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Message-Id: <1372940714-12470-7-git-send-email-dh.herrmann@gmail.com>
Date: Thu, 4 Jul 2013 14:25:06 +0200
From: David Herrmann <dh.herrmann@...il.com>
To: linux-kernel@...r.kernel.org
Cc: David Airlie <airlied@...ux.ie>, dri-devel@...ts.freedesktop.org,
David Herrmann <dh.herrmann@...il.com>
Subject: [PATCH v2 06/14] fbdev: vesafb: bind to platform-framebuffer device
x86 creates platform-framebuffer platform devices for every system
framebuffer. Use these instead of creating a dummy device.
This requires us to remove the __init annotations as hotplugging may occur
during runtime.
Signed-off-by: David Herrmann <dh.herrmann@...il.com>
---
drivers/video/vesafb.c | 55 +++++++++++++++-----------------------------------
1 file changed, 16 insertions(+), 39 deletions(-)
diff --git a/drivers/video/vesafb.c b/drivers/video/vesafb.c
index 501b340..bd83233 100644
--- a/drivers/video/vesafb.c
+++ b/drivers/video/vesafb.c
@@ -29,7 +29,7 @@
/* --------------------------------------------------------------------- */
-static struct fb_var_screeninfo vesafb_defined __initdata = {
+static struct fb_var_screeninfo vesafb_defined = {
.activate = FB_ACTIVATE_NOW,
.height = -1,
.width = -1,
@@ -40,7 +40,7 @@ static struct fb_var_screeninfo vesafb_defined __initdata = {
.vmode = FB_VMODE_NONINTERLACED,
};
-static struct fb_fix_screeninfo vesafb_fix __initdata = {
+static struct fb_fix_screeninfo vesafb_fix = {
.id = "VESA VGA",
.type = FB_TYPE_PACKED_PIXELS,
.accel = FB_ACCEL_NONE,
@@ -48,8 +48,8 @@ static struct fb_fix_screeninfo vesafb_fix __initdata = {
static int inverse __read_mostly;
static int mtrr __read_mostly; /* disable mtrr */
-static int vram_remap __initdata; /* Set amount of memory to be used */
-static int vram_total __initdata; /* Set total amount of memory */
+static int vram_remap; /* Set amount of memory to be used */
+static int vram_total; /* Set total amount of memory */
static int pmi_setpal __read_mostly = 1; /* pmi for palette changes ??? */
static int ypan __read_mostly; /* 0..nothing, 1..ypan, 2..ywrap */
static void (*pmi_start)(void) __read_mostly;
@@ -192,7 +192,7 @@ static struct fb_ops vesafb_ops = {
.fb_imageblit = cfb_imageblit,
};
-static int __init vesafb_setup(char *options)
+static int vesafb_setup(char *options)
{
char *this_opt;
@@ -226,13 +226,18 @@ static int __init vesafb_setup(char *options)
return 0;
}
-static int __init vesafb_probe(struct platform_device *dev)
+static int vesafb_probe(struct platform_device *dev)
{
struct fb_info *info;
int i, err;
unsigned int size_vmode;
unsigned int size_remap;
unsigned int size_total;
+ char *option = NULL;
+
+ /* ignore error return of fb_get_options */
+ fb_get_options("vesafb", &option);
+ vesafb_setup(option);
if (screen_info.orig_video_isVGA != VIDEO_TYPE_VLFB)
return -ENODEV;
@@ -496,40 +501,12 @@ err:
}
static struct platform_driver vesafb_driver = {
- .driver = {
- .name = "vesafb",
+ .driver = {
+ .name = "vesa-framebuffer",
+ .owner = THIS_MODULE,
},
+ .probe = vesafb_probe,
};
-static struct platform_device *vesafb_device;
-
-static int __init vesafb_init(void)
-{
- int ret;
- char *option = NULL;
-
- /* ignore error return of fb_get_options */
- fb_get_options("vesafb", &option);
- vesafb_setup(option);
-
- vesafb_device = platform_device_alloc("vesafb", 0);
- if (!vesafb_device)
- return -ENOMEM;
-
- ret = platform_device_add(vesafb_device);
- if (!ret) {
- ret = platform_driver_probe(&vesafb_driver, vesafb_probe);
- if (ret)
- platform_device_del(vesafb_device);
- }
-
- if (ret) {
- platform_device_put(vesafb_device);
- vesafb_device = NULL;
- }
-
- return ret;
-}
-module_init(vesafb_init);
-
+module_platform_driver(vesafb_driver);
MODULE_LICENSE("GPL");
--
1.8.3.2
--
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