[Freedreno] [DPU PATCH] msm/hdcp: Remove redundant stubs/CONFIG

[Sean Paul]

On Mon, Feb 26, 2018 at 03:01:14PM -0800, abhinavk at codeaurora.org wrote:
> The change itself is okay. However I am planning to do a bigger cleanup here
> ( removing the entire hdmi_hdcp.c ).
> 
> We dont use this file as we have our equivalent sde_hdcp_1x.c.

Yes, we definitely need to rationalize the 2 versions. 

There's going to be a fair amount of work to get the sde/dpu version working
with the mainline property, backwards compatible with the hdmi version that
exists, as well as figuring out what key injection is going look like. So let's
not disable the current thing before the next thing is ready :-)

> 
> Was planning this cleanup as part of the HDCP 1x requirements.
> 
> If we want to push this as as separate change, I am okay with it but would
> prefer to wait ...

git revert is cheap, we can always overturn it, no need to wait.

Sean



> 
> Abhinav
> On 2018-02-26 12:48, Sean Paul wrote:
> > We already have CONFIG_DRM_MSM_HDMI_HDCP, with accompanying stubs in
> > hdmi/hdmi.h.
> > 
> > Signed-off-by: Sean Paul <seanpaul at chromium.org>
> > ---
> >  drivers/gpu/drm/msm/hdmi/hdmi_hdcp.c | 24 ------------------------
> >  1 file changed, 24 deletions(-)
> > 
> > diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_hdcp.c
> > b/drivers/gpu/drm/msm/hdmi/hdmi_hdcp.c
> > index d24527468284..87e3acb3a259 100644
> > --- a/drivers/gpu/drm/msm/hdmi/hdmi_hdcp.c
> > +++ b/drivers/gpu/drm/msm/hdmi/hdmi_hdcp.c
> > @@ -14,7 +14,6 @@
> >  #include "hdmi.h"
> >  #include <linux/qcom_scm.h>
> > 
> > -#ifdef CONFIG_DRM_MSM_HDCP
> >  #define HDCP_REG_ENABLE 0x01
> >  #define HDCP_REG_DISABLE 0x00
> >  #define HDCP_PORT_ADDR 0x74
> > @@ -1436,26 +1435,3 @@ void msm_hdmi_hdcp_destroy(struct hdmi *hdmi)
> >  		hdmi->hdcp_ctrl = NULL;
> >  	}
> >  }
> > -
> > -#else
> > -struct hdmi_hdcp_ctrl *msm_hdmi_hdcp_init(struct hdmi *hdmi)
> > -{
> > -	return NULL;
> > -}
> > -
> > -void msm_hdmi_hdcp_destroy(struct hdmi *hdmi)
> > -{
> > -}
> > -
> > -void msm_hdmi_hdcp_on(struct hdmi_hdcp_ctrl *hdcp_ctrl)
> > -{
> > -}
> > -
> > -void msm_hdmi_hdcp_off(struct hdmi_hdcp_ctrl *hdcp_ctrl)
> > -{
> > -}
> > -
> > -void msm_hdmi_hdcp_irq(struct hdmi_hdcp_ctrl *hdcp_ctrl)
> > -{
> > -}
> > -#endif

-- 
Sean Paul, Software Engineer, Google / Chromium OS