From 2b1c6b21b5e6c82ebb55d7fb7df90e60e88cbb14 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= Date: Sat, 10 Sep 2016 14:54:26 +0200 Subject: brcm2708: update linux 4.4 patches to latest version MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit As usual these patches were extracted and rebased from the raspberry pi repo: https://github.com/raspberrypi/linux/tree/rpi-4.4.y Also adds support for Raspberry Pi Compute Module 3 (untested). Signed-off-by: Álvaro Fernández Rojas --- ...-t-force-new-binner-overflow-allocation-p.patch | 28 ++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 target/linux/brcm2708/patches-4.4/0481-drm-vc4-Don-t-force-new-binner-overflow-allocation-p.patch (limited to 'target/linux/brcm2708/patches-4.4/0481-drm-vc4-Don-t-force-new-binner-overflow-allocation-p.patch') diff --git a/target/linux/brcm2708/patches-4.4/0481-drm-vc4-Don-t-force-new-binner-overflow-allocation-p.patch b/target/linux/brcm2708/patches-4.4/0481-drm-vc4-Don-t-force-new-binner-overflow-allocation-p.patch new file mode 100644 index 0000000000..716961ef3a --- /dev/null +++ b/target/linux/brcm2708/patches-4.4/0481-drm-vc4-Don-t-force-new-binner-overflow-allocation-p.patch @@ -0,0 +1,28 @@ +From 033049599046df7c51b605b24224bbce6d60c762 Mon Sep 17 00:00:00 2001 +From: Eric Anholt +Date: Tue, 2 Aug 2016 17:17:52 -0700 +Subject: [PATCH] drm/vc4: Don't force new binner overflow allocation per draw. + +This came from the initial bringup code, which always idled the GPU +and always reset the overflow. That massively increases the size of +the working set when you're doing lots of small draws, though, as is +common on X desktops or piglit. + +Signed-off-by: Eric Anholt +--- + drivers/gpu/drm/vc4/vc4_gem.c | 4 ---- + 1 file changed, 4 deletions(-) + +--- a/drivers/gpu/drm/vc4/vc4_gem.c ++++ b/drivers/gpu/drm/vc4/vc4_gem.c +@@ -435,10 +435,6 @@ again: + + vc4_flush_caches(dev); + +- /* Disable the binner's pre-loaded overflow memory address */ +- V3D_WRITE(V3D_BPOA, 0); +- V3D_WRITE(V3D_BPOS, 0); +- + /* Either put the job in the binner if it uses the binner, or + * immediately move it to the to-be-rendered queue. + */ -- cgit v1.2.3