drm/exynos: use driver internal struct

Use driver internal struct as argument instead of struct exynos_drm_crtc
except functions of exynos_drm_crtc_ops and instead of struct
exynos_drm_display except functions of exynos_drm_display_ops.

It can reduce unnecessary variable declaration.

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>

drivers/gpu/drm/exynos/exynos_dp_core.c

@@ -1058,10 +1058,8 @@ static void exynos_dp_phy_exit(struct exynos_dp_device *dp)
 		phy_power_off(dp->phy);
 }
 
-static void exynos_dp_poweron(struct exynos_drm_display *display)
+static void exynos_dp_poweron(struct exynos_dp_device *dp)
 {
-	struct exynos_dp_device *dp = display_to_dp(display);
-
 	if (dp->dpms_mode == DRM_MODE_DPMS_ON)
 		return;
 
@@ -1076,13 +1074,11 @@ static void exynos_dp_poweron(struct exynos_drm_display *display)
 	exynos_dp_phy_init(dp);
 	exynos_dp_init_dp(dp);
 	enable_irq(dp->irq);
-	exynos_dp_commit(display);
+	exynos_dp_commit(&dp->display);
 }
 
-static void exynos_dp_poweroff(struct exynos_drm_display *display)
+static void exynos_dp_poweroff(struct exynos_dp_device *dp)
 {
-	struct exynos_dp_device *dp = display_to_dp(display);
-
 	if (dp->dpms_mode != DRM_MODE_DPMS_ON)
 		return;
 
@@ -1110,12 +1106,12 @@ static void exynos_dp_dpms(struct exynos_drm_display *display, int mode)
 
 	switch (mode) {
 	case DRM_MODE_DPMS_ON:
-		exynos_dp_poweron(display);
+		exynos_dp_poweron(dp);
 		break;
 	case DRM_MODE_DPMS_STANDBY:
 	case DRM_MODE_DPMS_SUSPEND:
 	case DRM_MODE_DPMS_OFF:
-		exynos_dp_poweroff(display);
+		exynos_dp_poweroff(dp);
 		break;
 	default:
 		break;

drivers/gpu/drm/exynos/exynos_drm_fimd.c

@@ -253,9 +253,8 @@ static void fimd_enable_shadow_channel_path(struct fimd_context *ctx, int win,
 	writel(val, ctx->regs + SHADOWCON);
 }
 
-static void fimd_clear_channel(struct exynos_drm_crtc *crtc)
+static void fimd_clear_channel(struct fimd_context *ctx)
 {
-	struct fimd_context *ctx = crtc->ctx;
 	int win, ch_enabled = 0;
 
 	DRM_DEBUG_KMS("%s\n", __FILE__);
@@ -280,7 +279,7 @@ static void fimd_clear_channel(struct exynos_drm_crtc *crtc)
 		unsigned int state = ctx->suspended;
 
 		ctx->suspended = 0;
-		fimd_wait_for_vblank(crtc);
+		fimd_wait_for_vblank(ctx->crtc);
 		ctx->suspended = state;
 	}
 }
@@ -302,7 +301,7 @@ static int fimd_ctx_initialize(struct fimd_context *ctx,
 		 * If any channel is already active, iommu will throw
 		 * a PAGE FAULT when enabled. So clear any channel if enabled.
 		 */
-		fimd_clear_channel(ctx->crtc);
+		fimd_clear_channel(ctx);
 		ret = drm_iommu_attach_device(ctx->drm_dev, ctx->dev);
 		if (ret) {
 			DRM_ERROR("drm_iommu_attach failed.\n");
@@ -823,9 +822,8 @@ static void fimd_win_disable(struct exynos_drm_crtc *crtc, int zpos)
 	win_data->enabled = false;
 }
 
-static void fimd_window_suspend(struct exynos_drm_crtc *crtc)
+static void fimd_window_suspend(struct fimd_context *ctx)
 {
-	struct fimd_context *ctx = crtc->ctx;
 	struct fimd_win_data *win_data;
 	int i;
 
@@ -833,13 +831,12 @@ static void fimd_window_suspend(struct exynos_drm_crtc *crtc)
 		win_data = &ctx->win_data[i];
 		win_data->resume = win_data->enabled;
 		if (win_data->enabled)
-			fimd_win_disable(crtc, i);
+			fimd_win_disable(ctx->crtc, i);
 	}
 }
 
-static void fimd_window_resume(struct exynos_drm_crtc *crtc)
+static void fimd_window_resume(struct fimd_context *ctx)
 {
-	struct fimd_context *ctx = crtc->ctx;
 	struct fimd_win_data *win_data;
 	int i;
 
@@ -850,26 +847,24 @@ static void fimd_window_resume(struct exynos_drm_crtc *crtc)
 	}
 }
 
-static void fimd_apply(struct exynos_drm_crtc *crtc)
+static void fimd_apply(struct fimd_context *ctx)
 {
-	struct fimd_context *ctx = crtc->ctx;
 	struct fimd_win_data *win_data;
 	int i;
 
 	for (i = 0; i < WINDOWS_NR; i++) {
 		win_data = &ctx->win_data[i];
 		if (win_data->enabled)
-			fimd_win_commit(crtc, i);
+			fimd_win_commit(ctx->crtc, i);
 		else
-			fimd_win_disable(crtc, i);
+			fimd_win_disable(ctx->crtc, i);
 	}
 
-	fimd_commit(crtc);
+	fimd_commit(ctx->crtc);
 }
 
-static int fimd_poweron(struct exynos_drm_crtc *crtc)
+static int fimd_poweron(struct fimd_context *ctx)
 {
-	struct fimd_context *ctx = crtc->ctx;
 	int ret;
 
 	if (!ctx->suspended)
@@ -893,16 +888,16 @@ static int fimd_poweron(struct exynos_drm_crtc *crtc)
 
 	/* if vblank was enabled status, enable it again. */
 	if (test_and_clear_bit(0, &ctx->irq_flags)) {
-		ret = fimd_enable_vblank(crtc);
+		ret = fimd_enable_vblank(ctx->crtc);
 		if (ret) {
 			DRM_ERROR("Failed to re-enable vblank [%d]\n", ret);
 			goto enable_vblank_err;
 		}
 	}
 
-	fimd_window_resume(crtc);
+	fimd_window_resume(ctx);
 
-	fimd_apply(crtc);
+	fimd_apply(ctx);
 
 	return 0;
 
@@ -915,10 +910,8 @@ bus_clk_err:
 	return ret;
 }
 
-static int fimd_poweroff(struct exynos_drm_crtc *crtc)
+static int fimd_poweroff(struct fimd_context *ctx)
 {
-	struct fimd_context *ctx = crtc->ctx;
-
 	if (ctx->suspended)
 		return 0;
 
@@ -927,7 +920,7 @@ static int fimd_poweroff(struct exynos_drm_crtc *crtc)
 	 * suspend that connector. Otherwise we might try to scan from
 	 * a destroyed buffer later.
 	 */
-	fimd_window_suspend(crtc);
+	fimd_window_suspend(ctx);
 
 	clk_disable_unprepare(ctx->lcd_clk);
 	clk_disable_unprepare(ctx->bus_clk);
@@ -944,12 +937,12 @@ static void fimd_dpms(struct exynos_drm_crtc *crtc, int mode)
 
 	switch (mode) {
 	case DRM_MODE_DPMS_ON:
-		fimd_poweron(crtc);
+		fimd_poweron(crtc->ctx);
 		break;
 	case DRM_MODE_DPMS_STANDBY:
 	case DRM_MODE_DPMS_SUSPEND:
 	case DRM_MODE_DPMS_OFF:
-		fimd_poweroff(crtc);
+		fimd_poweroff(crtc->ctx);
 		break;
 	default:
 		DRM_DEBUG_KMS("unspecified mode %d\n", mode);

drivers/gpu/drm/exynos/exynos_drm_vidi.c

@@ -97,17 +97,16 @@ static const char fake_edid_info[] = {
 	0x00, 0x00, 0x00, 0x06
 };
 
-static void vidi_apply(struct exynos_drm_crtc *crtc)
+static void vidi_apply(struct vidi_context *ctx)
 {
-	struct vidi_context *ctx = crtc->ctx;
-	struct exynos_drm_crtc_ops *crtc_ops = crtc->ops;
+	struct exynos_drm_crtc_ops *crtc_ops = ctx->crtc->ops;
 	struct vidi_win_data *win_data;
 	int i;
 
 	for (i = 0; i < WINDOWS_NR; i++) {
 		win_data = &ctx->win_data[i];
 		if (win_data->enabled && (crtc_ops && crtc_ops->win_commit))
-			crtc_ops->win_commit(crtc, i);
+			crtc_ops->win_commit(ctx->crtc, i);
 	}
 }
 
@@ -240,10 +239,8 @@ static void vidi_win_disable(struct exynos_drm_crtc *crtc, int zpos)
 	/* TODO. */
 }
 
-static int vidi_power_on(struct exynos_drm_crtc *crtc, bool enable)
+static int vidi_power_on(struct vidi_context *ctx, bool enable)
 {
-	struct vidi_context *ctx = crtc->ctx;
-
 	DRM_DEBUG_KMS("%s\n", __FILE__);
 
 	if (enable != false && enable != true)
@@ -254,9 +251,9 @@ static int vidi_power_on(struct exynos_drm_crtc *crtc, bool enable)
 
 		/* if vblank was enabled status, enable it again. */
 		if (test_and_clear_bit(0, &ctx->irq_flags))
-			vidi_enable_vblank(crtc);
+			vidi_enable_vblank(ctx->crtc);
 
-		vidi_apply(crtc);
+		vidi_apply(ctx);
 	} else {
 		ctx->suspended = true;
 	}
@@ -274,12 +271,12 @@ static void vidi_dpms(struct exynos_drm_crtc *crtc, int mode)
 
 	switch (mode) {
 	case DRM_MODE_DPMS_ON:
-		vidi_power_on(crtc, true);
+		vidi_power_on(ctx, true);
 		break;
 	case DRM_MODE_DPMS_STANDBY:
 	case DRM_MODE_DPMS_SUSPEND:
 	case DRM_MODE_DPMS_OFF:
-		vidi_power_on(crtc, false);
+		vidi_power_on(ctx, false);
 		break;
 	default:
 		DRM_DEBUG_KMS("unspecified mode %d\n", mode);

drivers/gpu/drm/exynos/exynos_hdmi.c

@@ -2032,9 +2032,8 @@ static void hdmi_commit(struct exynos_drm_display *display)
 	hdmi_conf_apply(hdata);
 }
 
-static void hdmi_poweron(struct exynos_drm_display *display)
+static void hdmi_poweron(struct hdmi_context *hdata)
 {
-	struct hdmi_context *hdata = display_to_hdmi(display);
 	struct hdmi_resources *res = &hdata->res;
 
 	mutex_lock(&hdata->hdmi_mutex);
@@ -2060,12 +2059,11 @@ static void hdmi_poweron(struct exynos_drm_display *display)
 	clk_prepare_enable(res->sclk_hdmi);
 
 	hdmiphy_poweron(hdata);
-	hdmi_commit(display);
+	hdmi_commit(&hdata->display);
 }
 
-static void hdmi_poweroff(struct exynos_drm_display *display)
+static void hdmi_poweroff(struct hdmi_context *hdata)
 {
-	struct hdmi_context *hdata = display_to_hdmi(display);
 	struct hdmi_resources *res = &hdata->res;
 
 	mutex_lock(&hdata->hdmi_mutex);
@@ -2109,7 +2107,7 @@ static void hdmi_dpms(struct exynos_drm_display *display, int mode)
 
 	switch (mode) {
 	case DRM_MODE_DPMS_ON:
-		hdmi_poweron(display);
+		hdmi_poweron(hdata);
 		break;
 	case DRM_MODE_DPMS_STANDBY:
 	case DRM_MODE_DPMS_SUSPEND:
@@ -2128,7 +2126,7 @@ static void hdmi_dpms(struct exynos_drm_display *display, int mode)
 		if (funcs && funcs->dpms)
 			(*funcs->dpms)(crtc, mode);
 
-		hdmi_poweroff(display);
+		hdmi_poweroff(hdata);
 		break;
 	default:
 		DRM_DEBUG_KMS("unknown dpms mode: %d\n", mode);

drivers/gpu/drm/exynos/exynos_mixer.c

@@ -1054,23 +1054,21 @@ 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;
 
@@ -1079,13 +1077,12 @@ 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);
@@ -1115,12 +1112,11 @@ 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);
@@ -1131,7 +1127,7 @@ 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);
 
@@ -1154,12 +1150,12 @@ 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);