DRM_GEM_CMA_HELPER is depend on HAVE_DMA_ATTRS, or it will break the
building. The related error (with allmodconfig under xtensa):
CC [M] drivers/gpu/drm/drm_gem_cma_helper.o
drivers/gpu/drm/drm_gem_cma_helper.c: In function 'drm_gem_cma_create':
drivers/gpu/drm/drm_gem_cma_helper.c:110:19: error: implicit declaration of
function 'dma_alloc_writecombine' [-Werror=implicit-function-declaration]
cma_obj->vaddr = dma_alloc_writecombine(drm->dev, size,
^
drivers/gpu/drm/drm_gem_cma_helper.c:110:17: warning: assignment makes
pointer from integer without a cast [-Wint-conversion]
cma_obj->vaddr = dma_alloc_writecombine(drm->dev, size,
^
drivers/gpu/drm/drm_gem_cma_helper.c: In function 'drm_gem_cma_free_object':
drivers/gpu/drm/drm_gem_cma_helper.c:193:3: error: implicit declaration of
function 'dma_free_writecombine' [-Werror=implicit-function-declaration]
dma_free_writecombine(gem_obj->dev->dev, cma_obj->base.size,
^
drivers/gpu/drm/drm_gem_cma_helper.c: In function 'drm_gem_cma_mmap_obj':
drivers/gpu/drm/drm_gem_cma_helper.c:330:8: error: implicit declaration of
function 'dma_mmap_writecombine' [-Werror=implicit-function-declaration]
ret = dma_mmap_writecombine(cma_obj->base.dev->dev, vma,
^
Signed-off-by: Chen Gang <gang.chen.5...@gmail.com>
---
drivers/gpu/drm/Kconfig | 3 ++-
drivers/gpu/drm/atmel-hlcdc/Kconfig | 2 +-
drivers/gpu/drm/imx/Kconfig | 2 +-
drivers/gpu/drm/rcar-du/Kconfig | 2 +-
drivers/gpu/drm/shmobile/Kconfig | 2 +-
drivers/gpu/drm/sti/Kconfig | 2 +-
drivers/gpu/drm/tilcdc/Kconfig | 2 +-
7 files changed, 8 insertions(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig
index 308c104..151a050 100644
--- a/drivers/gpu/drm/Kconfig
+++ b/drivers/gpu/drm/Kconfig
@@ -62,12 +62,13 @@ config DRM_TTM
config DRM_GEM_CMA_HELPER
bool
- depends on DRM
+ depends on DRM && HAVE_DMA_ATTRS
help
Choose this if you need the GEM CMA helper functions
config DRM_KMS_CMA_HELPER
bool
+ depends on DRM && HAVE_DMA_ATTRS
select DRM_GEM_CMA_HELPER
select DRM_KMS_FB_HELPER
select FB_SYS_FILLRECT
diff --git a/drivers/gpu/drm/atmel-hlcdc/Kconfig
b/drivers/gpu/drm/atmel-hlcdc/Kconfig
index 1a08562..219fc87 100644
--- a/drivers/gpu/drm/atmel-hlcdc/Kconfig
+++ b/drivers/gpu/drm/atmel-hlcdc/Kconfig
@@ -1,6 +1,6 @@
config DRM_ATMEL_HLCDC
tristate "DRM Support for ATMEL HLCDC Display Controller"
- depends on DRM && OF && COMMON_CLK && MFD_ATMEL_HLCDC
+ depends on DRM && OF && COMMON_CLK && MFD_ATMEL_HLCDC && HAVE_DMA_ATTRS
select DRM_GEM_CMA_HELPER
select DRM_KMS_HELPER
select DRM_KMS_FB_HELPER
diff --git a/drivers/gpu/drm/imx/Kconfig b/drivers/gpu/drm/imx/Kconfig
index 5d5e4092..33cdddf 100644
--- a/drivers/gpu/drm/imx/Kconfig
+++ b/drivers/gpu/drm/imx/Kconfig
@@ -5,7 +5,7 @@ config DRM_IMX
select VIDEOMODE_HELPERS
select DRM_GEM_CMA_HELPER
select DRM_KMS_CMA_HELPER
- depends on DRM && (ARCH_MXC || ARCH_MULTIPLATFORM)
+ depends on DRM && (ARCH_MXC || ARCH_MULTIPLATFORM) && HAVE_DMA_ATTRS
depends on IMX_IPUV3_CORE
help
enable i.MX graphics support
diff --git a/drivers/gpu/drm/rcar-du/Kconfig b/drivers/gpu/drm/rcar-du/Kconfig
index 2324a52..11485a4 100644
--- a/drivers/gpu/drm/rcar-du/Kconfig
+++ b/drivers/gpu/drm/rcar-du/Kconfig
@@ -1,6 +1,6 @@
config DRM_RCAR_DU
tristate "DRM Support for R-Car Display Unit"
- depends on DRM && ARM
+ depends on DRM && ARM && HAVE_DMA_ATTRS
depends on ARCH_SHMOBILE || COMPILE_TEST
select DRM_KMS_HELPER
select DRM_KMS_CMA_HELPER
diff --git a/drivers/gpu/drm/shmobile/Kconfig b/drivers/gpu/drm/shmobile/Kconfig
index a50fe0e..7321c41 100644
--- a/drivers/gpu/drm/shmobile/Kconfig
+++ b/drivers/gpu/drm/shmobile/Kconfig
@@ -1,6 +1,6 @@
config DRM_SHMOBILE
tristate "DRM Support for SH Mobile"
- depends on DRM && ARM
+ depends on DRM && ARM && HAVE_DMA_ATTRS
depends on ARCH_SHMOBILE || COMPILE_TEST
select BACKLIGHT_CLASS_DEVICE
select DRM_KMS_HELPER
diff --git a/drivers/gpu/drm/sti/Kconfig b/drivers/gpu/drm/sti/Kconfig
index d6d6b70..1fdb74b 100644
--- a/drivers/gpu/drm/sti/Kconfig
+++ b/drivers/gpu/drm/sti/Kconfig
@@ -1,6 +1,6 @@
config DRM_STI
tristate "DRM Support for STMicroelectronics SoC stiH41x Series"
- depends on DRM && (SOC_STIH415 || SOC_STIH416 || ARCH_MULTIPLATFORM)
+ depends on DRM && (SOC_STIH415 || SOC_STIH416 || ARCH_MULTIPLATFORM) &&
HAVE_DMA_ATTRS
select RESET_CONTROLLER
select DRM_KMS_HELPER
select DRM_GEM_CMA_HELPER
diff --git a/drivers/gpu/drm/tilcdc/Kconfig b/drivers/gpu/drm/tilcdc/Kconfig
index 7c3ef79..8394a0b 100644
--- a/drivers/gpu/drm/tilcdc/Kconfig
+++ b/drivers/gpu/drm/tilcdc/Kconfig
@@ -1,6 +1,6 @@
config DRM_TILCDC
tristate "DRM Support for TI LCDC Display Controller"
- depends on DRM && OF && ARM
+ depends on DRM && OF && ARM && HAVE_DMA_ATTRS
select DRM_KMS_HELPER
select DRM_KMS_FB_HELPER
select DRM_KMS_CMA_HELPER
--
1.9.3
--
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