<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> <style type="text/css" style="display:none;"></style> </head> <body dir="ltr"> <div id="divtagdefaultwrapper" style="font-size:12pt;color:#000000;background-color:#FFFFFF;font-family:Calibri,Arial,Helvetica,sans-serif;"> Should point out that under load the system isn't 100% stable just yet. One thing I noted is that it will powerdown/up between frames it seems (by reading the PGFSM_CONFIG register) which it shouldn't be doing in a static configuration. I wonder if it's powering down at bad times while under load? Tom <div style="color: rgb(0, 0, 0);"> <div> <hr tabindex="-1" style="display:inline-block; width:98%"> <div id="x_divRplyFwdMsg" dir="ltr">From: Tom St Denis <tstdenis82@gmail.com> Sent: Thursday, July 7, 2016 20:47 To: amd-gfx@lists.freedesktop.org Cc: StDenis, Tom Subject: [PATCH 2/2] drm/amd/amdgpu: Add PG support for Carrizo UVD <div> </div> </div> </div> <div class="PlainText">Signed-off-by: Tom St Denis <tom.stdenis@amd.com> --- drivers/gpu/drm/amd/amdgpu/vi.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c index 91d71e31d6db..d2421867014f 100644 --- a/drivers/gpu/drm/amd/amdgpu/vi.c +++ b/drivers/gpu/drm/amd/amdgpu/vi.c @@ -1580,13 +1580,17 @@ static int vi_common_early_init(void *handle) AMD_CG_SUPPORT_SDMA_LS; /* rev0 hardware doesn't support PG */ adev->pg_flags = 0; - if (adev->rev_id != 0x00) + if (adev->rev_id != 0x00) { adev->pg_flags |= AMD_PG_SUPPORT_GFX_PG | AMD_PG_SUPPORT_GFX_SMG | AMD_PG_SUPPORT_GFX_DMG | AMD_PG_SUPPORT_CP | AMD_PG_SUPPORT_RLC_SMU_HS | AMD_PG_SUPPORT_GFX_PIPELINE; + /* powerplay UVD PG doesn't work yet */ + if (!amdgpu_powerplay) + adev->pg_flags |= AMD_PG_SUPPORT_UVD; + } adev->external_rev_id = adev->rev_id + 0x1; break; case CHIP_STONEY: -- 2.9.0 </div> </div> </div> </body> </html>