From: "Winkler, Tomas" <tomas.winkler@intel.com> To: "De Marchi, Lucas" <lucas.demarchi@intel.com> Cc: Vignesh Raghavendra <vigneshr@ti.com>, Miquel Raynal <miquel.raynal@bootlin.com>, Richard Weinberger <richard@nod.at>, "intel-gfx@lists.freedesktop.org" <intel-gfx@lists.freedesktop.org>, Joonas Lahtinen <joonas.lahtinen@linux.intel.com>, "Usyskin, Alexander" <alexander.usyskin@intel.com>, Jani Nikula <jani.nikula@linux.intel.com>, "linux-mtd@lists.infradead.org" <linux-mtd@lists.infradead.org>, "Vivi, Rodrigo" <rodrigo.vivi@intel.com>, "Lubart, Vitaly" <vitaly.lubart@intel.com> Subject: RE: [Intel-gfx] [RFC PATCH 3/9] drm/i915/spi: add driver for on-die spi device Date: Thu, 18 Feb 2021 10:50:34 +0000 [thread overview] Message-ID: <b21d2b43a98f4947b062fe31bd350566@intel.com> (raw) In-Reply-To: <20210218094916.brm7j62if573xu5c@ldmartin-desk1> > > On Wed, Feb 17, 2021 at 08:58:12PM +0000, Winkler, Tomas wrote: > >> > >> On Tue, 16 Feb 2021, Tomas Winkler <tomas.winkler@intel.com> wrote: > >> > Add the platform driver for i915 on-die spi device, exposed via mfd > >> > framework. > >> > > >> > Cc: Rodrigo Vivi <rodrigo.vivi@intel.com> > >> > Cc: Lucas De Marchi <lucas.demarchi@intel.com> > >> > Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> > >> > --- > >> > drivers/gpu/drm/i915/Kconfig | 2 + > >> > drivers/gpu/drm/i915/Makefile | 3 + > >> > drivers/gpu/drm/i915/spi/intel_spi_drv.c | 116 > >> > +++++++++++++++++++++++ > >> > 3 files changed, 121 insertions(+) create mode 100644 > >> > drivers/gpu/drm/i915/spi/intel_spi_drv.c > >> > > >> > diff --git a/drivers/gpu/drm/i915/Kconfig > >> > b/drivers/gpu/drm/i915/Kconfig index abcaa8da45ac..13c870e5878e > >> > 100644 > >> > --- a/drivers/gpu/drm/i915/Kconfig > >> > +++ b/drivers/gpu/drm/i915/Kconfig > >> > @@ -27,6 +27,8 @@ config DRM_I915 > >> > select CEC_CORE if CEC_NOTIFIER > >> > select VMAP_PFN > >> > select MFD_CORE > >> > + select MTD > >> > >> Selecting MTD does not seem to be a popular thing to do, which is > >> usually a clue it's probably the wrong thing to do. > >Depends, if it is not selected you'll end with wrongly configured system. > > no. I believe the idea is that having a CONFIG_I915_SPI, you could do > > depends on MTD > > like the other drivers doing similar thing: > > git grep MTD -- ':(exclude)drivers/mtd' ':(exclude)arch/' '*Kconfig' MTD is usually used on embedded systems rather than on general distros, i915_spi and actually a bit redefines its usage so w/o forceful select, it won't be enabled. > > Lucas De Marchi ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/
WARNING: multiple messages have this Message-ID (diff)
From: "Winkler, Tomas" <tomas.winkler@intel.com> To: "De Marchi, Lucas" <lucas.demarchi@intel.com> Cc: Vignesh Raghavendra <vigneshr@ti.com>, Miquel Raynal <miquel.raynal@bootlin.com>, Richard Weinberger <richard@nod.at>, "intel-gfx@lists.freedesktop.org" <intel-gfx@lists.freedesktop.org>, "Usyskin, Alexander" <alexander.usyskin@intel.com>, "linux-mtd@lists.infradead.org" <linux-mtd@lists.infradead.org>, "Lubart, Vitaly" <vitaly.lubart@intel.com> Subject: Re: [Intel-gfx] [RFC PATCH 3/9] drm/i915/spi: add driver for on-die spi device Date: Thu, 18 Feb 2021 10:50:34 +0000 [thread overview] Message-ID: <b21d2b43a98f4947b062fe31bd350566@intel.com> (raw) In-Reply-To: <20210218094916.brm7j62if573xu5c@ldmartin-desk1> > > On Wed, Feb 17, 2021 at 08:58:12PM +0000, Winkler, Tomas wrote: > >> > >> On Tue, 16 Feb 2021, Tomas Winkler <tomas.winkler@intel.com> wrote: > >> > Add the platform driver for i915 on-die spi device, exposed via mfd > >> > framework. > >> > > >> > Cc: Rodrigo Vivi <rodrigo.vivi@intel.com> > >> > Cc: Lucas De Marchi <lucas.demarchi@intel.com> > >> > Signed-off-by: Tomas Winkler <tomas.winkler@intel.com> > >> > --- > >> > drivers/gpu/drm/i915/Kconfig | 2 + > >> > drivers/gpu/drm/i915/Makefile | 3 + > >> > drivers/gpu/drm/i915/spi/intel_spi_drv.c | 116 > >> > +++++++++++++++++++++++ > >> > 3 files changed, 121 insertions(+) create mode 100644 > >> > drivers/gpu/drm/i915/spi/intel_spi_drv.c > >> > > >> > diff --git a/drivers/gpu/drm/i915/Kconfig > >> > b/drivers/gpu/drm/i915/Kconfig index abcaa8da45ac..13c870e5878e > >> > 100644 > >> > --- a/drivers/gpu/drm/i915/Kconfig > >> > +++ b/drivers/gpu/drm/i915/Kconfig > >> > @@ -27,6 +27,8 @@ config DRM_I915 > >> > select CEC_CORE if CEC_NOTIFIER > >> > select VMAP_PFN > >> > select MFD_CORE > >> > + select MTD > >> > >> Selecting MTD does not seem to be a popular thing to do, which is > >> usually a clue it's probably the wrong thing to do. > >Depends, if it is not selected you'll end with wrongly configured system. > > no. I believe the idea is that having a CONFIG_I915_SPI, you could do > > depends on MTD > > like the other drivers doing similar thing: > > git grep MTD -- ':(exclude)drivers/mtd' ':(exclude)arch/' '*Kconfig' MTD is usually used on embedded systems rather than on general distros, i915_spi and actually a bit redefines its usage so w/o forceful select, it won't be enabled. > > Lucas De Marchi _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx
next prev parent reply other threads:[~2021-02-18 10:52 UTC|newest] Thread overview: 78+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-02-16 18:19 [RFC PATCH 0/9] drm/i915/spi: discrete graphics internal spi Tomas Winkler 2021-02-16 18:19 ` [Intel-gfx] " Tomas Winkler 2021-02-16 18:19 ` [RFC PATCH 1/9] drm/i915/spi: add spi device for discrete graphics Tomas Winkler 2021-02-16 18:19 ` [Intel-gfx] " Tomas Winkler 2021-02-17 10:42 ` Jani Nikula 2021-02-17 10:42 ` [Intel-gfx] " Jani Nikula 2021-02-17 17:14 ` Lucas De Marchi 2021-02-17 17:14 ` [Intel-gfx] " Lucas De Marchi 2021-02-17 19:02 ` Winkler, Tomas 2021-02-17 19:02 ` [Intel-gfx] " Winkler, Tomas 2021-02-16 18:19 ` [RFC PATCH 2/9] drm/i915/spi: intel_spi_region map Tomas Winkler 2021-02-16 18:19 ` [Intel-gfx] " Tomas Winkler 2021-02-17 10:46 ` Jani Nikula 2021-02-17 10:46 ` [Intel-gfx] " Jani Nikula 2021-02-17 20:45 ` Winkler, Tomas 2021-02-17 20:45 ` [Intel-gfx] " Winkler, Tomas 2021-02-22 10:17 ` Jani Nikula 2021-02-22 10:17 ` [Intel-gfx] " Jani Nikula 2021-02-22 11:30 ` Winkler, Tomas 2021-02-22 11:30 ` [Intel-gfx] " Winkler, Tomas 2021-02-16 18:19 ` [RFC PATCH 3/9] drm/i915/spi: add driver for on-die spi device Tomas Winkler 2021-02-16 18:19 ` [Intel-gfx] " Tomas Winkler 2021-02-17 10:56 ` Jani Nikula 2021-02-17 10:56 ` [Intel-gfx] " Jani Nikula 2021-02-17 20:58 ` Winkler, Tomas 2021-02-17 20:58 ` [Intel-gfx] " Winkler, Tomas 2021-02-18 9:49 ` Lucas De Marchi 2021-02-18 9:49 ` Lucas De Marchi 2021-02-18 10:50 ` Winkler, Tomas [this message] 2021-02-18 10:50 ` Winkler, Tomas 2021-02-19 6:06 ` Winkler, Tomas 2021-02-19 6:06 ` Winkler, Tomas 2021-02-19 22:59 ` Lucas De Marchi 2021-02-19 22:59 ` Lucas De Marchi 2021-02-20 17:56 ` Winkler, Tomas 2021-02-20 17:56 ` Winkler, Tomas 2021-02-16 18:19 ` [RFC PATCH 4/9] drm/i915/spi: implement region enumeration Tomas Winkler 2021-02-16 18:19 ` [Intel-gfx] " Tomas Winkler 2021-02-16 18:19 ` [RFC PATCH 5/9] drm/i915/spi: implement spi access functions Tomas Winkler 2021-02-16 18:19 ` [Intel-gfx] " Tomas Winkler 2021-02-16 18:19 ` [RFC PATCH 6/9] drm/i915/spi: spi register with mtd Tomas Winkler 2021-02-16 18:19 ` [Intel-gfx] " Tomas Winkler 2021-02-16 18:19 ` [RFC PATCH 7/9] drm/i915/spi: mtd: implement access handlers Tomas Winkler 2021-02-16 18:19 ` [Intel-gfx] " Tomas Winkler 2021-02-16 18:19 ` [RFC PATCH 8/9] drm/i915/spi: serialize spi access Tomas Winkler 2021-02-16 18:19 ` [Intel-gfx] " Tomas Winkler 2021-02-16 18:19 ` [RFC PATCH 9/9] mtd: use refcount to prevent corruption Tomas Winkler 2021-02-16 18:19 ` [Intel-gfx] " Tomas Winkler 2021-02-16 18:45 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for drm/i915/spi: discrete graphics internal spi Patchwork 2021-02-16 18:47 ` [Intel-gfx] ✗ Fi.CI.SPARSE: " Patchwork 2021-02-16 19:14 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork 2021-02-16 20:35 ` [Intel-gfx] ✗ Fi.CI.IGT: failure " Patchwork 2021-02-16 23:01 ` [RFC PATCH 0/9] " Richard Weinberger 2021-02-16 23:01 ` [Intel-gfx] " Richard Weinberger 2021-02-17 8:34 ` Winkler, Tomas 2021-02-17 8:34 ` [Intel-gfx] " Winkler, Tomas 2021-02-21 7:10 ` Winkler, Tomas 2021-02-21 7:10 ` [Intel-gfx] " Winkler, Tomas 2021-02-22 22:38 ` Richard Weinberger 2021-02-22 22:38 ` [Intel-gfx] " Richard Weinberger 2021-02-23 6:31 ` Winkler, Tomas 2021-02-23 6:31 ` [Intel-gfx] " Winkler, Tomas 2021-02-28 6:52 ` Winkler, Tomas 2021-02-28 6:52 ` [Intel-gfx] " Winkler, Tomas 2021-02-17 10:36 ` Jani Nikula 2021-02-17 10:36 ` [Intel-gfx] " Jani Nikula 2021-02-17 12:50 ` Winkler, Tomas 2021-02-17 12:50 ` [Intel-gfx] " Winkler, Tomas 2021-02-17 13:35 ` Jani Nikula 2021-02-17 13:35 ` [Intel-gfx] " Jani Nikula 2021-02-17 18:33 ` Rodrigo Vivi 2021-02-17 18:33 ` Rodrigo Vivi 2021-02-17 11:02 ` Jani Nikula 2021-02-17 11:02 ` [Intel-gfx] " Jani Nikula 2021-02-17 13:56 ` Winkler, Tomas 2021-02-17 13:56 ` [Intel-gfx] " Winkler, Tomas 2021-03-01 12:33 ` Jani Nikula 2021-03-01 12:33 ` [Intel-gfx] " Jani Nikula
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