On Tue, 30 Nov 2010 13:58:58 -0600 David Sin wrote: > From: Lajos Molnar <molnar@xxxxxx> > > This patch contains the TILER driver and implementation of the TILER > block manipulation and mapping functions. > > It also contains the makefile and config file for the TILER driver. > > Signed-off-by: Lajos Molnar <molnar@xxxxxx> > Signed-off-by: David Sin <davidsin@xxxxxx> > --- > arch/arm/mach-omap2/Makefile | 1 + > drivers/misc/tiler/Kconfig | 72 +++++++ > drivers/misc/tiler/Makefile | 7 + > drivers/misc/tiler/tiler-iface.c | 66 ++++++ > drivers/misc/tiler/tiler-main.c | 405 ++++++++++++++++++++++++++++++++++++++ > 5 files changed, 551 insertions(+), 0 deletions(-) > create mode 100644 drivers/misc/tiler/Kconfig > create mode 100644 drivers/misc/tiler/Makefile > create mode 100644 drivers/misc/tiler/tiler-iface.c > create mode 100644 drivers/misc/tiler/tiler-main.c > diff --git a/drivers/misc/tiler/Kconfig b/drivers/misc/tiler/Kconfig > new file mode 100644 > index 0000000..9b8bfed > --- /dev/null > +++ b/drivers/misc/tiler/Kconfig > @@ -0,0 +1,72 @@ > +config HAVE_TI_DMM > + bool > + default y > + depends on ARCH_OMAP4 > + > +menuconfig TI_DMM > + tristate "TI DMM support" > + default y > + depends on HAVE_TI_DMM > + help > + DMM driver for TI chips. > + > +menuconfig TI_TILER > + tristate "TI TILER support" > + default y > + depends on TI_DMM > + help > + TILER driver for TI chips. The TI TILER device > + enables video rotation on certain TI chips such as OMAP4 or > + TI816x. Video rotation will be limited without TILER support. > + > +config TILER_GRANULARITY > + int "Allocation granularity (2^n)" Having (2^n) in the prompt makes me think that the value set here is "n", but that's not the case. I suggest removing (2^n) here... > + range 1 4096 > + default 128 > + depends on TI_TILER > + help > + This option sets the default TILER allocation granularity. It can > + be overriden by the tiler.grain boot argument. > + > + The allocation granularity is the smallest TILER block size (in > + bytes) managed distinctly by the TILER driver. TILER blocks of any > + size are managed in chunks of at least this size. > + > + Must be a 2^n in the range of 1 to 4096; however, the TILER driver and changing 2^n here to just say: Must be a power of 2 in the range of 1 to 4096; however, ... and then same 2 comments again repeated below. > + may use a larger supported granularity. > + > + Supported values are: 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, > + 2048, 4096. > + > +config TILER_ALIGNMENT > + int "Allocation alignment (2^n)" > + range 1 4096 > + default 4096 > + depends on TI_TILER > + help > + This option sets the default TILER allocation alignment. It can > + be overriden by the tiler.align boot argument. > + > + Must be a 2^n in the range of 1 to 4096; however, it is naturally > + aligned to the TILER granularity. > + > + Supported values are: 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, > + 2048, 4096. --- ~Randy *** Remember to use Documentation/SubmitChecklist when testing your code *** -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
