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author | Alex Williamson <alex.williamson@redhat.com> | 2016-12-30 08:13:44 -0700 |
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committer | Alex Williamson <alex.williamson@redhat.com> | 2016-12-30 08:13:44 -0700 |
commit | 99e3123e3d72616a829dad6d25aa005ef1ef9b13 (patch) | |
tree | 691b36439a737eb0679e3544e3401335d7efda4e /samples/vfio-mdev/mtty.c | |
parent | 9372e6feaafb65d88f667ffb5b7b425f8568344f (diff) | |
download | linux-99e3123e3d72616a829dad6d25aa005ef1ef9b13.tar.gz linux-99e3123e3d72616a829dad6d25aa005ef1ef9b13.tar.bz2 linux-99e3123e3d72616a829dad6d25aa005ef1ef9b13.zip |
vfio-mdev: Make mdev_device private and abstract interfaces
Abstract access to mdev_device so that we can define which interfaces
are public rather than relying on comments in the structure.
Cc: Zhenyu Wang <zhenyuw@linux.intel.com>
Cc: Zhi Wang <zhi.a.wang@intel.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Reviewed-by: Jike Song <jike.song@intel.com>
Reviewed by: Kirti Wankhede <kwankhede@nvidia.com>
Diffstat (limited to 'samples/vfio-mdev/mtty.c')
-rw-r--r-- | samples/vfio-mdev/mtty.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/samples/vfio-mdev/mtty.c b/samples/vfio-mdev/mtty.c index 5e13efc62bad..919c10d5b12e 100644 --- a/samples/vfio-mdev/mtty.c +++ b/samples/vfio-mdev/mtty.c @@ -164,7 +164,7 @@ static struct mdev_state *find_mdev_state_by_uuid(uuid_le uuid) struct mdev_state *mds; list_for_each_entry(mds, &mdev_devices_list, next) { - if (uuid_le_cmp(mds->mdev->uuid, uuid) == 0) + if (uuid_le_cmp(mdev_uuid(mds->mdev), uuid) == 0) return mds; } @@ -341,7 +341,8 @@ static void handle_bar_write(unsigned int index, struct mdev_state *mdev_state, pr_err("Serial port %d: Fifo level trigger\n", index); #endif - mtty_trigger_interrupt(mdev_state->mdev->uuid); + mtty_trigger_interrupt( + mdev_uuid(mdev_state->mdev)); } } else { #if defined(DEBUG_INTR) @@ -355,7 +356,8 @@ static void handle_bar_write(unsigned int index, struct mdev_state *mdev_state, */ if (mdev_state->s[index].uart_reg[UART_IER] & UART_IER_RLSI) - mtty_trigger_interrupt(mdev_state->mdev->uuid); + mtty_trigger_interrupt( + mdev_uuid(mdev_state->mdev)); } mutex_unlock(&mdev_state->rxtx_lock); break; @@ -374,7 +376,8 @@ static void handle_bar_write(unsigned int index, struct mdev_state *mdev_state, pr_err("Serial port %d: IER_THRI write\n", index); #endif - mtty_trigger_interrupt(mdev_state->mdev->uuid); + mtty_trigger_interrupt( + mdev_uuid(mdev_state->mdev)); } mutex_unlock(&mdev_state->rxtx_lock); @@ -445,7 +448,7 @@ static void handle_bar_write(unsigned int index, struct mdev_state *mdev_state, #if defined(DEBUG_INTR) pr_err("Serial port %d: MCR_OUT2 write\n", index); #endif - mtty_trigger_interrupt(mdev_state->mdev->uuid); + mtty_trigger_interrupt(mdev_uuid(mdev_state->mdev)); } if ((mdev_state->s[index].uart_reg[UART_IER] & UART_IER_MSI) && @@ -453,7 +456,7 @@ static void handle_bar_write(unsigned int index, struct mdev_state *mdev_state, #if defined(DEBUG_INTR) pr_err("Serial port %d: MCR RTS/DTR write\n", index); #endif - mtty_trigger_interrupt(mdev_state->mdev->uuid); + mtty_trigger_interrupt(mdev_uuid(mdev_state->mdev)); } break; @@ -504,7 +507,8 @@ static void handle_bar_read(unsigned int index, struct mdev_state *mdev_state, #endif if (mdev_state->s[index].uart_reg[UART_IER] & UART_IER_THRI) - mtty_trigger_interrupt(mdev_state->mdev->uuid); + mtty_trigger_interrupt( + mdev_uuid(mdev_state->mdev)); } mutex_unlock(&mdev_state->rxtx_lock); @@ -1298,10 +1302,8 @@ static ssize_t sample_mdev_dev_show(struct device *dev, struct device_attribute *attr, char *buf) { - struct mdev_device *mdev = to_mdev_device(dev); - - if (mdev) - return sprintf(buf, "This is MDEV %s\n", dev_name(&mdev->dev)); + if (mdev_from_dev(dev)) + return sprintf(buf, "This is MDEV %s\n", dev_name(dev)); return sprintf(buf, "\n"); } |