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| author | Dave Chapman <dave@dchapman.com> | 2006-02-15 11:54:56 +0000 |
|---|---|---|
| committer | Dave Chapman <dave@dchapman.com> | 2006-02-15 11:54:56 +0000 |
| commit | 32df71851b0f9423b6d447636016582c575302ee (patch) | |
| tree | f85e85e66547407887afbaf878d7d37f6fd71a4b | |
| parent | ad79b7188bff3bba961134ce61269609ad1ec6fe (diff) | |
| download | rockbox-32df71851b0f9423b6d447636016582c575302ee.tar.gz rockbox-32df71851b0f9423b6d447636016582c575302ee.zip | |
iPod 5G: Add a yield() to the lcd_bcm_finishup() function. This function typically waits in a while loop for 14ms whilst the Broadcom DSP updates the LCD - yielding gives that time back to audio decoding.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@8693 a1c6a512-1295-4272-9138-f99709370657
| -rw-r--r-- | firmware/drivers/lcd-ipodvideo.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/firmware/drivers/lcd-ipodvideo.c b/firmware/drivers/lcd-ipodvideo.c index e3bdf163a6..d9ca0fc9da 100644 --- a/firmware/drivers/lcd-ipodvideo.c +++ b/firmware/drivers/lcd-ipodvideo.c @@ -139,6 +139,8 @@ static void lcd_bcm_finishup(void) { lcd_bcm_read32(0x1FC); do { + /* This function takes about 14ms to execute - so we yield() */ + yield(); data = lcd_bcm_read32(0x1F8); } while (data == 0xFFFA0005 || data == 0xFFFF); |