Em Seg, 2017-09-11 às 10:10 -0700, Rodrigo Vivi escreveu:
> On Mon, Sep 11, 2017 at 04:11:33PM +0000, Anuj Phogat wrote:
> > See Mesa commits: ebc5ccf and b2dae9f
>
> I believe we need to be in sync between multiple gfx stack
> components,
> but I don't believe we should remove ids.
>
> In the past we had cases where we noticed a product group using a
> listed
> id to do a product and we just noticed the id after a user reported
> at fd.o.
On the other hand, don't we have the risk that someone is going to see
that these IDs are unused for KBL and them repurpose them om some
future non-KBL product?
>
> For us in kernel the cycle until that id gets into a stable release
> propagated to OSVs distros can be a bit long.
>
> Also Xserver ids are nowadays in sync with Mesa ones and I believe
> some
> OSVs might take a while to upgrade the Xserver as well in case of a
> new
> found product with some "new" id.
>
> For this reason I was always in favor of adding all possible reserved
> ids from the
> beginning.
>
> And this approach worked well on BDW and SKL, where we've seeing
> later some
> reserved ids becoming real product and we didn't have to do any extra
> step.
>
> For this same reason I believe the right solution is to
> add those ids back to mesa instead of removing from kernel and
> libdrm.
>
> Thanks,
> Rodrigo.
>
> >
> > Cc: Matt Turner <mattst88@xxxxxxxxx>
> > Cc: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
> > Signed-off-by: Anuj Phogat <anuj.phogat@xxxxxxxxx>
> > ---
> > drivers/gpu/drm/i915/i915_pci.c | 1 -
> > include/drm/i915_pciids.h | 15 ++-------------
> > 2 files changed, 2 insertions(+), 14 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/i915/i915_pci.c
> > b/drivers/gpu/drm/i915/i915_pci.c
> > index 129877b..ecf6d4c 100644
> > --- a/drivers/gpu/drm/i915/i915_pci.c
> > +++ b/drivers/gpu/drm/i915/i915_pci.c
> > @@ -613,7 +613,6 @@ static const struct pci_device_id pciidlist[] =
> > {
> > INTEL_KBL_GT1_IDS(&intel_kabylake_gt1_info),
> > INTEL_KBL_GT2_IDS(&intel_kabylake_gt2_info),
> > INTEL_KBL_GT3_IDS(&intel_kabylake_gt3_info),
> > - INTEL_KBL_GT4_IDS(&intel_kabylake_gt3_info),
> > INTEL_CFL_S_GT1_IDS(&intel_coffeelake_gt1_info),
> > INTEL_CFL_S_GT2_IDS(&intel_coffeelake_gt2_info),
> > INTEL_CFL_H_GT2_IDS(&intel_coffeelake_gt2_info),
> > diff --git a/include/drm/i915_pciids.h b/include/drm/i915_pciids.h
> > index 1257e15..a1bf90e 100644
> > --- a/include/drm/i915_pciids.h
> > +++ b/include/drm/i915_pciids.h
> > @@ -337,15 +337,10 @@
> > INTEL_VGA_DEVICE(0x3185, info)
> >
> > #define INTEL_KBL_GT1_IDS(info) \
> > - INTEL_VGA_DEVICE(0x5913, info), /* ULT GT1.5 */ \
> > - INTEL_VGA_DEVICE(0x5915, info), /* ULX GT1.5 */ \
> > INTEL_VGA_DEVICE(0x5917, info), /* DT GT1.5 */ \
> > INTEL_VGA_DEVICE(0x5906, info), /* ULT GT1 */ \
> > - INTEL_VGA_DEVICE(0x590E, info), /* ULX GT1 */ \
> > INTEL_VGA_DEVICE(0x5902, info), /* DT GT1 */ \
> > - INTEL_VGA_DEVICE(0x5908, info), /* Halo GT1 */ \
> > - INTEL_VGA_DEVICE(0x590B, info), /* Halo GT1 */ \
> > - INTEL_VGA_DEVICE(0x590A, info) /* SRV GT1 */
> > + INTEL_VGA_DEVICE(0x590B, info) /* Halo GT1 */
> >
> > #define INTEL_KBL_GT2_IDS(info) \
> > INTEL_VGA_DEVICE(0x5916, info), /* ULT GT2 */ \
> > @@ -353,22 +348,16 @@
> > INTEL_VGA_DEVICE(0x591E, info), /* ULX GT2 */ \
> > INTEL_VGA_DEVICE(0x5912, info), /* DT GT2 */ \
> > INTEL_VGA_DEVICE(0x591B, info), /* Halo GT2 */ \
> > - INTEL_VGA_DEVICE(0x591A, info), /* SRV GT2 */ \
> > INTEL_VGA_DEVICE(0x591D, info) /* WKS GT2 */
> >
> > #define INTEL_KBL_GT3_IDS(info) \
> > - INTEL_VGA_DEVICE(0x5923, info), /* ULT GT3 */ \
> > INTEL_VGA_DEVICE(0x5926, info), /* ULT GT3 */ \
> > INTEL_VGA_DEVICE(0x5927, info) /* ULT GT3 */
> >
> > -#define INTEL_KBL_GT4_IDS(info) \
> > - INTEL_VGA_DEVICE(0x593B, info) /* Halo GT4 */
> > -
> > #define INTEL_KBL_IDS(info) \
> > INTEL_KBL_GT1_IDS(info), \
> > INTEL_KBL_GT2_IDS(info), \
> > - INTEL_KBL_GT3_IDS(info), \
> > - INTEL_KBL_GT4_IDS(info)
> > + INTEL_KBL_GT3_IDS(info)
> >
> > /* CFL S */
> > #define INTEL_CFL_S_GT1_IDS(info) \
> > --
> > 2.9.4
> >
> > _______________________________________________
> > Intel-gfx mailing list
> > Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> > https://lists.freedesktop.org/mailman/listinfo/intel-gfx
>
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