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| author | David S. Miller <davem@davemloft.net> | 2022-07-27 15:24:43 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2022-07-27 15:24:43 +0300 |
| commit | 5ffcba41de5579566f7d6933b96e8ca63335f790 (patch) | |
| tree | 62ddc9a532c6b03892af89ab6eead38716ef39cd /drivers/s390/net/ism_drv.c | |
| parent | 2f0f6b176e083b08667b22d52eaf56d8403ff6f4 (diff) | |
| parent | 28ec53f3a830750f1b5ccf73cb13dae66ade1660 (diff) | |
| download | linux-5ffcba41de5579566f7d6933b96e8ca63335f790.tar.xz | |
Merge branch 'smc-updates'
Wenjia Zhang says:
====================
net/smc: updates 2022-07-25
please apply the following patches to netdev's net-next tree.
These patches do some preparation to make ISM available for uses beyond
SMC-D, and a bunch of cleanups.
v2: add "Reviewed-by: Tony Lu <tonylu@linux.alibaba.com>"
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/s390/net/ism_drv.c')
| -rw-r--r-- | drivers/s390/net/ism_drv.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/s390/net/ism_drv.c b/drivers/s390/net/ism_drv.c index 5f7e28de8b15..d34bb6ec1490 100644 --- a/drivers/s390/net/ism_drv.c +++ b/drivers/s390/net/ism_drv.c @@ -409,20 +409,19 @@ static void ism_create_system_eid(void) memcpy(&SYSTEM_EID.type, tmp, 4); } -static void ism_get_system_eid(struct smcd_dev *smcd, u8 **eid) +static u8 *ism_get_system_eid(void) { - *eid = &SYSTEM_EID.seid_string[0]; + return SYSTEM_EID.seid_string; } static u16 ism_get_chid(struct smcd_dev *smcd) { - struct ism_dev *ismdev; + struct ism_dev *ism = (struct ism_dev *)smcd->priv; - ismdev = (struct ism_dev *)smcd->priv; - if (!ismdev || !ismdev->pdev) + if (!ism || !ism->pdev) return 0; - return to_zpci(ismdev->pdev)->pchid; + return to_zpci(ism->pdev)->pchid; } static void ism_handle_event(struct ism_dev *ism) @@ -444,6 +443,7 @@ static irqreturn_t ism_handle_irq(int irq, void *data) struct ism_dev *ism = data; unsigned long bit, end; unsigned long *bv; + u16 dmbemask; bv = (void *) &ism->sba->dmb_bits[ISM_DMB_WORD_OFFSET]; end = sizeof(ism->sba->dmb_bits) * BITS_PER_BYTE - ISM_DMB_BIT_OFFSET; @@ -457,9 +457,10 @@ static irqreturn_t ism_handle_irq(int irq, void *data) break; clear_bit_inv(bit, bv); + dmbemask = ism->sba->dmbe_mask[bit + ISM_DMB_BIT_OFFSET]; ism->sba->dmbe_mask[bit + ISM_DMB_BIT_OFFSET] = 0; barrier(); - smcd_handle_irq(ism->smcd, bit + ISM_DMB_BIT_OFFSET); + smcd_handle_irq(ism->smcd, bit + ISM_DMB_BIT_OFFSET, dmbemask); } if (ism->sba->e) { |