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Message-Id: <1277386807-19595-1-git-send-email-ohad@wizery.com> Date: Thu, 24 Jun 2010 16:40:07 +0300 From: Ohad Ben-Cohen <ohad@...ery.com> To: Greg KH <greg@...ah.com> Cc: <linux-kernel@...r.kernel.org>, <linux-omap@...r.kernel.org>, Hebbar Shivananda <x0hebbar@...com>, Ramos Falcon Ernesto <ernesto@...com>, Anna Suman <s-anna@...com>, Kanigeri Hari <h-kanigeri2@...com>, Felipe Contreras <felipe.contreras@...il.com>, Felipe Balbi <felipe.balbi@...ia.com>, Hiroshi DOYU <Hiroshi.DOYU@...ia.com>, Gupta Ramesh <grgupta@...com>, Guzman Lugo Fernando <fernando.lugo@...com>, Tony Lindgren <tony@...mide.com>, Ameya Palande <ameya.palande@...ia.com>, Gomez Castellanos Ivan <ivan.gomez@...com>, Andy Shevchenko <ext-andriy.shevchenko@...ia.com>, Armando Uribe De Leon <x0095078@...com>, Deepak Chitriki <deepak.chitriki@...com>, Menon Nishanth <nm@...com>, Phil Carmody <ext-phil.2.carmody@...ia.com>, Pitney Gilbert <gpitney@...com>, Bhavin Shah <bshah@...com>, Omar Ramirez Luna <omar.ramirez@...com>, Ohad Ben-Cohen <ohad@...ery.com> Subject: [PATCH 11/11] staging: ti dspbridge: enable driver building From: Omar Ramirez Luna <omar.ramirez@...com> Add Kconfig + Makefile for TI's DSP Bridge driver and expose it to the staging menu. For now, have tidspbridge depend on ARCH_OMAP3. That dependency should be relaxed as soon as required cleanups are applied. Signed-off-by: Omar Ramirez Luna <omar.ramirez@...com> Signed-off-by: Kanigeri, Hari <h-kanigeri2@...com> Signed-off-by: Ameya Palande <ameya.palande@...ia.com> Signed-off-by: Guzman Lugo, Fernando <fernando.lugo@...com> Signed-off-by: Hebbar, Shivananda <x0hebbar@...com> Signed-off-by: Ramos Falcon, Ernesto <ernesto@...com> Signed-off-by: Felipe Contreras <felipe.contreras@...il.com> Signed-off-by: Anna, Suman <s-anna@...com> Signed-off-by: Gupta, Ramesh <grgupta@...com> Signed-off-by: Gomez Castellanos, Ivan <ivan.gomez@...com> Signed-off-by: Andy Shevchenko <ext-andriy.shevchenko@...ia.com> Signed-off-by: Armando Uribe De Leon <x0095078@...com> Signed-off-by: Deepak Chitriki <deepak.chitriki@...com> Signed-off-by: Menon, Nishanth <nm@...com> Signed-off-by: Phil Carmody <ext-phil.2.carmody@...ia.com> Signed-off-by: Ohad Ben-Cohen <ohad@...ery.com> --- drivers/staging/Kconfig | 2 + drivers/staging/Makefile | 1 + drivers/staging/tidspbridge/Kconfig | 88 ++++++++++++++++++++++++++++++++++ drivers/staging/tidspbridge/Makefile | 34 +++++++++++++ 4 files changed, 125 insertions(+), 0 deletions(-) create mode 100644 drivers/staging/tidspbridge/Kconfig create mode 100644 drivers/staging/tidspbridge/Makefile diff --git a/drivers/staging/Kconfig b/drivers/staging/Kconfig index cdd3ea3..ce1dfa8 100644 --- a/drivers/staging/Kconfig +++ b/drivers/staging/Kconfig @@ -151,5 +151,7 @@ source "drivers/staging/msm/Kconfig" source "drivers/staging/easycap/Kconfig" +source "drivers/staging/tidspbridge/Kconfig" + endif # !STAGING_EXCLUDE_BUILD endif # STAGING diff --git a/drivers/staging/Makefile b/drivers/staging/Makefile index beceaff..7849818 100644 --- a/drivers/staging/Makefile +++ b/drivers/staging/Makefile @@ -56,3 +56,4 @@ obj-$(CONFIG_FB_XGI) += xgifb/ obj-$(CONFIG_TOUCHSCREEN_MRSTOUCH) += mrst-touchscreen/ obj-$(CONFIG_MSM_STAGING) += msm/ obj-$(CONFIG_EASYCAP) += easycap/ +obj-$(CONFIG_TIDSPBRIDGE) += tidspbridge/ diff --git a/drivers/staging/tidspbridge/Kconfig b/drivers/staging/tidspbridge/Kconfig new file mode 100644 index 0000000..45372cd --- /dev/null +++ b/drivers/staging/tidspbridge/Kconfig @@ -0,0 +1,88 @@ +# +# DSP Bridge Driver Support +# + +menuconfig TIDSPBRIDGE + tristate "DSP Bridge driver" + depends on ARCH_OMAP3 + select OMAP_MBOX_FWK + help + DSP/BIOS Bridge is designed for platforms that contain a GPP and + one or more attached DSPs. The GPP is considered the master or + "host" processor, and the attached DSPs are processing resources + that can be utilized by applications and drivers running on the GPP. + + This driver depends on OMAP Mailbox (OMAP_MBOX_FWK). + +config BRIDGE_DVFS + bool "Enable Bridge Dynamic Voltage and Frequency Scaling (DVFS)" + depends on TIDSPBRIDGE && OMAP_PM_SRF && CPU_FREQ + default n + help + DVFS allows DSP Bridge to initiate the operating point change to + scale the chip voltage and frequency in order to match the + performance and power consumption to the current processing + requirements. + +config BRIDGE_MEMPOOL_SIZE + hex "Physical memory pool size (Byte)" + depends on TIDSPBRIDGE + default 0x600000 + help + Allocate specified size of memory at booting time to avoid allocation + failure under heavy memory fragmentation after some use time. + +config BRIDGE_DEBUG + bool "DSP Bridge Debug Support" + depends on TIDSPBRIDGE + help + Say Y to enable Bridge debugging capabilities + +config BRIDGE_RECOVERY + bool "DSP Recovery Support" + depends on TIDSPBRIDGE + help + In case of DSP fatal error, BRIDGE driver will try to + recover itself. + +config BRIDGE_CACHE_LINE_CHECK + bool "Check buffers to be 128 byte aligned" + depends on TIDSPBRIDGE + default n + help + When the DSP processes data, the DSP cache controller loads 128-Byte + chunks (lines) from SDRAM and writes the data back in 128-Byte chunks. + If a DMM buffer does not start and end on a 128-Byte boundary, the data + preceding the start address (SA) from the 128-Byte boundary to the SA + and the data at addresses trailing the end address (EA) from the EA to + the next 128-Byte boundary will be loaded and written back as well. + This can lead to heap corruption. Say Y, to enforce the check for 128 + byte alignment, buffers failing this check will be rejected. + +config BRIDGE_WDT3 + bool "Enable WDT3 interruptions" + depends on TIDSPBRIDGE + default n + help + WTD3 is managed by DSP and once it is enabled, DSP side bridge is in + charge of refreshing the timer before overflow, if the DSP hangs MPU + will caught the interrupt and try to recover DSP. + +config WDT_TIMEOUT + int "DSP watchdog timer timeout (in secs)" + depends on BRIDGE_WDT3 + default 5 + help + Watchdog timer timeout value, after that time if the watchdog timer + counter is not reset the wdt overflow interrupt will be triggered + +comment "Bridge Notifications" + depends on TIDSPBRIDGE + +config BRIDGE_NTFY_PWRERR + bool "Notify DSP Power Error" + depends on TIDSPBRIDGE + help + Enable notifications to registered clients on the event of power errror + trying to suspend bridge driver. Say Y, to signal this event as a fatal + error, this will require a bridge restart to recover. diff --git a/drivers/staging/tidspbridge/Makefile b/drivers/staging/tidspbridge/Makefile new file mode 100644 index 0000000..6082ef0 --- /dev/null +++ b/drivers/staging/tidspbridge/Makefile @@ -0,0 +1,34 @@ +obj-$(CONFIG_TIDSPBRIDGE) += bridgedriver.o + +libgen = gen/gb.o gen/gs.o gen/gh.o gen/uuidutil.o +libservices = services/sync.o services/cfg.o \ + services/ntfy.o services/services.o +libcore = core/chnl_sm.o core/msg_sm.o core/io_sm.o core/tiomap3430.o \ + core/tiomap3430_pwr.o core/tiomap_io.o \ + core/mmu_fault.o core/ue_deh.o core/wdt.o core/dsp-clock.o +libpmgr = pmgr/chnl.o pmgr/io.o pmgr/msg.o pmgr/cod.o pmgr/dev.o pmgr/dspapi.o \ + pmgr/dmm.o pmgr/cmm.o pmgr/dbll.o +librmgr = rmgr/dbdcd.o rmgr/disp.o rmgr/drv.o rmgr/mgr.o rmgr/node.o \ + rmgr/proc.o rmgr/pwr.o rmgr/rmm.o rmgr/strm.o rmgr/dspdrv.o \ + rmgr/nldr.o rmgr/drv_interface.o +libdload = dynload/cload.o dynload/getsection.o dynload/reloc.o \ + dynload/tramp.o +libhw = hw/hw_mmu.o + +bridgedriver-objs = $(libgen) $(libservices) $(libcore) $(libpmgr) $(librmgr) \ + $(libdload) $(libhw) + +#Machine dependent +ccflags-y += -D_TI_ -D_DB_TIOMAP -DTMS32060 \ + -DTICFG_PROC_VER -DTICFG_EVM_TYPE -DCHNL_SMCLASS \ + -DCHNL_MESSAGES -DUSE_LEVEL_1_MACROS + +ccflags-y += -Idrivers/staging/tidspbridge/include +ccflags-y += -Idrivers/staging/tidspbridge/services +ccflags-y += -Idrivers/staging/tidspbridge/core +ccflags-y += -Idrivers/staging/tidspbridge/pmgr +ccflags-y += -Idrivers/staging/tidspbridge/rmgr +ccflags-y += -Idrivers/staging/tidspbridge/dynload +ccflags-y += -Idrivers/staging/tidspbridge/hw +ccflags-y += -Iarch/arm + -- 1.7.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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