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Code Issues Releases Wiki Activity

s390/qdio: always use dev_name() for device name in QIB

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Passing a custom name from the device driver is nice - but in practice
it's only zfcp who has been using this. So we might as well hard-code
a naming scheme in the qdio layer, so that qeth also benefits from it.

Signed-off-by: Julian Wiedmann <jwi@linux.ibm.com>
Reviewed-by: Steffen Maier <maier@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
This commit is contained in:
Julian Wiedmann 2020-08-24 17:32:52 +03:00 committed by Vasily Gorbik
parent b02002cc4c
commit 180a4c42e5
4 changed files with 4 additions and 6 deletions
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2
arch/s390/include/asm/qdio.h
View file

@ -327,7 +327,6 @@ typedef void qdio_handler_t(struct ccw_device *, unsigned int, int,
* struct qdio_initialize - qdio initialization data
* @q_format: queue format
* @qdr_ac: feature flags to set
* @adapter_name: name for the adapter
* @qib_param_field_format: format for qib_parm_field
* @qib_param_field: pointer to 128 bytes or NULL, if no param field
* @qib_rflags: rflags to set
@ -347,7 +346,6 @@ typedef void qdio_handler_t(struct ccw_device *, unsigned int, int,
struct qdio_initialize {
unsigned char q_format;
unsigned char qdr_ac;
unsigned char adapter_name[8];
unsigned int qib_param_field_format;
unsigned char *qib_param_field;
unsigned char qib_rflags;

1
drivers/s390/cio/qdio_main.c
View file

@ -1219,7 +1219,6 @@ static void qdio_trace_init_data(struct qdio_irq *irq,
struct qdio_initialize *data)
{
DBF_DEV_EVENT(DBF_ERR, irq, "qfmt:%1u", data->q_format);
DBF_DEV_HEX(irq, data->adapter_name, 8, DBF_ERR);
DBF_DEV_EVENT(DBF_ERR, irq, "qpff%4x", data->qib_param_field_format);
DBF_DEV_HEX(irq, &data->qib_param_field, sizeof(void *), DBF_ERR);
DBF_DEV_HEX(irq, &data->input_slib_elements, sizeof(void *), DBF_ERR);

5
drivers/s390/cio/qdio_setup.c
View file

@ -9,6 +9,8 @@
#include <linux/slab.h>
#include <linux/export.h>
#include <linux/io.h>
#include <asm/ebcdic.h>
#include <asm/qdio.h>
#include "cio.h"
@ -452,7 +454,8 @@ static void setup_qib(struct qdio_irq *irq_ptr,
if (init_data->no_output_qs)
irq_ptr->qib.osliba =
(unsigned long)(irq_ptr->output_qs[0]->slib);
memcpy(irq_ptr->qib.ebcnam, init_data->adapter_name, 8);
memcpy(irq_ptr->qib.ebcnam, dev_name(&irq_ptr->cdev->dev), 8);
ASCEBC(irq_ptr->qib.ebcnam, 8);
}
int qdio_setup_irq(struct qdio_irq *irq_ptr, struct qdio_initialize *init_data)

2
drivers/s390/scsi/zfcp_qdio.c
View file

@ -380,8 +380,6 @@ int zfcp_qdio_open(struct zfcp_qdio *qdio)
&qdio->adapter->status);
init_data.q_format = QDIO_ZFCP_QFMT;
memcpy(init_data.adapter_name, dev_name(&cdev->dev), 8);
ASCEBC(init_data.adapter_name, 8);
init_data.qib_rflags = QIB_RFLAGS_ENABLE_DATA_DIV;
if (enable_multibuffer)
init_data.qdr_ac |= QDR_AC_MULTI_BUFFER_ENABLE;