From c174e3a3cd0594958c9afc6cdb8fbe20780d9c76 Mon Sep 17 00:00:00 2001 From: Florian Tobias Schandinat Date: Sun, 22 May 2011 23:40:46 +0000 Subject: [PATCH] viafb: remove superfluous register unlocking/locking The locking is done within the viafb_set_*_timing functions so there is no need to do it here. Move a missing hardware reset into the modesetting function. Signed-off-by: Florian Tobias Schandinat --- drivers/video/via/hw.c | 7 ------- drivers/video/via/via_modesetting.c | 4 ++++ 2 files changed, 4 insertions(+), 7 deletions(-) diff --git a/drivers/video/via/hw.c b/drivers/video/via/hw.c index 52d41f011d85..8b4bdf53b95e 100644 --- a/drivers/video/via/hw.c +++ b/drivers/video/via/hw.c @@ -1507,18 +1507,11 @@ void viafb_fill_crtc_timing(struct crt_mode_table *crt_table, crt_reg.ver_sync_end += crt_reg.ver_sync_start; h_addr = crt_reg.hor_addr; v_addr = crt_reg.ver_addr; - if (set_iga == IGA1) { - viafb_unlock_crt(); - viafb_write_reg_mask(CR17, VIACR, 0x00, BIT7); - } - if (set_iga == IGA1) via_set_primary_timing(&crt_reg); else if (set_iga == IGA2) via_set_secondary_timing(&crt_reg); - viafb_lock_crt(); - viafb_write_reg_mask(CR17, VIACR, 0x80, BIT7); viafb_load_fetch_count_reg(h_addr, bpp_byte, set_iga); /* load FIFO */ diff --git a/drivers/video/via/via_modesetting.c b/drivers/video/via/via_modesetting.c index 016d457b6681..0e431aee17bb 100644 --- a/drivers/video/via/via_modesetting.c +++ b/drivers/video/via/via_modesetting.c @@ -82,6 +82,10 @@ void via_set_primary_timing(const struct display_timing *timing) /* lock timing registers */ via_write_reg_mask(VIACR, 0x11, 0x80, 0x80); + + /* reset timing control */ + via_write_reg_mask(VIACR, 0x17, 0x00, 0x80); + via_write_reg_mask(VIACR, 0x17, 0x80, 0x80); } void via_set_secondary_timing(const struct display_timing *timing) -- 2.34.1