From 086f8281ca91436da0b4d6738fdde173a89f65a7 Mon Sep 17 00:00:00 2001 From: Jyri Sarha Date: Tue, 4 Nov 2014 18:58:27 +0200 Subject: [PATCH] OMAPDSS: hdmi_wp: Protect reserved bits in hdmi_wp_audio_config_format() Only OMAP4 DSS has non reserved bits above 6th bit in HDMI_WP_AUDIO_CFG. Signed-off-by: Jyri Sarha Signed-off-by: Tomi Valkeinen --- drivers/video/fbdev/omap2/dss/hdmi_wp.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/video/fbdev/omap2/dss/hdmi_wp.c b/drivers/video/fbdev/omap2/dss/hdmi_wp.c index 496327e2b21b..71b499ec33f6 100644 --- a/drivers/video/fbdev/omap2/dss/hdmi_wp.c +++ b/drivers/video/fbdev/omap2/dss/hdmi_wp.c @@ -194,8 +194,12 @@ void hdmi_wp_audio_config_format(struct hdmi_wp_data *wp, DSSDBG("Enter hdmi_wp_audio_config_format\n"); r = hdmi_read_reg(wp->base, HDMI_WP_AUDIO_CFG); - r = FLD_MOD(r, aud_fmt->stereo_channels, 26, 24); - r = FLD_MOD(r, aud_fmt->active_chnnls_msk, 23, 16); + if (omapdss_get_version() == OMAPDSS_VER_OMAP4430_ES1 || + omapdss_get_version() == OMAPDSS_VER_OMAP4430_ES2 || + omapdss_get_version() == OMAPDSS_VER_OMAP4) { + r = FLD_MOD(r, aud_fmt->stereo_channels, 26, 24); + r = FLD_MOD(r, aud_fmt->active_chnnls_msk, 23, 16); + } r = FLD_MOD(r, aud_fmt->en_sig_blk_strt_end, 5, 5); r = FLD_MOD(r, aud_fmt->type, 4, 4); r = FLD_MOD(r, aud_fmt->justification, 3, 3); -- 2.20.1