Moving the initializer and cleanup functions for device instances to mgag200_drv.c prepares for the conversion to managed code. No functional changes are made. Remove mgag200_main.c, which is now empty.
Signed-off-by: Thomas Zimmermann tzimmermann@suse.de --- drivers/gpu/drm/mgag200/Makefile | 3 +- drivers/gpu/drm/mgag200/mgag200_drv.c | 68 +++++++++++++++++++++++ drivers/gpu/drm/mgag200/mgag200_drv.h | 4 -- drivers/gpu/drm/mgag200/mgag200_main.c | 77 -------------------------- 4 files changed, 69 insertions(+), 83 deletions(-) delete mode 100644 drivers/gpu/drm/mgag200/mgag200_main.c
diff --git a/drivers/gpu/drm/mgag200/Makefile b/drivers/gpu/drm/mgag200/Makefile index e6a933874a88c..42fedef538826 100644 --- a/drivers/gpu/drm/mgag200/Makefile +++ b/drivers/gpu/drm/mgag200/Makefile @@ -1,5 +1,4 @@ # SPDX-License-Identifier: GPL-2.0-only -mgag200-y := mgag200_drv.o mgag200_i2c.o mgag200_main.o mgag200_mm.o \ - mgag200_mode.o +mgag200-y := mgag200_drv.o mgag200_i2c.o mgag200_mm.o mgag200_mode.o
obj-$(CONFIG_DRM_MGAG200) += mgag200.o diff --git a/drivers/gpu/drm/mgag200/mgag200_drv.c b/drivers/gpu/drm/mgag200/mgag200_drv.c index ad74e02d8f251..f8bb24199643d 100644 --- a/drivers/gpu/drm/mgag200/mgag200_drv.c +++ b/drivers/gpu/drm/mgag200/mgag200_drv.c @@ -39,6 +39,74 @@ static struct drm_driver mgag200_driver = { DRM_GEM_SHMEM_DRIVER_OPS, };
+/* + * DRM device + */ + +static int mgag200_driver_load(struct drm_device *dev, unsigned long flags) +{ + struct mga_device *mdev; + int ret, option; + + mdev = devm_kzalloc(dev->dev, sizeof(struct mga_device), GFP_KERNEL); + if (mdev == NULL) + return -ENOMEM; + dev->dev_private = (void *)mdev; + mdev->dev = dev; + + mdev->flags = mgag200_flags_from_driver_data(flags); + mdev->type = mgag200_type_from_driver_data(flags); + + pci_read_config_dword(dev->pdev, PCI_MGA_OPTION, &option); + mdev->has_sdram = !(option & (1 << 14)); + + /* BAR 0 is the framebuffer, BAR 1 contains registers */ + mdev->rmmio_base = pci_resource_start(dev->pdev, 1); + mdev->rmmio_size = pci_resource_len(dev->pdev, 1); + + if (!devm_request_mem_region(dev->dev, mdev->rmmio_base, + mdev->rmmio_size, "mgadrmfb_mmio")) { + drm_err(dev, "can't reserve mmio registers\n"); + return -ENOMEM; + } + + mdev->rmmio = pcim_iomap(dev->pdev, 1, 0); + if (mdev->rmmio == NULL) + return -ENOMEM; + + /* stash G200 SE model number for later use */ + if (IS_G200_SE(mdev)) { + mdev->unique_rev_id = RREG32(0x1e24); + drm_dbg(dev, "G200 SE unique revision id is 0x%x\n", + mdev->unique_rev_id); + } + + ret = mgag200_mm_init(mdev); + if (ret) + goto err_mm; + + ret = mgag200_modeset_init(mdev); + if (ret) { + drm_err(dev, "Fatal error during modeset init: %d\n", ret); + goto err_mm; + } + + return 0; + +err_mm: + dev->dev_private = NULL; + return ret; +} + +static void mgag200_driver_unload(struct drm_device *dev) +{ + struct mga_device *mdev = to_mga_device(dev); + + if (mdev == NULL) + return; + dev->dev_private = NULL; +} + /* * PCI driver */ diff --git a/drivers/gpu/drm/mgag200/mgag200_drv.h b/drivers/gpu/drm/mgag200/mgag200_drv.h index 7b6e6827a9a21..b38e5ce4ee20b 100644 --- a/drivers/gpu/drm/mgag200/mgag200_drv.h +++ b/drivers/gpu/drm/mgag200/mgag200_drv.h @@ -188,10 +188,6 @@ mgag200_flags_from_driver_data(kernel_ulong_t driver_data) /* mgag200_mode.c */ int mgag200_modeset_init(struct mga_device *mdev);
- /* mgag200_main.c */ -int mgag200_driver_load(struct drm_device *dev, unsigned long flags); -void mgag200_driver_unload(struct drm_device *dev); - /* mgag200_i2c.c */ struct mga_i2c_chan *mgag200_i2c_create(struct drm_device *dev); void mgag200_i2c_destroy(struct mga_i2c_chan *i2c); diff --git a/drivers/gpu/drm/mgag200/mgag200_main.c b/drivers/gpu/drm/mgag200/mgag200_main.c deleted file mode 100644 index 49bcdfcb40a4e..0000000000000 --- a/drivers/gpu/drm/mgag200/mgag200_main.c +++ /dev/null @@ -1,77 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright 2010 Matt Turner. - * Copyright 2012 Red Hat - * - * Authors: Matthew Garrett - * Matt Turner - * Dave Airlie - */ - -#include <linux/pci.h> - -#include "mgag200_drv.h" - -int mgag200_driver_load(struct drm_device *dev, unsigned long flags) -{ - struct mga_device *mdev; - int ret, option; - - mdev = devm_kzalloc(dev->dev, sizeof(struct mga_device), GFP_KERNEL); - if (mdev == NULL) - return -ENOMEM; - dev->dev_private = (void *)mdev; - mdev->dev = dev; - - mdev->flags = mgag200_flags_from_driver_data(flags); - mdev->type = mgag200_type_from_driver_data(flags); - - pci_read_config_dword(dev->pdev, PCI_MGA_OPTION, &option); - mdev->has_sdram = !(option & (1 << 14)); - - /* BAR 0 is the framebuffer, BAR 1 contains registers */ - mdev->rmmio_base = pci_resource_start(dev->pdev, 1); - mdev->rmmio_size = pci_resource_len(dev->pdev, 1); - - if (!devm_request_mem_region(dev->dev, mdev->rmmio_base, - mdev->rmmio_size, "mgadrmfb_mmio")) { - drm_err(dev, "can't reserve mmio registers\n"); - return -ENOMEM; - } - - mdev->rmmio = pcim_iomap(dev->pdev, 1, 0); - if (mdev->rmmio == NULL) - return -ENOMEM; - - /* stash G200 SE model number for later use */ - if (IS_G200_SE(mdev)) { - mdev->unique_rev_id = RREG32(0x1e24); - drm_dbg(dev, "G200 SE unique revision id is 0x%x\n", - mdev->unique_rev_id); - } - - ret = mgag200_mm_init(mdev); - if (ret) - goto err_mm; - - ret = mgag200_modeset_init(mdev); - if (ret) { - drm_err(dev, "Fatal error during modeset init: %d\n", ret); - goto err_mm; - } - - return 0; - -err_mm: - dev->dev_private = NULL; - return ret; -} - -void mgag200_driver_unload(struct drm_device *dev) -{ - struct mga_device *mdev = to_mga_device(dev); - - if (mdev == NULL) - return; - dev->dev_private = NULL; -}