[PATCH 14/14] firmware: qcom_scm: Remove SCM PAS wrappers
From: Sumit Garg <sumit.garg@kernel.org>
Date: 2026-03-06 10:54:23
Also in:
ath12k, dri-devel, linux-arm-msm, linux-devicetree, linux-media, linux-remoteproc, linux-wireless, op-tee
Subsystem:
arm/qualcomm mailing list, arm/qualcomm support, the rest · Maintainers:
Bjorn Andersson, Konrad Dybcio, Linus Torvalds
From: Sumit Garg <redacted> Now since all the Qcom SCM client drivers have been migrated over to generic PAS TZ service, let's drop the exported SCM PAS wrappers. Signed-off-by: Sumit Garg <redacted> --- drivers/firmware/qcom/qcom_scm.c | 84 -------------------------- include/linux/firmware/qcom/qcom_scm.h | 29 --------- 2 files changed, 113 deletions(-)
diff --git a/drivers/firmware/qcom/qcom_scm.c b/drivers/firmware/qcom/qcom_scm.c
index 2d7937ae7c8f..ce68ed294d78 100644
--- a/drivers/firmware/qcom/qcom_scm.c
+++ b/drivers/firmware/qcom/qcom_scm.c@@ -554,26 +554,6 @@ static void qcom_scm_set_download_mode(u32 dload_mode) dev_err(__scm->dev, "failed to set download mode: %d\n", ret); } -struct qcom_scm_pas_context *devm_qcom_scm_pas_context_alloc(struct device *dev, - u32 pas_id, - phys_addr_t mem_phys, - size_t mem_size) -{ - struct qcom_pas_context *ctx; - - ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL); - if (!ctx) - return ERR_PTR(-ENOMEM); - - ctx->dev = dev; - ctx->pas_id = pas_id; - ctx->mem_phys = mem_phys; - ctx->mem_size = mem_size; - - return (struct qcom_scm_pas_context *)ctx; -} -EXPORT_SYMBOL_GPL(devm_qcom_scm_pas_context_alloc); - static int __qcom_scm_pas_init_image(struct device *dev, u32 pas_id, dma_addr_t mdata_phys, struct qcom_scm_res *res)
@@ -674,14 +654,6 @@ static int __qcom_scm_pas_init_image2(struct device *dev, u32 pas_id, return ret ? : res.result[0]; } -int qcom_scm_pas_init_image(u32 pas_id, const void *metadata, size_t size, - struct qcom_scm_pas_context *ctx) -{ - return __qcom_scm_pas_init_image2(__scm->dev, pas_id, metadata, size, - (struct qcom_pas_context *)ctx); -} -EXPORT_SYMBOL_GPL(qcom_scm_pas_init_image); - static void __qcom_scm_pas_metadata_release(struct device *dev, struct qcom_pas_context *ctx) {
@@ -693,13 +665,6 @@ static void __qcom_scm_pas_metadata_release(struct device *dev, ctx->ptr = NULL; } -void qcom_scm_pas_metadata_release(struct qcom_scm_pas_context *ctx) -{ - __qcom_scm_pas_metadata_release(__scm->dev, - (struct qcom_pas_context *)ctx); -} -EXPORT_SYMBOL_GPL(qcom_scm_pas_metadata_release); - static int __qcom_scm_pas_mem_setup(struct device *dev, u32 pas_id, phys_addr_t addr, phys_addr_t size) {
@@ -732,12 +697,6 @@ static int __qcom_scm_pas_mem_setup(struct device *dev, u32 pas_id, return ret ? : res.result[0]; } -int qcom_scm_pas_mem_setup(u32 pas_id, phys_addr_t addr, phys_addr_t size) -{ - return __qcom_scm_pas_mem_setup(__scm->dev, pas_id, addr, size); -} -EXPORT_SYMBOL_GPL(qcom_scm_pas_mem_setup); - static void *__qcom_scm_pas_get_rsc_table(struct device *dev, u32 pas_id, void *input_rt_tzm, size_t input_rt_size,
@@ -867,18 +826,6 @@ static void *__qcom_scm_pas_get_rsc_table2(struct device *dev, return ret ? ERR_PTR(ret) : tbl_ptr; } -struct resource_table *qcom_scm_pas_get_rsc_table(struct qcom_scm_pas_context *ctx, - void *input_rt, - size_t input_rt_size, - size_t *output_rt_size) -{ - return __qcom_scm_pas_get_rsc_table2(__scm->dev, - (struct qcom_pas_context *)ctx, - input_rt, input_rt_size, - output_rt_size); -} -EXPORT_SYMBOL_GPL(qcom_scm_pas_get_rsc_table); - static int __qcom_scm_pas_auth_and_reset(struct device *dev, u32 pas_id) { int ret;
@@ -908,12 +855,6 @@ static int __qcom_scm_pas_auth_and_reset(struct device *dev, u32 pas_id) return ret ? : res.result[0]; } -int qcom_scm_pas_auth_and_reset(u32 pas_id) -{ - return __qcom_scm_pas_auth_and_reset(__scm->dev, pas_id); -} -EXPORT_SYMBOL_GPL(qcom_scm_pas_auth_and_reset); - static int __qcom_scm_pas_prepare_and_auth_reset(struct device *dev, struct qcom_pas_context *ctx) {
@@ -942,13 +883,6 @@ static int __qcom_scm_pas_prepare_and_auth_reset(struct device *dev, return ret; } -int qcom_scm_pas_prepare_and_auth_reset(struct qcom_scm_pas_context *ctx) -{ - return __qcom_scm_pas_prepare_and_auth_reset(__scm->dev, - (struct qcom_pas_context *)ctx); -} -EXPORT_SYMBOL_GPL(qcom_scm_pas_prepare_and_auth_reset); - static int __qcom_scm_pas_set_remote_state(struct device *dev, u32 state, u32 pas_id) {
@@ -968,12 +902,6 @@ static int __qcom_scm_pas_set_remote_state(struct device *dev, u32 state, return ret ? : res.result[0]; } -int qcom_scm_set_remote_state(u32 state, u32 id) -{ - return __qcom_scm_pas_set_remote_state(__scm->dev, state, id); -} -EXPORT_SYMBOL_GPL(qcom_scm_set_remote_state); - static int __qcom_scm_pas_shutdown(struct device *dev, u32 pas_id) { int ret;
@@ -1003,12 +931,6 @@ static int __qcom_scm_pas_shutdown(struct device *dev, u32 pas_id) return ret ? : res.result[0]; } -int qcom_scm_pas_shutdown(u32 pas_id) -{ - return __qcom_scm_pas_shutdown(__scm->dev, pas_id); -} -EXPORT_SYMBOL_GPL(qcom_scm_pas_shutdown); - static bool __qcom_scm_pas_supported(struct device *dev, u32 pas_id) { int ret;
@@ -1030,12 +952,6 @@ static bool __qcom_scm_pas_supported(struct device *dev, u32 pas_id) return ret ? false : !!res.result[0]; } -bool qcom_scm_pas_supported(u32 pas_id) -{ - return __qcom_scm_pas_supported(__scm->dev, pas_id); -} -EXPORT_SYMBOL_GPL(qcom_scm_pas_supported); - static struct qcom_pas_ops qcom_pas_ops_scm = { .drv_name = "qcom_scm", .supported = __qcom_scm_pas_supported,
diff --git a/include/linux/firmware/qcom/qcom_scm.h b/include/linux/firmware/qcom/qcom_scm.h
index 5747bd191bf1..a0a6bc0229c4 100644
--- a/include/linux/firmware/qcom/qcom_scm.h
+++ b/include/linux/firmware/qcom/qcom_scm.h@@ -64,35 +64,6 @@ bool qcom_scm_is_available(void); int qcom_scm_set_cold_boot_addr(void *entry); int qcom_scm_set_warm_boot_addr(void *entry); void qcom_scm_cpu_power_down(u32 flags); -int qcom_scm_set_remote_state(u32 state, u32 id); - -struct qcom_scm_pas_context { - struct device *dev; - u32 pas_id; - phys_addr_t mem_phys; - size_t mem_size; - void *ptr; - dma_addr_t phys; - ssize_t size; - bool use_tzmem; -}; - -struct qcom_scm_pas_context *devm_qcom_scm_pas_context_alloc(struct device *dev, - u32 pas_id, - phys_addr_t mem_phys, - size_t mem_size); -int qcom_scm_pas_init_image(u32 pas_id, const void *metadata, size_t size, - struct qcom_scm_pas_context *ctx); -void qcom_scm_pas_metadata_release(struct qcom_scm_pas_context *ctx); -int qcom_scm_pas_mem_setup(u32 pas_id, phys_addr_t addr, phys_addr_t size); -int qcom_scm_pas_auth_and_reset(u32 pas_id); -int qcom_scm_pas_shutdown(u32 pas_id); -bool qcom_scm_pas_supported(u32 pas_id); -struct resource_table *qcom_scm_pas_get_rsc_table(struct qcom_scm_pas_context *ctx, - void *input_rt, size_t input_rt_size, - size_t *output_rt_size); - -int qcom_scm_pas_prepare_and_auth_reset(struct qcom_scm_pas_context *ctx); int qcom_scm_io_readl(phys_addr_t addr, unsigned int *val); int qcom_scm_io_writel(phys_addr_t addr, unsigned int val);
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2.51.0