Commit a772a02c authored by Hector Martin's avatar Hector Martin Committed by Joerg Roedel
Browse files

iommu: dart: Fix DART_PARAMS1/2 bit define names 



They didn't have the PARAMS reg index in them, but they should.

Reviewed-by: default avatarSven Peter <sven@svenpeter.dev>
Signed-off-by: default avatarHector Martin <marcan@marcan.st>
Link: https://lore.kernel.org/r/20230113105029.26654-6-marcan@marcan.st


Signed-off-by: default avatarJoerg Roedel <jroedel@suse.de>
parent 0b459bcd

drivers/iommu/apple-dart.c

+4 −4
Original line number Diff line number Diff line
@@ -40,10 +40,10 @@ 




#define DART_PARAMS1 0x00

#define DART_PARAMS_PAGE_SHIFT GENMASK(27, 24)

#define DART_PARAMS1_PAGE_SHIFT GENMASK(27, 24)



#define DART_PARAMS2 0x04

#define DART_PARAMS_BYPASS_SUPPORT BIT(0)

#define DART_PARAMS2_BYPASS_SUPPORT BIT(0)



#define DART_STREAM_COMMAND 0x20

#define DART_STREAM_COMMAND_BUSY BIT(2)
@@ -893,8 +893,8 @@ static int apple_dart_probe(struct platform_device *pdev) 


	dart_params[0] = readl(dart->regs + DART_PARAMS1);

	dart_params[1] = readl(dart->regs + DART_PARAMS2);

	dart->pgsize = 1 << FIELD_GET(DART_PARAMS_PAGE_SHIFT, dart_params[0]);

	dart->supports_bypass = dart_params[1] & DART_PARAMS_BYPASS_SUPPORT;

	dart->pgsize = 1 << FIELD_GET(DART_PARAMS1_PAGE_SHIFT, dart_params[0]);

	dart->supports_bypass = dart_params[1] & DART_PARAMS2_BYPASS_SUPPORT;



	dart->num_streams = dart->hw->max_sid_count;