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| author | Dmitry Kalinkin <dmitry.kalinkin@gmail.com> | 2015-09-18 02:01:42 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-10-04 19:50:57 +0100 |
| commit | e2c6393fda98dde5534dd6f83bd15f76abed6555 (patch) | |
| tree | 73f94bb441c10040c6527b07c86e74d4a2eb1b37 /drivers/vme/vme_bridge.h | |
| parent | da5ae8a991d35d73b3875de0298afaf033d85363 (diff) | |
| download | lwn-e2c6393fda98dde5534dd6f83bd15f76abed6555.tar.gz lwn-e2c6393fda98dde5534dd6f83bd15f76abed6555.zip | |
vme: move tsi148 error handling into VME subsystem
Error handling code found in tsi148 is not device specific. In fact it
already relies on shared vme_bus_error struct and vme_bridge.vme_errors
field. The other bridge driver could reuse this code if it is shared.
This introduces a slight behavior change: vme error message won't be
triggered in a rare case when err_chk=1 and kmalloc fails.
Signed-off-by: Dmitry Kalinkin <dmitry.kalinkin@gmail.com>
Cc: Igor Alekseev <igor.alekseev@itep.ru>
Acked-by: Martyn Welch <martyn@welchs.me.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/vme/vme_bridge.h')
| -rw-r--r-- | drivers/vme/vme_bridge.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/vme/vme_bridge.h b/drivers/vme/vme_bridge.h index 934949abd745..d8d6b144003b 100644 --- a/drivers/vme/vme_bridge.h +++ b/drivers/vme/vme_bridge.h @@ -166,6 +166,12 @@ struct vme_bridge { void *vaddr, dma_addr_t dma); }; +void vme_bus_error_handler(struct vme_bridge *bridge, + unsigned long long address, u32 attributes); +struct vme_bus_error *vme_find_error(struct vme_bridge *bridge, u32 aspace, + unsigned long long address, size_t count); +void vme_clear_errors(struct vme_bridge *bridge, u32 aspace, + unsigned long long address, size_t count); void vme_irq_handler(struct vme_bridge *, int, int); int vme_register_bridge(struct vme_bridge *); |