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Commit df6898f6 authored by Tingwei Zhang's avatar Tingwei Zhang
Browse files

coresight: tmc: migrate byte counter to new tmc framework 



TMC ETR has moved to new way to allocate and read memory.
Change byte counter to use new interface. This patch also
fixes block_size is not correct issue in byte counter.

Change-Id: I842f653cadefacb96eeea0bef9003df3a3331523
Signed-off-by: default avatarTingwei Zhang <tingwei@codeaurora.org>
parent dba94299

drivers/hwtracing/coresight/coresight-tmc-etr.c

+1 −1
Original line number Diff line number Diff line
@@ -890,7 +890,7 @@ static void tmc_free_etr_buf(struct etr_buf *etr_buf) 
 * Returns: The size of the linear data available @pos, with *bufpp

 * updated to point to the buffer.

 */

static ssize_t tmc_etr_buf_get_data(struct etr_buf *etr_buf,

ssize_t tmc_etr_buf_get_data(struct etr_buf *etr_buf,

				    u64 offset, size_t len, char **bufpp)

{

	/* Adjust the length to limit this transaction to end of buffer */

drivers/hwtracing/coresight/coresight-tmc.h

+2 −1
Original line number Diff line number Diff line
@@ -274,7 +274,8 @@ int tmc_read_unprepare_etr(struct tmc_drvdata *drvdata); 
extern const struct coresight_ops tmc_etr_cs_ops;

ssize_t tmc_etr_get_sysfs_trace(struct tmc_drvdata *drvdata,

				loff_t pos, size_t len, char **bufpp);



ssize_t tmc_etr_buf_get_data(struct etr_buf *etr_buf,

				u64 offset, size_t len, char **bufpp);



#define TMC_REG_PAIR(name, lo_off, hi_off)				\

static inline u64							\