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mx.microsoft.com 1; spf=pass smtp.mailfrom=intel.com; dmarc=pass action=none header.from=intel.com; dkim=pass header.d=intel.com; arc=none Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=intel.com; Received: from LV8PR11MB8607.namprd11.prod.outlook.com (2603:10b6:408:1ec::18) by DS0PR11MB7190.namprd11.prod.outlook.com (2603:10b6:8:132::5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8093.18; Thu, 24 Oct 2024 06:14:35 +0000 Received: from LV8PR11MB8607.namprd11.prod.outlook.com ([fe80::55b1:592:df13:a9f3]) by LV8PR11MB8607.namprd11.prod.outlook.com ([fe80::55b1:592:df13:a9f3%3]) with mapi id 15.20.8093.018; Thu, 24 Oct 2024 06:14:35 +0000 Message-ID: <57bc4ca5-31b2-4c56-a3be-6e098a3d67c6@intel.com> Date: Thu, 24 Oct 2024 11:44:28 +0530 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 08/12] drm/i915/xe3lpd: Move async flip bit to PLANE_SURF register To: Clint Taylor , , References: <20241023214701.963830-1-clinton.a.taylor@intel.com> <20241023214701.963830-9-clinton.a.taylor@intel.com> Content-Language: en-US From: "Chauhan, Shekhar" In-Reply-To: <20241023214701.963830-9-clinton.a.taylor@intel.com> Content-Type: text/plain; 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Can we have an empty line here to consider BSpec as part of the git trailer. Other than this, Reviewed-by: Shekhar Chauhan > Bspec: 69853,69878 > Signed-off-by: Dnyaneshwar Bhadane > Signed-off-by: Matt Atwood > Signed-off-by: Clint Taylor > --- > drivers/gpu/drm/i915/display/skl_universal_plane.c | 13 +++++++++---- > .../gpu/drm/i915/display/skl_universal_plane_regs.h | 1 + > 2 files changed, 10 insertions(+), 4 deletions(-) > > diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c > index a0a7ed01415a..60ca4f8c4a3c 100644 > --- a/drivers/gpu/drm/i915/display/skl_universal_plane.c > +++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c > @@ -1567,17 +1567,22 @@ skl_plane_async_flip(struct intel_dsb *dsb, > struct intel_display *display = to_intel_display(plane->base.dev); > enum plane_id plane_id = plane->id; > enum pipe pipe = plane->pipe; > - u32 plane_ctl = plane_state->ctl; > + u32 plane_ctl = plane_state->ctl, plane_surf; > > plane_ctl |= skl_plane_ctl_crtc(crtc_state); > + plane_surf = skl_plane_surf(plane_state, 0); > > - if (async_flip) > - plane_ctl |= PLANE_CTL_ASYNC_FLIP; > + if (async_flip) { > + if (DISPLAY_VER(display) >= 30) > + plane_surf |= PLANE_SURF_ASYNC_UPDATE; > + else > + plane_ctl |= PLANE_CTL_ASYNC_FLIP; > + } > > intel_de_write_dsb(display, dsb, PLANE_CTL(pipe, plane_id), > plane_ctl); > intel_de_write_dsb(display, dsb, PLANE_SURF(pipe, plane_id), > - skl_plane_surf(plane_state, 0)); > + plane_surf); > } > > static bool intel_format_is_p01x(u32 format) > diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane_regs.h b/drivers/gpu/drm/i915/display/skl_universal_plane_regs.h > index 4ddcd7d46bbd..ff31a00d511e 100644 > --- a/drivers/gpu/drm/i915/display/skl_universal_plane_regs.h > +++ b/drivers/gpu/drm/i915/display/skl_universal_plane_regs.h > @@ -159,6 +159,7 @@ > _PLANE_SURF_2_A, _PLANE_SURF_2_B) > #define PLANE_SURF_ADDR_MASK REG_GENMASK(31, 12) > #define PLANE_SURF_DECRYPT REG_BIT(2) > +#define PLANE_SURF_ASYNC_UPDATE REG_BIT(0) > > #define _PLANE_KEYMAX_1_A 0x701a0 > #define _PLANE_KEYMAX_2_A 0x702a0 -- -shekhar