENCY_AUTO_ADJUST) { odpl->activate_lat = act_lat; dev_dbg(&od->pdev->dev, - "new worst case activate latency " - "%d: %llu\n", + "new worst case activate latency %d: %llu\n", od->pm_lat_level, act_lat); } else dev_warn(&od->pdev->dev, - "activate latency %d " - "higher than exptected. (%llu > %d)\n", + "activate latency %d higher than expected. (%llu > %d)\n", od->pm_lat_level, act_lat, odpl->activate_lat); } @@ -220,21 +217,19 @@ static int _omap_device_deactivate(struct omap_device *od, u8 ignore_lat) deact_lat = timespec_to_ns(&c); dev_dbg(&od->pdev->dev, - "omap_device: pm_lat %d: deactivate: elapsed time " - "%llu nsec\n", od->pm_lat_level, deact_lat); + "omap_device: pm_lat %d: deactivate: elapsed time %llu nsec\n", + od->pm_lat_level, deact_lat); if (deact_lat > odpl->deactivate_lat) { odpl->deactivate_lat_worst = deact_lat; if (odpl->flags & OMAP_DEVICE_LATENCY_AUTO_ADJUST) { odpl->deactivate_lat = deact_lat; dev_dbg(&od->pdev->dev, - "new worst case deactivate latency " - "%d: %llu\n", + "new worst case deactivate latency %d: %llu\n", od->pm_lat_level, deact_lat); } else dev_warn(&od->pdev->dev, - "deactivate latency %d " - "higher than exptected. (%llu > %d)\n", + "deactivate latency %d higher than expected. (%llu > %d)\n", od->pm_lat_level, deact_lat, odpl->deactivate_lat); } @@ -449,8 +444,8 @@ static int omap_device_count_resources(struct omap_device *od) for (i = 0; i < od->hwmods_cnt; i++) c += omap_hwmod_count_resources(od->hwmods[i]); - pr_debug("omap_device: %s: counted %d total resources across %d " - "hwmods\n", od->pdev->name, c, od->hwmods_cnt); + pr_debug("omap_device: %s: counted %d total resources across %d hwmods\n", + od->pdev->name, c, od->hwmods_cnt); return c; } diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c index d861aa73299d..28acb383e7df 100644 --- a/arch/arm/plat-omap/sram.c +++ b/arch/arm/plat-omap/sram.c @@ -67,6 +67,7 @@ static unsigned long omap_sram_start; static void __iomem *omap_sram_base; +static unsigned long omap_sram_skip; static unsigned long omap_sram_size; static void __iomem *omap_sram_ceil; @@ -105,6 +106,7 @@ static int is_sram_locked(void) */ static void __init omap_detect_sram(void) { + omap_sram_skip = SRAM_BOOTLOADER_SZ; if (cpu_class_is_omap2()) { if (is_sram_locked()) { if (cpu_is_omap34xx()) { @@ -112,6 +114,7 @@ static void __init omap_detect_sram(void) if ((omap_type() == OMAP2_DEVICE_TYPE_EMU) || (omap_type() == OMAP2_DEVICE_TYPE_SEC)) { omap_sram_size = 0x7000; /* 28K */ + omap_sram_skip += SZ_16K; } else { omap_sram_size = 0x8000; /* 32K */ } @@ -174,8 +177,10 @@ static void __init omap_map_sram(void) return; #ifdef CONFIG_OMAP4_ERRATA_I688 + if (cpu_is_omap44xx()) { omap_sram_start += PAGE_SIZE; omap_sram_size -= SZ_16K; + } #endif if (cpu_is_omap34xx()) { /* @@ -202,8 +207,8 @@ static void __init omap_map_sram(void) * Looks like we need to preserve some bootloader code at the * beginning of SRAM for jumping to flash for reboot to work... */ - memset_io(omap_sram_base + SRAM_BOOTLOADER_SZ, 0, - omap_sram_size - SRAM_BOOTLOADER_SZ); + memset_io(omap_sram_base + omap_sram_skip, 0, + omap_sram_size - omap_sram_skip); } /* @@ -217,7 +222,7 @@ void *omap_sram_push_address(unsigned long size) { unsigned long available, new_ceil = (unsigned long)omap_sram_ceil; - available = omap_sram_ceil - (omap_sram_base + SRAM_BOOTLOADER_SZ); + available = omap_sram_ceil - (omap_sram_base + omap_sram_skip); if (size > available) { pr_err("Not enough space in SRAM\n"); |