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authorKrzysztof Halasa <khc@pm.waw.pl>2007-10-16 12:29:33 +0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-16 20:43:19 +0400
commitee5618f4937dcbff15e504663d81a7adb3d849bf (patch)
tree3fec7a2565f4f123ab2ccd0b3243e3bf49f16b6b /drivers/video/intelfb
parent689c9568f54747c13f287ae53956281e7cd810fa (diff)
downloadlinux-ee5618f4937dcbff15e504663d81a7adb3d849bf.tar.xz
Intel FB: obvious changes and corrections
Intel FB: obvious changes and corrections Signed-off-by: Krzysztof Halasa <khc@pm.waw.pl> Cc: "Antonino A. Daplas" <adaplas@pol.net> Cc: <sylvain.meyer@worldonline.fr> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/video/intelfb')
-rw-r--r--drivers/video/intelfb/intelfb.h5
-rw-r--r--drivers/video/intelfb/intelfbhw.c14
-rw-r--r--drivers/video/intelfb/intelfbhw.h4
3 files changed, 13 insertions, 10 deletions
diff --git a/drivers/video/intelfb/intelfb.h b/drivers/video/intelfb/intelfb.h
index 7e9d62a83472..2fe3f7def530 100644
--- a/drivers/video/intelfb/intelfb.h
+++ b/drivers/video/intelfb/intelfb.h
@@ -355,7 +355,10 @@ struct intelfb_info {
struct intelfb_output_rec output[MAX_OUTPUTS];
};
-#define IS_I9XX(dinfo) (((dinfo)->chipset == INTEL_915G)||(dinfo->chipset == INTEL_915GM)||((dinfo)->chipset == INTEL_945G)||(dinfo->chipset==INTEL_945GM))
+#define IS_I9XX(dinfo) (((dinfo)->chipset == INTEL_915G) || \
+ ((dinfo)->chipset == INTEL_915GM) || \
+ ((dinfo)->chipset == INTEL_945G) || \
+ ((dinfo)->chipset==INTEL_945GM))
#ifndef FBIO_WAITFORVSYNC
#define FBIO_WAITFORVSYNC _IOW('F', 0x20, __u32)
diff --git a/drivers/video/intelfb/intelfbhw.c b/drivers/video/intelfb/intelfbhw.c
index fe38df8e2b6f..270f6552603c 100644
--- a/drivers/video/intelfb/intelfbhw.c
+++ b/drivers/video/intelfb/intelfbhw.c
@@ -434,14 +434,14 @@ void intelfbhw_setcolreg(struct intelfb_info *dinfo, unsigned regno,
unsigned red, unsigned green, unsigned blue,
unsigned transp)
{
+ u32 palette_reg = (dinfo->pipe == PIPE_A) ?
+ PALETTE_A : PALETTE_B;
+
#if VERBOSE > 0
DBG_MSG("intelfbhw_setcolreg: %d: (%d, %d, %d)\n",
regno, red, green, blue);
#endif
- u32 palette_reg = (dinfo->pipe == PIPE_A) ?
- PALETTE_A : PALETTE_B;
-
OUTREG(palette_reg + (regno << 2),
(red << PALETTE_8_RED_SHIFT) |
(green << PALETTE_8_GREEN_SHIFT) |
@@ -1305,8 +1305,8 @@ int intelfbhw_program_mode(struct intelfb_info *dinfo,
count = 0;
do {
- tmp_val[count%3] = INREG(0x70000);
- if ((tmp_val[0] == tmp_val[1]) && (tmp_val[1]==tmp_val[2]))
+ tmp_val[count % 3] = INREG(PIPEA_DSL);
+ if ((tmp_val[0] == tmp_val[1]) && (tmp_val[1] == tmp_val[2]))
break;
count++;
udelay(1);
@@ -2004,7 +2004,6 @@ intelfbhw_enable_irq(struct intelfb_info *dinfo, int reenable) {
void
intelfbhw_disable_irq(struct intelfb_info *dinfo) {
- u16 tmp;
if (test_and_clear_bit(0, &dinfo->irq_flags)) {
if (dinfo->vsync.pan_display) {
@@ -2016,8 +2015,7 @@ intelfbhw_disable_irq(struct intelfb_info *dinfo) {
OUTREG16(IMR, 0xffff);
OUTREG16(IER, 0x0);
- tmp = INREG16(IIR);
- OUTREG16(IIR, tmp);
+ OUTREG16(IIR, INREG16(IIR)); /* clear IRQ requests */
spin_unlock_irq(&dinfo->int_lock);
free_irq(dinfo->pdev->irq, dinfo);
diff --git a/drivers/video/intelfb/intelfbhw.h b/drivers/video/intelfb/intelfbhw.h
index 1a4df251b540..3cbfcef83361 100644
--- a/drivers/video/intelfb/intelfbhw.h
+++ b/drivers/video/intelfb/intelfbhw.h
@@ -93,7 +93,7 @@
#define IIR 0x20A4
#define IMR 0x20A8
#define VSYNC_PIPE_A_INTERRUPT (1 << 7)
-#define PIPE_A_EVENT_INTERRUPT (1 << 4)
+#define PIPE_A_EVENT_INTERRUPT (1 << 6)
#define VSYNC_PIPE_B_INTERRUPT (1 << 5)
#define PIPE_B_EVENT_INTERRUPT (1 << 4)
#define HOST_PORT_EVENT_INTERRUPT (1 << 3)
@@ -276,6 +276,8 @@
#define DVOB_SRCDIM 0x61144
#define DVOC_SRCDIM 0x61164
+#define PIPEA_DSL 0x70000
+#define PIPEB_DSL 0x71000
#define PIPEACONF 0x70008
#define PIPEBCONF 0x71008
#define PIPECONF_ENABLE (1 << 31)