[PATCH] bus: mhi: host: Use mhi_soc_reset() API in place of register write

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Currently, a direct register write is used when ramdump collection
in panic path occurs. Replace that with new mhi_soc_reset() API
such that a controller defined reset() function is exercised if
one is present and the regular SOC reset is done if it is not.

Signed-off-by: Qiang Yu <quic_qianyu@xxxxxxxxxxx>
Reviewed-by: Loic Poulain <loic.poulain@xxxxxxxxxx>
Reviewed-by: Jeffrey Hugo <quic_jhugo@xxxxxxxxxxx>
---
 drivers/bus/mhi/host/boot.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/bus/mhi/host/boot.c b/drivers/bus/mhi/host/boot.c
index 26d0edd..1c69fee 100644
--- a/drivers/bus/mhi/host/boot.c
+++ b/drivers/bus/mhi/host/boot.c
@@ -118,9 +118,7 @@ static int __mhi_download_rddm_in_panic(struct mhi_controller *mhi_cntrl)
 			/* Hardware reset so force device to enter RDDM */
 			dev_dbg(dev,
 				"Did not enter RDDM, do a host req reset\n");
-			mhi_write_reg(mhi_cntrl, mhi_cntrl->regs,
-				      MHI_SOC_RESET_REQ_OFFSET,
-				      MHI_SOC_RESET_REQ);
+			mhi_soc_reset(mhi_cntrl);
 			udelay(delayus);
 		}
 
-- 
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project




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