On Wed, Jun 14, 2017 at 10:39:42AM -0400, mathieu.larouche@xxxxxxxxxx wrote:
> From: Mathieu Larouche <mathieu.larouche@xxxxxxxxxx>
>
> - Changed the HiPri value for G200e4 to always be 0.
> - Added Bandwith limitation to block resolution above 1920x1200x60Hz
>
> Signed-off-by: Mathieu Larouche <mathieu.larouche@xxxxxxxxxx>
Applied to -misc-fixes with airlied's Ack.
Thanks,
Sean
> ---
> drivers/gpu/drm/mgag200/mgag200_mode.c | 9 ++++++++-
> 1 file changed, 8 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c
> index 6b21cb2..292e8eb 100644
> --- a/drivers/gpu/drm/mgag200/mgag200_mode.c
> +++ b/drivers/gpu/drm/mgag200/mgag200_mode.c
> @@ -1133,7 +1133,10 @@ static int mga_crtc_mode_set(struct drm_crtc *crtc,
>
>
> if (IS_G200_SE(mdev)) {
> - if (mdev->unique_rev_id >= 0x02) {
> + if (mdev->unique_rev_id >= 0x04) {
> + WREG8(MGAREG_CRTCEXT_INDEX, 0x06);
> + WREG8(MGAREG_CRTCEXT_DATA, 0);
> + } else if (mdev->unique_rev_id >= 0x02) {
> u8 hi_pri_lvl;
> u32 bpp;
> u32 mb;
> @@ -1598,6 +1601,10 @@ static int mga_vga_mode_valid(struct drm_connector *connector,
> if (mga_vga_calculate_mode_bandwidth(mode, bpp)
> > (30100 * 1024))
> return MODE_BANDWIDTH;
> + } else {
> + if (mga_vga_calculate_mode_bandwidth(mode, bpp)
> + > (55000 * 1024))
> + return MODE_BANDWIDTH;
> }
> } else if (mdev->type == G200_WB) {
> if (mode->hdisplay > 1280)
> --
> 1.8.3.1
>
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--
Sean Paul, Software Engineer, Google / Chromium OS
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