If image->depth != 1, lynxfb_ops_imageblit() should fallback to call cfb_imageblit(), not return directly. Otherwise it can't display the boot logo. Cc: Teddy Wang <teddy.wang@xxxxxxxxxxxxxxxxx> Acked-by: Sudip Mukherjee <sudipm.mukherjee@xxxxxxxxx> Signed-off-by: Huacai Chen <chenhc@xxxxxxxxxx> --- V2: Coding style ajustment. V3: Add TODO comments. drivers/staging/sm750fb/TODO | 1 + drivers/staging/sm750fb/sm750.c | 3 +++ 2 files changed, 4 insertions(+), 0 deletions(-) diff --git a/drivers/staging/sm750fb/TODO b/drivers/staging/sm750fb/TODO index bc16172..f8698498 100644 --- a/drivers/staging/sm750fb/TODO +++ b/drivers/staging/sm750fb/TODO @@ -2,6 +2,7 @@ TODO: - lots of clechpatch cleanup - use kernel coding style - refine the code and remove unused code +- Implement hardware acceleration for imageblit if image->depth > 1 - check on hardware effects of removal of USE_HW_I2C and USE_DVICHIP (these two are supposed to be sample code which is given here if someone wants to use those functionalities) diff --git a/drivers/staging/sm750fb/sm750.c b/drivers/staging/sm750fb/sm750.c index 3c7ea95..6f78de3 100644 --- a/drivers/staging/sm750fb/sm750.c +++ b/drivers/staging/sm750fb/sm750.c @@ -279,7 +279,10 @@ static void lynxfb_ops_imageblit(struct fb_info *info, } goto _do_work; } + /* TODO: Implement hardware acceleration for image->depth > 1 */ + cfb_imageblit(info, image); return; + _do_work: /* * If not use spin_lock, system will die if user load driver -- 1.7.7.3 _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel