4.19-stable review patch. If anyone has any objections, please let me know. ------------------ From: Y.C. Chen <yc_chen@xxxxxxxxxxxxxx> commit 1a37bd823891568f8721989aed0615835632d81a upstream. The value of pitches is not correct while calling mode_set. The issue we found so far on following system: - Debian8 with XFCE Desktop - Ubuntu with KDE Desktop - SUSE15 with KDE Desktop Signed-off-by: Y.C. Chen <yc_chen@xxxxxxxxxxxxxx> Cc: <stable@xxxxxxxxxxxxxxx> Tested-by: Jean Delvare <jdelvare@xxxxxxx> Reviewed-by: Jean Delvare <jdelvare@xxxxxxx> Signed-off-by: Dave Airlie <airlied@xxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/gpu/drm/ast/ast_mode.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/gpu/drm/ast/ast_mode.c +++ b/drivers/gpu/drm/ast/ast_mode.c @@ -568,6 +568,7 @@ static int ast_crtc_do_set_base(struct d } ast_bo_unreserve(bo); + ast_set_offset_reg(crtc); ast_set_start_address_crt1(crtc, (u32)gpu_addr); return 0;
