diff options
Diffstat (limited to 'drivers/gpu/drm/rcar-du/rcar_du_crtc.c')
| -rw-r--r-- | drivers/gpu/drm/rcar-du/rcar_du_crtc.c | 34 |
1 files changed, 29 insertions, 5 deletions
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c index 621bbccb95d4..3619e1ddeb62 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c @@ -17,9 +17,7 @@ #include <drm/drm_bridge.h> #include <drm/drm_crtc.h> #include <drm/drm_device.h> -#include <drm/drm_fb_cma_helper.h> -#include <drm/drm_gem_cma_helper.h> -#include <drm/drm_plane_helper.h> +#include <drm/drm_gem_dma_helper.h> #include <drm/drm_vblank.h> #include "rcar_cmm.h" @@ -31,6 +29,7 @@ #include "rcar_du_regs.h" #include "rcar_du_vsp.h" #include "rcar_lvds.h" +#include "rcar_mipi_dsi.h" static u32 rcar_du_crtc_read(struct rcar_du_crtc *rcrtc, u32 reg) { @@ -746,7 +745,19 @@ static void rcar_du_crtc_atomic_enable(struct drm_crtc *crtc, const struct drm_display_mode *mode = &crtc->state->adjusted_mode; - rcar_lvds_clk_enable(bridge, mode->clock * 1000); + rcar_lvds_pclk_enable(bridge, mode->clock * 1000); + } + + /* + * Similarly to LVDS, on V3U the dot clock is provided by the DSI + * encoder, and we need to enable the DSI clocks before enabling the CRTC. + */ + if ((rcdu->info->dsi_clk_mask & BIT(rcrtc->index)) && + (rstate->outputs & + (BIT(RCAR_DU_OUTPUT_DSI0) | BIT(RCAR_DU_OUTPUT_DSI1)))) { + struct drm_bridge *bridge = rcdu->dsi[rcrtc->index]; + + rcar_mipi_dsi_pclk_enable(bridge, state); } rcar_du_crtc_start(rcrtc); @@ -779,7 +790,20 @@ static void rcar_du_crtc_atomic_disable(struct drm_crtc *crtc, * Disable the LVDS clock output, see * rcar_du_crtc_atomic_enable(). */ - rcar_lvds_clk_disable(bridge); + rcar_lvds_pclk_disable(bridge); + } + + if ((rcdu->info->dsi_clk_mask & BIT(rcrtc->index)) && + (rstate->outputs & + (BIT(RCAR_DU_OUTPUT_DSI0) | BIT(RCAR_DU_OUTPUT_DSI1)))) { + struct drm_bridge *bridge = rcdu->dsi[rcrtc->index]; + + /* + * Disable the DSI clock output, see + * rcar_du_crtc_atomic_enable(). + */ + + rcar_mipi_dsi_pclk_disable(bridge); } spin_lock_irq(&crtc->dev->event_lock); |