[Intel-gfx] [PATCH 01/27] drm/i915/icl: Add initial Icelake definitions.
Rodrigo Vivi
rodrigo.vivi at intel.com
Thu Jan 11 01:25:03 UTC 2018
On Wed, Jan 10, 2018 at 06:38:13PM +0000, Paulo Zanoni wrote:
> Em Qua, 2018-01-10 às 10:22 -0800, Rodrigo Vivi escreveu:
> > On Wed, Jan 10, 2018 at 06:08:21PM +0000, Oscar Mateo wrote:
> > >
> > >
> > > On 01/10/2018 09:57 AM, Paulo Zanoni wrote:
> > > > Em Ter, 2018-01-09 às 15:59 -0800, Oscar Mateo escreveu:
> > > > > On 01/09/2018 03:23 PM, Paulo Zanoni wrote:
> > > > > > From: Rodrigo Vivi <rodrigo.vivi at intel.com>
> > > > > >
> > > > > > Icelake is a Intel® Processor containing Intel® HD Graphics.
> > > > > >
> > > > > > This is just an initial Icelake definition. PCI IDs, Icelake
> > > > > > support
> > > > > > and new features coming in following patches.
> > > > > >
> > > > > > v2: Add .ddb_size and .has_guc (Michal Wajdeczko).
> > > > > > v3: Add the ICL_FEATURES macro (Kelvin Gardiner).
> > > > > >
> > > > > > Signed-off-by: Rodrigo Vivi <rodrigo.vivi at intel.com>
> > > > > > Signed-off-by: Paulo Zanoni <paulo.r.zanoni at intel.com>
> > > > > > ---
> > > > > > drivers/gpu/drm/i915/i915_drv.h | 2 ++
> > > > > > drivers/gpu/drm/i915/i915_pci.c | 13
> > > > > > +++++++++++++
> > > > > > drivers/gpu/drm/i915/intel_device_info.c | 1 +
> > > > > > drivers/gpu/drm/i915/intel_device_info.h | 2 ++
> > > > > > 4 files changed, 18 insertions(+)
> > > > > >
> > > > > > diff --git a/drivers/gpu/drm/i915/i915_drv.h
> > > > > > b/drivers/gpu/drm/i915/i915_drv.h
> > > > > > index a689396d0ff6..016920f58ae6 100644
> > > > > > --- a/drivers/gpu/drm/i915/i915_drv.h
> > > > > > +++ b/drivers/gpu/drm/i915/i915_drv.h
> > > > > > @@ -2595,6 +2595,7 @@ intel_info(const struct
> > > > > > drm_i915_private
> > > > > > *dev_priv)
> > > > > > #define IS_GEMINILAKE(dev_priv) IS_PLATFORM(dev_pri
> > > > > > v,
> > > > > > INTEL_GEMINILAKE)
> > > > > > #define IS_COFFEELAKE(dev_priv) IS_PLATFORM(dev_pri
> > > > > > v,
> > > > > > INTEL_COFFEELAKE)
> > > > > > #define IS_CANNONLAKE(dev_priv) IS_PLATFORM(dev_pri
> > > > > > v,
> > > > > > INTEL_CANNONLAKE)
> > > > > > +#define IS_ICELAKE(dev_priv) IS_PLATFORM(dev_priv,
> > > > > > INTEL_ICELAKE)
> > > > > > #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)
> > > > > > @@ -2706,6 +2707,7 @@ intel_info(const struct
> > > > > > drm_i915_private
> > > > > > *dev_priv)
> > > > > > #define IS_GEN8(dev_priv) (!!((dev_priv)-
> > > > > > >info.gen_mask &
> > > > > > BIT(7)))
> > > > > > #define IS_GEN9(dev_priv) (!!((dev_priv)-
> > > > > > >info.gen_mask &
> > > > > > BIT(8)))
> > > > > > #define IS_GEN10(dev_priv) (!!((dev_priv)-
> > > > > > >info.gen_mask &
> > > > > > BIT(9)))
> > > > > > +#define IS_GEN11(dev_priv) (!!((dev_priv)-
> > > > > > >info.gen_mask &
> > > > > > BIT(10)))
> > > > > > #define IS_LP(dev_priv) (INTEL_INFO(dev_priv)-
> > > > > > >is_lp)
> > > > > > #define IS_GEN9_LP(dev_priv) (IS_GEN9(dev_priv) &&
> > > > > > IS_LP(dev_priv))
> > > > > > diff --git a/drivers/gpu/drm/i915/i915_pci.c
> > > > > > b/drivers/gpu/drm/i915/i915_pci.c
> > > > > > index 36d48422b475..88cd4a3b12f5 100644
> > > > > > --- a/drivers/gpu/drm/i915/i915_pci.c
> > > > > > +++ b/drivers/gpu/drm/i915/i915_pci.c
> > > > > > @@ -579,6 +579,19 @@ static const struct intel_device_info
> > > > > > intel_cannonlake_gt2_info __initconst = {
> > > > > > .gt = 2,
> > > > > > };
> > > > > > +#define GEN11_FEATURES \
> > > > > > + GEN10_FEATURES, \
> > > > > > + .gen = 11, \
> > > > > > + .ddb_size = 2048, \
> > > > > > + .has_csr = 0
> > > > > > +
> > > > > > +static const struct intel_device_info intel_icelake_11_info
> > > > > > = {
> > > > > > + GEN11_FEATURES,
> > > > > > + .platform = INTEL_ICELAKE,
> > > > > > + .is_alpha_support = 1,
> > > > > > + .has_resource_streamer = 0,
> > > > > > +};
> > > > > > +
> > > > >
> > > > > This needs to change to fit the new GEN features inheritance
> > > > > organization recently introduced by Rodrigo (with a
> > > > > GEN11_FEATURES
> > > > > and I
> > > > > guess an ICL_11_PLATFORM). Should I go ahead?
> > > >
> > > > My understanding is that this is already following the new
> > > > inheritance
> > > > model. There's already a GEN11_FEATURES and it doesn't include an
> > > > ICL_11_PLATFORM because it doesn't need to (and CNL also doesn't
> > > > have a
> > > > CNL_PLATFORM). What do you think needs to be changed?
> > > >
> > > > The one thing I do see we lack is the __initconst keyword.
> > >
> > > As a minimum there is the __initconst keyword and the fact that the
> > > .gen
> > > value is not assigned inside the GENX_FEATURES for any other
> > > platform. As
> > > for the PLATFORM, we can do that now or wait until we need it, I
> > > guess it
> > > doesn't matter.
> >
> > On the current code only gen9_lp add the .gen inside the feature
> > blocks,
> > core platform adds on the platform definition.
> > I can't remember if this was intentional to make inheritance clear on
> > platforms that reuse display from one gen and core from another or it
> > was
> > just a mistake.
>
> Yeah, there's some confusion on gen 8/9.
>
> >
> > Anyways, for this patch here with __initconst I believe it follows
> > the
> > current standard so:
> >
> >
> > Reviewed-by: Rodrigo Vivi <rodrigo.vivi at intel.com>
>
> So, since you're the maintainer and I assume you're leading by example,
> can I start giving R-B tags to my own patches too? :)
hahaha I didn't remember and I didn't noticed it! :)
the important part is that we have now 2 people agreeing with this patch
>
> Anyway, I also think the next version I'm going to submit will be fine,
> so I suppose a r-b from me would count.
>
> If anybody disagrees the current plan is mergeable please say so.
>
> >
> >
> >
> > >
> > > >
> > > > > > /*
> > > > > > * 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 d28592e43512..a2c16140169f 100644
> > > > > > --- a/drivers/gpu/drm/i915/intel_device_info.c
> > > > > > +++ b/drivers/gpu/drm/i915/intel_device_info.c
> > > > > > @@ -56,6 +56,7 @@ static const char * const platform_names[]
> > > > > > = {
> > > > > > PLATFORM_NAME(GEMINILAKE),
> > > > > > PLATFORM_NAME(COFFEELAKE),
> > > > > > PLATFORM_NAME(CANNONLAKE),
> > > > > > + PLATFORM_NAME(ICELAKE),
> > > > > > };
> > > > > > #undef PLATFORM_NAME
> > > > > > diff --git a/drivers/gpu/drm/i915/intel_device_info.h
> > > > > > b/drivers/gpu/drm/i915/intel_device_info.h
> > > > > > index 49cb27bd04c1..9542018d11d0 100644
> > > > > > --- a/drivers/gpu/drm/i915/intel_device_info.h
> > > > > > +++ b/drivers/gpu/drm/i915/intel_device_info.h
> > > > > > @@ -69,6 +69,8 @@ enum intel_platform {
> > > > > > INTEL_COFFEELAKE,
> > > > > > /* gen10 */
> > > > > > INTEL_CANNONLAKE,
> > > > > > + /* gen11 */
> > > > > > + INTEL_ICELAKE,
> > > > > > INTEL_MAX_PLATFORMS
> > > > > > };
> >
> > _______________________________________________
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> > Intel-gfx at lists.freedesktop.org
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