Messages in this thread | | | Date | Sun, 17 Mar 2024 13:38:25 +0100 | Subject | Re: [PATCH v2 14/15] dmaengine: bcm2835: Add BCM2711 40-bit DMA support | From | Stefan Wahren <> |
| |
Hi Andrea,
Am 13.03.24 um 15:08 schrieb Andrea della Porta: > BCM2711 has 4 DMA channels with a 40-bit address range, allowing them > to access the full 4GB of memory on a Pi 4. Assume every channel is capable > of 40-bit address range. > > Originally-by: Phil Elwell <phil@raspberrypi.org> > Originally-by: Maxime Ripard <maxime@cerno.tech> > Originally-by: Stefan Wahren <stefan.wahren@i2se.com> > Signed-off-by: Andrea della Porta <andrea.porta@suse.com> > --- > drivers/dma/bcm2835-dma.c | 553 ++++++++++++++++++++++++++++++++------ > 1 file changed, 466 insertions(+), 87 deletions(-)
this patch contains a lot of changes (including style fixes). It would be better to split this more for a better understanding.
| |