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Message-Id: <20240521-qcom-firmware-name-v1-3-99a6d32b1e5e@linaro.org>
Date: Tue, 21 May 2024 12:45:23 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Bjorn Andersson <andersson@...nel.org>,
Konrad Dybcio <konrad.dybcio@...aro.org>,
Loic Poulain <loic.poulain@...aro.org>, Kalle Valo <kvalo@...nel.org>,
Mathieu Poirier <mathieu.poirier@...aro.org>, Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>
Cc: linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
wcn36xx@...ts.infradead.org, linux-wireless@...r.kernel.org,
linux-remoteproc@...r.kernel.org, devicetree@...r.kernel.org,
Arnd Bergmann <arnd@...db.de>,
Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Subject: [PATCH 03/12] soc: qcom: wcnss_ctrl: make use of QCOM_FW_HELPER
Make the driver use qcom_fw_helper to autodetect the path to the
calibration data file.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
---
drivers/soc/qcom/Kconfig | 1 +
drivers/soc/qcom/wcnss_ctrl.c | 9 +++++++++
2 files changed, 10 insertions(+)
diff --git a/drivers/soc/qcom/Kconfig b/drivers/soc/qcom/Kconfig
index b663774d65f8..3af3f15175e4 100644
--- a/drivers/soc/qcom/Kconfig
+++ b/drivers/soc/qcom/Kconfig
@@ -238,6 +238,7 @@ config QCOM_WCNSS_CTRL
tristate "Qualcomm WCNSS control driver"
depends on ARCH_QCOM || COMPILE_TEST
depends on RPMSG
+ select QCOM_FW_HELPER
help
Client driver for the WCNSS_CTRL SMD channel, used to download nv
firmware to a newly booted WCNSS chip.
diff --git a/drivers/soc/qcom/wcnss_ctrl.c b/drivers/soc/qcom/wcnss_ctrl.c
index 148bcbac332d..7d1a4536226a 100644
--- a/drivers/soc/qcom/wcnss_ctrl.c
+++ b/drivers/soc/qcom/wcnss_ctrl.c
@@ -12,6 +12,7 @@
#include <linux/platform_device.h>
#include <linux/rpmsg.h>
#include <linux/soc/qcom/wcnss_ctrl.h>
+#include <linux/soc/qcom/fw_helper.h>
#define WCNSS_REQUEST_TIMEOUT (5 * HZ)
#define WCNSS_CBC_TIMEOUT (10 * HZ)
@@ -214,11 +215,19 @@ static int wcnss_download_nv(struct wcnss_ctrl *wcnss, bool *expect_cbc)
if (ret < 0 && ret != -EINVAL)
goto free_req;
+ nvbin = qcom_get_board_fw(nvbin);
+ if (!nvbin) {
+ ret = -ENOMEM;
+ goto free_req;
+ }
+
ret = request_firmware(&fw, nvbin, dev);
if (ret < 0) {
dev_err(dev, "Failed to load nv file %s: %d\n", nvbin, ret);
+ kfree(nvbin);
goto free_req;
}
+ kfree(nvbin);
data = fw->data;
left = fw->size;
--
2.39.2
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