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Subject[PATCH V4 05/10] remoteproc: qcom: Update regmap offsets for halt register
Date
Fixed issue in reading halt-regs parameter from device-tree.

Signed-off-by: Gokul Sriram Palanisamy <gokulsri@codeaurora.org>
Signed-off-by: Sricharan R <sricharan@codeaurora.org>
---
changes since v3:
- none
changes since v2:
- Added a driver data entry to select if bcr reset is required
---
drivers/remoteproc/qcom_q6v5_wcss.c | 22 ++++++++++++++--------
1 file changed, 14 insertions(+), 8 deletions(-)

diff --git a/drivers/remoteproc/qcom_q6v5_wcss.c b/drivers/remoteproc/qcom_q6v5_wcss.c
index 70f7f41..3937ecc 100644
--- a/drivers/remoteproc/qcom_q6v5_wcss.c
+++ b/drivers/remoteproc/qcom_q6v5_wcss.c
@@ -86,7 +86,7 @@
#define TCSR_WCSS_CLK_MASK 0x1F
#define TCSR_WCSS_CLK_ENABLE 0x14

-#define MAX_HALT_REG 3
+#define MAX_HALT_REG 4

#define WCNSS_PAS_ID 6

@@ -154,6 +154,7 @@ struct wcss_data {
u32 version;
bool aon_reset_required;
bool wcss_q6_reset_required;
+ bool bcr_reset_required;
const char *ssr_name;
const char *sysmon_name;
int ssctl_id;
@@ -868,10 +869,13 @@ static int q6v5_wcss_init_reset(struct q6v5_wcss *wcss,
}
}

- wcss->wcss_q6_bcr_reset = devm_reset_control_get_exclusive(dev, "wcss_q6_bcr_reset");
- if (IS_ERR(wcss->wcss_q6_bcr_reset)) {
- dev_err(wcss->dev, "unable to acquire wcss_q6_bcr_reset\n");
- return PTR_ERR(wcss->wcss_q6_bcr_reset);
+ if (desc->bcr_reset_required) {
+ wcss->wcss_q6_bcr_reset = devm_reset_control_get_exclusive(dev,
+ "wcss_q6_bcr_reset");
+ if (IS_ERR(wcss->wcss_q6_bcr_reset)) {
+ dev_err(wcss->dev, "unable to acquire wcss_q6_bcr_reset\n");
+ return PTR_ERR(wcss->wcss_q6_bcr_reset);
+ }
}

return 0;
@@ -919,9 +923,9 @@ static int q6v5_wcss_init_mmio(struct q6v5_wcss *wcss,
return -EINVAL;
}

- wcss->halt_q6 = halt_reg[0];
- wcss->halt_wcss = halt_reg[1];
- wcss->halt_nc = halt_reg[2];
+ wcss->halt_q6 = halt_reg[1];
+ wcss->halt_wcss = halt_reg[2];
+ wcss->halt_nc = halt_reg[3];

return 0;
}
@@ -1166,6 +1170,7 @@ static int q6v5_wcss_remove(struct platform_device *pdev)
.crash_reason_smem = WCSS_CRASH_REASON,
.aon_reset_required = true,
.wcss_q6_reset_required = true,
+ .bcr_reset_required = false,
.ssr_name = "q6wcss",
.ops = &q6v5_wcss_ipq8074_ops,
.requires_force_stop = true,
@@ -1180,6 +1185,7 @@ static int q6v5_wcss_remove(struct platform_device *pdev)
.version = WCSS_QCS404,
.aon_reset_required = false,
.wcss_q6_reset_required = false,
+ .bcr_reset_required = true,
.ssr_name = "mpss",
.sysmon_name = "wcnss",
.ssctl_id = 0x12,
--
1.9.1
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