diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2022-11-25 00:24:30 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2022-12-05 19:20:59 +0100 |
| commit | 377712c5a45f6de40bffef5ddc31b39cd86cf23f (patch) | |
| tree | ae980b6e81e9a5f3427615da6bd9a7fd2c352d2c /include/linux/msi.h | |
| parent | fc8ab388325ddfd848d00f3a3383b4304594546a (diff) | |
| download | linux-377712c5a45f6de40bffef5ddc31b39cd86cf23f.tar.bz2 | |
genirq/msi: Make descriptor freeing domain aware
Change the descriptor free functions to take a domain id to prepare for the
upcoming multi MSI domain per device support.
To avoid changing and extending the interfaces over and over use an core
internal control struct and hand the pointer through the various functions.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Acked-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20221124230314.220788011@linutronix.de
Diffstat (limited to 'include/linux/msi.h')
| -rw-r--r-- | include/linux/msi.h | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/include/linux/msi.h b/include/linux/msi.h index 35e9d0050ca1..23172d6354ca 100644 --- a/include/linux/msi.h +++ b/include/linux/msi.h @@ -301,10 +301,25 @@ static inline int msi_insert_msi_desc(struct device *dev, struct msi_desc *init_ return msi_domain_insert_msi_desc(dev, MSI_DEFAULT_DOMAIN, init_desc); } -void msi_free_msi_descs_range(struct device *dev, unsigned int first_index, unsigned int last_index); +void msi_domain_free_msi_descs_range(struct device *dev, unsigned int domid, + unsigned int first, unsigned int last); /** - * msi_free_msi_descs - Free MSI descriptors of a device + * msi_free_msi_descs_range - Free a range of MSI descriptors of a device + * in the default irqdomain + * + * @dev: Device for which to free the descriptors + * @first: Index to start freeing from (inclusive) + * @last: Last index to be freed (inclusive) + */ +static inline void msi_free_msi_descs_range(struct device *dev, unsigned int first, + unsigned int last) +{ + msi_domain_free_msi_descs_range(dev, MSI_DEFAULT_DOMAIN, first, last); +} + +/** + * msi_free_msi_descs - Free all MSI descriptors of a device in the default irqdomain * @dev: Device to free the descriptors */ static inline void msi_free_msi_descs(struct device *dev) |