diff options
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_mixer.c')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_mixer.c | 48 |
1 files changed, 27 insertions, 21 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c index 2fd2e5d..3518bc4 100644 --- a/drivers/gpu/drm/exynos/exynos_mixer.c +++ b/drivers/gpu/drm/exynos/exynos_mixer.c @@ -72,6 +72,7 @@ struct mixer_resources { spinlock_t reg_slock; struct clk *mixer; struct clk *vp; + struct clk *hdmi; struct clk *sclk_mixer; struct clk *sclk_hdmi; struct clk *mout_mixer; @@ -580,8 +581,8 @@ static void mixer_graph_buffer(struct mixer_context *ctx, int win) /* setup display size */ if (ctx->mxr_ver == MXR_VER_128_0_0_184 && win == MIXER_DEFAULT_WIN) { - val = MXR_MXR_RES_HEIGHT(win_data->fb_height); - val |= MXR_MXR_RES_WIDTH(win_data->fb_width); + val = MXR_MXR_RES_HEIGHT(win_data->mode_height); + val |= MXR_MXR_RES_WIDTH(win_data->mode_width); mixer_reg_write(res, MXR_RESOLUTION, val); } @@ -767,6 +768,12 @@ static int mixer_resources_init(struct mixer_context *mixer_ctx) return -ENODEV; } + mixer_res->hdmi = devm_clk_get(dev, "hdmi"); + if (IS_ERR(mixer_res->hdmi)) { + dev_err(dev, "failed to get clock 'hdmi'\n"); + return PTR_ERR(mixer_res->hdmi); + } + mixer_res->sclk_hdmi = devm_clk_get(dev, "sclk_hdmi"); if (IS_ERR(mixer_res->sclk_hdmi)) { dev_err(dev, "failed to get clock 'sclk_hdmi'\n"); @@ -1045,23 +1052,21 @@ static void mixer_wait_for_vblank(struct exynos_drm_crtc *crtc) drm_vblank_put(mixer_ctx->drm_dev, mixer_ctx->pipe); } -static void mixer_window_suspend(struct exynos_drm_crtc *crtc) +static void mixer_window_suspend(struct mixer_context *ctx) { - struct mixer_context *ctx = crtc->ctx; struct hdmi_win_data *win_data; int i; for (i = 0; i < MIXER_WIN_NR; i++) { win_data = &ctx->win_data[i]; win_data->resume = win_data->enabled; - mixer_win_disable(crtc, i); + mixer_win_disable(ctx->crtc, i); } - mixer_wait_for_vblank(crtc); + mixer_wait_for_vblank(ctx->crtc); } -static void mixer_window_resume(struct exynos_drm_crtc *crtc) +static void mixer_window_resume(struct mixer_context *ctx) { - struct mixer_context *ctx = crtc->ctx; struct hdmi_win_data *win_data; int i; @@ -1070,13 +1075,12 @@ static void mixer_window_resume(struct exynos_drm_crtc *crtc) win_data->enabled = win_data->resume; win_data->resume = false; if (win_data->enabled) - mixer_win_commit(crtc, i); + mixer_win_commit(ctx->crtc, i); } } -static void mixer_poweron(struct exynos_drm_crtc *crtc) +static void mixer_poweron(struct mixer_context *ctx) { - struct mixer_context *ctx = crtc->ctx; struct mixer_resources *res = &ctx->mixer_res; mutex_lock(&ctx->mixer_mutex); @@ -1090,6 +1094,7 @@ static void mixer_poweron(struct exynos_drm_crtc *crtc) pm_runtime_get_sync(ctx->dev); clk_prepare_enable(res->mixer); + clk_prepare_enable(res->hdmi); if (ctx->vp_enabled) { clk_prepare_enable(res->vp); if (ctx->has_sclk) @@ -1105,12 +1110,11 @@ static void mixer_poweron(struct exynos_drm_crtc *crtc) mixer_reg_write(res, MXR_INT_EN, ctx->int_en); mixer_win_reset(ctx); - mixer_window_resume(crtc); + mixer_window_resume(ctx); } -static void mixer_poweroff(struct exynos_drm_crtc *crtc) +static void mixer_poweroff(struct mixer_context *ctx) { - struct mixer_context *ctx = crtc->ctx; struct mixer_resources *res = &ctx->mixer_res; mutex_lock(&ctx->mixer_mutex); @@ -1121,7 +1125,7 @@ static void mixer_poweroff(struct exynos_drm_crtc *crtc) mutex_unlock(&ctx->mixer_mutex); mixer_stop(ctx); - mixer_window_suspend(crtc); + mixer_window_suspend(ctx); ctx->int_en = mixer_reg_read(res, MXR_INT_EN); @@ -1129,6 +1133,7 @@ static void mixer_poweroff(struct exynos_drm_crtc *crtc) ctx->powered = false; mutex_unlock(&ctx->mixer_mutex); + clk_disable_unprepare(res->hdmi); clk_disable_unprepare(res->mixer); if (ctx->vp_enabled) { clk_disable_unprepare(res->vp); @@ -1143,12 +1148,12 @@ static void mixer_dpms(struct exynos_drm_crtc *crtc, int mode) { switch (mode) { case DRM_MODE_DPMS_ON: - mixer_poweron(crtc); + mixer_poweron(crtc->ctx); break; case DRM_MODE_DPMS_STANDBY: case DRM_MODE_DPMS_SUSPEND: case DRM_MODE_DPMS_OFF: - mixer_poweroff(crtc); + mixer_poweroff(crtc->ctx); break; default: DRM_DEBUG_KMS("unknown dpms mode: %d\n", mode); @@ -1247,18 +1252,19 @@ static int mixer_bind(struct device *dev, struct device *manager, void *data) struct drm_device *drm_dev = data; int ret; + ret = mixer_initialize(ctx, drm_dev); + if (ret) + return ret; + ctx->crtc = exynos_drm_crtc_create(drm_dev, ctx->pipe, EXYNOS_DISPLAY_TYPE_HDMI, &mixer_crtc_ops, ctx); if (IS_ERR(ctx->crtc)) { + mixer_ctx_remove(ctx); ret = PTR_ERR(ctx->crtc); goto free_ctx; } - ret = mixer_initialize(ctx, drm_dev); - if (ret) - goto free_ctx; - return 0; free_ctx: |