summaryrefslogtreecommitdiff
path: root/include/linux/soc
diff options
context:
space:
mode:
authorAngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>2023-02-22 12:42:52 +0300
committerMatthias Brugger <matthias.bgg@gmail.com>2023-04-02 19:52:03 +0300
commiteb0d8623b9b805cbcab87620a363292552c19359 (patch)
treecc141a8e76afdd16d25c662a88e94864a82100e7 /include/linux/soc
parent1fccd1ef65b2b100b53b534894366f575b390e70 (diff)
downloadlinux-eb0d8623b9b805cbcab87620a363292552c19359.tar.xz
soc: mediatek: cmdq: Add inline functions for !CONFIG_MTK_CMDQ
In preparation for a cleanup of ifdef instances of IS_REACHABLE() for the CONFIG_MTK_CMDQ configuration option, add inline functions that will either return a failure or, for void functions, do nothing. Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> Reviewed-by: Chen-Yu Tsai <wenst@chromium.org> Link: https://lore.kernel.org/r/20230222094253.23678-9-angelogioacchino.delregno@collabora.com Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
Diffstat (limited to 'include/linux/soc')
-rw-r--r--include/linux/soc/mediatek/mtk-cmdq.h114
1 files changed, 114 insertions, 0 deletions
diff --git a/include/linux/soc/mediatek/mtk-cmdq.h b/include/linux/soc/mediatek/mtk-cmdq.h
index 2b498f4f3946..649955d2cf5c 100644
--- a/include/linux/soc/mediatek/mtk-cmdq.h
+++ b/include/linux/soc/mediatek/mtk-cmdq.h
@@ -27,6 +27,8 @@ struct cmdq_client {
struct mbox_chan *chan;
};
+#if IS_ENABLED(CONFIG_MTK_CMDQ)
+
/**
* cmdq_dev_get_client_reg() - parse cmdq client reg from the device
* node of CMDQ client
@@ -277,4 +279,116 @@ int cmdq_pkt_finalize(struct cmdq_pkt *pkt);
*/
int cmdq_pkt_flush_async(struct cmdq_pkt *pkt);
+#else /* IS_ENABLED(CONFIG_MTK_CMDQ) */
+
+static inline int cmdq_dev_get_client_reg(struct device *dev,
+ struct cmdq_client_reg *client_reg, int idx)
+{
+ return -ENODEV;
+}
+
+static inline struct cmdq_client *cmdq_mbox_create(struct device *dev, int index)
+{
+ return ERR_PTR(-EINVAL);
+}
+
+static inline void cmdq_mbox_destroy(struct cmdq_client *client) { }
+
+static inline struct cmdq_pkt *cmdq_pkt_create(struct cmdq_client *client, size_t size)
+{
+ return ERR_PTR(-EINVAL);
+}
+
+static inline void cmdq_pkt_destroy(struct cmdq_pkt *pkt) { }
+
+static inline int cmdq_pkt_write(struct cmdq_pkt *pkt, u8 subsys, u16 offset, u32 value)
+{
+ return -ENOENT;
+}
+
+static inline int cmdq_pkt_write_mask(struct cmdq_pkt *pkt, u8 subsys,
+ u16 offset, u32 value, u32 mask)
+{
+ return -ENOENT;
+}
+
+static inline int cmdq_pkt_read_s(struct cmdq_pkt *pkt, u16 high_addr_reg_idx,
+ u16 addr_low, u16 reg_idx)
+{
+ return -ENOENT;
+}
+
+static inline int cmdq_pkt_write_s(struct cmdq_pkt *pkt, u16 high_addr_reg_idx,
+ u16 addr_low, u16 src_reg_idx)
+{
+ return -ENOENT;
+}
+
+static inline int cmdq_pkt_write_s_mask(struct cmdq_pkt *pkt, u16 high_addr_reg_idx,
+ u16 addr_low, u16 src_reg_idx, u32 mask)
+{
+ return -ENOENT;
+}
+
+static inline int cmdq_pkt_write_s_value(struct cmdq_pkt *pkt, u8 high_addr_reg_idx,
+ u16 addr_low, u32 value)
+{
+ return -ENOENT;
+}
+
+static inline int cmdq_pkt_write_s_mask_value(struct cmdq_pkt *pkt, u8 high_addr_reg_idx,
+ u16 addr_low, u32 value, u32 mask)
+{
+ return -ENOENT;
+}
+
+static inline int cmdq_pkt_wfe(struct cmdq_pkt *pkt, u16 event, bool clear)
+{
+ return -EINVAL;
+}
+
+static inline int cmdq_pkt_clear_event(struct cmdq_pkt *pkt, u16 event)
+{
+ return -EINVAL;
+}
+
+static inline int cmdq_pkt_set_event(struct cmdq_pkt *pkt, u16 event)
+{
+ return -EINVAL;
+}
+
+static inline int cmdq_pkt_poll(struct cmdq_pkt *pkt, u8 subsys,
+ u16 offset, u32 value)
+{
+ return -EINVAL;
+}
+
+static inline int cmdq_pkt_poll_mask(struct cmdq_pkt *pkt, u8 subsys,
+ u16 offset, u32 value, u32 mask)
+{
+ return -EINVAL;
+}
+
+static inline int cmdq_pkt_assign(struct cmdq_pkt *pkt, u16 reg_idx, u32 value)
+{
+ return -EINVAL;
+}
+
+static inline int cmdq_pkt_jump(struct cmdq_pkt *pkt, dma_addr_t addr)
+{
+ return -EINVAL;
+}
+
+static inline int cmdq_pkt_finalize(struct cmdq_pkt *pkt)
+{
+ return -EINVAL;
+}
+
+static inline int cmdq_pkt_flush_async(struct cmdq_pkt *pkt)
+{
+ return -EINVAL;
+}
+
+#endif /* IS_ENABLED(CONFIG_MTK_CMDQ) */
+
#endif /* __MTK_CMDQ_H__ */