path: root/drivers/gpu/drm/msm/dsi/dsi.h
diff options
authorHai Li <>2016-09-15 14:34:49 +0530
committerRob Clark <>2017-02-06 11:28:45 -0500
commitdceac340155b66b6c97cb802b03d4778dd82e9be (patch)
tree03bfce90a9aa1d85d994558a4c0ab82d98c02744 /drivers/gpu/drm/msm/dsi/dsi.h
parent25c45d897016bd2c92820abfd59c800aaec7d62b (diff)
drm/msm/dsi: Return more timings from PHY to host
The DSI host is required to configure more timings calculated in PHY. By introducing a shared structure, this change allows more timing information passed from PHY to host. Signed-off-by: Hai Li <> Signed-off-by: Archit Taneja <> Signed-off-by: Rob Clark <>
Diffstat (limited to 'drivers/gpu/drm/msm/dsi/dsi.h')
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/gpu/drm/msm/dsi/dsi.h b/drivers/gpu/drm/msm/dsi/dsi.h
index 81971b3caf3b..f5e4ccfc902d 100644
--- a/drivers/gpu/drm/msm/dsi/dsi.h
+++ b/drivers/gpu/drm/msm/dsi/dsi.h
@@ -27,6 +27,8 @@
#define DSI_1 1
#define DSI_MAX 2
+struct msm_dsi_phy_shared_timings;
enum msm_dsi_phy_type {
@@ -86,7 +88,7 @@ struct drm_connector *msm_dsi_manager_connector_init(u8 id);
struct drm_connector *msm_dsi_manager_ext_bridge_init(u8 id);
int msm_dsi_manager_phy_enable(int id,
const unsigned long bit_rate, const unsigned long esc_rate,
- u32 *clk_pre, u32 *clk_post);
+ struct msm_dsi_phy_shared_timings *shared_timing);
void msm_dsi_manager_phy_disable(int id);
int msm_dsi_manager_cmd_xfer(int id, const struct mipi_dsi_msg *msg);
bool msm_dsi_manager_cmd_xfer_trigger(int id, u32 dma_base, u32 len);
@@ -165,13 +167,18 @@ int msm_dsi_host_init(struct msm_dsi *msm_dsi);
/* dsi phy */
struct msm_dsi_phy;
+struct msm_dsi_phy_shared_timings {
+ u32 clk_post;
+ u32 clk_pre;
+ bool clk_pre_inc_by_2;
void msm_dsi_phy_driver_register(void);
void msm_dsi_phy_driver_unregister(void);
int msm_dsi_phy_enable(struct msm_dsi_phy *phy, int src_pll_id,
const unsigned long bit_rate, const unsigned long esc_rate);
void msm_dsi_phy_disable(struct msm_dsi_phy *phy);
-void msm_dsi_phy_get_clk_pre_post(struct msm_dsi_phy *phy,
- u32 *clk_pre, u32 *clk_post);
+void msm_dsi_phy_get_shared_timings(struct msm_dsi_phy *phy,
+ struct msm_dsi_phy_shared_timings *shared_timing);
struct msm_dsi_pll *msm_dsi_phy_get_pll(struct msm_dsi_phy *phy);
#endif /* __DSI_CONNECTOR_H__ */