Re: [PATCH v2 05/21] drm/gma500: Introduce GEM object functions
On Tue, Sep 15, 2020 at 04:59:42PM +0200, Thomas Zimmermann wrote:
> GEM object functions deprecate several similar callback interfaces in
> struct drm_driver. This patch replaces the per-driver callbacks with
> per-instance callbacks in gma500.
>
> Signed-off-by: Thomas Zimmermann
Reviewed-by: Daniel Vetter
> ---
> drivers/gpu/drm/gma500/framebuffer.c | 2 ++
> drivers/gpu/drm/gma500/gem.c | 18 --
> drivers/gpu/drm/gma500/gem.h | 3 +++
> drivers/gpu/drm/gma500/psb_drv.c | 9 -
> drivers/gpu/drm/gma500/psb_drv.h | 2 --
> 5 files changed, 21 insertions(+), 13 deletions(-)
>
> diff --git a/drivers/gpu/drm/gma500/framebuffer.c
> b/drivers/gpu/drm/gma500/framebuffer.c
> index 54d9876b5305..5ede24fb44ae 100644
> --- a/drivers/gpu/drm/gma500/framebuffer.c
> +++ b/drivers/gpu/drm/gma500/framebuffer.c
> @@ -24,6 +24,7 @@
> #include
>
> #include "framebuffer.h"
> +#include "gem.h"
> #include "gtt.h"
> #include "psb_drv.h"
> #include "psb_intel_drv.h"
> @@ -285,6 +286,7 @@ static struct gtt_range *psbfb_alloc(struct drm_device
> *dev, int aligned_size)
> /* Begin by trying to use stolen memory backing */
> backing = psb_gtt_alloc_range(dev, aligned_size, "fb", 1, PAGE_SIZE);
> if (backing) {
> + backing->gem.funcs = _gem_object_funcs;
> drm_gem_private_object_init(dev, >gem, aligned_size);
> return backing;
> }
> diff --git a/drivers/gpu/drm/gma500/gem.c b/drivers/gpu/drm/gma500/gem.c
> index f9c4b1d76f56..8f07de83b6fb 100644
> --- a/drivers/gpu/drm/gma500/gem.c
> +++ b/drivers/gpu/drm/gma500/gem.c
> @@ -18,7 +18,9 @@
>
> #include "psb_drv.h"
>
> -void psb_gem_free_object(struct drm_gem_object *obj)
> +static vm_fault_t psb_gem_fault(struct vm_fault *vmf);
> +
> +static void psb_gem_free_object(struct drm_gem_object *obj)
> {
> struct gtt_range *gtt = container_of(obj, struct gtt_range, gem);
>
> @@ -36,6 +38,17 @@ int psb_gem_get_aperture(struct drm_device *dev, void
> *data,
> return -EINVAL;
> }
>
> +static const struct vm_operations_struct psb_gem_vm_ops = {
> + .fault = psb_gem_fault,
> + .open = drm_gem_vm_open,
> + .close = drm_gem_vm_close,
> +};
> +
> +const struct drm_gem_object_funcs psb_gem_object_funcs = {
> + .free = psb_gem_free_object,
> + .vm_ops = _gem_vm_ops,
> +};
> +
> /**
> * psb_gem_create - create a mappable object
> * @file: the DRM file of the client
> @@ -63,6 +76,7 @@ int psb_gem_create(struct drm_file *file, struct drm_device
> *dev, u64 size,
> dev_err(dev->dev, "no memory for %lld byte GEM object\n", size);
> return -ENOSPC;
> }
> + r->gem.funcs = _gem_object_funcs;
> /* Initialize the extra goodies GEM needs to do all the hard work */
> if (drm_gem_object_init(dev, >gem, size) != 0) {
> psb_gtt_free_range(dev, r);
> @@ -123,7 +137,7 @@ int psb_gem_dumb_create(struct drm_file *file, struct
> drm_device *dev,
> * vma->vm_private_data points to the GEM object that is backing this
> * mapping.
> */
> -vm_fault_t psb_gem_fault(struct vm_fault *vmf)
> +static vm_fault_t psb_gem_fault(struct vm_fault *vmf)
> {
> struct vm_area_struct *vma = vmf->vma;
> struct drm_gem_object *obj;
> diff --git a/drivers/gpu/drm/gma500/gem.h b/drivers/gpu/drm/gma500/gem.h
> index 4a74dc623b6b..3741a711b9fd 100644
> --- a/drivers/gpu/drm/gma500/gem.h
> +++ b/drivers/gpu/drm/gma500/gem.h
> @@ -8,6 +8,9 @@
> #ifndef _GEM_H
> #define _GEM_H
>
> +extern const struct drm_gem_object_funcs psb_gem_object_funcs;
> +
> extern int psb_gem_create(struct drm_file *file, struct drm_device *dev,
> u64 size, u32 *handlep, int stolen, u32 align);
> +
> #endif
> diff --git a/drivers/gpu/drm/gma500/psb_drv.c
> b/drivers/gpu/drm/gma500/psb_drv.c
> index 34b4aae9a15e..b13376a6fb91 100644
> --- a/drivers/gpu/drm/gma500/psb_drv.c
> +++ b/drivers/gpu/drm/gma500/psb_drv.c
> @@ -480,12 +480,6 @@ static const struct dev_pm_ops psb_pm_ops = {
> .runtime_idle = psb_runtime_idle,
> };
>
> -static const struct vm_operations_struct psb_gem_vm_ops = {
> - .fault = psb_gem_fault,
> - .open = drm_gem_vm_open,
> - .close = drm_gem_vm_close,
> -};
> -
> static const struct file_operations psb_gem_fops = {
> .owner = THIS_MODULE,
> .open = drm_open,
> @@ -507,9 +501,6 @@ static struct drm_driver driver = {
> .irq_uninstall = psb_irq_uninstall,
> .irq_handler = psb_irq_handler,
>
> - .gem_free_object_unlocked = psb_gem_free_object,
> - .gem_vm_ops = _gem_vm_ops,
> -
> .dumb_create = psb_gem_dumb_create,
> .ioctls = psb_ioctls,
> .fops = _gem_fops,
> diff --git a/drivers/gpu/drm/gma500/psb_drv.h
> b/drivers/gpu/drm/gma500/psb_drv.h
> index 956926341316..c71a5a4e912c 100644
> --- a/drivers/gpu/drm/gma500/psb_drv.h
> +++ b/drivers/gpu/drm/gma500/psb_drv.h
>
[PATCH v2 05/21] drm/gma500: Introduce GEM object functions
GEM object functions deprecate several similar callback interfaces in
struct drm_driver. This patch replaces the per-driver callbacks with
per-instance callbacks in gma500.
Signed-off-by: Thomas Zimmermann
---
drivers/gpu/drm/gma500/framebuffer.c | 2 ++
drivers/gpu/drm/gma500/gem.c | 18 --
drivers/gpu/drm/gma500/gem.h | 3 +++
drivers/gpu/drm/gma500/psb_drv.c | 9 -
drivers/gpu/drm/gma500/psb_drv.h | 2 --
5 files changed, 21 insertions(+), 13 deletions(-)
diff --git a/drivers/gpu/drm/gma500/framebuffer.c
b/drivers/gpu/drm/gma500/framebuffer.c
index 54d9876b5305..5ede24fb44ae 100644
--- a/drivers/gpu/drm/gma500/framebuffer.c
+++ b/drivers/gpu/drm/gma500/framebuffer.c
@@ -24,6 +24,7 @@
#include
#include "framebuffer.h"
+#include "gem.h"
#include "gtt.h"
#include "psb_drv.h"
#include "psb_intel_drv.h"
@@ -285,6 +286,7 @@ static struct gtt_range *psbfb_alloc(struct drm_device
*dev, int aligned_size)
/* Begin by trying to use stolen memory backing */
backing = psb_gtt_alloc_range(dev, aligned_size, "fb", 1, PAGE_SIZE);
if (backing) {
+ backing->gem.funcs = _gem_object_funcs;
drm_gem_private_object_init(dev, >gem, aligned_size);
return backing;
}
diff --git a/drivers/gpu/drm/gma500/gem.c b/drivers/gpu/drm/gma500/gem.c
index f9c4b1d76f56..8f07de83b6fb 100644
--- a/drivers/gpu/drm/gma500/gem.c
+++ b/drivers/gpu/drm/gma500/gem.c
@@ -18,7 +18,9 @@
#include "psb_drv.h"
-void psb_gem_free_object(struct drm_gem_object *obj)
+static vm_fault_t psb_gem_fault(struct vm_fault *vmf);
+
+static void psb_gem_free_object(struct drm_gem_object *obj)
{
struct gtt_range *gtt = container_of(obj, struct gtt_range, gem);
@@ -36,6 +38,17 @@ int psb_gem_get_aperture(struct drm_device *dev, void *data,
return -EINVAL;
}
+static const struct vm_operations_struct psb_gem_vm_ops = {
+ .fault = psb_gem_fault,
+ .open = drm_gem_vm_open,
+ .close = drm_gem_vm_close,
+};
+
+const struct drm_gem_object_funcs psb_gem_object_funcs = {
+ .free = psb_gem_free_object,
+ .vm_ops = _gem_vm_ops,
+};
+
/**
* psb_gem_create - create a mappable object
* @file: the DRM file of the client
@@ -63,6 +76,7 @@ int psb_gem_create(struct drm_file *file, struct drm_device
*dev, u64 size,
dev_err(dev->dev, "no memory for %lld byte GEM object\n", size);
return -ENOSPC;
}
+ r->gem.funcs = _gem_object_funcs;
/* Initialize the extra goodies GEM needs to do all the hard work */
if (drm_gem_object_init(dev, >gem, size) != 0) {
psb_gtt_free_range(dev, r);
@@ -123,7 +137,7 @@ int psb_gem_dumb_create(struct drm_file *file, struct
drm_device *dev,
* vma->vm_private_data points to the GEM object that is backing this
* mapping.
*/
-vm_fault_t psb_gem_fault(struct vm_fault *vmf)
+static vm_fault_t psb_gem_fault(struct vm_fault *vmf)
{
struct vm_area_struct *vma = vmf->vma;
struct drm_gem_object *obj;
diff --git a/drivers/gpu/drm/gma500/gem.h b/drivers/gpu/drm/gma500/gem.h
index 4a74dc623b6b..3741a711b9fd 100644
--- a/drivers/gpu/drm/gma500/gem.h
+++ b/drivers/gpu/drm/gma500/gem.h
@@ -8,6 +8,9 @@
#ifndef _GEM_H
#define _GEM_H
+extern const struct drm_gem_object_funcs psb_gem_object_funcs;
+
extern int psb_gem_create(struct drm_file *file, struct drm_device *dev,
u64 size, u32 *handlep, int stolen, u32 align);
+
#endif
diff --git a/drivers/gpu/drm/gma500/psb_drv.c b/drivers/gpu/drm/gma500/psb_drv.c
index 34b4aae9a15e..b13376a6fb91 100644
--- a/drivers/gpu/drm/gma500/psb_drv.c
+++ b/drivers/gpu/drm/gma500/psb_drv.c
@@ -480,12 +480,6 @@ static const struct dev_pm_ops psb_pm_ops = {
.runtime_idle = psb_runtime_idle,
};
-static const struct vm_operations_struct psb_gem_vm_ops = {
- .fault = psb_gem_fault,
- .open = drm_gem_vm_open,
- .close = drm_gem_vm_close,
-};
-
static const struct file_operations psb_gem_fops = {
.owner = THIS_MODULE,
.open = drm_open,
@@ -507,9 +501,6 @@ static struct drm_driver driver = {
.irq_uninstall = psb_irq_uninstall,
.irq_handler = psb_irq_handler,
- .gem_free_object_unlocked = psb_gem_free_object,
- .gem_vm_ops = _gem_vm_ops,
-
.dumb_create = psb_gem_dumb_create,
.ioctls = psb_ioctls,
.fops = _gem_fops,
diff --git a/drivers/gpu/drm/gma500/psb_drv.h b/drivers/gpu/drm/gma500/psb_drv.h
index 956926341316..c71a5a4e912c 100644
--- a/drivers/gpu/drm/gma500/psb_drv.h
+++ b/drivers/gpu/drm/gma500/psb_drv.h
@@ -735,12 +735,10 @@ extern const struct drm_connector_helper_funcs
extern const struct drm_connector_funcs psb_intel_lvds_connector_funcs;
/* gem.c */
-extern void psb_gem_free_object(struct drm_gem_object *obj);
extern int psb_gem_get_aperture(struct drm_device *dev, void *data,
