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Merge "asoc: wcd937x: Update retry logic for SWR logical addr"

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This commit is contained in:
qctecmdr
2020-04-26 23:42:49 -07:00
committed by Gerrit - the friendly Code Review server
parent 57705d7be4 101e71693d
commit 8206d768b1
1 changed files with 13 additions and 7 deletions
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8
asoc/codecs/wcd937x/wcd937x.c
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@@ -38,6 +38,8 @@
#define WCD937X_VERSION_ENTRY_SIZE 32 #define WCD937X_VERSION_ENTRY_SIZE 32
#define EAR_RX_PATH_AUX 1 #define EAR_RX_PATH_AUX 1
#define NUM_ATTEMPTS 5
enum { enum {
CODEC_TX = 0, CODEC_TX = 0,
CODEC_RX, CODEC_RX,
@@ -1544,14 +1546,18 @@ static int wcd937x_get_logical_addr(struct swr_device *swr_dev)
{ {
int ret = 0; int ret = 0;
uint8_t devnum = 0; uint8_t devnum = 0;
int num_retry = NUM_ATTEMPTS;
do {
ret = swr_get_logical_dev_num(swr_dev, swr_dev->addr, &devnum); ret = swr_get_logical_dev_num(swr_dev, swr_dev->addr, &devnum);
if (ret) { if (ret) {
dev_err(&swr_dev->dev, dev_err(&swr_dev->dev,
"%s get devnum %d for dev addr %lx failed\n", "%s get devnum %d for dev addr %lx failed\n",
__func__, devnum, swr_dev->addr); __func__, devnum, swr_dev->addr);
return ret; /* retry after 1ms */
usleep_range(1000, 1010);
} }
} while (ret && --num_retry);
swr_dev->dev_num = devnum; swr_dev->dev_num = devnum;
return 0; return 0;
} }