Re: [Intel-gfx] [PATCH] drm/i915/pch: Use minimal number of FDI lanes (v2)

2010-04-18 Thread Eric Anholt
On Mon, 12 Apr 2010 11:38:44 -0400, Adam Jackson wrote: > This should be a small power savings. Tested on Lenovo T410 (Ironlake), LVDS > VGA and DisplayPort, up to 1920x1200R. > > v2: Add Sandybridge support, fix obvious math error. > > Acked-by: Zhenyu Wang > Signed-off-by: Adam Jackson Appl

Re: [Intel-gfx] [PATCH] drm/i915/pch: Use minimal number of FDI lanes (v2)

2010-04-13 Thread Zhenyu Wang
On 2010.04.12 11:38:44 -0400, Adam Jackson wrote: > This should be a small power savings. Tested on Lenovo T410 (Ironlake), LVDS > VGA and DisplayPort, up to 1920x1200R. > > v2: Add Sandybridge support, fix obvious math error. Tested on Sandybridge/CPT, no regression found, but didn't do power sa

[Intel-gfx] [PATCH] drm/i915/pch: Use minimal number of FDI lanes (v2)

2010-04-12 Thread Adam Jackson
This should be a small power savings. Tested on Lenovo T410 (Ironlake), LVDS VGA and DisplayPort, up to 1920x1200R. v2: Add Sandybridge support, fix obvious math error. Acked-by: Zhenyu Wang Signed-off-by: Adam Jackson --- drivers/gpu/drm/i915/intel_display.c | 26 --

Re: [Intel-gfx] [PATCH] drm/i915/pch: Use minimal number of FDI lanes

2010-04-12 Thread Adam Jackson
On Mon, 2010-04-12 at 17:03 +0800, Zhenyu Wang wrote: > On 2010.04.09 17:55:10 -0400, Adam Jackson wrote: > > This should be a small power savings, but the Watts-Up I used to test is > > only precise to within 100mW. Tested on Lenovo T410 (Ironlake), LVDS > > VGA and DisplayPort, up to 1920x1200R.

Re: [Intel-gfx] [PATCH] drm/i915/pch: Use minimal number of FDI lanes

2010-04-12 Thread ykzhao
On Sat, 2010-04-10 at 05:55 +0800, Adam Jackson wrote: > This should be a small power savings, but the Watts-Up I used to test is > only precise to within 100mW. Tested on Lenovo T410 (Ironlake), LVDS > VGA and DisplayPort, up to 1920x1200R. Very good point. I test this patch on another laptop.

Re: [Intel-gfx] [PATCH] drm/i915/pch: Use minimal number of FDI lanes

2010-04-12 Thread Zhenyu Wang
On 2010.04.09 17:55:10 -0400, Adam Jackson wrote: > This should be a small power savings, but the Watts-Up I used to test is > only precise to within 100mW. Tested on Lenovo T410 (Ironlake), LVDS > VGA and DisplayPort, up to 1920x1200R. > > Signed-off-by: Adam Jackson Nice work for per crtc FDI