From 9289224040cb120605ffa35263ea27a30105019e Mon Sep 17 00:00:00 2001 From: Julian Wiedmann Date: Mon, 16 Mar 2020 09:20:38 +0100 Subject: s390/qdio: pass ISC as parameter to chsc_sadc() When issuing a SADC for a QDIO device, don't hardcode the ISC but use whatever is specified in qdio's handler for Adapter Interrupts. Signed-off-by: Julian Wiedmann Reviewed-by: Benjamin Block Signed-off-by: Vasily Gorbik --- drivers/s390/cio/chsc.c | 5 +++-- drivers/s390/cio/chsc.h | 3 ++- drivers/s390/cio/qdio_thinint.c | 2 +- 3 files changed, 6 insertions(+), 4 deletions(-) (limited to 'drivers/s390/cio') diff --git a/drivers/s390/cio/chsc.c b/drivers/s390/cio/chsc.c index 6392a1b95b02..1ca73c2e5a8f 100644 --- a/drivers/s390/cio/chsc.c +++ b/drivers/s390/cio/chsc.c @@ -180,11 +180,12 @@ EXPORT_SYMBOL_GPL(chsc_ssqd); * @scssc: request and response block for SADC * @summary_indicator_addr: summary indicator address * @subchannel_indicator_addr: subchannel indicator address + * @isc: Interruption Subclass for this subchannel * * Returns 0 on success. */ int chsc_sadc(struct subchannel_id schid, struct chsc_scssc_area *scssc, - u64 summary_indicator_addr, u64 subchannel_indicator_addr) + u64 summary_indicator_addr, u64 subchannel_indicator_addr, u8 isc) { memset(scssc, 0, sizeof(*scssc)); scssc->request.length = 0x0fe0; @@ -196,7 +197,7 @@ int chsc_sadc(struct subchannel_id schid, struct chsc_scssc_area *scssc, scssc->ks = PAGE_DEFAULT_KEY >> 4; scssc->kc = PAGE_DEFAULT_KEY >> 4; - scssc->isc = QDIO_AIRQ_ISC; + scssc->isc = isc; scssc->schid = schid; /* enable the time delay disablement facility */ diff --git a/drivers/s390/cio/chsc.h b/drivers/s390/cio/chsc.h index e57d68e325a3..34de6d77442c 100644 --- a/drivers/s390/cio/chsc.h +++ b/drivers/s390/cio/chsc.h @@ -163,7 +163,8 @@ void chsc_chp_offline(struct chp_id chpid); int chsc_get_channel_measurement_chars(struct channel_path *chp); int chsc_ssqd(struct subchannel_id schid, struct chsc_ssqd_area *ssqd); int chsc_sadc(struct subchannel_id schid, struct chsc_scssc_area *scssc, - u64 summary_indicator_addr, u64 subchannel_indicator_addr); + u64 summary_indicator_addr, u64 subchannel_indicator_addr, + u8 isc); int chsc_sgib(u32 origin); int chsc_error_from_response(int response); diff --git a/drivers/s390/cio/qdio_thinint.c b/drivers/s390/cio/qdio_thinint.c index 7c4e4ec08a12..999b998ea0c9 100644 --- a/drivers/s390/cio/qdio_thinint.c +++ b/drivers/s390/cio/qdio_thinint.c @@ -211,7 +211,7 @@ static int set_subchannel_ind(struct qdio_irq *irq_ptr, int reset) } rc = chsc_sadc(irq_ptr->schid, scssc, summary_indicator_addr, - subchannel_indicator_addr); + subchannel_indicator_addr, tiqdio_airq.isc); if (rc) { DBF_ERROR("%4x SSI r:%4x", irq_ptr->schid.sch_no, scssc->response.code); -- cgit v1.2.3