drivers/gpu/drm/openchrome/openchrome_drv.h | 2
drivers/gpu/drm/openchrome/openchrome_fb.c | 116 +++++++++++++++-------------
2 files changed, 66 insertions(+), 52 deletions(-)
New commits:
commit 455bc1584794c6ca3aa2f363f38008821838c5a5
Author: Kevin Brace <kevinbr...@gmx.com>
Date: Mon Sep 14 15:02:41 2020 -0700
drm/openchrome: Version bumped to 3.3.6
Signed-off-by: Kevin Brace <kevinbr...@gmx.com>
diff --git a/drivers/gpu/drm/openchrome/openchrome_drv.h
b/drivers/gpu/drm/openchrome/openchrome_drv.h
index 6e43547127df..641166eed88b 100644
--- a/drivers/gpu/drm/openchrome/openchrome_drv.h
+++ b/drivers/gpu/drm/openchrome/openchrome_drv.h
@@ -61,7 +61,7 @@
#define DRIVER_MAJOR 3
#define DRIVER_MINOR 3
-#define DRIVER_PATCHLEVEL 5
+#define DRIVER_PATCHLEVEL 6
#define DRIVER_NAME "openchrome"
#define DRIVER_DESC "OpenChrome DRM for VIA Technologies Chrome IGP"
#define DRIVER_DATE "20200914"
commit 28b7dd7ad2527fb8cad5bf666146f11f644d51ce
Author: Kevin Brace <kevinbr...@gmx.com>
Date: Mon Sep 14 15:02:04 2020 -0700
drm/openchrome: Add openchrome_framebuffer_init()
Move frame buffer initialization code into
openchrome_framebuffer_init().
Signed-off-by: Kevin Brace <kevinbr...@gmx.com>
diff --git a/drivers/gpu/drm/openchrome/openchrome_fb.c
b/drivers/gpu/drm/openchrome/openchrome_fb.c
index 223ff643d1e9..cc6e3a918a32 100644
--- a/drivers/gpu/drm/openchrome/openchrome_fb.c
+++ b/drivers/gpu/drm/openchrome/openchrome_fb.c
@@ -39,15 +39,48 @@ openchrome_drm_framebuffer_funcs = {
.destroy = drm_gem_fb_destroy,
};
+static int openchrome_framebuffer_init(
+ struct drm_device *dev,
+ struct drm_gem_object *gem,
+ const struct drm_mode_fb_cmd2 *mode_cmd,
+ struct drm_framebuffer **pfb)
+{
+ struct drm_framebuffer *fb;
+ int ret = 0;
+
+ DRM_DEBUG_KMS("Entered %s.\n", __func__);
+
+ fb = kzalloc(sizeof(struct drm_framebuffer), GFP_KERNEL);
+ if (!fb) {
+ ret = -ENOMEM;
+ goto exit;
+ }
+
+ drm_helper_mode_fill_fb_struct(dev, fb, mode_cmd);
+ fb->obj[0] = gem;
+ ret = drm_framebuffer_init(dev, fb,
+ &openchrome_drm_framebuffer_funcs);
+ if (ret) {
+ kfree(fb);
+ }
+exit:
+ *pfb = fb;
+
+ DRM_DEBUG_KMS("Exiting %s.\n", __func__);
+ return ret;
+}
+
static struct drm_framebuffer *
-via_user_framebuffer_create(struct drm_device *dev,
- struct drm_file *file_priv,
- const struct drm_mode_fb_cmd2 *mode_cmd)
+openchrome_fb_create(struct drm_device *dev,
+ struct drm_file *file_priv,
+ const struct drm_mode_fb_cmd2 *mode_cmd)
{
struct drm_framebuffer *fb;
struct drm_gem_object *gem;
int ret;
+ DRM_DEBUG_KMS("Entered %s.\n", __func__);
+
gem = drm_gem_object_lookup(file_priv, mode_cmd->handles[0]);
if (!gem) {
DRM_ERROR("No GEM object found for handle 0x%08X\n",
@@ -55,26 +88,19 @@ via_user_framebuffer_create(struct drm_device *dev,
return ERR_PTR(-ENOENT);
}
- fb = kzalloc(sizeof(struct drm_framebuffer), GFP_KERNEL);
- if (!fb) {
- return ERR_PTR(-ENOMEM);
- }
-
- drm_helper_mode_fill_fb_struct(dev, fb, mode_cmd);
- fb->obj[0] = gem;
- ret = drm_framebuffer_init(dev, fb,
- &openchrome_drm_framebuffer_funcs);
+ ret = openchrome_framebuffer_init(dev, gem, mode_cmd, &fb);
if (ret) {
drm_gem_object_put(gem);
- kfree(fb);
+ DRM_DEBUG_KMS("Exiting %s.\n", __func__);
return ERR_PTR(ret);
}
+ DRM_DEBUG_KMS("Exiting %s.\n", __func__);
return fb;
}
-static const struct drm_mode_config_funcs via_mode_funcs = {
- .fb_create = via_user_framebuffer_create,
+static const struct drm_mode_config_funcs openchrome_drm_mode_config_funcs = {
+ .fb_create = openchrome_fb_create,
.output_poll_changed = drm_fb_helper_output_poll_changed
};
@@ -92,7 +118,7 @@ void openchrome_mode_config_init(
dev->mode_config.max_width = 2044;
dev->mode_config.max_height = 4096;
- dev->mode_config.funcs = &via_mode_funcs;
+ dev->mode_config.funcs = &openchrome_drm_mode_config_funcs;
dev->mode_config.preferred_depth = 24;
@@ -133,6 +159,7 @@ openchrome_fb_probe(struct drm_fb_helper *helper,
struct via_framebuffer_device *via_fbdev = container_of(helper,
struct via_framebuffer_device, helper);
struct drm_framebuffer *fb;
+ struct drm_gem_object *gem;
struct fb_info *info = helper->fbdev;
const struct drm_format_info *format_info;
struct drm_mode_fb_cmd2 mode_cmd;
@@ -164,18 +191,10 @@ openchrome_fb_probe(struct drm_fb_helper *helper,
goto exit;
}
- fb = kzalloc(sizeof(struct drm_framebuffer), GFP_KERNEL);
- if (!fb) {
- ret = -ENOMEM;
- goto free_bo;
- }
-
- drm_helper_mode_fill_fb_struct(dev, fb, &mode_cmd);
- fb->obj[0] = &via_fbdev->bo->gem;
- ret = drm_framebuffer_init(dev, fb,
- &openchrome_drm_framebuffer_funcs);
+ gem = &via_fbdev->bo->gem;
+ ret = openchrome_framebuffer_init(dev, gem, &mode_cmd, &fb);
if (ret) {
- goto free_fb;
+ goto free_bo;
}
info = drm_fb_helper_alloc_fbi(helper);
@@ -203,7 +222,12 @@ openchrome_fb_probe(struct drm_fb_helper *helper,
goto exit;
cleanup_fb:
drm_framebuffer_cleanup(fb);
-free_fb:
+
+ /*
+ * openchrome_framebuffer_init() allocates a drm_framebuffer
+ * struct (in this case, fb pointer), so it needs to be
+ * released if there was an error.
+ */
kfree(fb);
free_bo:
openchrome_bo_destroy(via_fbdev->bo, true);
commit 5081a0a32b3f5fb9acbe96911cfa1260303674d5
Author: Kevin Brace <kevinbr...@gmx.com>
Date: Mon Sep 14 15:01:49 2020 -0700
drm/openchrome: Rely on drm_fb_helper_alloc_fbi() for FB initialization
drm_fb_helper_alloc_fbi() framebuffer helper handles initialization of
certain fields, so rely on that rather than doing it in
openchrome_fb_probe().
Signed-off-by: Kevin Brace <kevinbr...@gmx.com>
diff --git a/drivers/gpu/drm/openchrome/openchrome_fb.c
b/drivers/gpu/drm/openchrome/openchrome_fb.c
index c575899379fb..223ff643d1e9 100644
--- a/drivers/gpu/drm/openchrome/openchrome_fb.c
+++ b/drivers/gpu/drm/openchrome/openchrome_fb.c
@@ -136,7 +136,6 @@ openchrome_fb_probe(struct drm_fb_helper *helper,
struct fb_info *info = helper->fbdev;
const struct drm_format_info *format_info;
struct drm_mode_fb_cmd2 mode_cmd;
- struct apertures_struct *ap;
int size, cpp;
int ret = 0;
@@ -171,14 +170,6 @@ openchrome_fb_probe(struct drm_fb_helper *helper,
goto free_bo;
}
- info = drm_fb_helper_alloc_fbi(helper);
- if (IS_ERR(info)) {
- ret = PTR_ERR(info);
- goto free_fb;
- }
-
- info->skip_vt_switch = true;
-
drm_helper_mode_fill_fb_struct(dev, fb, &mode_cmd);
fb->obj[0] = &via_fbdev->bo->gem;
ret = drm_framebuffer_init(dev, fb,
@@ -187,6 +178,12 @@ openchrome_fb_probe(struct drm_fb_helper *helper,
goto free_fb;
}
+ info = drm_fb_helper_alloc_fbi(helper);
+ if (IS_ERR(info)) {
+ ret = PTR_ERR(info);
+ goto cleanup_fb;
+ }
+
via_fbdev->helper.fb = fb;
via_fbdev->helper.fbdev = info;
@@ -198,16 +195,9 @@ openchrome_fb_probe(struct drm_fb_helper *helper,
info->screen_base = via_fbdev->bo->kmap.virtual;
info->screen_size = size;
- /* Setup aperture base / size for takeover (i.e., vesafb). */
- ap = alloc_apertures(1);
- if (!ap) {
- goto cleanup_fb;
- }
-
- ap->ranges[0].size = via_fbdev->bo->kmap.bo->bdev->
+ info->apertures->ranges[0].size = via_fbdev->bo->kmap.bo->bdev->
man[via_fbdev->bo->kmap.bo->mem.mem_type].size;
- ap->ranges[0].base = via_fbdev->bo->kmap.bo->mem.bus.base;
- info->apertures = ap;
+ info->apertures->ranges[0].base = via_fbdev->bo->kmap.bo->mem.bus.base;
drm_fb_helper_fill_info(info, helper, sizes);
goto exit;
commit dfb06497f0a25d3715a306e47e614930c087ba56
Author: Kevin Brace <kevinbr...@gmx.com>
Date: Mon Sep 14 15:01:31 2020 -0700
drm/openchrome: Fix and improve error handling of openchrome_fb_probe()
via_fb_probe() was renamed to openchrome_fb_probe().
Signed-off-by: Kevin Brace <kevinbr...@gmx.com>
diff --git a/drivers/gpu/drm/openchrome/openchrome_fb.c
b/drivers/gpu/drm/openchrome/openchrome_fb.c
index 13a3945f8841..c575899379fb 100644
--- a/drivers/gpu/drm/openchrome/openchrome_fb.c
+++ b/drivers/gpu/drm/openchrome/openchrome_fb.c
@@ -124,7 +124,7 @@ static struct fb_ops via_fb_ops = {
};
static int
-via_fb_probe(struct drm_fb_helper *helper,
+openchrome_fb_probe(struct drm_fb_helper *helper,
struct drm_fb_helper_surface_size *sizes)
{
struct drm_device *dev = helper->dev;
@@ -167,13 +167,14 @@ via_fb_probe(struct drm_fb_helper *helper,
fb = kzalloc(sizeof(struct drm_framebuffer), GFP_KERNEL);
if (!fb) {
- return ret;
+ ret = -ENOMEM;
+ goto free_bo;
}
info = drm_fb_helper_alloc_fbi(helper);
if (IS_ERR(info)) {
ret = PTR_ERR(info);
- goto out_err;
+ goto free_fb;
}
info->skip_vt_switch = true;
@@ -182,8 +183,8 @@ via_fb_probe(struct drm_fb_helper *helper,
fb->obj[0] = &via_fbdev->bo->gem;
ret = drm_framebuffer_init(dev, fb,
&openchrome_drm_framebuffer_funcs);
- if (unlikely(ret)) {
- goto out_err;
+ if (ret) {
+ goto free_fb;
}
via_fbdev->helper.fb = fb;
@@ -200,8 +201,7 @@ via_fb_probe(struct drm_fb_helper *helper,
/* Setup aperture base / size for takeover (i.e., vesafb). */
ap = alloc_apertures(1);
if (!ap) {
- drm_framebuffer_cleanup(fb);
- goto out_err;
+ goto cleanup_fb;
}
ap->ranges[0].size = via_fbdev->bo->kmap.bo->bdev->
@@ -211,20 +211,20 @@ via_fb_probe(struct drm_fb_helper *helper,
drm_fb_helper_fill_info(info, helper, sizes);
goto exit;
-out_err:
- if (via_fbdev->bo) {
- openchrome_bo_destroy(via_fbdev->bo, true);
- via_fbdev->bo = NULL;
- }
-
+cleanup_fb:
+ drm_framebuffer_cleanup(fb);
+free_fb:
kfree(fb);
+free_bo:
+ openchrome_bo_destroy(via_fbdev->bo, true);
+ via_fbdev->bo = NULL;
exit:
DRM_DEBUG_KMS("Exiting %s.\n", __func__);
return ret;
}
-static struct drm_fb_helper_funcs via_drm_fb_helper_funcs = {
- .fb_probe = via_fb_probe,
+static struct drm_fb_helper_funcs openchrome_drm_fb_helper_funcs = {
+ .fb_probe = openchrome_fb_probe,
};
int via_fbdev_init(struct drm_device *dev)
@@ -246,7 +246,7 @@ int via_fbdev_init(struct drm_device *dev)
dev_private->via_fbdev = via_fbdev;
drm_fb_helper_prepare(dev, &via_fbdev->helper,
- &via_drm_fb_helper_funcs);
+ &openchrome_drm_fb_helper_funcs);
ret = drm_fb_helper_init(dev, &via_fbdev->helper);
if (ret) {
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