*
* Copyright 2000,2002 IBM Corporation
* Author(s): Utz Bacher <utz.bacher@de.ibm.com>
- * 2.6 cio integration by Cornelia Huck <cohuck@de.ibm.com>
+ * 2.6 cio integration by Cornelia Huck <cornelia.huck@de.ibm.com>
*
* Restriction: only 63 iqdio subchannels would have its own indicator,
* after that, subsequent subchannels share one indicator
#include <linux/kernel.h>
#include <linux/proc_fs.h>
#include <linux/timer.h>
+#include <linux/mempool.h>
#include <asm/ccwdev.h>
#include <asm/io.h>
#include "ioasm.h"
#include "chsc.h"
-#define VERSION_QDIO_C "$Revision: 1.113 $"
-
/****************** MODULE PARAMETER VARIABLES ********************/
MODULE_AUTHOR("Utz Bacher <utz.bacher@de.ibm.com>");
MODULE_DESCRIPTION("QDIO base support version 2, " \
/******************** HERE WE GO ***********************************/
-static const char version[] = "QDIO base support version 2 ("
- VERSION_QDIO_C "/" VERSION_QDIO_H "/" VERSION_CIO_QDIO_H ")";
+static const char version[] = "QDIO base support version 2";
#ifdef QDIO_PERFORMANCE_STATS
static int proc_perf_file_registration;
static __u32 * volatile indicators;
static __u32 volatile spare_indicator;
static atomic_t spare_indicator_usecount;
+#define QDIO_MEMPOOL_SCSSC_ELEMENTS 2
+static mempool_t *qdio_mempool_scssc;
static debug_info_t *qdio_dbf_setup;
static debug_info_t *qdio_dbf_sbal;
q_no = q->q_no;
if(!q->is_input_q)
q_no += irq->no_input_qs;
+again:
ccq = do_eqbs(irq->sch_token, state, q_no, start, cnt);
rc = qdio_check_ccq(q, ccq);
+ if (rc == 1) {
+ QDIO_DBF_TEXT5(1,trace,"eqAGAIN");
+ goto again;
+ }
if (rc < 0) {
QDIO_DBF_TEXT2(1,trace,"eqberr");
sprintf(dbf_text,"%2x,%2x,%d,%d",tmp_cnt, *cnt, ccq, q_no);
q_no = q->q_no;
if(!q->is_input_q)
q_no += irq->no_input_qs;
+again:
ccq = do_sqbs(irq->sch_token, state, q_no, start, cnt);
rc = qdio_check_ccq(q, ccq);
+ if (rc == 1) {
+ QDIO_DBF_TEXT5(1,trace,"sqAGAIN");
+ goto again;
+ }
if (rc < 0) {
QDIO_DBF_TEXT3(1,trace,"sqberr");
sprintf(dbf_text,"%2x,%2x,%d,%d",tmp_cnt,*cnt,ccq,q_no);
perf_stats.siga_syncs++;
#endif /* QDIO_PERFORMANCE_STATS */
- cc = do_siga_sync(0x10000|q->irq, gpr2, gpr3);
+ cc = do_siga_sync(q->schid, gpr2, gpr3);
if (cc)
QDIO_DBF_HEX3(0,trace,&cc,sizeof(int*));
{
struct qdio_irq *irq;
unsigned int fc = 0;
+ unsigned long schid;
irq = (struct qdio_irq *) q->irq_ptr;
if (!irq->is_qebsm)
- return do_siga_output(0x10000|q->irq, q->mask, busy_bit, fc);
- fc |= 0x80;
- return do_siga_output(irq->sch_token, q->mask, busy_bit, fc);
+ schid = *((u32 *)&q->schid);
+ else {
+ schid = irq->sch_token;
+ fc |= 0x80;
+ }
+ return do_siga_output(schid, q->mask, busy_bit, fc);
}
/*
perf_stats.siga_ins++;
#endif /* QDIO_PERFORMANCE_STATS */
- cc = do_siga_input(0x10000|q->irq, q->mask);
+ cc = do_siga_input(q->schid, q->mask);
if (cc)
QDIO_DBF_HEX3(0,trace,&cc,sizeof(int*));
/* went smooth this time, reset timestamp */
#ifdef CONFIG_QDIO_DEBUG
QDIO_DBF_TEXT3(0,trace,"cc2reslv");
- sprintf(dbf_text,"%4x%2x%2x",q->irq,q->q_no,
+ sprintf(dbf_text,"%4x%2x%2x",q->schid.sch_no,q->q_no,
atomic_read(&q->busy_siga_counter));
QDIO_DBF_TEXT3(0,trace,dbf_text);
#endif /* CONFIG_QDIO_DEBUG */
}
QDIO_DBF_TEXT2(0,trace,"cc2REPRT");
#ifdef CONFIG_QDIO_DEBUG
- sprintf(dbf_text,"%4x%2x%2x",q->irq,q->q_no,
+ sprintf(dbf_text,"%4x%2x%2x",q->schid.sch_no,q->q_no,
atomic_read(&q->busy_siga_counter));
QDIO_DBF_TEXT3(0,trace,dbf_text);
#endif /* CONFIG_QDIO_DEBUG */
if (!no_used)
return 1;
-
- if (!q->siga_sync)
+ if (!q->siga_sync && !irq->is_qebsm)
/* we'll check for more primed buffers in qeth_stop_polling */
return 0;
if (irq->is_qebsm) {
}
kfree(irq_ptr->qdr);
- kfree(irq_ptr);
+ free_page((unsigned long) irq_ptr);
}
static void
int result=-ENOMEM;
for (i=0;i<no_input_qs;i++) {
- q=kmalloc(sizeof(struct qdio_q),GFP_KERNEL);
+ q = kzalloc(sizeof(struct qdio_q), GFP_KERNEL);
if (!q) {
QDIO_PRINT_ERR("kmalloc of q failed!\n");
goto out;
}
- memset(q,0,sizeof(struct qdio_q));
-
- q->slib=kmalloc(PAGE_SIZE,GFP_KERNEL);
+ q->slib = kmalloc(PAGE_SIZE, GFP_KERNEL);
if (!q->slib) {
QDIO_PRINT_ERR("kmalloc of slib failed!\n");
goto out;
}
for (i=0;i<no_output_qs;i++) {
- q=kmalloc(sizeof(struct qdio_q),GFP_KERNEL);
+ q = kzalloc(sizeof(struct qdio_q), GFP_KERNEL);
if (!q) {
goto out;
}
- memset(q,0,sizeof(struct qdio_q));
-
q->slib=kmalloc(PAGE_SIZE,GFP_KERNEL);
if (!q->slib) {
QDIO_PRINT_ERR("kmalloc of slib failed!\n");
void *ptr;
int available;
- sprintf(dbf_text,"qfqs%4x",cdev->private->irq);
+ sprintf(dbf_text,"qfqs%4x",cdev->private->sch_no);
QDIO_DBF_TEXT0(0,setup,dbf_text);
for (i=0;i<no_input_qs;i++) {
q=irq_ptr->input_qs[i];
q->queue_type=q_format;
q->int_parm=int_parm;
- q->irq=irq_ptr->irq;
+ q->schid = irq_ptr->schid;
q->irq_ptr = irq_ptr;
q->cdev = cdev;
q->mask=1<<(31-i);
q->queue_type=q_format;
q->int_parm=int_parm;
q->is_input_q=0;
- q->irq=irq_ptr->irq;
+ q->schid = irq_ptr->schid;
q->cdev = cdev;
q->irq_ptr = irq_ptr;
q->mask=1<<(31-i);
char dbf_text[15];
QDIO_DBF_TEXT5(0,trace,"newstate");
- sprintf(dbf_text,"%4x%4x",irq_ptr->irq,state);
+ sprintf(dbf_text,"%4x%4x",irq_ptr->schid.sch_no,state);
QDIO_DBF_TEXT5(0,trace,dbf_text);
#endif /* CONFIG_QDIO_DEBUG */
}
static inline void
-qdio_irq_check_sense(int irq, struct irb *irb)
+qdio_irq_check_sense(struct subchannel_id schid, struct irb *irb)
{
char dbf_text[15];
if (irb->esw.esw0.erw.cons) {
- sprintf(dbf_text,"sens%4x",irq);
+ sprintf(dbf_text,"sens%4x",schid.sch_no);
QDIO_DBF_TEXT2(1,trace,dbf_text);
QDIO_DBF_HEX0(0,sense,irb,QDIO_DBF_SENSE_LEN);
switch (irq_ptr->state) {
case QDIO_IRQ_STATE_INACTIVE:
- QDIO_PRINT_ERR("establish queues on irq %04x: timed out\n",
- irq_ptr->irq);
+ QDIO_PRINT_ERR("establish queues on irq 0.%x.%04x: timed out\n",
+ irq_ptr->schid.ssid, irq_ptr->schid.sch_no);
QDIO_DBF_TEXT2(1,setup,"eq:timeo");
qdio_set_state(irq_ptr, QDIO_IRQ_STATE_ERR);
break;
case QDIO_IRQ_STATE_CLEANUP:
- QDIO_PRINT_INFO("Did not get interrupt on cleanup, irq=0x%x.\n",
- irq_ptr->irq);
+ QDIO_PRINT_INFO("Did not get interrupt on cleanup, "
+ "irq=0.%x.%x.\n",
+ irq_ptr->schid.ssid, irq_ptr->schid.sch_no);
qdio_set_state(irq_ptr, QDIO_IRQ_STATE_ERR);
break;
case QDIO_IRQ_STATE_ESTABLISHED:
case QDIO_IRQ_STATE_ACTIVE:
/* I/O has been terminated by common I/O layer. */
- QDIO_PRINT_INFO("Queues on irq %04x killed by cio.\n",
- irq_ptr->irq);
+ QDIO_PRINT_INFO("Queues on irq 0.%x.%04x killed by cio.\n",
+ irq_ptr->schid.ssid, irq_ptr->schid.sch_no);
QDIO_DBF_TEXT2(1, trace, "cio:term");
qdio_set_state(irq_ptr, QDIO_IRQ_STATE_STOPPED);
if (get_device(&cdev->dev)) {
}
}
- qdio_irq_check_sense(irq_ptr->irq, irb);
+ qdio_irq_check_sense(irq_ptr->schid, irb);
#ifdef CONFIG_QDIO_DEBUG
sprintf(dbf_text, "state:%d", irq_ptr->state);
return -ENODEV;
#ifdef CONFIG_QDIO_DEBUG
- *((int*)(&dbf_text[4])) = irq_ptr->irq;
+ *((int*)(&dbf_text[4])) = irq_ptr->schid.sch_no;
QDIO_DBF_HEX4(0,trace,dbf_text,QDIO_DBF_TRACE_LEN);
*((int*)(&dbf_text[0]))=flags;
*((int*)(&dbf_text[4]))=queue_number;
if (!q)
return -EINVAL;
if (!(irq_ptr->is_qebsm))
- cc = do_siga_sync(0x10000|q->irq, 0, q->mask);
+ cc = do_siga_sync(q->schid, 0, q->mask);
} else if (flags&QDIO_FLAG_SYNC_OUTPUT) {
q=irq_ptr->output_qs[queue_number];
if (!q)
return -EINVAL;
if (!(irq_ptr->is_qebsm))
- cc = do_siga_sync(0x10000|q->irq, q->mask, 0);
+ cc = do_siga_sync(q->schid, q->mask, 0);
} else
return -EINVAL;
unsigned char qdioac;
struct {
struct chsc_header request;
- u16 reserved1;
+ u16 reserved1:10;
+ u16 ssid:2;
+ u16 fmt:4;
u16 first_sch;
u16 reserved2;
u16 last_sch;
QDIO_DBF_TEXT0(0,setup,"getssqd");
qdioac = 0;
- ssqd_area = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA);
+ ssqd_area = mempool_alloc(qdio_mempool_scssc, GFP_ATOMIC);
if (!ssqd_area) {
QDIO_PRINT_WARN("Could not get memory for chsc. Using all " \
- "SIGAs for sch x%x.\n", irq_ptr->irq);
+ "SIGAs for sch x%x.\n", irq_ptr->schid.sch_no);
irq_ptr->qdioac = CHSC_FLAG_SIGA_INPUT_NECESSARY ||
CHSC_FLAG_SIGA_OUTPUT_NECESSARY ||
CHSC_FLAG_SIGA_SYNC_NECESSARY; /* all flags set */
.length = 0x0010,
.code = 0x0024,
};
- ssqd_area->first_sch = irq_ptr->irq;
- ssqd_area->last_sch = irq_ptr->irq;
+ ssqd_area->first_sch = irq_ptr->schid.sch_no;
+ ssqd_area->last_sch = irq_ptr->schid.sch_no;
+ ssqd_area->ssid = irq_ptr->schid.ssid;
result = chsc(ssqd_area);
if (result) {
QDIO_PRINT_WARN("CHSC returned cc %i. Using all " \
- "SIGAs for sch x%x.\n",
- result, irq_ptr->irq);
+ "SIGAs for sch 0.%x.%x.\n", result,
+ irq_ptr->schid.ssid, irq_ptr->schid.sch_no);
qdioac = CHSC_FLAG_SIGA_INPUT_NECESSARY ||
CHSC_FLAG_SIGA_OUTPUT_NECESSARY ||
CHSC_FLAG_SIGA_SYNC_NECESSARY; /* all flags set */
if (ssqd_area->response.code != QDIO_CHSC_RESPONSE_CODE_OK) {
QDIO_PRINT_WARN("response upon checking SIGA needs " \
- "is 0x%x. Using all SIGAs for sch x%x.\n",
- ssqd_area->response.code, irq_ptr->irq);
+ "is 0x%x. Using all SIGAs for sch 0.%x.%x.\n",
+ ssqd_area->response.code,
+ irq_ptr->schid.ssid, irq_ptr->schid.sch_no);
qdioac = CHSC_FLAG_SIGA_INPUT_NECESSARY ||
CHSC_FLAG_SIGA_OUTPUT_NECESSARY ||
CHSC_FLAG_SIGA_SYNC_NECESSARY; /* all flags set */
}
if (!(ssqd_area->flags & CHSC_FLAG_QDIO_CAPABILITY) ||
!(ssqd_area->flags & CHSC_FLAG_VALIDITY) ||
- (ssqd_area->sch != irq_ptr->irq)) {
- QDIO_PRINT_WARN("huh? problems checking out sch x%x... " \
- "using all SIGAs.\n",irq_ptr->irq);
+ (ssqd_area->sch != irq_ptr->schid.sch_no)) {
+ QDIO_PRINT_WARN("huh? problems checking out sch 0.%x.%x... " \
+ "using all SIGAs.\n",
+ irq_ptr->schid.ssid, irq_ptr->schid.sch_no);
qdioac = CHSC_FLAG_SIGA_INPUT_NECESSARY |
CHSC_FLAG_SIGA_OUTPUT_NECESSARY |
CHSC_FLAG_SIGA_SYNC_NECESSARY; /* worst case */
out:
qdio_check_subchannel_qebsm(irq_ptr, qdioac,
ssqd_area->sch_token);
- free_page ((unsigned long) ssqd_area);
+ mempool_free(ssqd_area, qdio_mempool_scssc);
irq_ptr->qdioac = qdioac;
}
sprintf(dbf_text,"hydrati%1x", hydra_thinints);
QDIO_DBF_TEXT0(0,setup,dbf_text);
-#ifdef CONFIG_ARCH_S390X
+#ifdef CONFIG_64BIT
/* Check for QEBSM support in general (bit 58). */
is_passthrough = css_general_characteristics.qebsm;
#endif
/* set to 0x10000000 to enable
* time delay disablement facility */
u32 reserved5;
- u32 subsystem_id;
+ struct subchannel_id schid;
u32 reserved6[1004];
struct chsc_header response;
u32 reserved7;
virt_to_phys((volatile void *)irq_ptr->dev_st_chg_ind);
}
- scssc_area = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA);
+ scssc_area = mempool_alloc(qdio_mempool_scssc, GFP_ATOMIC);
if (!scssc_area) {
QDIO_PRINT_WARN("No memory for setting indicators on " \
- "subchannel x%x.\n", irq_ptr->irq);
+ "subchannel 0.%x.%x.\n",
+ irq_ptr->schid.ssid, irq_ptr->schid.sch_no);
return -ENOMEM;
}
scssc_area->request = (struct chsc_header) {
scssc_area->ks = QDIO_STORAGE_KEY;
scssc_area->kc = QDIO_STORAGE_KEY;
scssc_area->isc = TIQDIO_THININT_ISC;
- scssc_area->subsystem_id = (1<<16) + irq_ptr->irq;
+ scssc_area->schid = irq_ptr->schid;
/* enables the time delay disablement facility. Don't care
* whether it is really there (i.e. we haven't checked for
* it) */
QDIO_PRINT_WARN("Time delay disablement facility " \
"not available\n");
-
-
result = chsc(scssc_area);
if (result) {
- QDIO_PRINT_WARN("could not set indicators on irq x%x, " \
- "cc=%i.\n",irq_ptr->irq,result);
+ QDIO_PRINT_WARN("could not set indicators on irq 0.%x.%x, " \
+ "cc=%i.\n",
+ irq_ptr->schid.ssid, irq_ptr->schid.sch_no,result);
result = -EIO;
goto out;
}
QDIO_DBF_HEX2(0,setup,&real_addr_dev_st_chg_ind,sizeof(unsigned long));
result = 0;
out:
- free_page ((unsigned long) scssc_area);
+ mempool_free(scssc_area, qdio_mempool_scssc);
return result;
}
if (!irq_ptr->is_thinint_irq)
return -ENODEV;
- scsscf_area = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA);
+ scsscf_area = mempool_alloc(qdio_mempool_scssc, GFP_ATOMIC);
if (!scsscf_area) {
QDIO_PRINT_WARN("No memory for setting delay target on " \
- "subchannel x%x.\n", irq_ptr->irq);
+ "subchannel 0.%x.%x.\n",
+ irq_ptr->schid.ssid, irq_ptr->schid.sch_no);
return -ENOMEM;
}
scsscf_area->request = (struct chsc_header) {
result=chsc(scsscf_area);
if (result) {
- QDIO_PRINT_WARN("could not set delay target on irq x%x, " \
- "cc=%i. Continuing.\n",irq_ptr->irq,result);
+ QDIO_PRINT_WARN("could not set delay target on irq 0.%x.%x, " \
+ "cc=%i. Continuing.\n",
+ irq_ptr->schid.ssid, irq_ptr->schid.sch_no,
+ result);
result = -EIO;
goto out;
}
QDIO_DBF_HEX2(0,trace,&delay_target,sizeof(unsigned long));
result = 0; /* not critical */
out:
- free_page ((unsigned long) scsscf_area);
+ mempool_free(scsscf_area, qdio_mempool_scssc);
return result;
}
if (!irq_ptr)
return -ENODEV;
- sprintf(dbf_text,"qcln%4x",irq_ptr->irq);
+ sprintf(dbf_text,"qcln%4x",irq_ptr->schid.sch_no);
QDIO_DBF_TEXT1(0,trace,dbf_text);
QDIO_DBF_TEXT0(0,setup,dbf_text);
down(&irq_ptr->setting_up_sema);
- sprintf(dbf_text,"qsqs%4x",irq_ptr->irq);
+ sprintf(dbf_text,"qsqs%4x",irq_ptr->schid.sch_no);
QDIO_DBF_TEXT1(0,trace,dbf_text);
QDIO_DBF_TEXT0(0,setup,dbf_text);
down(&irq_ptr->setting_up_sema);
- sprintf(dbf_text,"qfqs%4x",irq_ptr->irq);
+ sprintf(dbf_text,"qfqs%4x",irq_ptr->schid.sch_no);
QDIO_DBF_TEXT1(0,trace,dbf_text);
QDIO_DBF_TEXT0(0,setup,dbf_text);
irq_ptr = cdev->private->qdio_data;
if (cstat || (dstat & ~(DEV_STAT_CHN_END|DEV_STAT_DEV_END))) {
- sprintf(dbf_text,"ick1%4x",irq_ptr->irq);
+ sprintf(dbf_text,"ick1%4x",irq_ptr->schid.sch_no);
QDIO_DBF_TEXT2(1,trace,dbf_text);
QDIO_DBF_HEX2(0,trace,&dstat,sizeof(int));
QDIO_DBF_HEX2(0,trace,&cstat,sizeof(int));
QDIO_PRINT_ERR("received check condition on establish " \
- "queues on irq 0x%x (cs=x%x, ds=x%x).\n",
- irq_ptr->irq,cstat,dstat);
+ "queues on irq 0.%x.%x (cs=x%x, ds=x%x).\n",
+ irq_ptr->schid.ssid, irq_ptr->schid.sch_no,
+ cstat,dstat);
qdio_set_state(irq_ptr,QDIO_IRQ_STATE_ERR);
}
QDIO_DBF_TEXT2(1,setup,"eq:no de");
QDIO_DBF_HEX2(0,setup,&dstat, sizeof(dstat));
QDIO_DBF_HEX2(0,setup,&cstat, sizeof(cstat));
- QDIO_PRINT_ERR("establish queues on irq %04x: didn't get "
+ QDIO_PRINT_ERR("establish queues on irq 0.%x.%04x: didn't get "
"device end: dstat=%02x, cstat=%02x\n",
- irq_ptr->irq, dstat, cstat);
+ irq_ptr->schid.ssid, irq_ptr->schid.sch_no,
+ dstat, cstat);
qdio_set_state(irq_ptr, QDIO_IRQ_STATE_ERR);
return 1;
}
QDIO_DBF_TEXT2(1,setup,"eq:badio");
QDIO_DBF_HEX2(0,setup,&dstat, sizeof(dstat));
QDIO_DBF_HEX2(0,setup,&cstat, sizeof(cstat));
- QDIO_PRINT_ERR("establish queues on irq %04x: got "
+ QDIO_PRINT_ERR("establish queues on irq 0.%x.%04x: got "
"the following devstat: dstat=%02x, "
- "cstat=%02x\n",
- irq_ptr->irq, dstat, cstat);
+ "cstat=%02x\n", irq_ptr->schid.ssid,
+ irq_ptr->schid.sch_no, dstat, cstat);
qdio_set_state(irq_ptr, QDIO_IRQ_STATE_ERR);
return 1;
}
irq_ptr = cdev->private->qdio_data;
- sprintf(dbf_text,"qehi%4x",cdev->private->irq);
+ sprintf(dbf_text,"qehi%4x",cdev->private->sch_no);
QDIO_DBF_TEXT0(0,setup,dbf_text);
QDIO_DBF_TEXT0(0,trace,dbf_text);
int rc;
char dbf_text[15];
- sprintf(dbf_text,"qini%4x",init_data->cdev->private->irq);
+ sprintf(dbf_text,"qini%4x",init_data->cdev->private->sch_no);
QDIO_DBF_TEXT0(0,setup,dbf_text);
QDIO_DBF_TEXT0(0,trace,dbf_text);
struct qdio_irq *irq_ptr;
char dbf_text[15];
- sprintf(dbf_text,"qalc%4x",init_data->cdev->private->irq);
+ sprintf(dbf_text,"qalc%4x",init_data->cdev->private->sch_no);
QDIO_DBF_TEXT0(0,setup,dbf_text);
QDIO_DBF_TEXT0(0,trace,dbf_text);
if ( (init_data->no_input_qs>QDIO_MAX_QUEUES_PER_IRQ) ||
qdio_allocate_do_dbf(init_data);
/* create irq */
- irq_ptr=kmalloc(sizeof(struct qdio_irq), GFP_KERNEL | GFP_DMA);
+ irq_ptr = (void *) get_zeroed_page(GFP_KERNEL | GFP_DMA);
QDIO_DBF_TEXT0(0,setup,"irq_ptr:");
QDIO_DBF_HEX0(0,setup,&irq_ptr,sizeof(void*));
return -ENOMEM;
}
- memset(irq_ptr,0,sizeof(struct qdio_irq));
-
init_MUTEX(&irq_ptr->setting_up_sema);
/* QDR must be in DMA area since CCW data address is only 32 bit */
irq_ptr->qdr=kmalloc(sizeof(struct qdr), GFP_KERNEL | GFP_DMA);
if (!(irq_ptr->qdr)) {
- kfree(irq_ptr);
+ free_page((unsigned long) irq_ptr);
QDIO_PRINT_ERR("kmalloc of irq_ptr->qdr failed!\n");
return -ENOMEM;
}
irq_ptr->int_parm=init_data->int_parm;
- irq_ptr->irq = init_data->cdev->private->irq;
+ irq_ptr->schid = ccw_device_get_subchannel_id(init_data->cdev);
irq_ptr->no_input_qs=init_data->no_input_qs;
irq_ptr->no_output_qs=init_data->no_output_qs;
QDIO_DBF_HEX1(0,setup,&irq_ptr->dev_st_chg_ind,sizeof(void*));
if (!irq_ptr->dev_st_chg_ind) {
QDIO_PRINT_WARN("no indicator location available " \
- "for irq 0x%x\n",irq_ptr->irq);
+ "for irq 0.%x.%x\n",
+ irq_ptr->schid.ssid, irq_ptr->schid.sch_no);
qdio_release_irq_memory(irq_ptr);
return -ENOBUFS;
}
tiqdio_set_delay_target(irq_ptr,TIQDIO_DELAY_TARGET);
}
- sprintf(dbf_text,"qest%4x",cdev->private->irq);
+ sprintf(dbf_text,"qest%4x",cdev->private->sch_no);
QDIO_DBF_TEXT0(0,setup,dbf_text);
QDIO_DBF_TEXT0(0,trace,dbf_text);
sprintf(dbf_text,"eq:io%4x",result);
QDIO_DBF_TEXT2(1,setup,dbf_text);
}
- QDIO_PRINT_WARN("establish queues on irq %04x: do_IO " \
- "returned %i, next try returned %i\n",
- irq_ptr->irq,result,result2);
+ QDIO_PRINT_WARN("establish queues on irq 0.%x.%04x: do_IO " \
+ "returned %i, next try returned %i\n",
+ irq_ptr->schid.ssid, irq_ptr->schid.sch_no,
+ result, result2);
result=result2;
if (result)
ccw_device_set_timeout(cdev, 0);
goto out;
}
- sprintf(dbf_text,"qact%4x", irq_ptr->irq);
+ sprintf(dbf_text,"qact%4x", irq_ptr->schid.sch_no);
QDIO_DBF_TEXT2(0,setup,dbf_text);
QDIO_DBF_TEXT2(0,trace,dbf_text);
sprintf(dbf_text,"aq:io%4x",result);
QDIO_DBF_TEXT2(1,setup,dbf_text);
}
- QDIO_PRINT_WARN("activate queues on irq %04x: do_IO " \
- "returned %i, next try returned %i\n",
- irq_ptr->irq,result,result2);
+ QDIO_PRINT_WARN("activate queues on irq 0.%x.%04x: do_IO " \
+ "returned %i, next try returned %i\n",
+ irq_ptr->schid.ssid, irq_ptr->schid.sch_no,
+ result, result2);
result=result2;
}
#ifdef CONFIG_QDIO_DEBUG
char dbf_text[20];
- sprintf(dbf_text,"doQD%04x",cdev->private->irq);
+ sprintf(dbf_text,"doQD%04x",cdev->private->sch_no);
QDIO_DBF_TEXT3(0,trace,dbf_text);
#endif /* CONFIG_QDIO_DEBUG */
for (i=1;i<INDICATORS_PER_CACHELINE;i++)
indicator_used[i]=0;
- indicators=(__u32*)kmalloc(sizeof(__u32)*(INDICATORS_PER_CACHELINE),
+ indicators = kzalloc(sizeof(__u32)*(INDICATORS_PER_CACHELINE),
GFP_KERNEL);
- if (!indicators) return -ENOMEM;
- memset(indicators,0,sizeof(__u32)*(INDICATORS_PER_CACHELINE));
+ if (!indicators)
+ return -ENOMEM;
return 0;
}
return -ENOMEM;
}
+static void *qdio_mempool_alloc(gfp_t gfp_mask, void *size)
+{
+ return (void *) get_zeroed_page(gfp_mask|GFP_DMA);
+}
+
+static void qdio_mempool_free(void *element, void *size)
+{
+ free_page((unsigned long) element);
+}
+
static int __init
init_QDIO(void)
{
qdio_add_procfs_entry();
+ qdio_mempool_scssc = mempool_create(QDIO_MEMPOOL_SCSSC_ELEMENTS,
+ qdio_mempool_alloc,
+ qdio_mempool_free, NULL);
+
if (tiqdio_check_chsc_availability())
QDIO_PRINT_ERR("Not all CHSCs supported. Continuing.\n");
qdio_remove_procfs_entry();
qdio_release_qdio_memory();
qdio_unregister_dbf_views();
+ mempool_destroy(qdio_mempool_scssc);
printk("qdio: %s: module removed\n",version);
}
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff