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drm/msm/dsi: add three helper functions

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Add three helper functions to be used by display drivers for setting up
encoders.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Abhinav Kumar <abhinavk@codeaurora.org>
Link: https://lore.kernel.org/r/20210717124016.316020-3-dmitry.baryshkov@linaro.org
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Rob Clark <robdclark@chromium.org>
This commit is contained in:
Dmitry Baryshkov 2021-07-17 15:40:11 +03:00 committed by Rob Clark
parent 6183606da3
commit f518f6c111
3 changed files with 33 additions and 10 deletions
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7
drivers/gpu/drm/msm/dsi/dsi.c
View File

@ -13,6 +13,13 @@ struct drm_encoder *msm_dsi_get_encoder(struct msm_dsi *msm_dsi)
return msm_dsi->encoder; return msm_dsi->encoder;
} }
bool msm_dsi_is_cmd_mode(struct msm_dsi *msm_dsi)
{
unsigned long host_flags = msm_dsi_host_get_mode_flags(msm_dsi->host);
return !(host_flags & MIPI_DSI_MODE_VIDEO);
}
static int dsi_get_phy(struct msm_dsi *msm_dsi) static int dsi_get_phy(struct msm_dsi *msm_dsi)
{ {
struct platform_device *pdev = msm_dsi->pdev; struct platform_device *pdev = msm_dsi->pdev;

19
drivers/gpu/drm/msm/dsi/dsi_manager.c
View File

@ -215,12 +215,6 @@ static int dsi_mgr_bridge_get_id(struct drm_bridge *bridge)
return dsi_bridge->id; return dsi_bridge->id;
} }
static bool dsi_mgr_is_cmd_mode(struct msm_dsi *msm_dsi)
{
unsigned long host_flags = msm_dsi_host_get_mode_flags(msm_dsi->host);
return !(host_flags & MIPI_DSI_MODE_VIDEO);
}
void msm_dsi_manager_setup_encoder(int id) void msm_dsi_manager_setup_encoder(int id)
{ {
struct msm_dsi *msm_dsi = dsi_mgr_get_dsi(id); struct msm_dsi *msm_dsi = dsi_mgr_get_dsi(id);
@ -230,7 +224,7 @@ void msm_dsi_manager_setup_encoder(int id)
if (encoder && kms->funcs->set_encoder_mode) if (encoder && kms->funcs->set_encoder_mode)
kms->funcs->set_encoder_mode(kms, encoder, kms->funcs->set_encoder_mode(kms, encoder,
dsi_mgr_is_cmd_mode(msm_dsi)); msm_dsi_is_cmd_mode(msm_dsi));
} }
static int msm_dsi_manager_panel_init(struct drm_connector *conn, u8 id) static int msm_dsi_manager_panel_init(struct drm_connector *conn, u8 id)
@ -275,7 +269,7 @@ static int msm_dsi_manager_panel_init(struct drm_connector *conn, u8 id)
if (other_dsi && other_dsi->panel && kms->funcs->set_split_display) { if (other_dsi && other_dsi->panel && kms->funcs->set_split_display) {
kms->funcs->set_split_display(kms, master_dsi->encoder, kms->funcs->set_split_display(kms, master_dsi->encoder,
slave_dsi->encoder, slave_dsi->encoder,
dsi_mgr_is_cmd_mode(msm_dsi)); msm_dsi_is_cmd_mode(msm_dsi));
} }
out: out:
@ -851,3 +845,12 @@ void msm_dsi_manager_unregister(struct msm_dsi *msm_dsi)
msm_dsim->dsi[msm_dsi->id] = NULL; msm_dsim->dsi[msm_dsi->id] = NULL;
} }
bool msm_dsi_is_bonded_dsi(struct msm_dsi *msm_dsi)
{
return IS_BONDED_DSI();
}
bool msm_dsi_is_master_dsi(struct msm_dsi *msm_dsi)
{
return IS_MASTER_DSI_LINK(msm_dsi->id);
}

17
drivers/gpu/drm/msm/msm_drv.h
View File

@ -349,7 +349,9 @@ void __exit msm_dsi_unregister(void);
int msm_dsi_modeset_init(struct msm_dsi *msm_dsi, struct drm_device *dev, int msm_dsi_modeset_init(struct msm_dsi *msm_dsi, struct drm_device *dev,
struct drm_encoder *encoder); struct drm_encoder *encoder);
void msm_dsi_snapshot(struct msm_disp_state *disp_state, struct msm_dsi *msm_dsi); void msm_dsi_snapshot(struct msm_disp_state *disp_state, struct msm_dsi *msm_dsi);
bool msm_dsi_is_cmd_mode(struct msm_dsi *msm_dsi);
bool msm_dsi_is_bonded_dsi(struct msm_dsi *msm_dsi);
bool msm_dsi_is_master_dsi(struct msm_dsi *msm_dsi);
#else #else
static inline void __init msm_dsi_register(void) static inline void __init msm_dsi_register(void)
{ {
@ -366,7 +368,18 @@ static inline int msm_dsi_modeset_init(struct msm_dsi *msm_dsi,
static inline void msm_dsi_snapshot(struct msm_disp_state *disp_state, struct msm_dsi *msm_dsi) static inline void msm_dsi_snapshot(struct msm_disp_state *disp_state, struct msm_dsi *msm_dsi)
{ {
} }
static inline bool msm_dsi_is_cmd_mode(struct msm_dsi *msm_dsi)
{
return false;
}
static inline bool msm_dsi_is_bonded_dsi(struct msm_dsi *msm_dsi)
{
return false;
}
static inline bool msm_dsi_is_master_dsi(struct msm_dsi *msm_dsi)
{
return false;
}
#endif #endif
#ifdef CONFIG_DRM_MSM_DP #ifdef CONFIG_DRM_MSM_DP