Hi Rafael,
On Thu, Dec 03, 2015 at 02:54:00PM -0800, Rafael Antognolli wrote:
The module_init and module_exit functions will start here, and call the subsequent init's and exit's.
Signed-off-by: Rafael Antognolli rafael.antognolli@intel.com
drivers/gpu/drm/Makefile | 4 ++- drivers/gpu/drm/drm_fb_helper.c | 9 +++---- drivers/gpu/drm/drm_kms_helper_common.c | 43 +++++++++++++++++++++++++++++++++ include/drm/drm_fb_helper.h | 6 +++++ 4 files changed, 56 insertions(+), 6 deletions(-) create mode 100644 drivers/gpu/drm/drm_kms_helper_common.c
diff --git a/drivers/gpu/drm/Makefile b/drivers/gpu/drm/Makefile index 1e9ff4c..76399da 100644 --- a/drivers/gpu/drm/Makefile +++ b/drivers/gpu/drm/Makefile @@ -24,7 +24,9 @@ drm-$(CONFIG_AGP) += drm_agpsupport.o drm-y += $(drm-m)
drm_kms_helper-y := drm_crtc_helper.o drm_dp_helper.o drm_probe_helper.o \
drm_plane_helper.o drm_dp_mst_topology.o drm_atomic_helper.o
drm_plane_helper.o drm_dp_mst_topology.o drm_atomic_helper.o \drm_kms_helper_common.odrm_kms_helper-$(CONFIG_DRM_LOAD_EDID_FIRMWARE) += drm_edid_load.o drm_kms_helper-$(CONFIG_DRM_FBDEV_EMULATION) += drm_fb_helper.o drm_kms_helper-$(CONFIG_DRM_KMS_CMA_HELPER) += drm_fb_cma_helper.o diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 69cbab5..576f769 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -2175,9 +2175,9 @@ EXPORT_SYMBOL(drm_fb_helper_hotplug_event);
- but the module doesn't depend on any fb console symbols. At least
- attempt to load fbcon to avoid leaving the system without a usable console.
*/ -#if defined(CONFIG_FRAMEBUFFER_CONSOLE_MODULE) && !defined(CONFIG_EXPERT) -static int __init drm_fb_helper_modinit(void) +int drm_fb_helper_modinit(void)
Do keep the __init, the function can then be jettisoned once the module has initialized and the memory occupied by it becomes available.
Kind regards,
Lukas
{ +#if defined(CONFIG_FRAMEBUFFER_CONSOLE_MODULE) && !defined(CONFIG_EXPERT) const char *name = "fbcon"; struct module *fbcon;
@@ -2187,8 +2187,7 @@ static int __init drm_fb_helper_modinit(void)
if (!fbcon) request_module_nowait(name); +#endif return 0; }
-module_init(drm_fb_helper_modinit); -#endif +EXPORT_SYMBOL(drm_fb_helper_modinit); diff --git a/drivers/gpu/drm/drm_kms_helper_common.c b/drivers/gpu/drm/drm_kms_helper_common.c new file mode 100644 index 0000000..920b2fb --- /dev/null +++ b/drivers/gpu/drm/drm_kms_helper_common.c @@ -0,0 +1,43 @@ +/*
- Copyright © 2015 Intel Corporation
- Permission is hereby granted, free of charge, to any person obtaining a
- copy of this software and associated documentation files (the "Software"),
- to deal in the Software without restriction, including without limitation
- the rights to use, copy, modify, merge, publish, distribute, sublicense,
- and/or sell copies of the Software, and to permit persons to whom the
- Software is furnished to do so, subject to the following conditions:
- The above copyright notice and this permission notice (including the next
- paragraph) shall be included in all copies or substantial portions of the
- Software.
- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
- IN THE SOFTWARE.
- Authors:
- Rafael Antognolli rafael.antognolli@intel.com
- */
+#include <drm/drmP.h> +#include <drm/drm_fb_helper.h>
+static int __init drm_kms_helper_init(void) +{
- /* Call init functions from specific kms helpers here */
- return drm_fb_helper_modinit();
+}
+static void __exit drm_kms_helper_exit(void) +{
- /* Call exit functions from specific kms helpers here */
+}
+module_init(drm_kms_helper_init); +module_exit(drm_kms_helper_exit); diff --git a/include/drm/drm_fb_helper.h b/include/drm/drm_fb_helper.h index 87b090c..4fed7a2 100644 --- a/include/drm/drm_fb_helper.h +++ b/include/drm/drm_fb_helper.h @@ -148,6 +148,7 @@ struct drm_fb_helper { };
#ifdef CONFIG_DRM_FBDEV_EMULATION +int drm_fb_helper_modinit(void); void drm_fb_helper_prepare(struct drm_device *dev, struct drm_fb_helper *helper, const struct drm_fb_helper_funcs *funcs); int drm_fb_helper_init(struct drm_device *dev, @@ -212,6 +213,11 @@ int drm_fb_helper_add_one_connector(struct drm_fb_helper *fb_helper, struct drm_ int drm_fb_helper_remove_one_connector(struct drm_fb_helper *fb_helper, struct drm_connector *connector); #else +static inline int drm_fb_helper_modinit(void) +{
- return 0;
+}
static inline void drm_fb_helper_prepare(struct drm_device *dev, struct drm_fb_helper *helper, const struct drm_fb_helper_funcs *funcs) -- 2.4.3
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