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Commit ad146e37 authored by Greg Kroah-Hartman's avatar Greg Kroah-Hartman
Browse files

Merge tag 'vme-next-4.14-rc4' of https://gitlab.collabora.com/martyn/linux into char-misc-next 

Martyn writes:

VME Subsystem changes for master v4.14-rc4:

 - Corrections across the VME subsystem to better align with the preferred
   kernel coding style.
parents f7f84fde a75dc630

drivers/vme/bridges/vme_ca91cx42.c

+26 −47
Original line number Diff line number Diff line
@@ -511,7 +511,7 @@ static int ca91cx42_alloc_resource(struct vme_master_resource *image, 
	ca91cx42_bridge = image->parent;



	/* Find pci_dev container of dev */

	if (ca91cx42_bridge->parent == NULL) {

	if (!ca91cx42_bridge->parent) {

		dev_err(ca91cx42_bridge->parent, "Dev entry NULL\n");

		return -EINVAL;

	}
@@ -529,14 +529,12 @@ static int ca91cx42_alloc_resource(struct vme_master_resource *image, 
		image->kern_base = NULL;

		kfree(image->bus_resource.name);

		release_resource(&image->bus_resource);

		memset(&image->bus_resource, 0, sizeof(struct resource));

		memset(&image->bus_resource, 0, sizeof(image->bus_resource));

	}



	if (image->bus_resource.name == NULL) {

	if (!image->bus_resource.name) {

		image->bus_resource.name = kmalloc(VMENAMSIZ+3, GFP_ATOMIC);

		if (image->bus_resource.name == NULL) {

			dev_err(ca91cx42_bridge->parent, "Unable to allocate "

				"memory for resource name\n");

		if (!image->bus_resource.name) {

			retval = -ENOMEM;

			goto err_name;

		}
@@ -562,7 +560,7 @@ static int ca91cx42_alloc_resource(struct vme_master_resource *image, 


	image->kern_base = ioremap_nocache(

		image->bus_resource.start, size);

	if (image->kern_base == NULL) {

	if (!image->kern_base) {

		dev_err(ca91cx42_bridge->parent, "Failed to remap resource\n");

		retval = -ENOMEM;

		goto err_remap;
@@ -574,7 +572,7 @@ static int ca91cx42_alloc_resource(struct vme_master_resource *image, 
	release_resource(&image->bus_resource);

err_resource:

	kfree(image->bus_resource.name);

	memset(&image->bus_resource, 0, sizeof(struct resource));

	memset(&image->bus_resource, 0, sizeof(image->bus_resource));

err_name:

	return retval;

}
@@ -588,7 +586,7 @@ static void ca91cx42_free_resource(struct vme_master_resource *image) 
	image->kern_base = NULL;

	release_resource(&image->bus_resource);

	kfree(image->bus_resource.name);

	memset(&image->bus_resource, 0, sizeof(struct resource));

	memset(&image->bus_resource, 0, sizeof(image->bus_resource));

}
@@ -1036,10 +1034,8 @@ static int ca91cx42_dma_list_add(struct vme_dma_list *list, 
	dev = list->parent->parent->parent;



	/* XXX descriptor must be aligned on 64-bit boundaries */

	entry = kmalloc(sizeof(struct ca91cx42_dma_entry), GFP_KERNEL);

	if (entry == NULL) {

		dev_err(dev, "Failed to allocate memory for dma resource "

			"structure\n");

	entry = kmalloc(sizeof(*entry), GFP_KERNEL);

	if (!entry) {

		retval = -ENOMEM;

		goto err_mem;

	}
@@ -1052,7 +1048,7 @@ static int ca91cx42_dma_list_add(struct vme_dma_list *list, 
		goto err_align;

	}



	memset(&entry->descriptor, 0, sizeof(struct ca91cx42_dma_descriptor));

	memset(&entry->descriptor, 0, sizeof(entry->descriptor));



	if (dest->type == VME_DMA_VME) {

		entry->descriptor.dctl |= CA91CX42_DCTL_L2V;
@@ -1323,7 +1319,7 @@ static int ca91cx42_lm_set(struct vme_lm_resource *lm, 


	/* If we already have a callback attached, we can't move it! */

	for (i = 0; i < lm->monitors; i++) {

		if (bridge->lm_callback[i] != NULL) {

		if (bridge->lm_callback[i]) {

			mutex_unlock(&lm->mtx);

			dev_err(dev, "Location monitor callback attached, "

				"can't reset\n");
@@ -1432,7 +1428,7 @@ static int ca91cx42_lm_attach(struct vme_lm_resource *lm, int monitor, 
	}



	/* Check that a callback isn't already attached */

	if (bridge->lm_callback[monitor] != NULL) {

	if (bridge->lm_callback[monitor]) {

		mutex_unlock(&lm->mtx);

		dev_err(dev, "Existing callback attached\n");

		return -EBUSY;
@@ -1567,7 +1563,7 @@ static int ca91cx42_crcsr_init(struct vme_bridge *ca91cx42_bridge, 
	/* Allocate mem for CR/CSR image */

	bridge->crcsr_kernel = pci_zalloc_consistent(pdev, VME_CRCSR_BUF_SIZE,

						     &bridge->crcsr_bus);

	if (bridge->crcsr_kernel == NULL) {

	if (!bridge->crcsr_kernel) {

		dev_err(&pdev->dev, "Failed to allocate memory for CR/CSR "

			"image\n");

		return -ENOMEM;
@@ -1618,21 +1614,15 @@ static int ca91cx42_probe(struct pci_dev *pdev, const struct pci_device_id *id) 
	/* We want to support more than one of each bridge so we need to

	 * dynamically allocate the bridge structure

	 */

	ca91cx42_bridge = kzalloc(sizeof(struct vme_bridge), GFP_KERNEL);



	if (ca91cx42_bridge == NULL) {

		dev_err(&pdev->dev, "Failed to allocate memory for device "

			"structure\n");

	ca91cx42_bridge = kzalloc(sizeof(*ca91cx42_bridge), GFP_KERNEL);

	if (!ca91cx42_bridge) {

		retval = -ENOMEM;

		goto err_struct;

	}

	vme_init_bridge(ca91cx42_bridge);



	ca91cx42_device = kzalloc(sizeof(struct ca91cx42_driver), GFP_KERNEL);



	if (ca91cx42_device == NULL) {

		dev_err(&pdev->dev, "Failed to allocate memory for device "

			"structure\n");

	ca91cx42_device = kzalloc(sizeof(*ca91cx42_device), GFP_KERNEL);

	if (!ca91cx42_device) {

		retval = -ENOMEM;

		goto err_driver;

	}
@@ -1688,11 +1678,8 @@ static int ca91cx42_probe(struct pci_dev *pdev, const struct pci_device_id *id) 


	/* Add master windows to list */

	for (i = 0; i < CA91C142_MAX_MASTER; i++) {

		master_image = kmalloc(sizeof(struct vme_master_resource),

			GFP_KERNEL);

		if (master_image == NULL) {

			dev_err(&pdev->dev, "Failed to allocate memory for "

			"master resource structure\n");

		master_image = kmalloc(sizeof(*master_image), GFP_KERNEL);

		if (!master_image) {

			retval = -ENOMEM;

			goto err_master;

		}
@@ -1706,7 +1693,7 @@ static int ca91cx42_probe(struct pci_dev *pdev, const struct pci_device_id *id) 
			VME_SUPER | VME_USER | VME_PROG | VME_DATA;

		master_image->width_attr = VME_D8 | VME_D16 | VME_D32 | VME_D64;

		memset(&master_image->bus_resource, 0,

			sizeof(struct resource));

		       sizeof(master_image->bus_resource));

		master_image->kern_base  = NULL;

		list_add_tail(&master_image->list,

			&ca91cx42_bridge->master_resources);
@@ -1714,11 +1701,8 @@ static int ca91cx42_probe(struct pci_dev *pdev, const struct pci_device_id *id) 


	/* Add slave windows to list */

	for (i = 0; i < CA91C142_MAX_SLAVE; i++) {

		slave_image = kmalloc(sizeof(struct vme_slave_resource),

			GFP_KERNEL);

		if (slave_image == NULL) {

			dev_err(&pdev->dev, "Failed to allocate memory for "

			"slave resource structure\n");

		slave_image = kmalloc(sizeof(*slave_image), GFP_KERNEL);

		if (!slave_image) {

			retval = -ENOMEM;

			goto err_slave;

		}
@@ -1741,11 +1725,8 @@ static int ca91cx42_probe(struct pci_dev *pdev, const struct pci_device_id *id) 


	/* Add dma engines to list */

	for (i = 0; i < CA91C142_MAX_DMA; i++) {

		dma_ctrlr = kmalloc(sizeof(struct vme_dma_resource),

			GFP_KERNEL);

		if (dma_ctrlr == NULL) {

			dev_err(&pdev->dev, "Failed to allocate memory for "

			"dma resource structure\n");

		dma_ctrlr = kmalloc(sizeof(*dma_ctrlr), GFP_KERNEL);

		if (!dma_ctrlr) {

			retval = -ENOMEM;

			goto err_dma;

		}
@@ -1762,10 +1743,8 @@ static int ca91cx42_probe(struct pci_dev *pdev, const struct pci_device_id *id) 
	}



	/* Add location monitor to list */

	lm = kmalloc(sizeof(struct vme_lm_resource), GFP_KERNEL);

	if (lm == NULL) {

		dev_err(&pdev->dev, "Failed to allocate memory for "

		"location monitor resource structure\n");

	lm = kmalloc(sizeof(*lm), GFP_KERNEL);

	if (!lm) {

		retval = -ENOMEM;

		goto err_lm;

	}

drivers/vme/bridges/vme_fake.c

+16 −19
Original line number Diff line number Diff line
@@ -409,7 +409,7 @@ static void fake_lm_check(struct fake_driver *bridge, unsigned long long addr, 
				/* Each location monitor covers 8 bytes */

				if (((lm_base + (8 * i)) <= addr) &&

				    ((lm_base + (8 * i) + 8) > addr)) {

					if (bridge->lm_callback[i] != NULL)

					if (bridge->lm_callback[i])

						bridge->lm_callback[i](

							bridge->lm_data[i]);

				}
@@ -866,7 +866,7 @@ static int fake_lm_set(struct vme_lm_resource *lm, unsigned long long lm_base, 


	/* If we already have a callback attached, we can't move it! */

	for (i = 0; i < lm->monitors; i++) {

		if (bridge->lm_callback[i] != NULL) {

		if (bridge->lm_callback[i]) {

			mutex_unlock(&lm->mtx);

			pr_err("Location monitor callback attached, can't reset\n");

			return -EBUSY;
@@ -940,7 +940,7 @@ static int fake_lm_attach(struct vme_lm_resource *lm, int monitor, 
	}



	/* Check that a callback isn't already attached */

	if (bridge->lm_callback[monitor] != NULL) {

	if (bridge->lm_callback[monitor]) {

		mutex_unlock(&lm->mtx);

		pr_err("Existing callback attached\n");

		return -EBUSY;
@@ -978,7 +978,7 @@ static int fake_lm_detach(struct vme_lm_resource *lm, int monitor) 
	/* If all location monitors disabled, disable global Location Monitor */

	tmp = 0;

	for (i = 0; i < lm->monitors; i++) {

		if (bridge->lm_callback[i] != NULL)

		if (bridge->lm_callback[i])

			tmp = 1;

	}
@@ -1003,7 +1003,7 @@ static void *fake_alloc_consistent(struct device *parent, size_t size, 
{

	void *alloc = kmalloc(size, GFP_KERNEL);



	if (alloc != NULL)

	if (alloc)

		*dma = fake_ptr_to_pci(alloc);



	return alloc;
@@ -1039,7 +1039,7 @@ static int fake_crcsr_init(struct vme_bridge *fake_bridge) 
	/* Allocate mem for CR/CSR image */

	bridge->crcsr_kernel = kzalloc(VME_CRCSR_BUF_SIZE, GFP_KERNEL);

	bridge->crcsr_bus = fake_ptr_to_pci(bridge->crcsr_kernel);

	if (bridge->crcsr_kernel == NULL)

	if (!bridge->crcsr_kernel)

		return -ENOMEM;



	vstat = fake_slot_get(fake_bridge);
@@ -1075,14 +1075,14 @@ static int __init fake_init(void) 
	/* If we want to support more than one bridge at some point, we need to

	 * dynamically allocate this so we get one per device.

	 */

	fake_bridge = kzalloc(sizeof(struct vme_bridge), GFP_KERNEL);

	if (fake_bridge == NULL) {

	fake_bridge = kzalloc(sizeof(*fake_bridge), GFP_KERNEL);

	if (!fake_bridge) {

		retval = -ENOMEM;

		goto err_struct;

	}



	fake_device = kzalloc(sizeof(struct fake_driver), GFP_KERNEL);

	if (fake_device == NULL) {

	fake_device = kzalloc(sizeof(*fake_device), GFP_KERNEL);

	if (!fake_device) {

		retval = -ENOMEM;

		goto err_driver;

	}
@@ -1104,9 +1104,8 @@ static int __init fake_init(void) 
	/* Add master windows to list */

	INIT_LIST_HEAD(&fake_bridge->master_resources);

	for (i = 0; i < FAKE_MAX_MASTER; i++) {

		master_image = kmalloc(sizeof(struct vme_master_resource),

				GFP_KERNEL);

		if (master_image == NULL) {

		master_image = kmalloc(sizeof(*master_image), GFP_KERNEL);

		if (!master_image) {

			retval = -ENOMEM;

			goto err_master;

		}
@@ -1131,9 +1130,8 @@ static int __init fake_init(void) 
	/* Add slave windows to list */

	INIT_LIST_HEAD(&fake_bridge->slave_resources);

	for (i = 0; i < FAKE_MAX_SLAVE; i++) {

		slave_image = kmalloc(sizeof(struct vme_slave_resource),

				GFP_KERNEL);

		if (slave_image == NULL) {

		slave_image = kmalloc(sizeof(*slave_image), GFP_KERNEL);

		if (!slave_image) {

			retval = -ENOMEM;

			goto err_slave;

		}
@@ -1154,9 +1152,8 @@ static int __init fake_init(void) 


	/* Add location monitor to list */

	INIT_LIST_HEAD(&fake_bridge->lm_resources);

	lm = kmalloc(sizeof(struct vme_lm_resource), GFP_KERNEL);

	if (lm == NULL) {

		pr_err("Failed to allocate memory for location monitor resource structure\n");

	lm = kmalloc(sizeof(*lm), GFP_KERNEL);

	if (!lm) {

		retval = -ENOMEM;

		goto err_lm;

	}

drivers/vme/bridges/vme_tsi148.c

+32 −51
Original line number Diff line number Diff line
@@ -741,18 +741,16 @@ static int tsi148_alloc_resource(struct vme_master_resource *image, 
		image->kern_base = NULL;

		kfree(image->bus_resource.name);

		release_resource(&image->bus_resource);

		memset(&image->bus_resource, 0, sizeof(struct resource));

		memset(&image->bus_resource, 0, sizeof(image->bus_resource));

	}



	/* Exit here if size is zero */

	if (size == 0)

		return 0;



	if (image->bus_resource.name == NULL) {

	if (!image->bus_resource.name) {

		image->bus_resource.name = kmalloc(VMENAMSIZ+3, GFP_ATOMIC);

		if (image->bus_resource.name == NULL) {

			dev_err(tsi148_bridge->parent, "Unable to allocate "

				"memory for resource name\n");

		if (!image->bus_resource.name) {

			retval = -ENOMEM;

			goto err_name;

		}
@@ -778,7 +776,7 @@ static int tsi148_alloc_resource(struct vme_master_resource *image, 


	image->kern_base = ioremap_nocache(

		image->bus_resource.start, size);

	if (image->kern_base == NULL) {

	if (!image->kern_base) {

		dev_err(tsi148_bridge->parent, "Failed to remap resource\n");

		retval = -ENOMEM;

		goto err_remap;
@@ -790,7 +788,7 @@ static int tsi148_alloc_resource(struct vme_master_resource *image, 
	release_resource(&image->bus_resource);

err_resource:

	kfree(image->bus_resource.name);

	memset(&image->bus_resource, 0, sizeof(struct resource));

	memset(&image->bus_resource, 0, sizeof(image->bus_resource));

err_name:

	return retval;

}
@@ -804,7 +802,7 @@ static void tsi148_free_resource(struct vme_master_resource *image) 
	image->kern_base = NULL;

	release_resource(&image->bus_resource);

	kfree(image->bus_resource.name);

	memset(&image->bus_resource, 0, sizeof(struct resource));

	memset(&image->bus_resource, 0, sizeof(image->bus_resource));

}



/*
@@ -1641,10 +1639,8 @@ static int tsi148_dma_list_add(struct vme_dma_list *list, 
	tsi148_bridge = list->parent->parent;



	/* Descriptor must be aligned on 64-bit boundaries */

	entry = kmalloc(sizeof(struct tsi148_dma_entry), GFP_KERNEL);

	if (entry == NULL) {

		dev_err(tsi148_bridge->parent, "Failed to allocate memory for "

			"dma resource structure\n");

	entry = kmalloc(sizeof(*entry), GFP_KERNEL);

	if (!entry) {

		retval = -ENOMEM;

		goto err_mem;

	}
@@ -1661,7 +1657,7 @@ static int tsi148_dma_list_add(struct vme_dma_list *list, 
	/* Given we are going to fill out the structure, we probably don't

	 * need to zero it, but better safe than sorry for now.

	 */

	memset(&entry->descriptor, 0, sizeof(struct tsi148_dma_descriptor));

	memset(&entry->descriptor, 0, sizeof(entry->descriptor));



	/* Fill out source part */

	switch (src->type) {
@@ -1757,7 +1753,8 @@ static int tsi148_dma_list_add(struct vme_dma_list *list, 


	entry->dma_handle = dma_map_single(tsi148_bridge->parent,

					   &entry->descriptor,

		sizeof(struct tsi148_dma_descriptor), DMA_TO_DEVICE);

					   sizeof(entry->descriptor),

					   DMA_TO_DEVICE);

	if (dma_mapping_error(tsi148_bridge->parent, entry->dma_handle)) {

		dev_err(tsi148_bridge->parent, "DMA mapping error\n");

		retval = -EINVAL;
@@ -1946,7 +1943,7 @@ static int tsi148_lm_set(struct vme_lm_resource *lm, unsigned long long lm_base, 


	/* If we already have a callback attached, we can't move it! */

	for (i = 0; i < lm->monitors; i++) {

		if (bridge->lm_callback[i] != NULL) {

		if (bridge->lm_callback[i]) {

			mutex_unlock(&lm->mtx);

			dev_err(tsi148_bridge->parent, "Location monitor "

				"callback attached, can't reset\n");
@@ -2071,7 +2068,7 @@ static int tsi148_lm_attach(struct vme_lm_resource *lm, int monitor, 
	}



	/* Check that a callback isn't already attached */

	if (bridge->lm_callback[monitor] != NULL) {

	if (bridge->lm_callback[monitor]) {

		mutex_unlock(&lm->mtx);

		dev_err(tsi148_bridge->parent, "Existing callback attached\n");

		return -EBUSY;
@@ -2208,7 +2205,7 @@ static int tsi148_crcsr_init(struct vme_bridge *tsi148_bridge, 
	/* Allocate mem for CR/CSR image */

	bridge->crcsr_kernel = pci_zalloc_consistent(pdev, VME_CRCSR_BUF_SIZE,

						     &bridge->crcsr_bus);

	if (bridge->crcsr_kernel == NULL) {

	if (!bridge->crcsr_kernel) {

		dev_err(tsi148_bridge->parent, "Failed to allocate memory for "

			"CR/CSR image\n");

		return -ENOMEM;
@@ -2294,19 +2291,15 @@ static int tsi148_probe(struct pci_dev *pdev, const struct pci_device_id *id) 
	/* If we want to support more than one of each bridge, we need to

	 * dynamically generate this so we get one per device

	 */

	tsi148_bridge = kzalloc(sizeof(struct vme_bridge), GFP_KERNEL);

	if (tsi148_bridge == NULL) {

		dev_err(&pdev->dev, "Failed to allocate memory for device "

			"structure\n");

	tsi148_bridge = kzalloc(sizeof(*tsi148_bridge), GFP_KERNEL);

	if (!tsi148_bridge) {

		retval = -ENOMEM;

		goto err_struct;

	}

	vme_init_bridge(tsi148_bridge);



	tsi148_device = kzalloc(sizeof(struct tsi148_driver), GFP_KERNEL);

	if (tsi148_device == NULL) {

		dev_err(&pdev->dev, "Failed to allocate memory for device "

			"structure\n");

	tsi148_device = kzalloc(sizeof(*tsi148_device), GFP_KERNEL);

	if (!tsi148_device) {

		retval = -ENOMEM;

		goto err_driver;

	}
@@ -2371,10 +2364,9 @@ static int tsi148_probe(struct pci_dev *pdev, const struct pci_device_id *id) 
		master_num--;



		tsi148_device->flush_image =

			kmalloc(sizeof(struct vme_master_resource), GFP_KERNEL);

		if (tsi148_device->flush_image == NULL) {

			dev_err(&pdev->dev, "Failed to allocate memory for "

			"flush resource structure\n");

			kmalloc(sizeof(*tsi148_device->flush_image),

				GFP_KERNEL);

		if (!tsi148_device->flush_image) {

			retval = -ENOMEM;

			goto err_master;

		}
@@ -2383,17 +2375,14 @@ static int tsi148_probe(struct pci_dev *pdev, const struct pci_device_id *id) 
		tsi148_device->flush_image->locked = 1;

		tsi148_device->flush_image->number = master_num;

		memset(&tsi148_device->flush_image->bus_resource, 0,

			sizeof(struct resource));

		       sizeof(tsi148_device->flush_image->bus_resource));

		tsi148_device->flush_image->kern_base  = NULL;

	}



	/* Add master windows to list */

	for (i = 0; i < master_num; i++) {

		master_image = kmalloc(sizeof(struct vme_master_resource),

			GFP_KERNEL);

		if (master_image == NULL) {

			dev_err(&pdev->dev, "Failed to allocate memory for "

			"master resource structure\n");

		master_image = kmalloc(sizeof(*master_image), GFP_KERNEL);

		if (!master_image) {

			retval = -ENOMEM;

			goto err_master;

		}
@@ -2410,7 +2399,7 @@ static int tsi148_probe(struct pci_dev *pdev, const struct pci_device_id *id) 
			VME_PROG | VME_DATA;

		master_image->width_attr = VME_D16 | VME_D32;

		memset(&master_image->bus_resource, 0,

			sizeof(struct resource));

		       sizeof(master_image->bus_resource));

		master_image->kern_base  = NULL;

		list_add_tail(&master_image->list,

			&tsi148_bridge->master_resources);
@@ -2418,11 +2407,8 @@ static int tsi148_probe(struct pci_dev *pdev, const struct pci_device_id *id) 


	/* Add slave windows to list */

	for (i = 0; i < TSI148_MAX_SLAVE; i++) {

		slave_image = kmalloc(sizeof(struct vme_slave_resource),

			GFP_KERNEL);

		if (slave_image == NULL) {

			dev_err(&pdev->dev, "Failed to allocate memory for "

			"slave resource structure\n");

		slave_image = kmalloc(sizeof(*slave_image), GFP_KERNEL);

		if (!slave_image) {

			retval = -ENOMEM;

			goto err_slave;

		}
@@ -2442,11 +2428,8 @@ static int tsi148_probe(struct pci_dev *pdev, const struct pci_device_id *id) 


	/* Add dma engines to list */

	for (i = 0; i < TSI148_MAX_DMA; i++) {

		dma_ctrlr = kmalloc(sizeof(struct vme_dma_resource),

			GFP_KERNEL);

		if (dma_ctrlr == NULL) {

			dev_err(&pdev->dev, "Failed to allocate memory for "

			"dma resource structure\n");

		dma_ctrlr = kmalloc(sizeof(*dma_ctrlr), GFP_KERNEL);

		if (!dma_ctrlr) {

			retval = -ENOMEM;

			goto err_dma;

		}
@@ -2465,10 +2448,8 @@ static int tsi148_probe(struct pci_dev *pdev, const struct pci_device_id *id) 
	}



	/* Add location monitor to list */

	lm = kmalloc(sizeof(struct vme_lm_resource), GFP_KERNEL);

	if (lm == NULL) {

		dev_err(&pdev->dev, "Failed to allocate memory for "

		"location monitor resource structure\n");

	lm = kmalloc(sizeof(*lm), GFP_KERNEL);

	if (!lm) {

		retval = -ENOMEM;

		goto err_lm;

	}

drivers/vme/vme.c

+83 −111

File changed.

Preview size limit exceeded, changes collapsed.