From: Caleb Connolly Date: Mon, 15 Jul 2024 10:08:04 +0000 (+0200) Subject: soc: qcom: cmd-db: drop unused functions X-Git-Url: http://git.dujemihanovic.xyz/img/static/git-favicon.png?a=commitdiff_plain;h=bb991ab7a9bb0d070728fd5c9876f84cbe8bd325;p=u-boot.git soc: qcom: cmd-db: drop unused functions Due to our simpler rpmh-rsc driver and lack of debugfs, we don't need quite a few cmd-db functions, just drop them. Acked-by: Sumit Garg Signed-off-by: Caleb Connolly --- diff --git a/drivers/soc/qcom/cmd-db.c b/drivers/soc/qcom/cmd-db.c index b25f3549c1..4317310d0b 100644 --- a/drivers/soc/qcom/cmd-db.c +++ b/drivers/soc/qcom/cmd-db.c @@ -195,148 +195,6 @@ u32 cmd_db_read_addr(const char *id) } EXPORT_SYMBOL_GPL(cmd_db_read_addr); -/** - * cmd_db_read_aux_data() - Query command db for aux data. - * - * @id: Resource to retrieve AUX Data on - * @len: size of data buffer returned - * - * Return: pointer to data on success, error pointer otherwise - */ -const void *cmd_db_read_aux_data(const char *id, size_t *len) -{ - int ret; - const struct entry_header *ent; - const struct rsc_hdr *rsc_hdr; - - ret = cmd_db_get_header(id, &ent, &rsc_hdr); - if (ret) - return ERR_PTR(ret); - - if (len) - *len = le16_to_cpu(ent->len); - - return rsc_offset(rsc_hdr, ent); -} -EXPORT_SYMBOL_GPL(cmd_db_read_aux_data); - -/** - * cmd_db_match_resource_addr() - Compare if both Resource addresses are same - * - * @addr1: Resource address to compare - * @addr2: Resource address to compare - * - * Return: true if two addresses refer to the same resource, false otherwise - */ -bool cmd_db_match_resource_addr(u32 addr1, u32 addr2) -{ - /* - * Each RPMh VRM accelerator resource has 3 or 4 contiguous 4-byte - * aligned addresses associated with it. Ignore the offset to check - * for VRM requests. - */ - if (addr1 == addr2) - return true; - else if (SLAVE_ID(addr1) == CMD_DB_HW_VRM && VRM_ADDR(addr1) == VRM_ADDR(addr2)) - return true; - - return false; -} -EXPORT_SYMBOL_GPL(cmd_db_match_resource_addr); - -/** - * cmd_db_read_slave_id - Get the slave ID for a given resource address - * - * @id: Resource id to query the DB for version - * - * Return: cmd_db_hw_type enum on success, CMD_DB_HW_INVALID on error - */ -enum cmd_db_hw_type cmd_db_read_slave_id(const char *id) -{ - int ret; - const struct entry_header *ent; - u32 addr; - - ret = cmd_db_get_header(id, &ent, NULL); - if (ret < 0) - return CMD_DB_HW_INVALID; - - addr = le32_to_cpu(ent->addr); - return (addr >> SLAVE_ID_SHIFT) & SLAVE_ID_MASK; -} -EXPORT_SYMBOL_GPL(cmd_db_read_slave_id); - -#ifdef CONFIG_DEBUG_FS -static int cmd_db_debugfs_dump(struct seq_file *seq, void *p) -{ - int i, j; - const struct rsc_hdr *rsc; - const struct entry_header *ent; - const char *name; - u16 len, version; - u8 major, minor; - - seq_puts(seq, "Command DB DUMP\n"); - - for (i = 0; i < MAX_SLV_ID; i++) { - rsc = &cmd_db_header->header[i]; - if (!rsc->slv_id) - break; - - switch (le16_to_cpu(rsc->slv_id)) { - case CMD_DB_HW_ARC: - name = "ARC"; - break; - case CMD_DB_HW_VRM: - name = "VRM"; - break; - case CMD_DB_HW_BCM: - name = "BCM"; - break; - default: - name = "Unknown"; - break; - } - - version = le16_to_cpu(rsc->version); - major = version >> 8; - minor = version; - - seq_printf(seq, "Slave %s (v%u.%u)\n", name, major, minor); - seq_puts(seq, "-------------------------\n"); - - ent = rsc_to_entry_header(rsc); - for (j = 0; j < le16_to_cpu(rsc->cnt); j++, ent++) { - seq_printf(seq, "0x%05x: %*pEp", le32_to_cpu(ent->addr), - (int)strnlen(ent->id, sizeof(ent->id)), ent->id); - - len = le16_to_cpu(ent->len); - if (len) { - seq_printf(seq, " [%*ph]", - len, rsc_offset(rsc, ent)); - } - seq_putc(seq, '\n'); - } - } - - return 0; -} - -static int open_cmd_db_debugfs(struct inode *inode, struct file *file) -{ - return single_open(file, cmd_db_debugfs_dump, inode->i_private); -} -#endif - -static const struct file_operations cmd_db_debugfs_ops = { -#ifdef CONFIG_DEBUG_FS - .open = open_cmd_db_debugfs, -#endif - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; - static int cmd_db_dev_probe(struct platform_device *pdev) { struct reserved_mem *rmem; @@ -360,8 +218,6 @@ static int cmd_db_dev_probe(struct platform_device *pdev) return -EINVAL; } - debugfs_create_file("cmd-db", 0400, NULL, NULL, &cmd_db_debugfs_ops); - device_set_pm_not_required(&pdev->dev); return 0; diff --git a/include/soc/qcom/cmd-db.h b/include/soc/qcom/cmd-db.h index 47a6cab75e..753c7923f8 100644 --- a/include/soc/qcom/cmd-db.h +++ b/include/soc/qcom/cmd-db.h @@ -22,26 +22,11 @@ enum cmd_db_hw_type { #if IS_ENABLED(CONFIG_QCOM_COMMAND_DB) u32 cmd_db_read_addr(const char *resource_id); -const void *cmd_db_read_aux_data(const char *resource_id, size_t *len); - -bool cmd_db_match_resource_addr(u32 addr1, u32 addr2); - -enum cmd_db_hw_type cmd_db_read_slave_id(const char *resource_id); - int cmd_db_ready(void); #else static inline u32 cmd_db_read_addr(const char *resource_id) { return 0; } -static inline const void *cmd_db_read_aux_data(const char *resource_id, size_t *len) -{ return ERR_PTR(-ENODEV); } - -static inline bool cmd_db_match_resource_addr(u32 addr1, u32 addr2) -{ return false; } - -static inline enum cmd_db_hw_type cmd_db_read_slave_id(const char *resource_id) -{ return -ENODEV; } - static inline int cmd_db_ready(void) { return -ENODEV; } #endif /* CONFIG_QCOM_COMMAND_DB */