drm/gma500/cdv: Add and hook up chip op for disabling sr

Add a callback hook to the chip ops struct to allow chips to have their
specific self-refresh function. Currently only used by cdv.

Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com>

diff --git a/drivers/gpu/drm/gma500/cdv_device.c b/drivers/gpu/drm/gma500/cdv_device.c
index 747d903..162f686 100644 (file)
--- a/drivers/gpu/drm/gma500/cdv_device.c
+++ b/drivers/gpu/drm/gma500/cdv_device.c
@@ -657,4 +657,5 @@ const struct psb_ops cdv_chip_ops = {
        .power_down = cdv_power_down,
        .power_up = cdv_power_up,
        .update_wm = cdv_update_wm,
+       .disable_sr = cdv_disable_sr,
 };

diff --git a/drivers/gpu/drm/gma500/cdv_device.h b/drivers/gpu/drm/gma500/cdv_device.h
index 9e48056..705c11d 100644 (file)
--- a/drivers/gpu/drm/gma500/cdv_device.h
+++ b/drivers/gpu/drm/gma500/cdv_device.h
@@ -27,3 +27,4 @@ extern void cdv_hdmi_init(struct drm_device *dev, struct psb_intel_mode_device *
 extern struct drm_display_mode *cdv_intel_crtc_mode_get(struct drm_device *dev,
                                             struct drm_crtc *crtc);
 extern void cdv_update_wm(struct drm_device *dev, struct drm_crtc *crtc);
+extern void cdv_disable_sr(struct drm_device *dev);

diff --git a/drivers/gpu/drm/gma500/cdv_intel_display.c b/drivers/gpu/drm/gma500/cdv_intel_display.c
index feacbba..8fbfa06 100644 (file)
--- a/drivers/gpu/drm/gma500/cdv_intel_display.c
+++ b/drivers/gpu/drm/gma500/cdv_intel_display.c
@@ -511,7 +511,7 @@ static bool is_pipeb_lvds(struct drm_device *dev, struct drm_crtc *crtc)
        return false;
 }
 
-void cdv_intel_disable_self_refresh(struct drm_device *dev)
+void cdv_disable_sr(struct drm_device *dev)
 {
        if (REG_READ(FW_BLC_SELF) & FW_BLC_SELF_EN) {
 
@@ -534,6 +534,7 @@ void cdv_intel_disable_self_refresh(struct drm_device *dev)
 
 void cdv_update_wm(struct drm_device *dev, struct drm_crtc *crtc)
 {
+       struct drm_psb_private *dev_priv = dev->dev_private;
 
        if (cdv_intel_single_pipe_active(dev)) {
                u32 fw;
@@ -587,8 +588,7 @@ void cdv_update_wm(struct drm_device *dev, struct drm_crtc *crtc)
 
                gma_wait_for_vblank(dev);
 
-               cdv_intel_disable_self_refresh(dev);
-       
+               dev_priv->ops->disable_sr(dev);
        }
 }
 

diff --git a/drivers/gpu/drm/gma500/gma_display.c b/drivers/gpu/drm/gma500/gma_display.c
index fe972c9..24e8af3 100644 (file)
--- a/drivers/gpu/drm/gma500/gma_display.c
+++ b/drivers/gpu/drm/gma500/gma_display.c
@@ -211,7 +211,7 @@ void gma_crtc_dpms(struct drm_crtc *crtc, int mode)
         */
 
        if (IS_CDV(dev))
-               cdv_intel_disable_self_refresh(dev);
+               dev_priv->ops->disable_sr(dev);
 
        switch (mode) {
        case DRM_MODE_DPMS_ON:

diff --git a/drivers/gpu/drm/gma500/gma_display.h b/drivers/gpu/drm/gma500/gma_display.h
index 9a4e894..78b9f98 100644 (file)
--- a/drivers/gpu/drm/gma500/gma_display.h
+++ b/drivers/gpu/drm/gma500/gma_display.h
@@ -100,7 +100,4 @@ extern bool gma_pll_is_valid(struct drm_crtc *crtc,
 extern bool gma_find_best_pll(const struct gma_limit_t *limit,
                              struct drm_crtc *crtc, int target, int refclk,
                              struct gma_clock_t *best_clock);
-
-/* Cedarview specific functions */
-extern void cdv_intel_disable_self_refresh(struct drm_device *dev);
 #endif

diff --git a/drivers/gpu/drm/gma500/psb_drv.h b/drivers/gpu/drm/gma500/psb_drv.h
index effd695..b7221f3 100644 (file)
--- a/drivers/gpu/drm/gma500/psb_drv.h
+++ b/drivers/gpu/drm/gma500/psb_drv.h
@@ -696,6 +696,7 @@ struct psb_ops {
        int (*power_up)(struct drm_device *dev);
        int (*power_down)(struct drm_device *dev);
        void (*update_wm)(struct drm_device *dev, struct drm_crtc *crtc);
+       void (*disable_sr)(struct drm_device *dev);
 
        void (*lvds_bl_power)(struct drm_device *dev, bool on);
 #ifdef CONFIG_BACKLIGHT_CLASS_DEVICE