| if ARCH_TEGRA |
| |
| comment "NVIDIA Tegra Display Driver options" |
| |
| config TEGRA_GRHOST |
| tristate "Tegra graphics host driver" |
| help |
| Driver for the Tegra graphics host hardware. |
| |
| config TEGRA_GRHOST_VI |
| tristate "Tegra video input host1x client driver" |
| default y if TEGRA_GRHOST |
| help |
| Driver for the Tegra video input hardware. |
| To compile this driver as a module, choose M here: |
| the module will be called nvhost-vi. |
| |
| config TEGRA_GRHOST_USE_NVMAP |
| bool "Use nvmap as graphics memory manager" |
| default y if TEGRA_NVMAP |
| help |
| Use nvmap as the graphics memory manager. |
| |
| config TEGRA_GRHOST_USE_DMABUF |
| bool "Support dmabuf buffers" |
| default y |
| select DMA_SHARED_BUFFER |
| help |
| Support dmabuf buffers. |
| |
| config TEGRA_GRHOST_DEFAULT_TIMEOUT |
| depends on TEGRA_GRHOST |
| int "Default timeout for submits" |
| default 10000 |
| help |
| Default timeout for jobs in milliseconds. Set to zero for no timeout. |
| |
| config TEGRA_GRHOST_SYNC |
| depends on TEGRA_GRHOST |
| bool "Tegra host synchronization objects" |
| default y |
| select SYNC |
| help |
| Add tegra host backend for the cross driver synchronization framework. |
| Allows creating sync fence file descriptors from Tegra host syncpoints. |
| |
| config TEGRA_DC |
| tristate "Tegra Display Contoller" |
| depends on ARCH_TEGRA && TEGRA_GRHOST |
| select BACKLIGHT_CLASS_DEVICE |
| select FB_MODE_HELPERS |
| select I2C |
| help |
| Tegra display controller support. |
| |
| config TEGRA_DC_CMU |
| bool |
| default n if ARCH_TEGRA_2x_SOC || ARCH_TEGRA_3x_SOC |
| default y |
| |
| config TEGRA_DC_WIN_H |
| bool |
| default y if ARCH_TEGRA_14x_SOC |
| default n |
| |
| config TEGRA_MIPI_CAL |
| bool |
| default n if ARCH_TEGRA_2x_SOC || ARCH_TEGRA_3x_SOC |
| default y |
| |
| config TEGRA_DC_SCAN_COLUMN |
| bool |
| default y if ARCH_TEGRA_11x_SOC || ARCH_TEGRA_12x_SOC |
| default n |
| |
| config TEGRA_DC_BLENDER_GEN2 |
| bool |
| default n if ARCH_TEGRA_2x_SOC || ARCH_TEGRA_3x_SOC || ARCH_TEGRA_11x_SOC || ARCH_TEGRA_14x_SOC |
| default y |
| |
| config TEGRA_DC_BLENDER_DEPTH |
| bool |
| default y if ARCH_TEGRA_12x_SOC |
| default n |
| |
| config TEGRA_DC_BLOCK_LINEAR |
| bool |
| default y if ARCH_TEGRA_12x_SOC |
| default n |
| |
| config TEGRA_DC_INTERLACE |
| bool |
| default y if ARCH_TEGRA_12x_SOC |
| default n |
| |
| config TEGRA_DC_64BIT_SUPPORT |
| bool |
| default n |
| help |
| T12x LPAE support in dc driver |
| |
| config TEGRA_DC_LOW_LATENCY_CURSOR |
| bool |
| default y if ARCH_TEGRA_12x_SOC |
| default n |
| |
| config TEGRA_DC_CLOCK_GEN2 |
| bool |
| default y if ARCH_TEGRA_12x_SOC |
| default n |
| help |
| T12x redefined pll usages for pll_d and pll_d2. |
| |
| config TEGRA_SD_GEN2 |
| bool |
| default n if ARCH_TEGRA_2x_SOC || ARCH_TEGRA_3x_SOC |
| default y |
| |
| config TEGRA_DC_TEMPORAL_DITHER |
| bool |
| default n if ARCH_TEGRA_2x_SOC || ARCH_TEGRA_3x_SOC || ARCH_TEGRA_11x_SOC |
| default y |
| |
| config FB_TEGRA |
| tristate "Tegra Framebuffer driver" |
| depends on TEGRA_DC && FB = y |
| select FB_CFB_FILLRECT |
| select FB_CFB_COPYAREA |
| select FB_CFB_IMAGEBLIT |
| default FB |
| help |
| Framebuffer device support for the Tegra display controller. |
| |
| config TEGRA_DC_EXTENSIONS |
| bool "Tegra Display Controller Extensions" |
| depends on TEGRA_DC |
| default y |
| help |
| This exposes support for extended capabilities of the Tegra display |
| controller to userspace drivers. |
| |
| config TEGRA_NVMAP |
| bool "Tegra GPU memory management driver (nvmap)" |
| select ARM_DMA_USE_IOMMU if IOMMU_API |
| default y |
| help |
| Say Y here to include the memory management driver for the Tegra |
| GPU, multimedia and display subsystems |
| |
| config NVMAP_RECLAIM_UNPINNED_VM |
| bool "Virtualize IOVMM memory in nvmap" |
| depends on TEGRA_NVMAP && IOMMU_API |
| default y |
| help |
| Say Y here to enable nvmap to reclaim I/O virtual memory after |
| it has been unpinned, and re-use it for other handles. This can |
| allow a larger virtual I/O VM space than would normally be |
| supported by the hardware, at a slight cost in performance. |
| |
| config NVMAP_HIGHMEM_ONLY |
| bool "Use only HIGHMEM for nvmap" |
| depends on TEGRA_NVMAP && IOMMU_API && HIGHMEM |
| default n |
| help |
| Say Y here to restrict nvmap system memory allocations (both |
| physical system memory and IOVMM) to just HIGHMEM pages. |
| |
| config NVMAP_CARVEOUT_KILLER |
| bool "Reclaim nvmap carveout by killing processes" |
| depends on TEGRA_NVMAP |
| default n |
| help |
| Say Y here to allow the system to reclaim carveout space by killing |
| processes. This will kill the largest consumers of lowest priority |
| first. |
| |
| config NVMAP_PAGE_POOLS |
| bool "Use page pools to reduce allocation overhead" |
| depends on TEGRA_NVMAP |
| default y |
| help |
| say Y here to reduce the alloction overhead, which is significant |
| for uncached, writecombine and inner cacheable memories as it |
| involves changing page attributes during every allocation per page |
| and flushing cache. Alloc time is reduced by allcoating the pages |
| ahead and keeping them aside. The reserved pages would be released |
| when system is low on memory and acquired back during release of |
| memory. |
| |
| config NVMAP_PAGE_POOLS_INIT_FILLUP |
| bool "Fill up page pools during page pools init" |
| depends on NVMAP_PAGE_POOLS |
| default y |
| help |
| Say Y here to fill up the page pools during page pool init time. |
| This helps in faster alloctions right from the early alloction |
| requests. Page pools fill up during init would increase the boot time. |
| If increase in boot time is not acceptable, keep this option disabled. |
| |
| config NVMAP_PAGE_POOLS_INIT_FILLUP_SIZE |
| depends on NVMAP_PAGE_POOLS_INIT_FILLUP |
| hex "Amount of memory to fill up page pools with during bootup in MB" |
| default 0x64 |
| |
| config NVMAP_PAGE_POOL_SIZE |
| depends on NVMAP_PAGE_POOLS |
| hex "Page pool size in pages" |
| default 0x0 |
| |
| config NVMAP_CACHE_MAINT_BY_SET_WAYS |
| bool "Enable cache maintenance by set/ways" |
| depends on TEGRA_NVMAP |
| help |
| Say Y here to reduce cache maintenance overhead by MVA. |
| This helps in reducing cache maintenance overhead in the systems, |
| where inner cache includes only L1. For the systems, where inner cache |
| includes L1 and L2, keep this option disabled. |
| |
| config NVMAP_CACHE_MAINT_BY_SET_WAYS_ON_ONE_CPU |
| bool "Perform cache maint on one cpu only" |
| depends on TEGRA_NVMAP && NVMAP_CACHE_MAINT_BY_SET_WAYS |
| help |
| Say Y here to avoid cache maint on all CPU's during inner cache maint |
| by set/ways. When L1 and L2 are inner caches, cache maint on one |
| CPU is enough. When L1 is inner and L2 is outer, cache maint on |
| all CPU's is necessary during L1 cache maint by set/ways. |
| |
| config NVMAP_OUTER_CACHE_MAINT_BY_SET_WAYS |
| bool "Enable outer cache maintenance by set/ways" |
| depends on TEGRA_NVMAP |
| help |
| Say Y here if you want to optimize cache maintenance for ranges |
| bigger than size of outer cache. This option has no effect on |
| system without outer cache. |
| |
| config NVMAP_DEFERRED_CACHE_MAINT |
| bool "Enable deferred cache maintenance" |
| depends on TEGRA_NVMAP |
| help |
| Say Y here if you want to defer flush requests for |
| nvmap memory buffer. Cache maintenance of deferred requests |
| is more efficient since there is a high chance that cache lines |
| of earlier requests are already flushed. Also, if total size of |
| deferred ranges is big enough, we flush whole inner or outer |
| cache. |
| |
| config NVMAP_VPR |
| bool "Enable VPR Heap." |
| depends on TEGRA_NVMAP |
| default n |
| help |
| Say Y here to enable Video Protection Region(VPR) heap. |
| if unsure, say N. |
| |
| config NVMAP_FORCE_ZEROED_USER_PAGES |
| bool "Only alloc zeroed pages for user space" |
| depends on TEGRA_NVMAP |
| help |
| Say Y here to force zeroing of pages allocated for user space. This |
| avoids leaking kernel secure data to user space. This can add |
| significant overhead to allocation operations depending on the |
| allocation size requested. |
| |
| config TEGRA_DSI |
| bool "Enable DSI panel." |
| default n |
| help |
| Say Y here to enable the DSI panel. |
| |
| config TEGRA_DSI2EDP_TC358767 |
| bool "Enable DSI2EDP TC358767 bridge." |
| default n |
| help |
| Say Y here to enable the DSI2EDP TOSHIBA 358767 adapter. |
| |
| config TEGRA_DSI2EDP_SN65DSI86 |
| bool "Enable DSI2EDP SN65DSI86 bridge." |
| default n |
| help |
| Say Y here to enable the DSI2EDP TI SN65DSI86 adapter. |
| |
| config TEGRA_DP |
| bool "Enable eDP panel." |
| default n |
| help |
| Say Y here to enable eDP panel. |
| |
| config TEGRA_LVDS |
| bool "Enable LVDS panel." |
| default n |
| help |
| Say Y here to enable LVDS panel. |
| |
| config NVMAP_CONVERT_CARVEOUT_TO_IOVMM |
| bool "Convert carveout to IOVMM" |
| depends on TEGRA_NVMAP && IOMMU_API |
| default y |
| help |
| Say Y here to force to convert carveout memory requests to |
| I/O virtual memory requests. |
| |
| config NVMAP_HANDLE_MARSHAL |
| bool "Marshal nvmap handle id" |
| depends on TEGRA_NVMAP |
| help |
| Enables nvmap handle id marshalling. Marshalling converts |
| the nvmap handle id into an unique number before passing |
| the handle id to user/kernel clients. The marshalling |
| would allow sharing a 64-bit handle id as 32-bit id to |
| user space when kernel is 64-bit and user space is 32-bit. |
| |
| config TEGRA_NVHDCP |
| bool "Support NVHDCP content protection on HDMI" |
| default n |
| help |
| Say Y here to support NVHDCP upstream and downstream protocols, this |
| requires a correctly fused chip to negotiate keys. |
| |
| config TEGRA_HDMI_74MHZ_LIMIT |
| bool "Support only up to 74.25 MHz HDMI pixel frequency" |
| default n |
| help |
| Say Y here to make kernel report only low bandwidth modes. |
| Useful only for boards which can't deliver 148.50 MHz. |
| |
| config TEGRA_GK20A_PMU |
| bool "Support GK20A PMU" |
| depends on TEGRA_GK20A |
| default n |
| help |
| Say Y here to enable GK20A PMU features. |
| |
| choice |
| depends on TEGRA_GK20A |
| prompt "Enable GK20A frequency scaling" |
| default TEGRA_GK20A_PERFMON |
| optional |
| help |
| Select this entry to enable gk20a scaling |
| |
| config TEGRA_GK20A_PERFMON |
| bool "Use Perfmon" |
| help |
| Select this to enable built-in perfmon scaling. |
| The built-in scaling option uses simplistic |
| scaling mechanism (if busy, increase frequency and |
| decrease frequency if idle). |
| |
| config TEGRA_GK20A_DEVFREQ |
| bool "Use Devfreq" |
| help |
| Select this to use devfreq based scaling. |
| Devfreq is a common framework that allows using |
| variety of different governors and changing |
| between governors on the fly. By default, no |
| governor is selected. |
| |
| endchoice |
| |
| config TEGRA_GPU_CYCLE_STATS |
| bool "Support GK20A GPU CYCLE STATS" |
| depends on TEGRA_GK20A |
| default y |
| help |
| Say Y here to enable the cycle stats debugging features. |
| |
| endif |
| |
| config TEGRA_CAMERA |
| bool "Enable support for tegra camera/isp hardware" |
| depends on ARCH_TEGRA |
| default y |
| help |
| Enables support for the Tegra camera interface |
| |
| If unsure, say Y |
