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MGS-3632-1: drm: imx: dcss: adjust ratio when WR_SCL kicks in
authorLaurentiu Palcu <laurentiu.palcu@nxp.com>
Fri, 26 Jan 2018 08:31:50 +0000 (10:31 +0200)
committerNitin Garg <nitin.garg@nxp.com>
Tue, 20 Mar 2018 19:54:17 +0000 (14:54 -0500)
commiteb8a930069531b2e16e30821dba723feb01122c1
tree1a8a63d15b54d70c257efcbd855dbb8d380f4b1ftree | snapshot
parent77b2c2a0f0fb1d2d0bd3cdf1d95b64d0e29a8ea0commit | diff
MGS-3632-1: drm: imx: dcss: adjust ratio when WR_SCL kicks in

Using WRSCL for downscaling ratios between 3 and 5 can lead to more
DDR bandwidth beeing used (~400MB/s).

Hence, use WR_SCL only for downscaling ratios from 5 to 7.

Signed-off-by: Laurentiu Palcu <laurentiu.palcu@nxp.com>
drivers/gpu/imx/dcss/dcss-scaler.c diff | blob | history