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dptx: MST: Modified number of iterations before timing out.

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Increased waiting for a response to a sideband message before timing out.

Reduced number of reads to check that the RX device received an ACT event.

Signed-off-by: Andrei-Liviu Simion <andrei.simion@xilinx.com>
This commit is contained in:
Andrei-Liviu Simion 2014-09-22 19:44:00 -07:00 • committed by Suneel Garapati
parent 414d35c52e
commit 37d4046df4
1 changed files with 8 additions and 5 deletions
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13
XilinxProcessorIPLib/drivers/dptx/src/xdptx_mst.c
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@ -53,8 +53,11 @@
/**************************** Constant Definitions ****************************/
/* Error out if waiting for a sideband message reply or waiting for the payload
* ID table to be updated takes more than 100 AUX read iterations. */
#define XDPTX_MAX_TIMEOUT_COUNT 100
* ID table to be updated takes more than 5000 AUX read iterations. */
#define XDPTX_MAX_SBMSG_REPLY_TIMEOUT_COUNT 5000
/* Error out if waiting for the RX device to indicate that it has received an
* ACT trigger takes more than 30 AUX read iterations. */
#define XDPTX_VCP_TABLE_MAX_TIMEOUT_COUNT 30
/****************************** Type Definitions ******************************/
@ -2016,7 +2019,7 @@ static u32 XDptx_SendActTrigger(XDptx *InstancePtr)
}
/* Error out if timed out. */
if (TimeoutCount > XDPTX_MAX_TIMEOUT_COUNT) {
if (TimeoutCount > XDPTX_VCP_TABLE_MAX_TIMEOUT_COUNT) {
return XST_ERROR_COUNT_MAX;
}
@ -2200,7 +2203,7 @@ static u32 XDptx_WaitSbReply(XDptx *InstancePtr)
{
u32 Status;
u8 AuxData;
u8 TimeoutCount = 0;
u16 TimeoutCount = 0;
do {
Status = XDptx_AuxRead(InstancePtr,
@ -2212,7 +2215,7 @@ static u32 XDptx_WaitSbReply(XDptx *InstancePtr)
}
/* Error out if timed out. */
if (TimeoutCount > XDPTX_MAX_TIMEOUT_COUNT) {
if (TimeoutCount > XDPTX_MAX_SBMSG_REPLY_TIMEOUT_COUNT) {
return XST_ERROR_COUNT_MAX;
}