From 50b238b186d4ac77da07a0fa0261467f9431581b Mon Sep 17 00:00:00 2001 From: "Javier M. Mellid" Date: Tue, 26 Jun 2012 06:00:15 +0200 Subject: [PATCH] staging: sm7xxfb: dead code removal This patch removes dead code related to BaseAddressInVRAM. It fixes comment on RAM control bits too. Tested with SM712. Signed-off-by: Javier M. Mellid Signed-off-by: Greg Kroah-Hartman --- drivers/staging/sm7xxfb/sm7xxfb.c | 16 +++------------- 1 file changed, 3 insertions(+), 13 deletions(-) diff --git a/drivers/staging/sm7xxfb/sm7xxfb.c b/drivers/staging/sm7xxfb/sm7xxfb.c index 4c741e2afd1..78da7790330 100644 --- a/drivers/staging/sm7xxfb/sm7xxfb.c +++ b/drivers/staging/sm7xxfb/sm7xxfb.c @@ -53,7 +53,7 @@ struct smtcfb_info { u_int width; u_int height; u_int hz; - u_long BaseAddressInVRAM; + u8 chipRevID; }; @@ -220,17 +220,9 @@ static void sm712_set_timing(struct smtcfb_info *sfb) static void sm712_setpalette(int regno, unsigned red, unsigned green, unsigned blue, struct fb_info *info) { - struct smtcfb_info *sfb = info->par; + /* set bit 5:4 = 01 (write LCD RAM only) */ + smtc_seqw(0x66, (smtc_seqr(0x66) & 0xC3) | 0x10); - if (sfb->BaseAddressInVRAM) - /* - * second display palette for dual head. Enable CRT RAM, 6-bit - * RAM - */ - smtc_seqw(0x66, (smtc_seqr(0x66) & 0xC3) | 0x20); - else - /* primary display palette. Enable LCD RAM only, 6-bit RAM */ - smtc_seqw(0x66, (smtc_seqr(0x66) & 0xC3) | 0x10); smtc_mmiowb(regno, dac_reg); smtc_mmiowb(red >> 10, dac_val); smtc_mmiowb(green >> 10, dac_val); @@ -932,8 +924,6 @@ static int __devinit smtcfb_pci_probe(struct pci_dev *pdev, goto failed; smtcfb_setmode(sfb); - /* Primary display starting from 0 position */ - sfb->BaseAddressInVRAM = 0; err = register_framebuffer(&sfb->fb); if (err < 0) -- 2.43.2