diff options
author | Arnd Bergmann <arnd@arndb.de> | 2023-06-27 22:54:28 +0200 |
---|---|---|
committer | Arnd Bergmann <arnd@arndb.de> | 2023-06-27 22:54:34 +0200 |
commit | 356fa4975950d48d12b6ee9f9050ad429db25852 (patch) | |
tree | 9602a5f645c9951401a74d152b5f865ddb1e1c15 | |
parent | 3f711c249032fee954e92e4d04c8cd2744994291 (diff) | |
parent | fb9c384625dd604e8a5be1f42b35e83104b90670 (diff) |
Merge tag 'soc-fsl-next-v6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/leo/linux into soc/drivers
NXP/FSL SoC driver updates for v6.5
- fsl-mc: Make remove function return void
- QE USB: fix build issue caused by missing dependency
* tag 'soc-fsl-next-v6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/leo/linux:
bus: fsl-mc: fsl-mc-allocator: Drop a write-only variable
bus: fsl-mc: fsl-mc-allocator: Initialize mc_bus_dev before use
soc/fsl/qe: fix usb.c build errors
bus: fsl-mc: Make remove function return void
soc: fsl: dpio: Suppress duplicated error reporting on device remove
bus: fsl-mc: fsl-mc-allocator: Improve error reporting
bus: fsl-mc: fsl-mc-allocator: Drop if block with always wrong condition
bus: fsl-mc: dprc: Push down error message from fsl_mc_driver_remove()
bus: fsl-mc: Only warn once about errors on device unbind
Link: https://lore.kernel.org/r/20230621222503.12402-1-leoyang.li@nxp.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
-rw-r--r-- | drivers/bus/fsl-mc/dprc-driver.c | 12 | ||||
-rw-r--r-- | drivers/bus/fsl-mc/fsl-mc-allocator.c | 35 | ||||
-rw-r--r-- | drivers/bus/fsl-mc/fsl-mc-bus.c | 7 | ||||
-rw-r--r-- | drivers/crypto/caam/caamalg_qi2.c | 4 | ||||
-rw-r--r-- | drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c | 4 | ||||
-rw-r--r-- | drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c | 4 | ||||
-rw-r--r-- | drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c | 4 | ||||
-rw-r--r-- | drivers/net/ethernet/freescale/dpaa2/dpaa2-switch.c | 4 | ||||
-rw-r--r-- | drivers/soc/fsl/dpio/dpio-driver.c | 8 | ||||
-rw-r--r-- | drivers/soc/fsl/qe/Kconfig | 1 | ||||
-rw-r--r-- | drivers/vfio/fsl-mc/vfio_fsl_mc.c | 3 | ||||
-rw-r--r-- | include/linux/fsl/mc.h | 2 |
12 files changed, 32 insertions, 56 deletions
diff --git a/drivers/bus/fsl-mc/dprc-driver.c b/drivers/bus/fsl-mc/dprc-driver.c index 4c84be378bf2..595d4cecd041 100644 --- a/drivers/bus/fsl-mc/dprc-driver.c +++ b/drivers/bus/fsl-mc/dprc-driver.c @@ -835,15 +835,14 @@ EXPORT_SYMBOL_GPL(dprc_cleanup); * It tears down the interrupts that were configured for the DPRC device. * It destroys the interrupt pool associated with this MC bus. */ -static int dprc_remove(struct fsl_mc_device *mc_dev) +static void dprc_remove(struct fsl_mc_device *mc_dev) { struct fsl_mc_bus *mc_bus = to_fsl_mc_bus(mc_dev); - if (!is_fsl_mc_bus_dprc(mc_dev)) - return -EINVAL; - - if (!mc_bus->irq_resources) - return -EINVAL; + if (!mc_bus->irq_resources) { + dev_err(&mc_dev->dev, "No irq resources, so unbinding the device failed\n"); + return; + } if (dev_get_msi_domain(&mc_dev->dev)) dprc_teardown_irq(mc_dev); @@ -853,7 +852,6 @@ static int dprc_remove(struct fsl_mc_device *mc_dev) dprc_cleanup(mc_dev); dev_info(&mc_dev->dev, "DPRC device unbound from driver"); - return 0; } static const struct fsl_mc_device_id match_id_table[] = { diff --git a/drivers/bus/fsl-mc/fsl-mc-allocator.c b/drivers/bus/fsl-mc/fsl-mc-allocator.c index dced427ca8ba..b5e8c021fa1f 100644 --- a/drivers/bus/fsl-mc/fsl-mc-allocator.c +++ b/drivers/bus/fsl-mc/fsl-mc-allocator.c @@ -103,26 +103,32 @@ static int __must_check fsl_mc_resource_pool_remove_device(struct fsl_mc_device struct fsl_mc_resource *resource; int error = -EINVAL; - if (!fsl_mc_is_allocatable(mc_dev)) - goto out; + mc_bus_dev = to_fsl_mc_device(mc_dev->dev.parent); + mc_bus = to_fsl_mc_bus(mc_bus_dev); resource = mc_dev->resource; - if (!resource || resource->data != mc_dev) + if (!resource || resource->data != mc_dev) { + dev_err(&mc_bus_dev->dev, "resource mismatch\n"); goto out; + } - mc_bus_dev = to_fsl_mc_device(mc_dev->dev.parent); - mc_bus = to_fsl_mc_bus(mc_bus_dev); res_pool = resource->parent_pool; - if (res_pool != &mc_bus->resource_pools[resource->type]) + if (res_pool != &mc_bus->resource_pools[resource->type]) { + dev_err(&mc_bus_dev->dev, "pool mismatch\n"); goto out; + } mutex_lock(&res_pool->mutex); - if (res_pool->max_count <= 0) + if (res_pool->max_count <= 0) { + dev_err(&mc_bus_dev->dev, "max_count underflow\n"); goto out_unlock; + } if (res_pool->free_count <= 0 || - res_pool->free_count > res_pool->max_count) + res_pool->free_count > res_pool->max_count) { + dev_err(&mc_bus_dev->dev, "free_count mismatch\n"); goto out_unlock; + } /* * If the device is currently allocated, its resource is not @@ -557,12 +563,9 @@ static void fsl_mc_cleanup_resource_pool(struct fsl_mc_device *mc_bus_dev, struct fsl_mc_bus *mc_bus = to_fsl_mc_bus(mc_bus_dev); struct fsl_mc_resource_pool *res_pool = &mc_bus->resource_pools[pool_type]; - int free_count = 0; - list_for_each_entry_safe(resource, next, &res_pool->free_list, node) { - free_count++; + list_for_each_entry_safe(resource, next, &res_pool->free_list, node) devm_kfree(&mc_bus_dev->dev, resource); - } } void fsl_mc_cleanup_all_resource_pools(struct fsl_mc_device *mc_bus_dev) @@ -609,22 +612,18 @@ static int fsl_mc_allocator_probe(struct fsl_mc_device *mc_dev) * fsl_mc_allocator_remove - callback invoked when an allocatable device is * being removed from the system */ -static int fsl_mc_allocator_remove(struct fsl_mc_device *mc_dev) +static void fsl_mc_allocator_remove(struct fsl_mc_device *mc_dev) { int error; - if (!fsl_mc_is_allocatable(mc_dev)) - return -EINVAL; - if (mc_dev->resource) { error = fsl_mc_resource_pool_remove_device(mc_dev); if (error < 0) - return error; + return; } dev_dbg(&mc_dev->dev, "Allocatable fsl-mc device unbound from fsl_mc_allocator driver"); - return 0; } static const struct fsl_mc_device_id match_id_table[] = { diff --git a/drivers/bus/fsl-mc/fsl-mc-bus.c b/drivers/bus/fsl-mc/fsl-mc-bus.c index 653e2d4c116f..4352745a923c 100644 --- a/drivers/bus/fsl-mc/fsl-mc-bus.c +++ b/drivers/bus/fsl-mc/fsl-mc-bus.c @@ -454,13 +454,8 @@ static int fsl_mc_driver_remove(struct device *dev) { struct fsl_mc_driver *mc_drv = to_fsl_mc_driver(dev->driver); struct fsl_mc_device *mc_dev = to_fsl_mc_device(dev); - int error; - error = mc_drv->remove(mc_dev); - if (error < 0) { - dev_err(dev, "%s failed: %d\n", __func__, error); - return error; - } + mc_drv->remove(mc_dev); return 0; } diff --git a/drivers/crypto/caam/caamalg_qi2.c b/drivers/crypto/caam/caamalg_qi2.c index 5c8d35edaa1c..9156bbe038b7 100644 --- a/drivers/crypto/caam/caamalg_qi2.c +++ b/drivers/crypto/caam/caamalg_qi2.c @@ -5402,7 +5402,7 @@ err_dma_mask: return err; } -static int __cold dpaa2_caam_remove(struct fsl_mc_device *ls_dev) +static void __cold dpaa2_caam_remove(struct fsl_mc_device *ls_dev) { struct device *dev; struct dpaa2_caam_priv *priv; @@ -5443,8 +5443,6 @@ static int __cold dpaa2_caam_remove(struct fsl_mc_device *ls_dev) free_percpu(priv->ppriv); fsl_mc_portal_free(priv->mc_io); kmem_cache_destroy(qi_cache); - - return 0; } int dpaa2_caam_enqueue(struct device *dev, struct caam_request *req) diff --git a/drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c b/drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c index 8dd40d00a672..a42a37634881 100644 --- a/drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c +++ b/drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c @@ -765,7 +765,7 @@ err_mcportal: return err; } -static int dpaa2_qdma_remove(struct fsl_mc_device *ls_dev) +static void dpaa2_qdma_remove(struct fsl_mc_device *ls_dev) { struct dpaa2_qdma_engine *dpaa2_qdma; struct dpaa2_qdma_priv *priv; @@ -787,8 +787,6 @@ static int dpaa2_qdma_remove(struct fsl_mc_device *ls_dev) dma_async_device_unregister(&dpaa2_qdma->dma_dev); kfree(priv); kfree(dpaa2_qdma); - - return 0; } static void dpaa2_qdma_shutdown(struct fsl_mc_device *ls_dev) diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c index a62cffaf6ff1..a9676d0dece8 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c @@ -5025,7 +5025,7 @@ err_wq_alloc: return err; } -static int dpaa2_eth_remove(struct fsl_mc_device *ls_dev) +static void dpaa2_eth_remove(struct fsl_mc_device *ls_dev) { struct device *dev; struct net_device *net_dev; @@ -5073,8 +5073,6 @@ static int dpaa2_eth_remove(struct fsl_mc_device *ls_dev) dev_dbg(net_dev->dev.parent, "Removed interface %s\n", net_dev->name); free_netdev(net_dev); - - return 0; } static const struct fsl_mc_device_id dpaa2_eth_match_id_table[] = { diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c index 90d23ab1ce9d..4497e3c0456d 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c @@ -219,7 +219,7 @@ err_exit: return err; } -static int dpaa2_ptp_remove(struct fsl_mc_device *mc_dev) +static void dpaa2_ptp_remove(struct fsl_mc_device *mc_dev) { struct device *dev = &mc_dev->dev; struct ptp_qoriq *ptp_qoriq; @@ -232,8 +232,6 @@ static int dpaa2_ptp_remove(struct fsl_mc_device *mc_dev) fsl_mc_free_irqs(mc_dev); dprtc_close(mc_dev->mc_io, 0, mc_dev->mc_handle); fsl_mc_portal_free(mc_dev->mc_io); - - return 0; } static const struct fsl_mc_device_id dpaa2_ptp_match_id_table[] = { diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch.c index f4ae4289c41a..21cc4e52425a 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch.c @@ -3221,7 +3221,7 @@ static void dpaa2_switch_teardown(struct fsl_mc_device *sw_dev) dev_warn(dev, "dpsw_close err %d\n", err); } -static int dpaa2_switch_remove(struct fsl_mc_device *sw_dev) +static void dpaa2_switch_remove(struct fsl_mc_device *sw_dev) { struct ethsw_port_priv *port_priv; struct ethsw_core *ethsw; @@ -3252,8 +3252,6 @@ static int dpaa2_switch_remove(struct fsl_mc_device *sw_dev) kfree(ethsw); dev_set_drvdata(dev, NULL); - - return 0; } static int dpaa2_switch_probe_port(struct ethsw_core *ethsw, diff --git a/drivers/soc/fsl/dpio/dpio-driver.c b/drivers/soc/fsl/dpio/dpio-driver.c index 74eace3109a1..9e3fddd8f5a9 100644 --- a/drivers/soc/fsl/dpio/dpio-driver.c +++ b/drivers/soc/fsl/dpio/dpio-driver.c @@ -270,7 +270,7 @@ static void dpio_teardown_irqs(struct fsl_mc_device *dpio_dev) fsl_mc_free_irqs(dpio_dev); } -static int dpaa2_dpio_remove(struct fsl_mc_device *dpio_dev) +static void dpaa2_dpio_remove(struct fsl_mc_device *dpio_dev) { struct device *dev; struct dpio_priv *priv; @@ -297,14 +297,8 @@ static int dpaa2_dpio_remove(struct fsl_mc_device *dpio_dev) dpio_close(dpio_dev->mc_io, 0, dpio_dev->mc_handle); - fsl_mc_portal_free(dpio_dev->mc_io); - - return 0; - err_open: fsl_mc_portal_free(dpio_dev->mc_io); - - return err; } static const struct fsl_mc_device_id dpaa2_dpio_match_id_table[] = { diff --git a/drivers/soc/fsl/qe/Kconfig b/drivers/soc/fsl/qe/Kconfig index 7268c2fbcbc1..160c8877b0c9 100644 --- a/drivers/soc/fsl/qe/Kconfig +++ b/drivers/soc/fsl/qe/Kconfig @@ -62,6 +62,7 @@ config QE_TDM config QE_USB bool + depends on QUICC_ENGINE default y if USB_FSL_QE help QE USB Controller support diff --git a/drivers/vfio/fsl-mc/vfio_fsl_mc.c b/drivers/vfio/fsl-mc/vfio_fsl_mc.c index c89a047a4cd8..f2140e94d41e 100644 --- a/drivers/vfio/fsl-mc/vfio_fsl_mc.c +++ b/drivers/vfio/fsl-mc/vfio_fsl_mc.c @@ -570,7 +570,7 @@ static void vfio_fsl_mc_release_dev(struct vfio_device *core_vdev) mutex_destroy(&vdev->igate); } -static int vfio_fsl_mc_remove(struct fsl_mc_device *mc_dev) +static void vfio_fsl_mc_remove(struct fsl_mc_device *mc_dev) { struct device *dev = &mc_dev->dev; struct vfio_fsl_mc_device *vdev = dev_get_drvdata(dev); @@ -578,7 +578,6 @@ static int vfio_fsl_mc_remove(struct fsl_mc_device *mc_dev) vfio_unregister_group_dev(&vdev->vdev); dprc_remove_devices(mc_dev, NULL, 0); vfio_put_device(&vdev->vdev); - return 0; } static const struct vfio_device_ops vfio_fsl_mc_ops = { diff --git a/include/linux/fsl/mc.h b/include/linux/fsl/mc.h index a86115bc799c..a1b3de87a3d1 100644 --- a/include/linux/fsl/mc.h +++ b/include/linux/fsl/mc.h @@ -48,7 +48,7 @@ struct fsl_mc_driver { struct device_driver driver; const struct fsl_mc_device_id *match_id_table; int (*probe)(struct fsl_mc_device *dev); - int (*remove)(struct fsl_mc_device *dev); + void (*remove)(struct fsl_mc_device *dev); void (*shutdown)(struct fsl_mc_device *dev); int (*suspend)(struct fsl_mc_device *dev, pm_message_t state); int (*resume)(struct fsl_mc_device *dev); |