Peripheral and pas_id refers to unique id for a subsystem and used only when peripheral authentication service from secure world is utilized.
Lets rename peripheral to pas_id to reflect closer to its meaning. Signed-off-by: Mukesh Ojha <mukesh.o...@oss.qualcomm.com> --- drivers/firmware/qcom/qcom_scm.c | 30 +++++++++++++++--------------- include/linux/firmware/qcom/qcom_scm.h | 10 +++++----- 2 files changed, 20 insertions(+), 20 deletions(-) diff --git a/drivers/firmware/qcom/qcom_scm.c b/drivers/firmware/qcom/qcom_scm.c index e777b7cb9b12..3379607eaf94 100644 --- a/drivers/firmware/qcom/qcom_scm.c +++ b/drivers/firmware/qcom/qcom_scm.c @@ -562,7 +562,7 @@ static void qcom_scm_set_download_mode(u32 dload_mode) * qcom_scm_pas_init_image() - Initialize peripheral authentication service * state machine for a given peripheral, using the * metadata - * @peripheral: peripheral id + * @pas_id: peripheral authentication service id * @metadata: pointer to memory containing ELF header, program header table * and optional blob of data used for authenticating the metadata * and the rest of the firmware @@ -575,7 +575,7 @@ static void qcom_scm_set_download_mode(u32 dload_mode) * track the metadata allocation, this needs to be released by invoking * qcom_scm_pas_metadata_release() by the caller. */ -int qcom_scm_pas_init_image(u32 peripheral, const void *metadata, size_t size, +int qcom_scm_pas_init_image(u32 pas_id, const void *metadata, size_t size, struct qcom_scm_pas_metadata *ctx) { dma_addr_t mdata_phys; @@ -585,7 +585,7 @@ int qcom_scm_pas_init_image(u32 peripheral, const void *metadata, size_t size, .svc = QCOM_SCM_SVC_PIL, .cmd = QCOM_SCM_PIL_PAS_INIT_IMAGE, .arginfo = QCOM_SCM_ARGS(2, QCOM_SCM_VAL, QCOM_SCM_RW), - .args[0] = peripheral, + .args[0] = pas_id, .owner = ARM_SMCCC_OWNER_SIP, }; struct qcom_scm_res res; @@ -658,20 +658,20 @@ EXPORT_SYMBOL_GPL(qcom_scm_pas_metadata_release); /** * qcom_scm_pas_mem_setup() - Prepare the memory related to a given peripheral * for firmware loading - * @peripheral: peripheral id + * @pas_id: peripheral authentication service id * @addr: start address of memory area to prepare * @size: size of the memory area to prepare * * Returns 0 on success. */ -int qcom_scm_pas_mem_setup(u32 peripheral, phys_addr_t addr, phys_addr_t size) +int qcom_scm_pas_mem_setup(u32 pas_id, phys_addr_t addr, phys_addr_t size) { int ret; struct qcom_scm_desc desc = { .svc = QCOM_SCM_SVC_PIL, .cmd = QCOM_SCM_PIL_PAS_MEM_SETUP, .arginfo = QCOM_SCM_ARGS(3), - .args[0] = peripheral, + .args[0] = pas_id, .args[1] = addr, .args[2] = size, .owner = ARM_SMCCC_OWNER_SIP, @@ -699,18 +699,18 @@ EXPORT_SYMBOL_GPL(qcom_scm_pas_mem_setup); /** * qcom_scm_pas_auth_and_reset() - Authenticate the given peripheral firmware * and reset the remote processor - * @peripheral: peripheral id + * @pas_id: peripheral authentication service id * * Return 0 on success. */ -int qcom_scm_pas_auth_and_reset(u32 peripheral) +int qcom_scm_pas_auth_and_reset(u32 pas_id) { int ret; struct qcom_scm_desc desc = { .svc = QCOM_SCM_SVC_PIL, .cmd = QCOM_SCM_PIL_PAS_AUTH_AND_RESET, .arginfo = QCOM_SCM_ARGS(1), - .args[0] = peripheral, + .args[0] = pas_id, .owner = ARM_SMCCC_OWNER_SIP, }; struct qcom_scm_res res; @@ -735,18 +735,18 @@ EXPORT_SYMBOL_GPL(qcom_scm_pas_auth_and_reset); /** * qcom_scm_pas_shutdown() - Shut down the remote processor - * @peripheral: peripheral id + * @pas_id: peripheral authentication service id * * Returns 0 on success. */ -int qcom_scm_pas_shutdown(u32 peripheral) +int qcom_scm_pas_shutdown(u32 pas_id) { int ret; struct qcom_scm_desc desc = { .svc = QCOM_SCM_SVC_PIL, .cmd = QCOM_SCM_PIL_PAS_SHUTDOWN, .arginfo = QCOM_SCM_ARGS(1), - .args[0] = peripheral, + .args[0] = pas_id, .owner = ARM_SMCCC_OWNER_SIP, }; struct qcom_scm_res res; @@ -772,18 +772,18 @@ EXPORT_SYMBOL_GPL(qcom_scm_pas_shutdown); /** * qcom_scm_pas_supported() - Check if the peripheral authentication service is * available for the given peripherial - * @peripheral: peripheral id + * @pas_id: peripheral authentication service id * * Returns true if PAS is supported for this peripheral, otherwise false. */ -bool qcom_scm_pas_supported(u32 peripheral) +bool qcom_scm_pas_supported(u32 pas_id) { int ret; struct qcom_scm_desc desc = { .svc = QCOM_SCM_SVC_PIL, .cmd = QCOM_SCM_PIL_PAS_IS_SUPPORTED, .arginfo = QCOM_SCM_ARGS(1), - .args[0] = peripheral, + .args[0] = pas_id, .owner = ARM_SMCCC_OWNER_SIP, }; struct qcom_scm_res res; diff --git a/include/linux/firmware/qcom/qcom_scm.h b/include/linux/firmware/qcom/qcom_scm.h index a55ca771286b..a13f703b16cd 100644 --- a/include/linux/firmware/qcom/qcom_scm.h +++ b/include/linux/firmware/qcom/qcom_scm.h @@ -72,13 +72,13 @@ struct qcom_scm_pas_metadata { ssize_t size; }; -int qcom_scm_pas_init_image(u32 peripheral, const void *metadata, size_t size, +int qcom_scm_pas_init_image(u32 pas_id, const void *metadata, size_t size, struct qcom_scm_pas_metadata *ctx); void qcom_scm_pas_metadata_release(struct qcom_scm_pas_metadata *ctx); -int qcom_scm_pas_mem_setup(u32 peripheral, phys_addr_t addr, phys_addr_t size); -int qcom_scm_pas_auth_and_reset(u32 peripheral); -int qcom_scm_pas_shutdown(u32 peripheral); -bool qcom_scm_pas_supported(u32 peripheral); +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); int qcom_scm_io_readl(phys_addr_t addr, unsigned int *val); int qcom_scm_io_writel(phys_addr_t addr, unsigned int val); -- 2.50.1