On Mon, 2016-06-27 at 19:32 +0300, Vivi, Rodrigo wrote:
> On Mon, 2016-06-27 at 14:20 +0300, Imre Deak wrote:
> > Adding Christophe, he was supposed to make the release after
> > validation.
>
> Apparently we are almost ready to release and one latest round of
> final
> validation was pending.
>
> Christophe, any news on this front?
>
> > I don't think it prevents merging this patch though, the
> > result is failure to load the firmware in either case.
>
> I was going to say that I agree, but I believe Patrik might be right.
> Without this patch we load the 1.06 while with this patch we start
> loading only the 1.07 that is not available.
> Although 1.06 might have issues the failures would be different. So
> or
> we blacklist 1.06 with a separated patch and then merge this one or
> we
> release the 1.07 before.
1.06 is already blacklisted, it has known problems.
--Imre
> > On ma, 2016-06-27 at 12:57 +0200, Patrik Jakobsson wrote:
> > >
> > > On Wed, Jun 15, 2016 at 12:11:55AM +0000, Vivi, Rodrigo wrote:
> > > >
> > > > On Mon, 2016-05-23 at 10:57 +0200, Patrik Jakobsson wrote:
> > > > >
> > > > > On Wed, May 18, 2016 at 01:24:12PM +0300, Mika Kuoppala
> > > > > wrote:
> > > > > >
> > > > > > Patrik Jakobsson <patrik.jakobsson@xxxxxxxxxxxxxxx> writes:
> > > > > >
> > > > > > >
> > > > > > > [ text/plain ]
> > > > > > > Load specific firmware versions for the DMC instead of
> > > > > > > using
> > > > > > > symbolic
> > > > > > > links. The currently recommended versions are: SKL 1.26,
> > > > > > > KBL 1.01
> > > > > > > and
> > > > > > > BXT 1.07.
> > > > > > >
> > > > > > > Certain DMC versions need workarounds in the driver which
> > > > > > > forces
> > > > > > > us to
> > > > > > > have a tight dependency between firmware and driver. In
> > > > > > > order to
> > > > > > > be able
> > > > > > > to provide a tested and known working configuration we
> > > > > > > must
> > > > > > > lock
> > > > > > > down on
> > > > > > > a specific DMC firmware version.
> > > > > > >
> > > > > > > Cc: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
> > > > > > > Cc: Imre Deak <imre.deak@xxxxxxxxx>
> > > > > > > Cc: Mika Kuoppala <mika.kuoppala@xxxxxxxxxxxxxxx>
> > > > > > > Signed-off-by: Patrik Jakobsson
> > > > > > > >
> > > > > > > >
> > > > > > Reviewed-by: Mika Kuoppala <mika.kuoppala@xxxxxxxxx>
> > > > > >
> > > > > > We need ack from Rodrigo and/or whomever is handling
> > > > > > the fw releasing side.
> > > > > >
> > > > > > -Mika
> > > > > >
> > > > > As discussed on IRC, Rodrigo is currently away but since he
> > > > > requested
> > > > > this
> > > > > feature we indirectly have his ACK.
> > > > indeed! ;)
> > > I assume we need BXT 1.07 released on 01.org before merging this.
> > > Any status on
> > > that?
> >
> >
> > >
> > >
> > > -Patrik
> > >
> > > >
> > > >
> > > >
> > > > Acked-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
> > > >
> > > > >
> > > > > -Patrik
> > > > >
> > > > > >
> > > > > > >
> > > > > > > ---
> > > > > > > drivers/gpu/drm/i915/intel_csr.c | 29 ++++++++++++++----
> > > > > > > --------
> > > > > > > ---
> > > > > > > 1 file changed, 14 insertions(+), 15 deletions(-)
> > > > > > >
> > > > > > > diff --git a/drivers/gpu/drm/i915/intel_csr.c
> > > > > > > b/drivers/gpu/drm/i915/intel_csr.c
> > > > > > > index 2b3b428..ea047cd 100644
> > > > > > > --- a/drivers/gpu/drm/i915/intel_csr.c
> > > > > > > +++ b/drivers/gpu/drm/i915/intel_csr.c
> > > > > > > @@ -41,15 +41,15 @@
> > > > > > > * be moved to FW_FAILED.
> > > > > > > */
> > > > > > >
> > > > > > > -#define I915_CSR_KBL "i915/kbl_dmc_ver1.bin"
> > > > > > > +#define I915_CSR_KBL "i915/kbl_dmc_ver1_01.bin"
> > > > > > > MODULE_FIRMWARE(I915_CSR_KBL);
> > > > > > > #define KBL_CSR_VERSION_REQUIRED CSR_VERSION(1,
> > > > > > > 1)
> > > > > > >
> > > > > > > -#define I915_CSR_SKL "i915/skl_dmc_ver1.bin"
> > > > > > > +#define I915_CSR_SKL "i915/skl_dmc_ver1_26.bin"
> > > > > > > MODULE_FIRMWARE(I915_CSR_SKL);
> > > > > > > -#define SKL_CSR_VERSION_REQUIRED CSR_VERSION(1,
> > > > > > > 23)
> > > > > > > +#define SKL_CSR_VERSION_REQUIRED CSR_VERSION(1,
> > > > > > > 26)
> > > > > > >
> > > > > > > -#define I915_CSR_BXT "i915/bxt_dmc_ver1.bin"
> > > > > > > +#define I915_CSR_BXT "i915/bxt_dmc_ver1_07.bin"
> > > > > > > MODULE_FIRMWARE(I915_CSR_BXT);
> > > > > > > #define BXT_CSR_VERSION_REQUIRED CSR_VERSION(1,
> > > > > > > 7)
> > > > > > >
> > > > > > > @@ -286,7 +286,7 @@ static uint32_t *parse_csr_fw(struct
> > > > > > > drm_i915_private *dev_priv,
> > > > > > > uint32_t dmc_offset = CSR_DEFAULT_FW_OFFSET,
> > > > > > > readcount =
> > > > > > > 0, nbytes;
> > > > > > > uint32_t i;
> > > > > > > uint32_t *dmc_payload;
> > > > > > > - uint32_t required_min_version;
> > > > > > > + uint32_t required_version;
> > > > > > >
> > > > > > > if (!fw)
> > > > > > > return NULL;
> > > > > > > @@ -303,24 +303,23 @@ static uint32_t
> > > > > > > *parse_csr_fw(struct
> > > > > > > drm_i915_private *dev_priv,
> > > > > > > csr->version = css_header->version;
> > > > > > >
> > > > > > > if (IS_KABYLAKE(dev_priv)) {
> > > > > > > - required_min_version =
> > > > > > > KBL_CSR_VERSION_REQUIRED;
> > > > > > > + required_version =
> > > > > > > KBL_CSR_VERSION_REQUIRED;
> > > > > > > } else if (IS_SKYLAKE(dev_priv)) {
> > > > > > > - required_min_version =
> > > > > > > SKL_CSR_VERSION_REQUIRED;
> > > > > > > + required_version =
> > > > > > > SKL_CSR_VERSION_REQUIRED;
> > > > > > > } else if (IS_BROXTON(dev_priv)) {
> > > > > > > - required_min_version =
> > > > > > > BXT_CSR_VERSION_REQUIRED;
> > > > > > > + required_version =
> > > > > > > BXT_CSR_VERSION_REQUIRED;
> > > > > > > } else {
> > > > > > > MISSING_CASE(INTEL_REVID(dev_priv));
> > > > > > > - required_min_version = 0;
> > > > > > > + required_version = 0;
> > > > > > > }
> > > > > > >
> > > > > > > - if (csr->version < required_min_version) {
> > > > > > > - DRM_INFO("Refusing to load old DMC
> > > > > > > firmware
> > > > > > > v%u.%u,"
> > > > > > > - " please upgrade to v%u.%u or
> > > > > > > later"
> > > > > > > - " [" FIRMWARE_URL "].\n",
> > > > > > > + if (csr->version != required_version) {
> > > > > > > + DRM_INFO("Refusing to load DMC firmware
> > > > > > > v%u.%u,"
> > > > > > > + " please use v%u.%u ["
> > > > > > > FIRMWARE_URL
> > > > > > > "].\n",
> > > > > > > CSR_VERSION_MAJOR(csr-
> > > > > > > >version),
> > > > > > > CSR_VERSION_MINOR(csr-
> > > > > > > >version),
> > > > > > > - CSR_VERSION_MAJOR(required_min_
> > > > > > > ve
> > > > > > > rsion)
> > > > > > > ,
> > > > > > > - CSR_VERSION_MINOR(required_min_
> > > > > > > ve
> > > > > > > rsion)
> > > > > > > );
> > > > > > > + CSR_VERSION_MAJOR(required_vers
> > > > > > > io
> > > > > > > n),
> > > > > > > + CSR_VERSION_MINOR(required_vers
> > > > > > > io
> > > > > > > n));
> > > > > > > return NULL;
> > > > > > > }
> > > > > > >
> > > > > > > --
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