Re: [PATCH 07/13] drm/i915/cfl: Introduce Coffee Lake platform definition.

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On Thu, 2017-06-01 at 23:14 +0000, Srivatsa, Anusha wrote:
> 
> >-----Original Message-----
> >From: Rodrigo Vivi [mailto:rodrigo.vivi@xxxxxxxxx]
> >Sent: Thursday, June 1, 2017 3:48 PM
> >To: Srivatsa, Anusha <anusha.srivatsa@xxxxxxxxx>
> >Cc: Vivi, Rodrigo <rodrigo.vivi@xxxxxxxxx>; intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> >Subject: Re:  [PATCH 07/13] drm/i915/cfl: Introduce Coffee Lake
> >platform definition.
> >
> >On Thu, Jun 1, 2017 at 3:27 PM, Srivatsa, Anusha <anusha.srivatsa@xxxxxxxxx>
> >wrote:
> >>
> >>
> >>>-----Original Message-----
> >>>From: Intel-gfx [mailto:intel-gfx-bounces@xxxxxxxxxxxxxxxxxxxxx] On
> >>>Behalf Of Rodrigo Vivi
> >>>Sent: Tuesday, May 30, 2017 3:43 PM
> >>>To: intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> >>>Cc: Vivi, Rodrigo <rodrigo.vivi@xxxxxxxxx>
> >>>Subject:  [PATCH 07/13] drm/i915/cfl: Introduce Coffee Lake
> >>>platform definition.
> >>>
> >>>Coffee Lake is a Intel® Processor containing Intel® HD Graphics
> >>>following Kabylake.
> >>>
> >>>It is Gen9 graphics based platform on top of CNP PCH.
> >>>
> >>>Let's start by adding the platform definition based on previous
> >>>platforms but yet as preliminary_hw_support.
> >>>
> >>>On following patches we will start adding PCI IDs and the platform
> >>>specific changes.
> >>>
> >>>Signed-off-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
> >>>---
> >>> drivers/gpu/drm/i915/i915_drv.h          | 2 ++
> >>> drivers/gpu/drm/i915/i915_pci.c          | 8 ++++++++
> >>> drivers/gpu/drm/i915/intel_device_info.c | 1 +
> >>> 3 files changed, 11 insertions(+)
> >>>
> >>>diff --git a/drivers/gpu/drm/i915/i915_drv.h
> >>>b/drivers/gpu/drm/i915/i915_drv.h index c31c0cf..2f20e87 100644
> >>>--- a/drivers/gpu/drm/i915/i915_drv.h
> >>>+++ b/drivers/gpu/drm/i915/i915_drv.h
> >>>@@ -826,6 +826,7 @@ enum intel_platform {
> >>>       INTEL_BROXTON,
> >>>       INTEL_KABYLAKE,
> >>>       INTEL_GEMINILAKE,
> >>>+      INTEL_COFFEELAKE,
> >>>       INTEL_MAX_PLATFORMS
> >>> };
> >>>
> >>>@@ -2768,6 +2769,7 @@ static inline struct scatterlist
> >>>*__sg_next(struct scatterlist *sg)  #define IS_BROXTON(dev_priv)
> >>>((dev_priv)->info.platform == INTEL_BROXTON)  #define
> >>>IS_KABYLAKE(dev_priv) ((dev_priv)->info.platform == INTEL_KABYLAKE)
> >>> #define IS_GEMINILAKE(dev_priv)       ((dev_priv)->info.platform ==
> >>>INTEL_GEMINILAKE)
> >>>+#define IS_COFFEELAKE(dev_priv)       ((dev_priv)->info.platform ==
> >>>INTEL_COFFEELAKE)
> >>> #define IS_MOBILE(dev_priv)   ((dev_priv)->info.is_mobile)
> >>> #define IS_HSW_EARLY_SDV(dev_priv) (IS_HASWELL(dev_priv) && \
> >>>                                   (INTEL_DEVID(dev_priv) & 0xFF00) ==
> >>>0x0C00) diff --git a/drivers/gpu/drm/i915/i915_pci.c
> >>>b/drivers/gpu/drm/i915/i915_pci.c index cf43dc1..31ea988 100644
> >>>--- a/drivers/gpu/drm/i915/i915_pci.c
> >>>+++ b/drivers/gpu/drm/i915/i915_pci.c
> >>>@@ -425,6 +425,14 @@
> >>>       .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING |
> >>>BSD2_RING,  };
> >>>
> >>>+static const struct intel_device_info intel_coffeelake_info = {
> >>>+      BDW_FEATURES,
> >>>+      .is_alpha_support = 1,
> >>>+      .platform = INTEL_COFFEELAKE,
> >>>+      .gen = 9,
> >>>+      .ddb_size = 896,
> >>>+};
> >>
> >> Rodrigo, what about properties like has_guc, has_csr, color etc?
> >
> >I believe "has_guc" should be part of the GuC patch that you are about to send ;)
> >
> >as "has_csr" is part of "[PATCH 13/13] drm/i915/cfl: Coffe Lake reuses Kabylake
> >DMC."
> >
> >while "color" one is not needed, as it was not in Kabylake and Skylake.
> 
> Oh.... I actually sent GuC patch some weeks back without adding has_guc, Should I change that patch and resend or will adding has_guc in this patch make more sense?

Well, you will have to resend here to this mailing list anyways after
all these CFL patches gets merged. So I believe the right place for that
is change that patch.

and count on me for revieweing that ;)

> 
> Anusha
> >>
> >> BR
> >> Anusha
> >>> /*
> >>>  * Make sure any device matches here are from most specific to most
> >>>  * general.  For example, since the Quanta match is based on the
> >>>subsystem diff - -git a/drivers/gpu/drm/i915/intel_device_info.c
> >>>b/drivers/gpu/drm/i915/intel_device_info.c
> >>>index 3718341..acc746f 100644
> >>>--- a/drivers/gpu/drm/i915/intel_device_info.c
> >>>+++ b/drivers/gpu/drm/i915/intel_device_info.c
> >>>@@ -51,6 +51,7 @@
> >>>       PLATFORM_NAME(BROXTON),
> >>>       PLATFORM_NAME(KABYLAKE),
> >>>       PLATFORM_NAME(GEMINILAKE),
> >>>+      PLATFORM_NAME(COFFEELAKE),
> >>> };
> >>> #undef PLATFORM_NAME
> >>>
> >>>--
> >>>1.9.1
> >>>
> >>>_______________________________________________
> >>>Intel-gfx mailing list
> >>>Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> >>>https://lists.freedesktop.org/mailman/listinfo/intel-gfx
> >> _______________________________________________
> >> Intel-gfx mailing list
> >> Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> >> https://lists.freedesktop.org/mailman/listinfo/intel-gfx
> >
> >
> >
> >--
> >Rodrigo Vivi
> >Blog: http://blog.vivi.eng.br

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