Displaying 20 results from an estimated 22 matches for "pathmask_to_po".
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pathmask_to_pos
2019 Jun 03
5
[PATCH v3 2/8] s390/cio: introduce DMA pools to cio
...files changed, 128 insertions(+), 4 deletions(-)
(...)
> diff --git a/arch/s390/include/asm/cio.h b/arch/s390/include/asm/cio.h
> index 1727180e8ca1..43c007d2775a 100644
> --- a/arch/s390/include/asm/cio.h
> +++ b/arch/s390/include/asm/cio.h
> @@ -328,6 +328,17 @@ static inline u8 pathmask_to_pos(u8 mask)
> void channel_subsystem_reinit(void);
> extern void css_schedule_reprobe(void);
>
> +extern void *cio_dma_zalloc(size_t size);
> +extern void cio_dma_free(void *cpu_addr, size_t size);
> +extern struct device *cio_get_dma_css_dev(void);
> +
> +struct gen_pool;...
2019 Jun 03
5
[PATCH v3 2/8] s390/cio: introduce DMA pools to cio
...files changed, 128 insertions(+), 4 deletions(-)
(...)
> diff --git a/arch/s390/include/asm/cio.h b/arch/s390/include/asm/cio.h
> index 1727180e8ca1..43c007d2775a 100644
> --- a/arch/s390/include/asm/cio.h
> +++ b/arch/s390/include/asm/cio.h
> @@ -328,6 +328,17 @@ static inline u8 pathmask_to_pos(u8 mask)
> void channel_subsystem_reinit(void);
> extern void css_schedule_reprobe(void);
>
> +extern void *cio_dma_zalloc(size_t size);
> +extern void cio_dma_free(void *cpu_addr, size_t size);
> +extern struct device *cio_get_dma_css_dev(void);
> +
> +struct gen_pool;...
2019 Jun 03
0
[PATCH v3 2/8] s390/cio: introduce DMA pools to cio
...etions(-)
>
> (...)
>
> > diff --git a/arch/s390/include/asm/cio.h b/arch/s390/include/asm/cio.h
> > index 1727180e8ca1..43c007d2775a 100644
> > --- a/arch/s390/include/asm/cio.h
> > +++ b/arch/s390/include/asm/cio.h
> > @@ -328,6 +328,17 @@ static inline u8 pathmask_to_pos(u8 mask)
> > void channel_subsystem_reinit(void);
> > extern void css_schedule_reprobe(void);
> >
> > +extern void *cio_dma_zalloc(size_t size);
> > +extern void cio_dma_free(void *cpu_addr, size_t size);
> > +extern struct device *cio_get_dma_css_dev(void);...
2019 Jun 03
0
[PATCH v3 2/8] s390/cio: introduce DMA pools to cio
...4 deletions(-)
>
> (...)
>
>> diff --git a/arch/s390/include/asm/cio.h b/arch/s390/include/asm/cio.h
>> index 1727180e8ca1..43c007d2775a 100644
>> --- a/arch/s390/include/asm/cio.h
>> +++ b/arch/s390/include/asm/cio.h
>> @@ -328,6 +328,17 @@ static inline u8 pathmask_to_pos(u8 mask)
>> void channel_subsystem_reinit(void);
>> extern void css_schedule_reprobe(void);
>>
>> +extern void *cio_dma_zalloc(size_t size);
>> +extern void cio_dma_free(void *cpu_addr, size_t size);
>> +extern struct device *cio_get_dma_css_dev(void);
&g...
2019 Apr 09
0
[RFC PATCH 04/12] s390/cio: introduce cio DMA pool
...OCATOR
>
>
> config SCHED_OMIT_FRAME_POINTER
> diff --git a/arch/s390/include/asm/cio.h b/arch/s390/include/asm/cio.h
> index 1727180e8ca1..4510e418614a 100644
> --- a/arch/s390/include/asm/cio.h
> +++ b/arch/s390/include/asm/cio.h
> @@ -328,6 +328,9 @@ static inline u8 pathmask_to_pos(u8 mask)
> void channel_subsystem_reinit(void);
> extern void css_schedule_reprobe(void);
>
> +extern void *cio_dma_zalloc(size_t size);
> +extern void cio_dma_free(void *cpu_addr, size_t size);
> +
> /* Function from drivers/s390/cio/chsc.c */
> int chsc_sstpc(void *...
2019 May 23
0
[PATCH v2 2/8] s390/cio: introduce DMA pools to cio
...I
select SWIOTLB
+ select GENERIC_ALLOCATOR
config SCHED_OMIT_FRAME_POINTER
diff --git a/arch/s390/include/asm/cio.h b/arch/s390/include/asm/cio.h
index 1727180e8ca1..43c007d2775a 100644
--- a/arch/s390/include/asm/cio.h
+++ b/arch/s390/include/asm/cio.h
@@ -328,6 +328,17 @@ static inline u8 pathmask_to_pos(u8 mask)
void channel_subsystem_reinit(void);
extern void css_schedule_reprobe(void);
+extern void *cio_dma_zalloc(size_t size);
+extern void cio_dma_free(void *cpu_addr, size_t size);
+extern struct device *cio_get_dma_css_dev(void);
+
+struct gen_pool;
+void *cio_gp_dma_zalloc(struct gen_poo...
2019 Apr 26
0
[PATCH 05/10] s390/cio: introduce DMA pools to cio
...I
select SWIOTLB
+ select GENERIC_ALLOCATOR
config SCHED_OMIT_FRAME_POINTER
diff --git a/arch/s390/include/asm/cio.h b/arch/s390/include/asm/cio.h
index 1727180e8ca1..43c007d2775a 100644
--- a/arch/s390/include/asm/cio.h
+++ b/arch/s390/include/asm/cio.h
@@ -328,6 +328,17 @@ static inline u8 pathmask_to_pos(u8 mask)
void channel_subsystem_reinit(void);
extern void css_schedule_reprobe(void);
+extern void *cio_dma_zalloc(size_t size);
+extern void cio_dma_free(void *cpu_addr, size_t size);
+extern struct device *cio_get_dma_css_dev(void);
+
+struct gen_pool;
+void *cio_gp_dma_zalloc(struct gen_poo...
2019 May 29
0
[PATCH v3 2/8] s390/cio: introduce DMA pools to cio
...I
select SWIOTLB
+ select GENERIC_ALLOCATOR
config SCHED_OMIT_FRAME_POINTER
diff --git a/arch/s390/include/asm/cio.h b/arch/s390/include/asm/cio.h
index 1727180e8ca1..43c007d2775a 100644
--- a/arch/s390/include/asm/cio.h
+++ b/arch/s390/include/asm/cio.h
@@ -328,6 +328,17 @@ static inline u8 pathmask_to_pos(u8 mask)
void channel_subsystem_reinit(void);
extern void css_schedule_reprobe(void);
+extern void *cio_dma_zalloc(size_t size);
+extern void cio_dma_free(void *cpu_addr, size_t size);
+extern struct device *cio_get_dma_css_dev(void);
+
+struct gen_pool;
+void *cio_gp_dma_zalloc(struct gen_poo...
2019 Jun 06
0
[PATCH v4 2/8] s390/cio: introduce DMA pools to cio
...b912c30 100644
--- a/arch/s390/include/asm/cio.h
+++ b/arch/s390/include/asm/cio.h
@@ -7,6 +7,7 @@
#include <linux/spinlock.h>
#include <linux/bitops.h>
+#include <linux/genalloc.h>
#include <asm/types.h>
#define LPM_ANYPATH 0xff
@@ -328,6 +329,16 @@ static inline u8 pathmask_to_pos(u8 mask)
void channel_subsystem_reinit(void);
extern void css_schedule_reprobe(void);
+extern void *cio_dma_zalloc(size_t size);
+extern void cio_dma_free(void *cpu_addr, size_t size);
+extern struct device *cio_get_dma_css_dev(void);
+
+void *cio_gp_dma_zalloc(struct gen_pool *gp_dma, struct...
2019 Jun 12
0
[PATCH v5 2/8] s390/cio: introduce DMA pools to cio
...b912c30 100644
--- a/arch/s390/include/asm/cio.h
+++ b/arch/s390/include/asm/cio.h
@@ -7,6 +7,7 @@
#include <linux/spinlock.h>
#include <linux/bitops.h>
+#include <linux/genalloc.h>
#include <asm/types.h>
#define LPM_ANYPATH 0xff
@@ -328,6 +329,16 @@ static inline u8 pathmask_to_pos(u8 mask)
void channel_subsystem_reinit(void);
extern void css_schedule_reprobe(void);
+extern void *cio_dma_zalloc(size_t size);
+extern void cio_dma_free(void *cpu_addr, size_t size);
+extern struct device *cio_get_dma_css_dev(void);
+
+void *cio_gp_dma_zalloc(struct gen_pool *gp_dma, struct...
2019 Apr 26
0
[PATCH 06/10] s390/cio: add basic protected virtualization support
...d nop_callback(struct ccw_device *cdev, void *data, int rc)
static void spid_build_cp(struct ccw_device *cdev, u8 fn)
{
struct ccw_request *req = &cdev->private->req;
- struct ccw1 *cp = cdev->private->iccws;
+ struct ccw1 *cp = cdev->private->dma_area->iccws;
int i = pathmask_to_pos(req->lpm);
- struct pgid *pgid = &cdev->private->pgid[i];
+ struct pgid *pgid = &cdev->private->dma_area->pgid[i];
pgid->inf.fc = fn;
cp->cmd_code = CCW_CMD_SET_PGID;
@@ -300,7 +300,7 @@ static int pgid_cmp(struct pgid *p1, struct pgid *p2)
static void pgid_a...
2019 May 23
0
[PATCH v2 3/8] s390/cio: add basic protected virtualization support
...d nop_callback(struct ccw_device *cdev, void *data, int rc)
static void spid_build_cp(struct ccw_device *cdev, u8 fn)
{
struct ccw_request *req = &cdev->private->req;
- struct ccw1 *cp = cdev->private->iccws;
+ struct ccw1 *cp = cdev->private->dma_area->iccws;
int i = pathmask_to_pos(req->lpm);
- struct pgid *pgid = &cdev->private->pgid[i];
+ struct pgid *pgid = &cdev->private->dma_area->pgid[i];
pgid->inf.fc = fn;
cp->cmd_code = CCW_CMD_SET_PGID;
@@ -300,7 +300,7 @@ static int pgid_cmp(struct pgid *p1, struct pgid *p2)
static void pgid_a...
2019 May 29
0
[PATCH v3 3/8] s390/cio: add basic protected virtualization support
...d nop_callback(struct ccw_device *cdev, void *data, int rc)
static void spid_build_cp(struct ccw_device *cdev, u8 fn)
{
struct ccw_request *req = &cdev->private->req;
- struct ccw1 *cp = cdev->private->iccws;
+ struct ccw1 *cp = cdev->private->dma_area->iccws;
int i = pathmask_to_pos(req->lpm);
- struct pgid *pgid = &cdev->private->pgid[i];
+ struct pgid *pgid = &cdev->private->dma_area->pgid[i];
pgid->inf.fc = fn;
cp->cmd_code = CCW_CMD_SET_PGID;
@@ -300,7 +300,7 @@ static int pgid_cmp(struct pgid *p1, struct pgid *p2)
static void pgid_a...
2019 Jun 12
0
[PATCH v5 3/8] s390/cio: add basic protected virtualization support
...d nop_callback(struct ccw_device *cdev, void *data, int rc)
static void spid_build_cp(struct ccw_device *cdev, u8 fn)
{
struct ccw_request *req = &cdev->private->req;
- struct ccw1 *cp = cdev->private->iccws;
+ struct ccw1 *cp = cdev->private->dma_area->iccws;
int i = pathmask_to_pos(req->lpm);
- struct pgid *pgid = &cdev->private->pgid[i];
+ struct pgid *pgid = &cdev->private->dma_area->pgid[i];
pgid->inf.fc = fn;
cp->cmd_code = CCW_CMD_SET_PGID;
@@ -300,7 +300,7 @@ static int pgid_cmp(struct pgid *p1, struct pgid *p2)
static void pgid_a...
2019 May 29
16
[PATCH v3 0/8] s390: virtio: support protected virtualization
Enhanced virtualization protection technology may require the use of
bounce buffers for I/O. While support for this was built into the virtio
core, virtio-ccw wasn't changed accordingly.
Some background on technology (not part of this series) and the
terminology used.
* Protected Virtualization (PV):
Protected Virtualization guarantees, that non-shared memory of a guest
that operates in PV
2019 Jun 12
21
[PATCH v5 0/8] s390: virtio: support protected virtualization
Enhanced virtualization protection technology may require the use of
bounce buffers for I/O. While support for this was built into the virtio
core, virtio-ccw wasn't changed accordingly.
Some background on technology (not part of this series) and the
terminology used.
* Protected Virtualization (PV):
Protected Virtualization guarantees, that non-shared memory of a guest
that operates in PV
2019 Jun 12
21
[PATCH v5 0/8] s390: virtio: support protected virtualization
Enhanced virtualization protection technology may require the use of
bounce buffers for I/O. While support for this was built into the virtio
core, virtio-ccw wasn't changed accordingly.
Some background on technology (not part of this series) and the
terminology used.
* Protected Virtualization (PV):
Protected Virtualization guarantees, that non-shared memory of a guest
that operates in PV
2019 Jun 06
15
[PATCH v4 0/8] s390: virtio: support protected virtualization
Enhanced virtualization protection technology may require the use of
bounce buffers for I/O. While support for this was built into the virtio
core, virtio-ccw wasn't changed accordingly.
Some background on technology (not part of this series) and the
terminology used.
* Protected Virtualization (PV):
Protected Virtualization guarantees, that non-shared memory of a guest
that operates in PV
2019 Jun 06
15
[PATCH v4 0/8] s390: virtio: support protected virtualization
Enhanced virtualization protection technology may require the use of
bounce buffers for I/O. While support for this was built into the virtio
core, virtio-ccw wasn't changed accordingly.
Some background on technology (not part of this series) and the
terminology used.
* Protected Virtualization (PV):
Protected Virtualization guarantees, that non-shared memory of a guest
that operates in PV
2019 Apr 26
33
[PATCH 00/10] s390: virtio: support protected virtualization
Enhanced virtualization protection technology may require the use of
bounce buffers for I/O. While support for this was built into the virtio
core, virtio-ccw wasn't changed accordingly.
Some background on technology (not part of this series) and the
terminology used.
* Protected Virtualization (PV):
Protected Virtualization guarantees, that non-shared memory of a guest
that operates in PV