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path: root/drivers/video/fbdev/goldfishfb.c
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-rw-r--r--drivers/video/fbdev/goldfishfb.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/video/fbdev/goldfishfb.c b/drivers/video/fbdev/goldfishfb.c
index 3b70044773b6..4377e3442638 100644
--- a/drivers/video/fbdev/goldfishfb.c
+++ b/drivers/video/fbdev/goldfishfb.c
@@ -26,6 +26,7 @@
#include <linux/interrupt.h>
#include <linux/ioport.h>
#include <linux/platform_device.h>
+#include <linux/acpi.h>
enum {
FB_GET_WIDTH = 0x00,
@@ -124,6 +125,7 @@ static int goldfish_fb_check_var(struct fb_var_screeninfo *var,
static int goldfish_fb_set_par(struct fb_info *info)
{
struct goldfish_fb *fb = container_of(info, struct goldfish_fb, fb);
+
if (fb->rotation != fb->fb.var.rotate) {
info->fix.line_length = info->var.xres * 2;
fb->rotation = fb->fb.var.rotate;
@@ -148,13 +150,14 @@ static int goldfish_fb_pan_display(struct fb_var_screeninfo *var,
wait_event_timeout(fb->wait,
fb->base_update_count != base_update_count, HZ / 15);
if (fb->base_update_count == base_update_count)
- pr_err("goldfish_fb_pan_display: timeout waiting for base update\n");
+ pr_err("%s: timeout waiting for base update\n", __func__);
return 0;
}
static int goldfish_fb_blank(int blank, struct fb_info *info)
{
struct goldfish_fb *fb = container_of(info, struct goldfish_fb, fb);
+
switch (blank) {
case FB_BLANK_NORMAL:
writel(1, fb->reg_base + FB_SET_BLANK);
@@ -234,7 +237,7 @@ static int goldfish_fb_probe(struct platform_device *pdev)
fb->fb.var.activate = FB_ACTIVATE_NOW;
fb->fb.var.height = readl(fb->reg_base + FB_GET_PHYS_HEIGHT);
fb->fb.var.width = readl(fb->reg_base + FB_GET_PHYS_WIDTH);
- fb->fb.var.pixclock = 10000;
+ fb->fb.var.pixclock = 0;
fb->fb.var.red.offset = 11;
fb->fb.var.red.length = 5;
@@ -301,6 +304,7 @@ static int goldfish_fb_remove(struct platform_device *pdev)
dma_free_coherent(&pdev->dev, framesize, (void *)fb->fb.screen_base,
fb->fb.fix.smem_start);
iounmap(fb->reg_base);
+ kfree(fb);
return 0;
}
@@ -310,12 +314,19 @@ static const struct of_device_id goldfish_fb_of_match[] = {
};
MODULE_DEVICE_TABLE(of, goldfish_fb_of_match);
+static const struct acpi_device_id goldfish_fb_acpi_match[] = {
+ { "GFSH0004", 0 },
+ { },
+};
+MODULE_DEVICE_TABLE(acpi, goldfish_fb_acpi_match);
+
static struct platform_driver goldfish_fb_driver = {
.probe = goldfish_fb_probe,
.remove = goldfish_fb_remove,
.driver = {
.name = "goldfish_fb",
.of_match_table = goldfish_fb_of_match,
+ .acpi_match_table = ACPI_PTR(goldfish_fb_acpi_match),
}
};