Displaying 20 results from an estimated 29 matches for "io_port".
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2020 Mar 10
2
[PATCH RFC v2 01/24] scsi: add 'nr_reserved_cmds' field to the SCSI host template
On Wed, Mar 11, 2020 at 12:25:27AM +0800, John Garry wrote:
> From: Hannes Reinecke <hare at suse.com>
>
> Add a new field 'nr_reserved_cmds' to the SCSI host template to
> instruct the block layer to set aside a tag space for reserved
> commands.
>
> Signed-off-by: Hannes Reinecke <hare at suse.com>
> ---
> drivers/scsi/scsi_lib.c | 1 +
>
2020 Mar 10
2
[PATCH RFC v2 01/24] scsi: add 'nr_reserved_cmds' field to the SCSI host template
On Wed, Mar 11, 2020 at 12:25:27AM +0800, John Garry wrote:
> From: Hannes Reinecke <hare at suse.com>
>
> Add a new field 'nr_reserved_cmds' to the SCSI host template to
> instruct the block layer to set aside a tag space for reserved
> commands.
>
> Signed-off-by: Hannes Reinecke <hare at suse.com>
> ---
> drivers/scsi/scsi_lib.c | 1 +
>
2012 Feb 01
0
[PATCH 1/2] virtio-pci: add setup_vqs flag in vp_try_to_find_vqs
...u) 12 Jan 2012 [09:20:06], zanghongyong at huawei.com wrote:
> From: Hongyong Zang <zanghongyong at huawei.com>
>
> changes in vp_try_to_find_vqs:
> Virtio-serial's probe() calls it to request irqs and setup vqs of port0 and
> controls; add_port() calls it to set up vqs of io_port.
> it will not create virtqueue if the name is null.
>
> Signed-off-by: Hongyong Zang <zanghongyong at huawei.com>
> ---
> drivers/virtio/virtio_pci.c | 17 +++++++++++++----
> 1 files changed, 13 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/virtio/virti...
2012 Feb 01
0
[PATCH 1/2] virtio-pci: add setup_vqs flag in vp_try_to_find_vqs
...u) 12 Jan 2012 [09:20:06], zanghongyong at huawei.com wrote:
> From: Hongyong Zang <zanghongyong at huawei.com>
>
> changes in vp_try_to_find_vqs:
> Virtio-serial's probe() calls it to request irqs and setup vqs of port0 and
> controls; add_port() calls it to set up vqs of io_port.
> it will not create virtqueue if the name is null.
>
> Signed-off-by: Hongyong Zang <zanghongyong at huawei.com>
> ---
> drivers/virtio/virtio_pci.c | 17 +++++++++++++----
> 1 files changed, 13 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/virtio/virti...
2013 Apr 08
0
[PATCH 0/2] virtio-serial: set up vqs on demand
On (Thu) 12 Jan 2012 [09:20:05], zanghongyong at huawei.com wrote:
> From: Hongyong Zang <zanghongyong at huawei.com>
>
> Virtio-serial set up (max_ports+1)*2 vqs when device probes, but may not all
> io_ports are used.
> These patches create vqs of port0 and control port when probing the device, then
> create io-vqs when called add_port().
Hi,
Can you resurrect this series? I think last time we were waiting for
a v2, but looks like it got lost.
Let me know if you're not interested anymor...
2013 Apr 08
0
[PATCH 0/2] virtio-serial: set up vqs on demand
On (Thu) 12 Jan 2012 [09:20:05], zanghongyong at huawei.com wrote:
> From: Hongyong Zang <zanghongyong at huawei.com>
>
> Virtio-serial set up (max_ports+1)*2 vqs when device probes, but may not all
> io_ports are used.
> These patches create vqs of port0 and control port when probing the device, then
> create io-vqs when called add_port().
Hi,
Can you resurrect this series? I think last time we were waiting for
a v2, but looks like it got lost.
Let me know if you're not interested anymor...
2020 Mar 11
0
[PATCH RFC v2 01/24] scsi: add 'nr_reserved_cmds' field to the SCSI host template
...number of commands; check eg. hpsa:
static int hpsa_scsi_host_alloc(struct ctlr_info *h)
{
struct Scsi_Host *sh;
sh = scsi_host_alloc(&hpsa_driver_template, sizeof(h));
if (sh == NULL) {
dev_err(&h->pdev->dev, "scsi_host_alloc failed\n");
return -ENOMEM;
}
sh->io_port = 0;
sh->n_io_port = 0;
sh->this_id = -1;
sh->max_channel = 3;
sh->max_cmd_len = MAX_COMMAND_SIZE;
sh->max_lun = HPSA_MAX_LUN;
sh->max_id = HPSA_MAX_LUN;
sh->can_queue = h->nr_cmds - HPSA_NRESERVED_CMDS;
sh->cmd_per_lun = sh->can_queue;
So the idea of this pat...
2007 Apr 18
0
[RFC, PATCH 22/24] i386 Consolidate redundant timer code
...--- linux-2.6.16-rc6.orig/arch/i386/kernel/apic.c 2006-03-12 19:49:53.000000000 -0800
+++ linux-2.6.16-rc6/arch/i386/kernel/apic.c 2006-03-12 19:57:42.000000000 -0800
@@ -39,6 +39,7 @@
#include <mach_apic.h>
#include <mach_ipi.h>
+#include <mach_apictimer.h>
#include "io_ports.h"
@@ -1322,7 +1323,7 @@ int __init APIC_init_uniprocessor (void)
if (!skip_ioapic_setup && nr_ioapics)
setup_IO_APIC();
#endif
- setup_boot_APIC_clock();
+ mach_setup_boot_local_clock();
return 0;
}
Index: linux-2.6.16-rc6/arch/i386/kernel/i8259.c
=====================...
2007 Apr 18
0
[RFC, PATCH 22/24] i386 Consolidate redundant timer code
...--- linux-2.6.16-rc6.orig/arch/i386/kernel/apic.c 2006-03-12 19:49:53.000000000 -0800
+++ linux-2.6.16-rc6/arch/i386/kernel/apic.c 2006-03-12 19:57:42.000000000 -0800
@@ -39,6 +39,7 @@
#include <mach_apic.h>
#include <mach_ipi.h>
+#include <mach_apictimer.h>
#include "io_ports.h"
@@ -1322,7 +1323,7 @@ int __init APIC_init_uniprocessor (void)
if (!skip_ioapic_setup && nr_ioapics)
setup_IO_APIC();
#endif
- setup_boot_APIC_clock();
+ mach_setup_boot_local_clock();
return 0;
}
Index: linux-2.6.16-rc6/arch/i386/kernel/i8259.c
=====================...
2007 Apr 18
1
[RFC, PATCH 24/24] i386 Vmi no idle hz
...386/kernel/apic.c 2006-03-12 19:57:42.000000000 -0800
+++ linux-2.6.16-rc6/arch/i386/kernel/apic.c 2006-03-12 19:57:53.000000000 -0800
@@ -40,6 +40,7 @@
#include <mach_apic.h>
#include <mach_ipi.h>
#include <mach_apictimer.h>
+#include <mach_idletimer.h>
#include "io_ports.h"
@@ -1193,6 +1194,7 @@ fastcall void smp_apic_timer_interrupt(s
* interrupt lock, which is the WrongThing (tm) to do.
*/
irq_enter();
+ restart_hz_timer(regs);
smp_local_timer_interrupt(regs);
irq_exit();
}
@@ -1242,6 +1244,7 @@ fastcall void smp_spurious_interrupt(str
unsi...
2007 Apr 18
1
[RFC, PATCH 24/24] i386 Vmi no idle hz
...386/kernel/apic.c 2006-03-12 19:57:42.000000000 -0800
+++ linux-2.6.16-rc6/arch/i386/kernel/apic.c 2006-03-12 19:57:53.000000000 -0800
@@ -40,6 +40,7 @@
#include <mach_apic.h>
#include <mach_ipi.h>
#include <mach_apictimer.h>
+#include <mach_idletimer.h>
#include "io_ports.h"
@@ -1193,6 +1194,7 @@ fastcall void smp_apic_timer_interrupt(s
* interrupt lock, which is the WrongThing (tm) to do.
*/
irq_enter();
+ restart_hz_timer(regs);
smp_local_timer_interrupt(regs);
irq_exit();
}
@@ -1242,6 +1244,7 @@ fastcall void smp_spurious_interrupt(str
unsi...
2007 Apr 18
1
[PATCH 9/10] Vmi timer update.patch
...linux/clocksource.h>
+#include <linux/clockchips.h>
+
+#include <asm/vmi.h>
+#include <asm/vmi_time.h>
+#include <asm/arch_hooks.h>
+#include <asm/apicdef.h>
+#include <asm/apic.h>
+#include <asm/timer.h>
+
+#include <irq_vectors.h>
+#include "io_ports.h"
+
+#define VMI_ONESHOT (VMI_ALARM_IS_ONESHOT | VMI_CYCLES_REAL | vmi_get_alarm_wiring())
+#define VMI_PERIODIC (VMI_ALARM_IS_PERIODIC | VMI_CYCLES_REAL | vmi_get_alarm_wiring())
+
+static DEFINE_PER_CPU(struct clock_event_device, local_events);
+
+static inline u32 vmi_counter(u32 flags)...
2007 Apr 18
1
[PATCH 9/10] Vmi timer update.patch
...linux/clocksource.h>
+#include <linux/clockchips.h>
+
+#include <asm/vmi.h>
+#include <asm/vmi_time.h>
+#include <asm/arch_hooks.h>
+#include <asm/apicdef.h>
+#include <asm/apic.h>
+#include <asm/timer.h>
+
+#include <irq_vectors.h>
+#include "io_ports.h"
+
+#define VMI_ONESHOT (VMI_ALARM_IS_ONESHOT | VMI_CYCLES_REAL | vmi_get_alarm_wiring())
+#define VMI_PERIODIC (VMI_ALARM_IS_PERIODIC | VMI_CYCLES_REAL | vmi_get_alarm_wiring())
+
+static DEFINE_PER_CPU(struct clock_event_device, local_events);
+
+static inline u32 vmi_counter(u32 flags)...
2007 Apr 18
2
refactoring io_apic.c
...t;
+#include <linux/sysdev.h>
+
+#include <asm/atomic.h>
+#include <asm/smp.h>
+#include <asm/mtrr.h>
+#include <asm/mpspec.h>
+#include <asm/desc.h>
+#include <asm/arch_hooks.h>
+#include <asm/hpet.h>
+
+#include <mach_apic.h>
+
+#include "io_ports.h"
+
+void disconnect_bsp_APIC(void)
+{
+ if (pic_mode) {
+ /*
+ * Put the board back into PIC mode (has an effect
+ * only on certain older boards). Note that APIC
+ * interrupts, including IPIs, won't work beyond
+ * this point! The only exception are INIT IPIs.
+ */
+ api...
2007 Apr 18
2
refactoring io_apic.c
...t;
+#include <linux/sysdev.h>
+
+#include <asm/atomic.h>
+#include <asm/smp.h>
+#include <asm/mtrr.h>
+#include <asm/mpspec.h>
+#include <asm/desc.h>
+#include <asm/arch_hooks.h>
+#include <asm/hpet.h>
+
+#include <mach_apic.h>
+
+#include "io_ports.h"
+
+void disconnect_bsp_APIC(void)
+{
+ if (pic_mode) {
+ /*
+ * Put the board back into PIC mode (has an effect
+ * only on certain older boards). Note that APIC
+ * interrupts, including IPIs, won't work beyond
+ * this point! The only exception are INIT IPIs.
+ */
+ api...
2007 Apr 18
0
[RFC, PATCH 23/24] i386 Vmi timer patch
...sc.c
===================================================================
--- linux-2.6.16-rc6.orig/arch/i386/kernel/timers/timer_tsc.c 2006-03-12 19:57:42.000000000 -0800
+++ linux-2.6.16-rc6/arch/i386/kernel/timers/timer_tsc.c 2006-03-12 19:57:48.000000000 -0800
@@ -22,6 +22,7 @@
#include "io_ports.h"
#include "mach_timer.h"
+#include "mach_schedclock.h"
#include <asm/hpet.h>
#include <asm/i8253.h>
@@ -36,6 +37,7 @@ static inline void cpufreq_delayed_get(v
int tsc_disable __devinitdata = 0;
+int use_sched_clock_cycles;
static int use_tsc;
/* N...
2007 Apr 18
0
[RFC, PATCH 23/24] i386 Vmi timer patch
...sc.c
===================================================================
--- linux-2.6.16-rc6.orig/arch/i386/kernel/timers/timer_tsc.c 2006-03-12 19:57:42.000000000 -0800
+++ linux-2.6.16-rc6/arch/i386/kernel/timers/timer_tsc.c 2006-03-12 19:57:48.000000000 -0800
@@ -22,6 +22,7 @@
#include "io_ports.h"
#include "mach_timer.h"
+#include "mach_schedclock.h"
#include <asm/hpet.h>
#include <asm/i8253.h>
@@ -36,6 +37,7 @@ static inline void cpufreq_delayed_get(v
int tsc_disable __devinitdata = 0;
+int use_sched_clock_cycles;
static int use_tsc;
/* N...
2007 Apr 18
0
[PATCH 6/6] VMI timer patches
...source.h>
+
+#include <asm/timer.h>
+#include <asm/io.h>
+#include <asm/apic.h>
+#include <asm/div64.h>
+#include <asm/timer.h>
+#include <asm/desc.h>
+
+#include <asm/vmi.h>
+#include <asm/vmi_time.h>
+
+#include <mach_timer.h>
+#include <io_ports.h>
+
+#ifdef CONFIG_X86_LOCAL_APIC
+#define VMI_ALARM_WIRING VMI_ALARM_WIRED_LVTT
+#else
+#define VMI_ALARM_WIRING VMI_ALARM_WIRED_IRQ0
+#endif
+
+/* Cached VMI operations */
+struct vmi_timer_ops vmi_timer_ops;
+
+#ifdef CONFIG_NO_IDLE_HZ
+
+/* /proc/sys/kernel/hz_timer state. */
+int sysctl...
2007 Apr 18
0
[PATCH 6/6] VMI timer patches
...source.h>
+
+#include <asm/timer.h>
+#include <asm/io.h>
+#include <asm/apic.h>
+#include <asm/div64.h>
+#include <asm/timer.h>
+#include <asm/desc.h>
+
+#include <asm/vmi.h>
+#include <asm/vmi_time.h>
+
+#include <mach_timer.h>
+#include <io_ports.h>
+
+#ifdef CONFIG_X86_LOCAL_APIC
+#define VMI_ALARM_WIRING VMI_ALARM_WIRED_LVTT
+#else
+#define VMI_ALARM_WIRING VMI_ALARM_WIRED_IRQ0
+#endif
+
+/* Cached VMI operations */
+struct vmi_timer_ops vmi_timer_ops;
+
+#ifdef CONFIG_NO_IDLE_HZ
+
+/* /proc/sys/kernel/hz_timer state. */
+int sysctl...
2007 Apr 18
0
[PATCH 5/5] Vmi timer.patch
...source.h>
+
+#include <asm/timer.h>
+#include <asm/io.h>
+#include <asm/apic.h>
+#include <asm/div64.h>
+#include <asm/timer.h>
+#include <asm/desc.h>
+
+#include <asm/vmi.h>
+#include <asm/vmi_time.h>
+
+#include <mach_timer.h>
+#include <io_ports.h>
+
+#ifdef CONFIG_X86_LOCAL_APIC
+#define VMI_ALARM_WIRING VMI_ALARM_WIRED_LVTT
+#else
+#define VMI_ALARM_WIRING VMI_ALARM_WIRED_IRQ0
+#endif
+
+/* Cached VMI operations */
+struct vmi_timer_ops vmi_timer_ops;
+
+#ifdef CONFIG_NO_IDLE_HZ
+
+/* /proc/sys/kernel/hz_timer state. */
+int sysctl...