Commit 75346fe9 authored by Patrik Jakobsson's avatar Patrik Jakobsson
Browse files

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: default avatarPatrik Jakobsson <patrik.r.jakobsson@gmail.com>
parent 28a8194c

drivers/gpu/drm/gma500/cdv_device.c

+1 −0
Original line number Original line Diff line number Diff line
@@ -657,4 +657,5 @@ const struct psb_ops cdv_chip_ops = { 
	.power_down = cdv_power_down,

	.power_down = cdv_power_down,

	.power_up = cdv_power_up,

	.power_up = cdv_power_up,

	.update_wm = cdv_update_wm,

	.update_wm = cdv_update_wm,

	.disable_sr = cdv_disable_sr,

};
 
};

drivers/gpu/drm/gma500/cdv_device.h

+1 −0
Original line number Original line Diff line number Diff line
@@ -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,

extern struct drm_display_mode *cdv_intel_crtc_mode_get(struct drm_device *dev,

					     struct drm_crtc *crtc);

					     struct drm_crtc *crtc);

extern void cdv_update_wm(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);

drivers/gpu/drm/gma500/cdv_intel_display.c

+3 −3
Original line number Original line Diff line number Diff line
@@ -511,7 +511,7 @@ static bool is_pipeb_lvds(struct drm_device *dev, struct drm_crtc *crtc) 
	return false;

	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) {

	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)

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)) {

	if (cdv_intel_single_pipe_active(dev)) {

		u32 fw;

		u32 fw;
@@ -587,8 +588,7 @@ void cdv_update_wm(struct drm_device *dev, struct drm_crtc *crtc) 




		gma_wait_for_vblank(dev);

		gma_wait_for_vblank(dev);





		cdv_intel_disable_self_refresh(dev);

		dev_priv->ops->disable_sr(dev);

	

	}

	}

}

}

drivers/gpu/drm/gma500/gma_display.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -211,7 +211,7 @@ void gma_crtc_dpms(struct drm_crtc *crtc, int mode) 
	 */

	 */





	if (IS_CDV(dev))

	if (IS_CDV(dev))

		cdv_intel_disable_self_refresh(dev);

		dev_priv->ops->disable_sr(dev);





	switch (mode) {

	switch (mode) {

	case DRM_MODE_DPMS_ON:

	case DRM_MODE_DPMS_ON:

drivers/gpu/drm/gma500/gma_display.h

+0 −3
Original line number Original line Diff line number Diff line
@@ -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,

extern bool gma_find_best_pll(const struct gma_limit_t *limit,

			      struct drm_crtc *crtc, int target, int refclk,

			      struct drm_crtc *crtc, int target, int refclk,

			      struct gma_clock_t *best_clock);

			      struct gma_clock_t *best_clock);



/* Cedarview specific functions */

extern void cdv_intel_disable_self_refresh(struct drm_device *dev);

#endif
 
#endif

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