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| author | Philippe Bergheaud <felix@linux.ibm.com> | 2020-06-19 16:04:39 +0200 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2020-07-15 03:07:19 +0200 |
| commit | 87db7579ebd5ded337056eb765542eb2608f16e3 (patch) | |
| tree | c57c5124e686993625127553f9f92f3b4a56f4bc /drivers/misc/ocxl/ocxl_internal.h | |
| parent | MAINTAINERS: Remove self from powerpc EEH (diff) | |
| download | linux-87db7579ebd5ded337056eb765542eb2608f16e3.tar.xz linux-87db7579ebd5ded337056eb765542eb2608f16e3.zip | |
ocxl: control via sysfs whether the FPGA is reloaded on a link reset
Some opencapi FPGA images allow to control if the FPGA should be reloaded
on the next adapter reset. If it is supported, the image specifies it
through a Vendor Specific DVSEC in the config space of function 0.
Signed-off-by: Philippe Bergheaud <felix@linux.ibm.com>
Signed-off-by: Frederic Barrat <fbarrat@linux.ibm.com>
Reviewed-by: Andrew Donnellan <ajd@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200619140439.153962-1-fbarrat@linux.ibm.com
Diffstat (limited to 'drivers/misc/ocxl/ocxl_internal.h')
| -rw-r--r-- | drivers/misc/ocxl/ocxl_internal.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/misc/ocxl/ocxl_internal.h b/drivers/misc/ocxl/ocxl_internal.h index 345bf843a38e..af9a84aeee6f 100644 --- a/drivers/misc/ocxl/ocxl_internal.h +++ b/drivers/misc/ocxl/ocxl_internal.h @@ -113,6 +113,12 @@ void ocxl_actag_afu_free(struct ocxl_fn *fn, u32 start, u32 size); int ocxl_config_get_pasid_info(struct pci_dev *dev, int *count); /* + * Control whether the FPGA is reloaded on a link reset + */ +int ocxl_config_get_reset_reload(struct pci_dev *dev, int *val); +int ocxl_config_set_reset_reload(struct pci_dev *dev, int val); + +/* * Check if an AFU index is valid for the given function. * * AFU indexes can be sparse, so a driver should check all indexes up |