Linux-libre 4.2-gnu

5 files changed, 19 insertions, 25 deletions

diff --git a/arch/mips/sibyte/Kconfig b/arch/mips/sibyte/Kconfig
index 5fbd3605d..cb9a095f5 100644
--- a/arch/mips/sibyte/Kconfig
+++ b/arch/mips/sibyte/Kconfig
@@ -3,7 +3,7 @@ config SIBYTE_SB1250
 	select CEVT_SB1250
 	select CSRC_SB1250
 	select HW_HAS_PCI
-	select IRQ_CPU
+	select IRQ_MIPS_CPU
 	select SIBYTE_ENABLE_LDT_IF_PCI
 	select SIBYTE_HAS_ZBUS_PROFILING
 	select SIBYTE_SB1xxx_SOC
@@ -13,7 +13,7 @@ config SIBYTE_BCM1120
 	bool
 	select CEVT_SB1250
 	select CSRC_SB1250
-	select IRQ_CPU
+	select IRQ_MIPS_CPU
 	select SIBYTE_BCM112X
 	select SIBYTE_HAS_ZBUS_PROFILING
 	select SIBYTE_SB1xxx_SOC
@@ -23,7 +23,7 @@ config SIBYTE_BCM1125
 	select CEVT_SB1250
 	select CSRC_SB1250
 	select HW_HAS_PCI
-	select IRQ_CPU
+	select IRQ_MIPS_CPU
 	select SIBYTE_BCM112X
 	select SIBYTE_HAS_ZBUS_PROFILING
 	select SIBYTE_SB1xxx_SOC
@@ -33,7 +33,7 @@ config SIBYTE_BCM1125H
 	select CEVT_SB1250
 	select CSRC_SB1250
 	select HW_HAS_PCI
-	select IRQ_CPU
+	select IRQ_MIPS_CPU
 	select SIBYTE_BCM112X
 	select SIBYTE_ENABLE_LDT_IF_PCI
 	select SIBYTE_HAS_ZBUS_PROFILING
@@ -43,7 +43,7 @@ config SIBYTE_BCM112X
 	bool
 	select CEVT_SB1250
 	select CSRC_SB1250
-	select IRQ_CPU
+	select IRQ_MIPS_CPU
 	select SIBYTE_SB1xxx_SOC
 	select SIBYTE_HAS_ZBUS_PROFILING
 
@@ -52,7 +52,7 @@ config SIBYTE_BCM1x80
 	select CEVT_BCM1480
 	select CSRC_BCM1480
 	select HW_HAS_PCI
-	select IRQ_CPU
+	select IRQ_MIPS_CPU
 	select SIBYTE_HAS_ZBUS_PROFILING
 	select SIBYTE_SB1xxx_SOC
 	select SYS_SUPPORTS_SMP
@@ -62,7 +62,7 @@ config SIBYTE_BCM1x55
 	select CEVT_BCM1480
 	select CSRC_BCM1480
 	select HW_HAS_PCI
-	select IRQ_CPU
+	select IRQ_MIPS_CPU
 	select SIBYTE_SB1xxx_SOC
 	select SIBYTE_HAS_ZBUS_PROFILING
 	select SYS_SUPPORTS_SMP
@@ -70,7 +70,7 @@ config SIBYTE_BCM1x55
 config SIBYTE_SB1xxx_SOC
 	bool
 	select DMA_COHERENT
-	select IRQ_CPU
+	select IRQ_MIPS_CPU
 	select SWAP_IO_SPACE
 	select SYS_SUPPORTS_32BIT_KERNEL
 	select SYS_SUPPORTS_64BIT_KERNEL
@@ -81,11 +81,6 @@ choice
 	prompt "SiByte SOC Stepping"
 	depends on SIBYTE_SB1xxx_SOC
 
-config CPU_SB1_PASS_1
-	bool "1250 Pass1"
-	depends on SIBYTE_SB1250
-	select CPU_HAS_PREFETCH
-
 config CPU_SB1_PASS_2_1250
 	bool "1250 An"
 	depends on SIBYTE_SB1250
diff --git a/arch/mips/sibyte/bcm1480/smp.c b/arch/mips/sibyte/bcm1480/smp.c
index af7d44edd..4c71aea25 100644
--- a/arch/mips/sibyte/bcm1480/smp.c
+++ b/arch/mips/sibyte/bcm1480/smp.c
@@ -29,8 +29,6 @@
 #include <asm/sibyte/bcm1480_regs.h>
 #include <asm/sibyte/bcm1480_int.h>
 
-extern void smp_call_function_interrupt(void);
-
 /*
  * These are routines for dealing with the bcm1480 smp capabilities
  * independent of board/firmware
@@ -184,6 +182,9 @@ void bcm1480_mailbox_interrupt(void)
 	if (action & SMP_RESCHEDULE_YOURSELF)
 		scheduler_ipi();
 
-	if (action & SMP_CALL_FUNCTION)
-		smp_call_function_interrupt();
+	if (action & SMP_CALL_FUNCTION) {
+		irq_enter();
+		generic_smp_call_function_interrupt();
+		irq_exit();
+	}
 }
diff --git a/arch/mips/sibyte/common/bus_watcher.c b/arch/mips/sibyte/common/bus_watcher.c
index 5581844c9..41a1d2242 100644
--- a/arch/mips/sibyte/common/bus_watcher.c
+++ b/arch/mips/sibyte/common/bus_watcher.c
@@ -81,10 +81,7 @@ void check_bus_watcher(void)
 {
 	u32 status, l2_err, memio_err;
 
-#ifdef CONFIG_SB1_PASS_1_WORKAROUNDS
-	/* Destructive read, clears register and interrupt */
-	status = csr_in32(IOADDR(A_SCD_BUS_ERR_STATUS));
-#elif defined(CONFIG_SIBYTE_BCM112X) || defined(CONFIG_SIBYTE_SB1250)
+#if defined(CONFIG_SIBYTE_BCM112X) || defined(CONFIG_SIBYTE_SB1250)
 	/* Use non-destructive register */
 	status = csr_in32(IOADDR(A_SCD_BUS_ERR_STATUS_DEBUG));
 #elif defined(CONFIG_SIBYTE_BCM1x55) || defined(CONFIG_SIBYTE_BCM1x80)
diff --git a/arch/mips/sibyte/sb1250/setup.c b/arch/mips/sibyte/sb1250/setup.c
index 3c02b2a77..9d3c24efd 100644
--- a/arch/mips/sibyte/sb1250/setup.c
+++ b/arch/mips/sibyte/sb1250/setup.c
@@ -202,12 +202,10 @@ void __init sb1250_setup(void)
 
 	switch (war_pass) {
 	case K_SYS_REVISION_BCM1250_PASS1:
-#ifndef CONFIG_SB1_PASS_1_WORKAROUNDS
 		printk("@@@@ This is a BCM1250 A0-A2 (Pass 1) board, "
 			    "and the kernel doesn't have the proper "
 			    "workarounds compiled in. @@@@\n");
 		bad_config = 1;
-#endif
 		break;
 	case K_SYS_REVISION_BCM1250_PASS2:
 		/* Pass 2 - easiest as default for now - so many numbers */
diff --git a/arch/mips/sibyte/sb1250/smp.c b/arch/mips/sibyte/sb1250/smp.c
index c0c4b3f88..1cf66f5ff 100644
--- a/arch/mips/sibyte/sb1250/smp.c
+++ b/arch/mips/sibyte/sb1250/smp.c
@@ -172,6 +172,9 @@ void sb1250_mailbox_interrupt(void)
 	if (action & SMP_RESCHEDULE_YOURSELF)
 		scheduler_ipi();
 
-	if (action & SMP_CALL_FUNCTION)
-		smp_call_function_interrupt();
+	if (action & SMP_CALL_FUNCTION) {
+		irq_enter();
+		generic_smp_call_function_interrupt();
+		irq_exit();
+	}
 }