[Intel-gfx] [PATCH 3/5] drm/i915: Ditch INTELFB_CONN_LIMIT

[Jani Nikula]

On Thu, 19 Sep 2013, Daniel Vetter <daniel.vetter at ffwll.ch> wrote:
> And the gratious overallocation of crtcs. Seems to go back to the ums
> days of yonder ...
>
> We also still need it to make the fbdev emulation happy, but I don't
> think there's really a need. Especially since the current fbdev
> emulation doesn't actually support cloning.
>
> Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch>
> ---
>  drivers/gpu/drm/i915/intel_display.c | 2 +-
>  drivers/gpu/drm/i915/intel_drv.h     | 1 -
>  drivers/gpu/drm/i915/intel_fb.c      | 2 +-
>  3 files changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index 6b8a107..52695cd 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -9570,7 +9570,7 @@ static void intel_crtc_init(struct drm_device *dev, int pipe)
>  	struct intel_crtc *intel_crtc;
>  	int i;
>  
> -	intel_crtc = kzalloc(sizeof(struct intel_crtc) + (INTELFB_CONN_LIMIT * sizeof(struct drm_connector *)), GFP_KERNEL);
> +	intel_crtc = kzalloc(sizeof(struct intel_crtc), GFP_KERNEL);

*cough* sizeof(*intel_crtc) *cough*

Cheers,
Jani.

>  	if (intel_crtc == NULL)
>  		return;
>  
> diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
> index b85354f..c052bcf 100644
> --- a/drivers/gpu/drm/i915/intel_drv.h
> +++ b/drivers/gpu/drm/i915/intel_drv.h
> @@ -77,7 +77,6 @@
>  /* the i915, i945 have a single sDVO i2c bus - which is different */
>  #define MAX_OUTPUTS 6
>  /* maximum connectors per crtcs in the mode set */
> -#define INTELFB_CONN_LIMIT 4
>  
>  #define INTEL_I2C_BUS_DVO 1
>  #define INTEL_I2C_BUS_SDVO 2
> diff --git a/drivers/gpu/drm/i915/intel_fb.c b/drivers/gpu/drm/i915/intel_fb.c
> index 6aa66aa..7ceb69b 100644
> --- a/drivers/gpu/drm/i915/intel_fb.c
> +++ b/drivers/gpu/drm/i915/intel_fb.c
> @@ -225,7 +225,7 @@ int intel_fbdev_init(struct drm_device *dev)
>  
>  	ret = drm_fb_helper_init(dev, &ifbdev->helper,
>  				 INTEL_INFO(dev)->num_pipes,
> -				 INTELFB_CONN_LIMIT);
> +				 4);
>  	if (ret) {
>  		kfree(ifbdev);
>  		return ret;
> -- 
> 1.8.4.rc3
>
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-- 
Jani Nikula, Intel Open Source Technology Center