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* [PATCH] spi: spi-mem: Fix build error without CONFIG_SPI_MEM
@ 2019-04-08 14:39 Yue Haibing
  2019-04-09 16:30 ` Vignesh Raghavendra
                   ` (3 more replies)
  0 siblings, 4 replies; 9+ messages in thread
From: Yue Haibing @ 2019-04-08 14:39 UTC (permalink / raw)
  To: broonie, naga.sureshkumar.relli; +Cc: linux-kernel, linux-spi, YueHaibing

From: YueHaibing <yuehaibing@huawei.com>

When building with CONFIG_SPI_MEM is not set
gc warns this:

drivers/spi/spi-zynq-qspi.o: In function `zynq_qspi_supports_op':
spi-zynq-qspi.c:(.text+0x1da): undefined reference to `spi_mem_default_supports_op'

Fixes: 67dca5e580f1 ("spi: spi-mem: Add support for Zynq QSPI controller")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
---
 include/linux/spi/spi-mem.h | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/include/linux/spi/spi-mem.h b/include/linux/spi/spi-mem.h
index c845cd6..1941b84 100644
--- a/include/linux/spi/spi-mem.h
+++ b/include/linux/spi/spi-mem.h
@@ -295,6 +295,10 @@ int spi_controller_dma_map_mem_op_data(struct spi_controller *ctlr,
 void spi_controller_dma_unmap_mem_op_data(struct spi_controller *ctlr,
 					  const struct spi_mem_op *op,
 					  struct sg_table *sg);
+
+bool spi_mem_default_supports_op(struct spi_mem *mem,
+				 const struct spi_mem_op *op);
+
 #else
 static inline int
 spi_controller_dma_map_mem_op_data(struct spi_controller *ctlr,
@@ -310,6 +314,13 @@ spi_controller_dma_unmap_mem_op_data(struct spi_controller *ctlr,
 				     struct sg_table *sg)
 {
 }
+
+bool spi_mem_default_supports_op(struct spi_mem *mem,
+				 const struct spi_mem_op *op)
+{
+	return false;
+}
+
 #endif /* CONFIG_SPI_MEM */
 
 int spi_mem_adjust_op_size(struct spi_mem *mem, struct spi_mem_op *op);
@@ -341,9 +352,6 @@ int spi_mem_driver_register_with_owner(struct spi_mem_driver *drv,
 
 void spi_mem_driver_unregister(struct spi_mem_driver *drv);
 
-bool spi_mem_default_supports_op(struct spi_mem *mem,
-				 const struct spi_mem_op *op);
-
 #define spi_mem_driver_register(__drv)                                  \
 	spi_mem_driver_register_with_owner(__drv, THIS_MODULE)
 
-- 
2.7.4



^ permalink raw reply	[flat|nested] 9+ messages in thread

end of thread, other threads:[~2019-05-02  2:19 UTC | newest]

Thread overview: 9+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-04-08 14:39 [PATCH] spi: spi-mem: Fix build error without CONFIG_SPI_MEM Yue Haibing
2019-04-09 16:30 ` Vignesh Raghavendra
2019-04-10  3:33   ` YueHaibing
2019-04-10  5:23     ` Naga Sureshkumar Relli
2019-04-10  5:31       ` Naga Sureshkumar Relli
2019-04-10 12:13 ` [PATCH v2] " Yue Haibing
2019-04-10 12:20   ` YueHaibing
2019-04-10 12:26 ` Applied "spi: spi-mem: Fix build error without CONFIG_SPI_MEM" to the spi tree Mark Brown
2019-05-02  2:19 ` Mark Brown

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