dma-debug: remove CONFIG_HAVE_DMA_API_DEBUG

There is no arch specific code required for dma-debug, so there is no
need to opt into the support either.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Robin Murphy <robin.murphy@arm.com>

diff --git a/Documentation/features/io/dma-api-debug/arch-support.txt b/Documentation/features/io/dma-api-debug/arch-support.txt
deleted file mode 100644 (file)
index e438ed6..0000000
--- a/Documentation/features/io/dma-api-debug/arch-support.txt
+++ /dev/null
@@ -1,31 +0,0 @@
-#
-# Feature name:          dma-api-debug
-#         Kconfig:       HAVE_DMA_API_DEBUG
-#         description:   arch supports DMA debug facilities
-#
-    -----------------------
-    |         arch |status|
-    -----------------------
-    |       alpha: | TODO |
-    |         arc: | TODO |
-    |         arm: |  ok  |
-    |       arm64: |  ok  |
-    |         c6x: |  ok  |
-    |       h8300: | TODO |
-    |     hexagon: | TODO |
-    |        ia64: |  ok  |
-    |        m68k: | TODO |
-    |  microblaze: |  ok  |
-    |        mips: |  ok  |
-    |       nios2: | TODO |
-    |    openrisc: | TODO |
-    |      parisc: | TODO |
-    |     powerpc: |  ok  |
-    |        s390: |  ok  |
-    |          sh: |  ok  |
-    |       sparc: |  ok  |
-    |          um: | TODO |
-    |   unicore32: | TODO |
-    |         x86: |  ok  |
-    |      xtensa: |  ok  |
-    -----------------------

diff --git a/arch/Kconfig b/arch/Kconfig
index 8e0d665c8d53d3c57c2c434939f93125472ff610..f07a1a99e5dbe20485fadd3ebd377576512bbc85 100644 (file)
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -278,9 +278,6 @@ config HAVE_CLK
          The <linux/clk.h> calls support software clock gating and
          thus are a key power management tool on many systems.
 
-config HAVE_DMA_API_DEBUG
-       bool
-
 config HAVE_HW_BREAKPOINT
        bool
        depends on PERF_EVENTS

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index a7f8e7f4b88fdd03ddf30870f41e7b24d5c22322..c723d3e375e8c29d7e65e844eeee13e52d64f706 100644 (file)
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -60,7 +60,6 @@ config ARM
        select HAVE_CONTEXT_TRACKING
        select HAVE_C_RECORDMCOUNT
        select HAVE_DEBUG_KMEMLEAK
-       select HAVE_DMA_API_DEBUG
        select HAVE_DMA_CONTIGUOUS if MMU
        select HAVE_DYNAMIC_FTRACE if (!XIP_KERNEL) && !CPU_ENDIAN_BE32 && MMU
        select HAVE_DYNAMIC_FTRACE_WITH_REGS if HAVE_DYNAMIC_FTRACE

diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index eb2cf4938f6db124f21701d35415a15352a2ff86..2005e4baaada0fed91ceab42f7f375ae274a1a04 100644 (file)
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -105,7 +105,6 @@ config ARM64
        select HAVE_CONTEXT_TRACKING
        select HAVE_DEBUG_BUGVERBOSE
        select HAVE_DEBUG_KMEMLEAK
-       select HAVE_DMA_API_DEBUG
        select HAVE_DMA_CONTIGUOUS
        select HAVE_DYNAMIC_FTRACE
        select HAVE_EFFICIENT_UNALIGNED_ACCESS

diff --git a/arch/c6x/Kconfig b/arch/c6x/Kconfig
index c6b4dd1418b421970433cc10b44b01319431f1f1..8c088b96e3720249d7642047ada92b3eb8ea1c39 100644 (file)
--- a/arch/c6x/Kconfig
+++ b/arch/c6x/Kconfig
@@ -10,7 +10,6 @@ config C6X
        select GENERIC_ATOMIC64
        select GENERIC_IRQ_SHOW
        select HAVE_ARCH_TRACEHOOK
-       select HAVE_DMA_API_DEBUG
        select HAVE_MEMBLOCK
        select SPARSE_IRQ
        select IRQ_DOMAIN

diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index bbe12a038d210c6acd3fe9c3f691d2a2ec27b7d2..f55aec969cfa4f2babba04040a19fb3631eb629f 100644 (file)
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -29,7 +29,6 @@ config IA64
        select HAVE_FUNCTION_TRACER
        select TTY
        select HAVE_ARCH_TRACEHOOK
-       select HAVE_DMA_API_DEBUG
        select HAVE_MEMBLOCK
        select HAVE_MEMBLOCK_NODE_MAP
        select HAVE_VIRT_CPU_ACCOUNTING

diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig
index 3817a3e2146cf3e807dad894c3e18ddae31d57a1..d14782100088a89011f44cf91705cea8fbe79100 100644 (file)
--- a/arch/microblaze/Kconfig
+++ b/arch/microblaze/Kconfig
@@ -19,7 +19,6 @@ config MICROBLAZE
        select HAVE_ARCH_HASH
        select HAVE_ARCH_KGDB
        select HAVE_DEBUG_KMEMLEAK
-       select HAVE_DMA_API_DEBUG
        select HAVE_DYNAMIC_FTRACE
        select HAVE_FTRACE_MCOUNT_RECORD
        select HAVE_FUNCTION_GRAPH_TRACER

diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 225c95da23ce62e8844ff663c30d56f39cd44d15..fa7e9bbfdd9692306371773dc7b23d1ab9362740 100644 (file)
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -42,7 +42,6 @@ config MIPS
        select HAVE_C_RECORDMCOUNT
        select HAVE_DEBUG_KMEMLEAK
        select HAVE_DEBUG_STACKOVERFLOW
-       select HAVE_DMA_API_DEBUG
        select HAVE_DMA_CONTIGUOUS
        select HAVE_DYNAMIC_FTRACE
        select HAVE_EXIT_THREAD

diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index c32a181a7cbbfc30ab9c55d925d89a282857bbf3..d81e0d4f1f68400daa1c97c5d19bd8bb2b54ba01 100644 (file)
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -187,7 +187,6 @@ config PPC
        select HAVE_CONTEXT_TRACKING            if PPC64
        select HAVE_DEBUG_KMEMLEAK
        select HAVE_DEBUG_STACKOVERFLOW
-       select HAVE_DMA_API_DEBUG
        select HAVE_DYNAMIC_FTRACE
        select HAVE_DYNAMIC_FTRACE_WITH_REGS    if MPROFILE_KERNEL
        select HAVE_EBPF_JIT                    if PPC64

diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index cd4fd85fde84e76fa205737076c5a721b9f4c6f4..a951ee1f1915f1c58636735e03aa472a25e68414 100644 (file)
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -22,7 +22,6 @@ config RISCV
        select GENERIC_ATOMIC64 if !64BIT || !RISCV_ISA_A
        select HAVE_MEMBLOCK
        select HAVE_MEMBLOCK_NODE_MAP
-       select HAVE_DMA_API_DEBUG
        select HAVE_DMA_CONTIGUOUS
        select HAVE_GENERIC_DMA_COHERENT
        select IRQ_DOMAIN

diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 199ac3e4da1d9008a4a6abcdd5bec55e41354b19..aa734f3ccbbc90d93786464c52d41b9c804bac92 100644 (file)
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -133,7 +133,6 @@ config S390
        select HAVE_CMPXCHG_LOCAL
        select HAVE_COPY_THREAD_TLS
        select HAVE_DEBUG_KMEMLEAK
-       select HAVE_DMA_API_DEBUG
        select HAVE_DMA_CONTIGUOUS
        select DMA_DIRECT_OPS
        select HAVE_DYNAMIC_FTRACE

diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 97fe2931647648329c1b4b0bb88e8c3ac81e885f..61f4e2e042aa5ccc3107e95096b5ad99a7855b34 100644 (file)
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -13,7 +13,6 @@ config SUPERH
        select HAVE_OPROFILE
        select HAVE_GENERIC_DMA_COHERENT
        select HAVE_ARCH_TRACEHOOK
-       select HAVE_DMA_API_DEBUG
        select HAVE_PERF_EVENTS
        select HAVE_DEBUG_BUGVERBOSE
        select ARCH_HAVE_CUSTOM_GPIO_H

diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index 8767e45f1b2b70953583a7a7157707696466d407..92f8a4a0c3884dd6f5eaee5c2b7098a807df0a65 100644 (file)
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -25,7 +25,6 @@ config SPARC
        select RTC_CLASS
        select RTC_DRV_M48T59
        select RTC_SYSTOHC
-       select HAVE_DMA_API_DEBUG
        select HAVE_ARCH_JUMP_LABEL if SPARC64
        select GENERIC_IRQ_SHOW
        select ARCH_WANT_IPC_PARSE_VERSION

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index c07f492b871a8bf0f47cfb7be03a004dd740c2c1..13bf2c7275249a162a34298cd01be168921645c1 100644 (file)
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -134,7 +134,6 @@ config X86
        select HAVE_C_RECORDMCOUNT
        select HAVE_DEBUG_KMEMLEAK
        select HAVE_DEBUG_STACKOVERFLOW
-       select HAVE_DMA_API_DEBUG
        select HAVE_DMA_CONTIGUOUS
        select HAVE_DYNAMIC_FTRACE
        select HAVE_DYNAMIC_FTRACE_WITH_REGS

diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig
index c921e8bccdc8f205b8733ef6278f5010ac6fb291..17df332269b2b5a296ec4906dff660f023933c42 100644 (file)
--- a/arch/xtensa/Kconfig
+++ b/arch/xtensa/Kconfig
@@ -19,7 +19,6 @@ config XTENSA
        select HAVE_ARCH_KASAN if MMU
        select HAVE_CC_STACKPROTECTOR
        select HAVE_DEBUG_KMEMLEAK
-       select HAVE_DMA_API_DEBUG
        select HAVE_DMA_CONTIGUOUS
        select HAVE_EXIT_THREAD
        select HAVE_FUNCTION_TRACER

diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index c40c7b734cd17efda88aa13c148cd56999684c8c..45100eda1dab0e4584669e049309f8cf68a1594f 100644 (file)
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -1634,7 +1634,6 @@ config PROVIDE_OHCI1394_DMA_INIT
 
 config DMA_API_DEBUG
        bool "Enable debugging of DMA-API usage"
-       depends on HAVE_DMA_API_DEBUG
        help
          Enable this option to debug the use of the DMA API by device drivers.
          With this option you will be able to detect common bugs in device