android/android_kernel_xiaomi_sm8450
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dmaengine: gpi: Log the assigned GPII per SE during probe

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This change Enhances IPC logs to add SE instance to know which
GPII is attached to which SE device, this helps in debug. Also,
removed unnecessary read of iommu-dma property.

Change-Id: I6a5a9312d80abab2addc0c63642429a787f9065c
Signed-off-by: Mukesh Kumar Savaliya <msavaliy@codeaurora.org>
This commit is contained in:
Mukesh Kumar Savaliya 2021-01-19 17:18:41 +05:30 committed by Gerrit - the friendly Code Review server
parent dc92568766
commit 74427ff890
1 changed files with 7 additions and 8 deletions
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15
drivers/dma/qcom/gpi.c
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@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2017-2020, The Linux Foundation. All rights reserved.
* Copyright (c) 2017-2021, The Linux Foundation. All rights reserved.
*/
#include <linux/atomic.h>
@ -1228,8 +1228,11 @@ static void gpi_process_ch_ctrl_irq(struct gpii *gpii)
* Stop in process is a transition state and we will wait for
* stop interrupt before notifying.
*/
if (gpii_chan->ch_state != CH_STATE_STOP_IN_PROC)
if (gpii_chan->ch_state != CH_STATE_STOP_IN_PROC) {
GPII_ERR(gpii, GPI_DBG_COMMON,
"Chan Not in Proper state:%d\n", gpii_chan->ch_state);
complete_all(&gpii->cmd_completion);
}
/* notifying clients if in error state */
if (gpii_chan->ch_state == CH_STATE_ERROR)
@ -2874,9 +2877,9 @@ static struct dma_chan *gpi_of_dma_xlate(struct of_phandle_args *args,
gpii_chan->priority = args->args[4] & GPI_EV_PRIORITY_BMSK;
GPI_LOG(gpi_dev,
"client req. gpii:%u chid:%u #_tre:%u priority:%u protocol:%u\n",
"client req gpii:%u chid:%u #_tre:%u prio:%u proto:%u SE:%d\n",
gpii, chid, gpii_chan->req_tres, gpii_chan->priority,
gpii_chan->protocol);
gpii_chan->protocol, gpii_chan->seid);
return dma_get_slave_channel(&gpii_chan->vc.chan);
}
@ -2941,7 +2944,6 @@ static int gpi_probe(struct platform_device *pdev)
{
struct gpi_dev *gpi_dev;
int ret, i;
const char *mode = NULL;
u32 gpi_ee_offset;
gpi_dev = devm_kzalloc(&pdev->dev, sizeof(*gpi_dev), GFP_KERNEL);
@ -3002,9 +3004,6 @@ static int gpi_probe(struct platform_device *pdev)
return ret;
}
ret = of_property_read_string(gpi_dev->dev->of_node,
"qcom,iommu-dma", &mode);
ret = dma_set_mask(gpi_dev->dev, DMA_BIT_MASK(64));
if (ret) {
GPI_ERR(gpi_dev,