[PATCH cirrus] alpine: Default to 16bpp

[Alex Deucher]

On Thu, Dec 8, 2016 at 9:39 AM, Adam Jackson <ajax at redhat.com> wrote:
> 24bpp support is going away, so since we can't do 32bpp and these cards
> have basically no VRAM to begin with, drop to 16bpp.
>
> Signed-off-by: Adam Jackson <ajax at redhat.com>

Reviewed-by: Alex Deucher <alexander.deucher at amd.com>

> ---
>  src/alp_driver.c | 14 +-------------
>  1 file changed, 1 insertion(+), 13 deletions(-)
>
> diff --git a/src/alp_driver.c b/src/alp_driver.c
> index 39802de..60c5edd 100644
> --- a/src/alp_driver.c
> +++ b/src/alp_driver.c
> @@ -454,7 +454,6 @@ AlpPreInit(ScrnInfoPtr pScrn, int flags)
>         vgaHWPtr hwp;
>         MessageType from, from1;
>         int i;
> -       int defaultdepth;
>         int depth_flags;
>         ClockRangePtr clockRanges;
>         char *s;
> @@ -541,22 +540,11 @@ AlpPreInit(ScrnInfoPtr pScrn, int flags)
>                            SupportConvert32to24 |
>                            PreferConvert32to24;
>
> -       /* use 16bpp in virt and on XenSource */
> -       #ifndef PCI_CHIP_QEMU
> -       #define PCI_CHIP_QEMU 0x1af4
> -       #endif
> -       #define PCI_CHIP_XENSOURCE 0x5853
> -       if (((pCir->PciInfo->subvendor_id & 0xffff) == PCI_CHIP_QEMU) ||
> -           ((pCir->PciInfo->subvendor_id & 0xffff) == PCI_CHIP_XENSOURCE))
> -           defaultdepth = 16;
> -       else
> -           defaultdepth = 24;
> -
>         /*
>          * The first thing we should figure out is the depth, bpp, etc.
>          * We support both 24bpp and 32bpp layouts, so indicate that.
>          */
> -       if (!xf86SetDepthBpp(pScrn, 0, 0, defaultdepth, depth_flags)) {
> +       if (!xf86SetDepthBpp(pScrn, 0, 0, 16, depth_flags)) {
>                 return FALSE;
>         } else {
>                 /* Check that the returned depth is one we support */
> --
> 2.9.3
>
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