[PATCH v4 3/5] remoteproc: qcom: Update PIL relocation info on load

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Update the PIL relocation information in IMEM with information about
where the firmware for various remoteprocs are loaded.

Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
---

Changes since v3:
- Added comment about the ignored return value
- Added qcom_wcss.c hunk

 drivers/remoteproc/Kconfig          |  3 +++
 drivers/remoteproc/qcom_q6v5_adsp.c | 20 +++++++++++++++++---
 drivers/remoteproc/qcom_q6v5_mss.c  |  7 +++++++
 drivers/remoteproc/qcom_q6v5_pas.c  | 19 ++++++++++++++++---
 drivers/remoteproc/qcom_q6v5_wcss.c | 14 +++++++++++---
 drivers/remoteproc/qcom_wcnss.c     | 18 +++++++++++++++---
 6 files changed, 69 insertions(+), 12 deletions(-)

diff --git a/drivers/remoteproc/Kconfig b/drivers/remoteproc/Kconfig
index 20c8194e610e..7f4834ab06c2 100644
--- a/drivers/remoteproc/Kconfig
+++ b/drivers/remoteproc/Kconfig
@@ -129,6 +129,7 @@ config QCOM_Q6V5_MSS
 	depends on RPMSG_QCOM_GLINK_SMEM || RPMSG_QCOM_GLINK_SMEM=n
 	depends on QCOM_SYSMON || QCOM_SYSMON=n
 	select MFD_SYSCON
+	select QCOM_PIL_INFO
 	select QCOM_MDT_LOADER
 	select QCOM_Q6V5_COMMON
 	select QCOM_RPROC_COMMON
@@ -145,6 +146,7 @@ config QCOM_Q6V5_PAS
 	depends on RPMSG_QCOM_GLINK_SMEM || RPMSG_QCOM_GLINK_SMEM=n
 	depends on QCOM_SYSMON || QCOM_SYSMON=n
 	select MFD_SYSCON
+	select QCOM_PIL_INFO
 	select QCOM_MDT_LOADER
 	select QCOM_Q6V5_COMMON
 	select QCOM_RPROC_COMMON
@@ -193,6 +195,7 @@ config QCOM_WCNSS_PIL
 	depends on QCOM_SMEM
 	depends on QCOM_SYSMON || QCOM_SYSMON=n
 	select QCOM_MDT_LOADER
+	select QCOM_PIL_INFO
 	select QCOM_RPROC_COMMON
 	select QCOM_SCM
 	help
diff --git a/drivers/remoteproc/qcom_q6v5_adsp.c b/drivers/remoteproc/qcom_q6v5_adsp.c
index e953886b2eb7..d5cdff942535 100644
--- a/drivers/remoteproc/qcom_q6v5_adsp.c
+++ b/drivers/remoteproc/qcom_q6v5_adsp.c
@@ -26,6 +26,7 @@
 #include <linux/soc/qcom/smem_state.h>
 
 #include "qcom_common.h"
+#include "qcom_pil_info.h"
 #include "qcom_q6v5.h"
 #include "remoteproc_internal.h"
 
@@ -82,6 +83,7 @@ struct qcom_adsp {
 	unsigned int halt_lpass;
 
 	int crash_reason_smem;
+	const char *info_name;
 
 	struct completion start_done;
 	struct completion stop_done;
@@ -164,10 +166,18 @@ static int qcom_adsp_shutdown(struct qcom_adsp *adsp)
 static int adsp_load(struct rproc *rproc, const struct firmware *fw)
 {
 	struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv;
+	int ret;
+
+	ret = qcom_mdt_load_no_init(adsp->dev, fw, rproc->firmware, 0,
+				    adsp->mem_region, adsp->mem_phys,
+				    adsp->mem_size, &adsp->mem_reloc);
+	if (ret)
+		return ret;
 
-	return qcom_mdt_load_no_init(adsp->dev, fw, rproc->firmware, 0,
-			     adsp->mem_region, adsp->mem_phys, adsp->mem_size,
-			     &adsp->mem_reloc);
+	/* Failures only affect post mortem debugging, so ignore return value */
+	qcom_pil_info_store(adsp->info_name, adsp->mem_reloc, adsp->mem_size);
+
+	return 0;
 }
 
 static int adsp_start(struct rproc *rproc)
@@ -413,6 +423,9 @@ static int adsp_probe(struct platform_device *pdev)
 	struct rproc *rproc;
 	int ret;
 
+	if (!qcom_pil_info_available())
+		return -EPROBE_DEFER;
+
 	desc = of_device_get_match_data(&pdev->dev);
 	if (!desc)
 		return -EINVAL;
@@ -427,6 +440,7 @@ static int adsp_probe(struct platform_device *pdev)
 	adsp = (struct qcom_adsp *)rproc->priv;
 	adsp->dev = &pdev->dev;
 	adsp->rproc = rproc;
+	adsp->info_name = desc->sysmon_name;
 	platform_set_drvdata(pdev, adsp);
 
 	ret = adsp_alloc_memory_region(adsp);
diff --git a/drivers/remoteproc/qcom_q6v5_mss.c b/drivers/remoteproc/qcom_q6v5_mss.c
index a1cc9cbe038f..afebbe3c582c 100644
--- a/drivers/remoteproc/qcom_q6v5_mss.c
+++ b/drivers/remoteproc/qcom_q6v5_mss.c
@@ -28,6 +28,7 @@
 
 #include "remoteproc_internal.h"
 #include "qcom_common.h"
+#include "qcom_pil_info.h"
 #include "qcom_q6v5.h"
 
 #include <linux/qcom_scm.h>
@@ -1166,6 +1167,9 @@ static int q6v5_mpss_load(struct q6v5 *qproc)
 	else if (ret < 0)
 		dev_err(qproc->dev, "MPSS authentication failed: %d\n", ret);
 
+	/* Failures only affect post mortem debugging, so ignore return value */
+	qcom_pil_info_store("modem", mpss_reloc, qproc->mpss_size);
+
 release_firmware:
 	release_firmware(fw);
 out:
@@ -1555,6 +1559,9 @@ static int q6v5_probe(struct platform_device *pdev)
 	if (desc->need_mem_protection && !qcom_scm_is_available())
 		return -EPROBE_DEFER;
 
+	if (!qcom_pil_info_available())
+		return -EPROBE_DEFER;
+
 	mba_image = desc->hexagon_mba_image;
 	ret = of_property_read_string_index(pdev->dev.of_node, "firmware-name",
 					    0, &mba_image);
diff --git a/drivers/remoteproc/qcom_q6v5_pas.c b/drivers/remoteproc/qcom_q6v5_pas.c
index edf9d0e1a235..e64c268e6113 100644
--- a/drivers/remoteproc/qcom_q6v5_pas.c
+++ b/drivers/remoteproc/qcom_q6v5_pas.c
@@ -25,6 +25,7 @@
 #include <linux/soc/qcom/smem_state.h>
 
 #include "qcom_common.h"
+#include "qcom_pil_info.h"
 #include "qcom_q6v5.h"
 #include "remoteproc_internal.h"
 
@@ -64,6 +65,7 @@ struct qcom_adsp {
 	int pas_id;
 	int crash_reason_smem;
 	bool has_aggre2_clk;
+	const char *info_name;
 
 	struct completion start_done;
 	struct completion stop_done;
@@ -117,11 +119,18 @@ static void adsp_pds_disable(struct qcom_adsp *adsp, struct device **pds,
 static int adsp_load(struct rproc *rproc, const struct firmware *fw)
 {
 	struct qcom_adsp *adsp = (struct qcom_adsp *)rproc->priv;
+	int ret;
+
+	ret = qcom_mdt_load(adsp->dev, fw, rproc->firmware, adsp->pas_id,
+			    adsp->mem_region, adsp->mem_phys, adsp->mem_size,
+			    &adsp->mem_reloc);
+	if (ret)
+		return ret;
 
-	return qcom_mdt_load(adsp->dev, fw, rproc->firmware, adsp->pas_id,
-			     adsp->mem_region, adsp->mem_phys, adsp->mem_size,
-			     &adsp->mem_reloc);
+	/* Failures only affect post mortem debugging, so ignore return value */
+	qcom_pil_info_store(adsp->info_name, adsp->mem_reloc, adsp->mem_size);
 
+	return 0;
 }
 
 static int adsp_start(struct rproc *rproc)
@@ -376,6 +385,9 @@ static int adsp_probe(struct platform_device *pdev)
 	if (!qcom_scm_is_available())
 		return -EPROBE_DEFER;
 
+	if (!qcom_pil_info_available())
+		return -EPROBE_DEFER;
+
 	fw_name = desc->firmware_name;
 	ret = of_property_read_string(pdev->dev.of_node, "firmware-name",
 				      &fw_name);
@@ -396,6 +408,7 @@ static int adsp_probe(struct platform_device *pdev)
 	adsp->rproc = rproc;
 	adsp->pas_id = desc->pas_id;
 	adsp->has_aggre2_clk = desc->has_aggre2_clk;
+	adsp->info_name = desc->sysmon_name;
 	platform_set_drvdata(pdev, adsp);
 
 	ret = adsp_alloc_memory_region(adsp);
diff --git a/drivers/remoteproc/qcom_q6v5_wcss.c b/drivers/remoteproc/qcom_q6v5_wcss.c
index f93e1e4a1cc0..f76b7feccf25 100644
--- a/drivers/remoteproc/qcom_q6v5_wcss.c
+++ b/drivers/remoteproc/qcom_q6v5_wcss.c
@@ -421,10 +421,18 @@ static void *q6v5_wcss_da_to_va(struct rproc *rproc, u64 da, int len)
 static int q6v5_wcss_load(struct rproc *rproc, const struct firmware *fw)
 {
 	struct q6v5_wcss *wcss = rproc->priv;
+	int ret;
+
+	ret = qcom_mdt_load_no_init(wcss->dev, fw, rproc->firmware,
+				    0, wcss->mem_region, wcss->mem_phys,
+				    wcss->mem_size, &wcss->mem_reloc);
+	if (ret)
+		return ret;
+
+	/* Failures only affect post mortem debugging, so ignore return value */
+	qcom_pil_info_store("wcnss", wcss->mem_reloc, wcss->mem_size);
 
-	return qcom_mdt_load_no_init(wcss->dev, fw, rproc->firmware,
-				     0, wcss->mem_region, wcss->mem_phys,
-				     wcss->mem_size, &wcss->mem_reloc);
+	return ret;
 }
 
 static const struct rproc_ops q6v5_wcss_ops = {
diff --git a/drivers/remoteproc/qcom_wcnss.c b/drivers/remoteproc/qcom_wcnss.c
index dc135754bb9c..c162cda1154f 100644
--- a/drivers/remoteproc/qcom_wcnss.c
+++ b/drivers/remoteproc/qcom_wcnss.c
@@ -27,6 +27,7 @@
 
 #include "qcom_common.h"
 #include "remoteproc_internal.h"
+#include "qcom_pil_info.h"
 #include "qcom_wcnss.h"
 
 #define WCNSS_CRASH_REASON_SMEM		422
@@ -145,10 +146,18 @@ void qcom_wcnss_assign_iris(struct qcom_wcnss *wcnss,
 static int wcnss_load(struct rproc *rproc, const struct firmware *fw)
 {
 	struct qcom_wcnss *wcnss = (struct qcom_wcnss *)rproc->priv;
+	int ret;
+
+	ret = qcom_mdt_load(wcnss->dev, fw, rproc->firmware, WCNSS_PAS_ID,
+			    wcnss->mem_region, wcnss->mem_phys,
+			    wcnss->mem_size, &wcnss->mem_reloc);
+	if (ret)
+		return ret;
 
-	return qcom_mdt_load(wcnss->dev, fw, rproc->firmware, WCNSS_PAS_ID,
-			     wcnss->mem_region, wcnss->mem_phys,
-			     wcnss->mem_size, &wcnss->mem_reloc);
+	/* Failures only affect post mortem debugging, so ignore return value */
+	qcom_pil_info_store("wcnss", wcnss->mem_reloc, wcnss->mem_size);
+
+	return 0;
 }
 
 static void wcnss_indicate_nv_download(struct qcom_wcnss *wcnss)
@@ -469,6 +478,9 @@ static int wcnss_probe(struct platform_device *pdev)
 	if (!qcom_scm_is_available())
 		return -EPROBE_DEFER;
 
+	if (!qcom_pil_info_available())
+		return -EPROBE_DEFER;
+
 	if (!qcom_scm_pas_supported(WCNSS_PAS_ID)) {
 		dev_err(&pdev->dev, "PAS is not available for WCNSS\n");
 		return -ENXIO;
-- 
2.24.0




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