[RFC PATCH 1/3] spi: add platform_data pointer to spi_board_info

Hubert Feurstein h.feurstein at gmail.com
Mon Jun 20 17:46:32 EDT 2011


In the spi layer this pointer will be assigned to the
platform_data pointer of the new spi device, thus it can
be accessed in the drivers 'probe' handler.

Signed-off-by: Hubert Feurstein <h.feurstein at gmail.com>
---
 drivers/spi/spi.c |    1 +
 include/spi/spi.h |    4 ++--
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 4560259..588c263 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -75,6 +75,7 @@ struct spi_device *spi_new_device(struct spi_master *master,
 	proxy->chip_select = chip->chip_select;
 	proxy->max_speed_hz = chip->max_speed_hz;
 	proxy->mode = chip->mode;
+	proxy->dev.platform_data = chip->platform_data;
 	strcpy(proxy->dev.name, chip->name);
 	proxy->dev.type_data = proxy;
 	status = register_device(&proxy->dev);
diff --git a/include/spi/spi.h b/include/spi/spi.h
index 8dce8db..c76f3b7 100644
--- a/include/spi/spi.h
+++ b/include/spi/spi.h
@@ -14,8 +14,8 @@ struct spi_board_info {
 	/* mode becomes spi_device.mode, and is essential for chips
 	 * where the default of SPI_CS_HIGH = 0 is wrong.
 	 */
-	u8		mode;
-
+	u8	mode;
+	void	*platform_data;
 };
 
 /**
-- 
1.7.4.1




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