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Commit 2ebfa1bc authored by Ben Skeggs's avatar Ben Skeggs
Browse files

drm/nouveau/kms/nv04: fix incorrect use of register accessors 



Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent 01d64afc

drivers/gpu/drm/nouveau/dispnv04/dfp.c

+4 −4
Original line number Diff line number Diff line
@@ -493,11 +493,11 @@ static void nv04_dfp_update_backlight(struct drm_encoder *encoder, int mode) 
	if (dev->pdev->device == 0x0174 || dev->pdev->device == 0x0179 ||

	    dev->pdev->device == 0x0189 || dev->pdev->device == 0x0329) {

		if (mode == DRM_MODE_DPMS_ON) {

			nv_mask(device, NV_PBUS_DEBUG_DUALHEAD_CTL, 1 << 31, 1 << 31);

			nv_mask(device, NV_PCRTC_GPIO_EXT, 3, 1);

			nvif_mask(device, NV_PBUS_DEBUG_DUALHEAD_CTL, 1 << 31, 1 << 31);

			nvif_mask(device, NV_PCRTC_GPIO_EXT, 3, 1);

		} else {

			nv_mask(device, NV_PBUS_DEBUG_DUALHEAD_CTL, 1 << 31, 0);

			nv_mask(device, NV_PCRTC_GPIO_EXT, 3, 0);

			nvif_mask(device, NV_PBUS_DEBUG_DUALHEAD_CTL, 1 << 31, 0);

			nvif_mask(device, NV_PCRTC_GPIO_EXT, 3, 0);

		}

	}

#endif

drivers/gpu/drm/nouveau/include/nvkm/core/device.h

+8 −6
Original line number Diff line number Diff line
@@ -72,6 +72,8 @@ struct nvkm_device { 
	struct device *dev;

	u64 handle;



	void __iomem *pri;



	struct nvkm_event event;



	const char *cfgopt;
@@ -148,12 +150,12 @@ struct nvkm_device *nvkm_device_find(u64 name); 
int nvkm_device_list(u64 *name, int size);



/* privileged register interface accessor macros */

#define nvkm_rd08(d,a) ioread8((d)->engine.subdev.mmio + (a))

#define nvkm_rd16(d,a) ioread16_native((d)->engine.subdev.mmio + (a))

#define nvkm_rd32(d,a) ioread32_native((d)->engine.subdev.mmio + (a))

#define nvkm_wr08(d,a,v) iowrite8((v), (d)->engine.subdev.mmio + (a))

#define nvkm_wr16(d,a,v) iowrite16_native((v), (d)->engine.subdev.mmio + (a))

#define nvkm_wr32(d,a,v) iowrite32_native((v), (d)->engine.subdev.mmio + (a))

#define nvkm_rd08(d,a) ioread8((d)->pri + (a))

#define nvkm_rd16(d,a) ioread16_native((d)->pri + (a))

#define nvkm_rd32(d,a) ioread32_native((d)->pri + (a))

#define nvkm_wr08(d,a,v) iowrite8((v), (d)->pri + (a))

#define nvkm_wr16(d,a,v) iowrite16_native((v), (d)->pri + (a))

#define nvkm_wr32(d,a,v) iowrite32_native((v), (d)->pri + (a))

#define nvkm_mask(d,a,m,v) ({                                                  \

	struct nvkm_device *_device = (d);                                     \

	u32 _addr = (a), _temp = nvkm_rd32(_device, _addr);                    \

drivers/gpu/drm/nouveau/include/nvkm/core/subdev.h

+0 −60
Original line number Diff line number Diff line
@@ -12,7 +12,6 @@ struct nvkm_subdev { 


	struct mutex mutex;

	const char *name;

	void __iomem *mmio;

	u32 debug;

	u32 unit;
@@ -60,64 +59,5 @@ int _nvkm_subdev_fini(struct nvkm_object *, bool suspend); 
	}                                                                      \

} while(0)



static inline u8

nv_rd08(void *obj, u32 addr)

{

	struct nvkm_subdev *subdev = nv_subdev(obj);

	u8 data = ioread8(subdev->mmio + addr);

	nv_spam(subdev, "nv_rd08 0x%06x 0x%02x\n", addr, data);

	return data;

}



static inline u16

nv_rd16(void *obj, u32 addr)

{

	struct nvkm_subdev *subdev = nv_subdev(obj);

	u16 data = ioread16_native(subdev->mmio + addr);

	nv_spam(subdev, "nv_rd16 0x%06x 0x%04x\n", addr, data);

	return data;

}



static inline u32

nv_rd32(void *obj, u32 addr)

{

	struct nvkm_subdev *subdev = nv_subdev(obj);

	u32 data = ioread32_native(subdev->mmio + addr);

	nv_spam(subdev, "nv_rd32 0x%06x 0x%08x\n", addr, data);

	return data;

}



static inline void

nv_wr08(void *obj, u32 addr, u8 data)

{

	struct nvkm_subdev *subdev = nv_subdev(obj);

	nv_spam(subdev, "nv_wr08 0x%06x 0x%02x\n", addr, data);

	iowrite8(data, subdev->mmio + addr);

}



static inline void

nv_wr16(void *obj, u32 addr, u16 data)

{

	struct nvkm_subdev *subdev = nv_subdev(obj);

	nv_spam(subdev, "nv_wr16 0x%06x 0x%04x\n", addr, data);

	iowrite16_native(data, subdev->mmio + addr);

}



static inline void

nv_wr32(void *obj, u32 addr, u32 data)

{

	struct nvkm_subdev *subdev = nv_subdev(obj);

	nv_spam(subdev, "nv_wr32 0x%06x 0x%08x\n", addr, data);

	iowrite32_native(data, subdev->mmio + addr);

}



static inline u32

nv_mask(void *obj, u32 addr, u32 mask, u32 data)

{

	u32 temp = nv_rd32(obj, addr);

	nv_wr32(obj, addr, (temp & ~mask) | data);

	return temp;

}



#include <core/engine.h>

#endif

drivers/gpu/drm/nouveau/nvkm/core/subdev.c

+0 −1
Original line number Diff line number Diff line
@@ -115,7 +115,6 @@ nvkm_subdev_create_(struct nvkm_object *parent, struct nvkm_object *engine, 
	if (parent) {

		struct nvkm_device *device = nv_device(parent);

		subdev->debug = nvkm_dbgopt(device->dbgopt, subname);

		subdev->mmio  = nv_subdev(device)->mmio;

		subdev->device = device;

	} else {

		subdev->device = nv_device(subdev);

drivers/gpu/drm/nouveau/nvkm/engine/device/base.c

+5 −6
Original line number Diff line number Diff line
@@ -444,10 +444,9 @@ nvkm_devobj_ctor(struct nvkm_object *parent, struct nvkm_object *engine, 
		device->oclass[NVDEV_SUBDEV_VBIOS] = &nvkm_bios_oclass;

	}



	if (!(args->v0.disable & NV_DEVICE_V0_DISABLE_MMIO) &&

	    !nv_subdev(device)->mmio) {

		nv_subdev(device)->mmio  = ioremap(mmio_base, mmio_size);

		if (!nv_subdev(device)->mmio) {

	if (!(args->v0.disable & NV_DEVICE_V0_DISABLE_MMIO) && !device->pri) {

		device->pri = ioremap(mmio_base, mmio_size);

		if (!device->pri) {

			nv_error(device, "unable to map device registers\n");

			return -ENOMEM;

		}
@@ -684,8 +683,8 @@ nvkm_device_dtor(struct nvkm_object *object) 
	list_del(&device->head);

	mutex_unlock(&nv_devices_mutex);



	if (nv_subdev(device)->mmio)

		iounmap(nv_subdev(device)->mmio);

	if (device->pri)

		iounmap(device->pri);



	nvkm_engine_destroy(&device->engine);

}