[PATCH] drm/tegra: falcon: Pipeline firmware copy
Thierry Reding
thierry.reding at gmail.com
Wed May 7 15:49:39 UTC 2025
On Wed, Feb 05, 2025 at 06:10:27AM +0000, Mikko Perttunen wrote:
> The Falcon DMA engine allows queueing multiple operations for
> improved performance. Do this to optimize firmware loading.
> A performance improvement of 4x to 6x is observed.
>
> Co-developed-by: Ivan Raul Guadarrama <iguadarrama at nvidia.com>
> Signed-off-by: Ivan Raul Guadarrama <iguadarrama at nvidia.com>
> Signed-off-by: Mikko Perttunen <mperttunen at nvidia.com>
> ---
> drivers/gpu/drm/tegra/falcon.c | 20 +++++++++++++++++++-
> drivers/gpu/drm/tegra/falcon.h | 1 +
> 2 files changed, 20 insertions(+), 1 deletion(-)
Sorry, missed this the last time. Applied now, thanks.
There was a warning from checkpatch about the (1 << 0) that's added here
for FALCON_DMATRFCMD_FULL, but I ignored it since using BIT() would look
odd among all the other definitions.
Thierry
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