diff options
Diffstat (limited to 'target/linux/qualcommax/patches-6.6/0114-remoteproc-qcom-Add-support-for-split-q6-m3-wlan-fir.patch')
| -rw-r--r-- | target/linux/qualcommax/patches-6.6/0114-remoteproc-qcom-Add-support-for-split-q6-m3-wlan-fir.patch | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/target/linux/qualcommax/patches-6.6/0114-remoteproc-qcom-Add-support-for-split-q6-m3-wlan-fir.patch b/target/linux/qualcommax/patches-6.6/0114-remoteproc-qcom-Add-support-for-split-q6-m3-wlan-fir.patch new file mode 100644 index 0000000000..e5c9506c89 --- /dev/null +++ b/target/linux/qualcommax/patches-6.6/0114-remoteproc-qcom-Add-support-for-split-q6-m3-wlan-fir.patch @@ -0,0 +1,103 @@ +From b422c9d4f048b086ce83f44a7cfcddcce162897f Mon Sep 17 00:00:00 2001 +From: Gokul Sriram Palanisamy <gokulsri@codeaurora.org> +Date: Sat, 30 Jan 2021 10:50:07 +0530 +Subject: [PATCH] remoteproc: qcom: Add support for split q6 + m3 wlan firmware + +IPQ8074 supports split firmware for q6 and m3 as well. +So add support for loading the m3 firmware before q6. +Now the drivers works fine for both split and unified +firmwares. + +Signed-off-by: Gokul Sriram Palanisamy <gokulsri@codeaurora.org> +Signed-off-by: Sricharan R <sricharan@codeaurora.org> +Signed-off-by: Nikhil Prakash V <nprakash@codeaurora.org> +--- + drivers/remoteproc/qcom_q6v5_wcss.c | 33 +++++++++++++++++++++++++---- + 1 file changed, 29 insertions(+), 4 deletions(-) + +--- a/drivers/remoteproc/qcom_q6v5_wcss.c ++++ b/drivers/remoteproc/qcom_q6v5_wcss.c +@@ -139,6 +139,7 @@ struct q6v5_wcss { + u32 version; + bool requires_force_stop; + bool need_mem_protection; ++ const char *m3_firmware_name; + + struct qcom_rproc_glink glink_subdev; + struct qcom_rproc_ssr ssr_subdev; +@@ -147,7 +148,8 @@ struct q6v5_wcss { + struct wcss_data { + int (*init_clock)(struct q6v5_wcss *wcss); + int (*init_regulator)(struct q6v5_wcss *wcss); +- const char *firmware_name; ++ const char *q6_firmware_name; ++ const char *m3_firmware_name; + unsigned int crash_reason_smem; + u32 version; + bool aon_reset_required; +@@ -789,8 +791,29 @@ static void *q6v5_wcss_da_to_va(struct r + static int q6v5_wcss_load(struct rproc *rproc, const struct firmware *fw) + { + struct q6v5_wcss *wcss = rproc->priv; ++ const struct firmware *m3_fw; + int ret; + ++ if (wcss->m3_firmware_name) { ++ ret = request_firmware(&m3_fw, wcss->m3_firmware_name, ++ wcss->dev); ++ if (ret) ++ goto skip_m3; ++ ++ ret = qcom_mdt_load_no_init(wcss->dev, m3_fw, ++ wcss->m3_firmware_name, 0, ++ wcss->mem_region, wcss->mem_phys, ++ wcss->mem_size, &wcss->mem_reloc); ++ ++ release_firmware(m3_fw); ++ ++ if (ret) { ++ dev_err(wcss->dev, "can't load m3_fw.bXX\n"); ++ return ret; ++ } ++ } ++ ++skip_m3: + if (wcss->need_mem_protection) + ret = qcom_mdt_load(wcss->dev, fw, rproc->firmware, + WCNSS_PAS_ID, wcss->mem_region, +@@ -1072,7 +1095,7 @@ static int q6v5_wcss_probe(struct platfo + return -EPROBE_DEFER; + + rproc = rproc_alloc(&pdev->dev, pdev->name, desc->ops, +- desc->firmware_name, sizeof(*wcss)); ++ desc->q6_firmware_name, sizeof(*wcss)); + if (!rproc) { + dev_err(&pdev->dev, "failed to allocate rproc\n"); + return -ENOMEM; +@@ -1085,6 +1108,7 @@ static int q6v5_wcss_probe(struct platfo + wcss->version = desc->version; + wcss->requires_force_stop = desc->requires_force_stop; + wcss->need_mem_protection = desc->need_mem_protection; ++ wcss->m3_firmware_name = desc->m3_firmware_name; + + ret = q6v5_wcss_init_mmio(wcss, pdev); + if (ret) +@@ -1150,7 +1174,8 @@ static int q6v5_wcss_remove(struct platf + + static const struct wcss_data wcss_ipq8074_res_init = { + .init_clock = ipq8074_init_clock, +- .firmware_name = "IPQ8074/q6_fw.mdt", ++ .q6_firmware_name = "IPQ8074/q6_fw.mdt", ++ .m3_firmware_name = "IPQ8074/m3_fw.mdt", + .crash_reason_smem = WCSS_CRASH_REASON, + .aon_reset_required = true, + .wcss_q6_reset_required = true, +@@ -1163,7 +1188,7 @@ static const struct wcss_data wcss_qcs40 + .init_clock = qcs404_init_clock, + .init_regulator = qcs404_init_regulator, + .crash_reason_smem = WCSS_CRASH_REASON, +- .firmware_name = "wcnss.mdt", ++ .q6_firmware_name = "wcnss.mdt", + .version = WCSS_QCS404, + .aon_reset_required = false, + .wcss_q6_reset_required = false, |