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authorNipun Gupta <[email protected]>2023-03-13 13:26:36 +0000
committerGreg Kroah-Hartman <[email protected]>2023-03-29 10:26:32 +0000
commit48a6c7bced2a781c911497f073347bec5ab4d7a5 (patch)
tree953e725238c48da61dceebf4d652ea52fdb8db38 /drivers/cdx/controller/mcdi_functions.h
parentcdx: add rpmsg communication channel for CDX (diff)
downloadkernel-48a6c7bced2a781c911497f073347bec5ab4d7a5.tar.gz
kernel-48a6c7bced2a781c911497f073347bec5ab4d7a5.zip
cdx: add device attributes
Create sysfs entry for CDX devices. Sysfs entries provided in each of the CDX device detected by the CDX controller - vendor id - device id - remove - reset of the device. - driver override Signed-off-by: Puneet Gupta <[email protected]> Signed-off-by: Nipun Gupta <[email protected]> Signed-off-by: Tarak Reddy <[email protected]> Reviewed-by: Pieter Jansen van Vuuren <[email protected]> Tested-by: Nikhil Agarwal <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Greg Kroah-Hartman <[email protected]>
Diffstat (limited to 'drivers/cdx/controller/mcdi_functions.h')
-rw-r--r--drivers/cdx/controller/mcdi_functions.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/cdx/controller/mcdi_functions.h b/drivers/cdx/controller/mcdi_functions.h
index 6bf5a4a0778f..7440ace5539a 100644
--- a/drivers/cdx/controller/mcdi_functions.h
+++ b/drivers/cdx/controller/mcdi_functions.h
@@ -47,4 +47,15 @@ int cdx_mcdi_get_dev_config(struct cdx_mcdi *cdx,
u8 bus_num, u8 dev_num,
struct cdx_dev_params *dev_params);
+/**
+ * cdx_mcdi_reset_device - Reset cdx device represented by bus_num:dev_num
+ * @cdx: pointer to MCDI interface.
+ * @bus_num: Bus number.
+ * @dev_num: Device number.
+ *
+ * Return: 0 on success, <0 on failure
+ */
+int cdx_mcdi_reset_device(struct cdx_mcdi *cdx,
+ u8 bus_num, u8 dev_num);
+
#endif /* CDX_MCDI_FUNCTIONS_H */