drivers/video/fbdev/geode/lxfb_ops.c:602:9: sparse: sparse: incorrect type in argument 2 (different address spaces)

From: kernel test robot
Date: Tue Mar 09 2021 - 05:32:48 EST

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tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 144c79ef33536b4ecb4951e07dbc1f2b7fa99d32
commit: df7a9ec3bc12c6464491d3bee0e7983f48bc04e4 fbdev: lxfb: use generic power management
date: 6 months ago
config: x86_64-randconfig-s031-20210309 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.3-262-g5e674421-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=df7a9ec3bc12c6464491d3bee0e7983f48bc04e4
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout df7a9ec3bc12c6464491d3bee0e7983f48bc04e4
# save the attached .config to linux build tree
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=x86_64

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

"sparse warnings: (new ones prefixed by >>)"
>> drivers/video/fbdev/geode/lxfb_ops.c:602:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const *from @@ got void [noderef] __iomem *gp_regs @@
drivers/video/fbdev/geode/lxfb_ops.c:602:9: sparse: expected void const *from
drivers/video/fbdev/geode/lxfb_ops.c:602:9: sparse: got void [noderef] __iomem *gp_regs
>> drivers/video/fbdev/geode/lxfb_ops.c:603:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const *from @@ got void [noderef] __iomem *dc_regs @@
drivers/video/fbdev/geode/lxfb_ops.c:603:9: sparse: expected void const *from
drivers/video/fbdev/geode/lxfb_ops.c:603:9: sparse: got void [noderef] __iomem *dc_regs
>> drivers/video/fbdev/geode/lxfb_ops.c:604:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const *from @@ got void [noderef] __iomem *vp_regs @@
drivers/video/fbdev/geode/lxfb_ops.c:604:9: sparse: expected void const *from
drivers/video/fbdev/geode/lxfb_ops.c:604:9: sparse: got void [noderef] __iomem *vp_regs
>> drivers/video/fbdev/geode/lxfb_ops.c:605:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const *from @@ got void [noderef] __iomem * @@
drivers/video/fbdev/geode/lxfb_ops.c:605:9: sparse: expected void const *from
drivers/video/fbdev/geode/lxfb_ops.c:605:9: sparse: got void [noderef] __iomem *
drivers/video/fbdev/geode/lxfb_ops.c:633:9: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const *from @@ got void [noderef] __iomem * @@
drivers/video/fbdev/geode/lxfb_ops.c:633:9: sparse: expected void const *from
drivers/video/fbdev/geode/lxfb_ops.c:633:9: sparse: got void [noderef] __iomem *
>> drivers/video/fbdev/geode/lxfb_ops.c:759:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *to @@ got void [noderef] __iomem * @@
drivers/video/fbdev/geode/lxfb_ops.c:759:9: sparse: expected void *to
drivers/video/fbdev/geode/lxfb_ops.c:759:9: sparse: got void [noderef] __iomem *

vim +602 drivers/video/fbdev/geode/lxfb_ops.c

f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 582
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 583 static void lx_save_regs(struct lxfb_par *par)
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 584 {
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 585 uint32_t filt;
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 586 int i;
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 587
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 588 /* wait for the BLT engine to stop being busy */
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 589 do {
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 590 i = read_gp(par, GP_BLT_STATUS);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 591 } while ((i & GP_BLT_STATUS_PB) || !(i & GP_BLT_STATUS_CE));
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 592
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 593 /* save MSRs */
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 594 rdmsrl(MSR_LX_MSR_PADSEL, par->msr.padsel);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 595 rdmsrl(MSR_GLCP_DOTPLL, par->msr.dotpll);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 596 rdmsrl(MSR_LX_GLD_MSR_CONFIG, par->msr.dfglcfg);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 597 rdmsrl(MSR_LX_SPARE_MSR, par->msr.dcspare);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 598
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 599 write_dc(par, DC_UNLOCK, DC_UNLOCK_UNLOCK);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 600
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 601 /* save registers */
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 @602 memcpy(par->gp, par->gp_regs, sizeof(par->gp));
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 @603 memcpy(par->dc, par->dc_regs, sizeof(par->dc));
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 @604 memcpy(par->vp, par->vp_regs, sizeof(par->vp));
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 @605 memcpy(par->fp, par->vp_regs + VP_FP_START, sizeof(par->fp));
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 606
16cdd4336fdca9 drivers/video/geode/lxfb_ops.c Daniel Drake 2010-11-30 607 /* save the display controller palette */
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 608 write_dc(par, DC_PAL_ADDRESS, 0);
16cdd4336fdca9 drivers/video/geode/lxfb_ops.c Daniel Drake 2010-11-30 609 for (i = 0; i < ARRAY_SIZE(par->dc_pal); i++)
16cdd4336fdca9 drivers/video/geode/lxfb_ops.c Daniel Drake 2010-11-30 610 par->dc_pal[i] = read_dc(par, DC_PAL_DATA);
16cdd4336fdca9 drivers/video/geode/lxfb_ops.c Daniel Drake 2010-11-30 611
16cdd4336fdca9 drivers/video/geode/lxfb_ops.c Daniel Drake 2010-11-30 612 /* save the video processor palette */
16cdd4336fdca9 drivers/video/geode/lxfb_ops.c Daniel Drake 2010-11-30 613 write_vp(par, VP_PAR, 0);
16cdd4336fdca9 drivers/video/geode/lxfb_ops.c Daniel Drake 2010-11-30 614 for (i = 0; i < ARRAY_SIZE(par->vp_pal); i++)
16cdd4336fdca9 drivers/video/geode/lxfb_ops.c Daniel Drake 2010-11-30 615 par->vp_pal[i] = read_vp(par, VP_PDR);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 616
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 617 /* save the horizontal filter coefficients */
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 618 filt = par->dc[DC_IRQ_FILT_CTL] | DC_IRQ_FILT_CTL_H_FILT_SEL;
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 619 for (i = 0; i < ARRAY_SIZE(par->hcoeff); i += 2) {
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 620 write_dc(par, DC_IRQ_FILT_CTL, (filt & 0xffffff00) | i);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 621 par->hcoeff[i] = read_dc(par, DC_FILT_COEFF1);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 622 par->hcoeff[i + 1] = read_dc(par, DC_FILT_COEFF2);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 623 }
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 624
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 625 /* save the vertical filter coefficients */
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 626 filt &= ~DC_IRQ_FILT_CTL_H_FILT_SEL;
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 627 for (i = 0; i < ARRAY_SIZE(par->vcoeff); i++) {
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 628 write_dc(par, DC_IRQ_FILT_CTL, (filt & 0xffffff00) | i);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 629 par->vcoeff[i] = read_dc(par, DC_FILT_COEFF1);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 630 }
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 631
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 632 /* save video coeff ram */
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 633 memcpy(par->vp_coeff, par->vp_regs + VP_VCR, sizeof(par->vp_coeff));
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 634 }
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 635
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 636 static void lx_restore_gfx_proc(struct lxfb_par *par)
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 637 {
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 638 int i;
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 639
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 640 /* a bunch of registers require GP_RASTER_MODE to be set first */
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 641 write_gp(par, GP_RASTER_MODE, par->gp[GP_RASTER_MODE]);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 642
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 643 for (i = 0; i < ARRAY_SIZE(par->gp); i++) {
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 644 switch (i) {
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 645 case GP_RASTER_MODE:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 646 case GP_VECTOR_MODE:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 647 case GP_BLT_MODE:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 648 case GP_BLT_STATUS:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 649 case GP_HST_SRC:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 650 /* FIXME: restore LUT data */
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 651 case GP_LUT_INDEX:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 652 case GP_LUT_DATA:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 653 /* don't restore these registers */
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 654 break;
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 655
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 656 default:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 657 write_gp(par, i, par->gp[i]);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 658 }
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 659 }
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 660 }
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 661
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 662 static void lx_restore_display_ctlr(struct lxfb_par *par)
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 663 {
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 664 uint32_t filt;
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 665 int i;
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 666
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 667 wrmsrl(MSR_LX_SPARE_MSR, par->msr.dcspare);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 668
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 669 for (i = 0; i < ARRAY_SIZE(par->dc); i++) {
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 670 switch (i) {
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 671 case DC_UNLOCK:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 672 /* unlock the DC; runs first */
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 673 write_dc(par, DC_UNLOCK, DC_UNLOCK_UNLOCK);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 674 break;
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 675
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 676 case DC_GENERAL_CFG:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 677 case DC_DISPLAY_CFG:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 678 /* disable all while restoring */
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 679 write_dc(par, i, 0);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 680 break;
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 681
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 682 case DC_DV_CTL:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 683 /* set all ram to dirty */
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 684 write_dc(par, i, par->dc[i] | DC_DV_CTL_CLEAR_DV_RAM);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 685
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 686 case DC_RSVD_1:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 687 case DC_RSVD_2:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 688 case DC_RSVD_3:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 689 case DC_LINE_CNT:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 690 case DC_PAL_ADDRESS:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 691 case DC_PAL_DATA:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 692 case DC_DFIFO_DIAG:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 693 case DC_CFIFO_DIAG:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 694 case DC_FILT_COEFF1:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 695 case DC_FILT_COEFF2:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 696 case DC_RSVD_4:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 697 case DC_RSVD_5:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 698 /* don't restore these registers */
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 699 break;
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 700
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 701 default:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 702 write_dc(par, i, par->dc[i]);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 703 }
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 704 }
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 705
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 706 /* restore the palette */
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 707 write_dc(par, DC_PAL_ADDRESS, 0);
16cdd4336fdca9 drivers/video/geode/lxfb_ops.c Daniel Drake 2010-11-30 708 for (i = 0; i < ARRAY_SIZE(par->dc_pal); i++)
16cdd4336fdca9 drivers/video/geode/lxfb_ops.c Daniel Drake 2010-11-30 709 write_dc(par, DC_PAL_DATA, par->dc_pal[i]);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 710
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 711 /* restore the horizontal filter coefficients */
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 712 filt = par->dc[DC_IRQ_FILT_CTL] | DC_IRQ_FILT_CTL_H_FILT_SEL;
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 713 for (i = 0; i < ARRAY_SIZE(par->hcoeff); i += 2) {
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 714 write_dc(par, DC_IRQ_FILT_CTL, (filt & 0xffffff00) | i);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 715 write_dc(par, DC_FILT_COEFF1, par->hcoeff[i]);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 716 write_dc(par, DC_FILT_COEFF2, par->hcoeff[i + 1]);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 717 }
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 718
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 719 /* restore the vertical filter coefficients */
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 720 filt &= ~DC_IRQ_FILT_CTL_H_FILT_SEL;
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 721 for (i = 0; i < ARRAY_SIZE(par->vcoeff); i++) {
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 722 write_dc(par, DC_IRQ_FILT_CTL, (filt & 0xffffff00) | i);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 723 write_dc(par, DC_FILT_COEFF1, par->vcoeff[i]);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 724 }
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 725 }
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 726
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 727 static void lx_restore_video_proc(struct lxfb_par *par)
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 728 {
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 729 int i;
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 730
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 731 wrmsrl(MSR_LX_GLD_MSR_CONFIG, par->msr.dfglcfg);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 732 wrmsrl(MSR_LX_MSR_PADSEL, par->msr.padsel);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 733
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 734 for (i = 0; i < ARRAY_SIZE(par->vp); i++) {
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 735 switch (i) {
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 736 case VP_VCFG:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 737 case VP_DCFG:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 738 case VP_PAR:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 739 case VP_PDR:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 740 case VP_CCS:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 741 case VP_RSVD_0:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 742 /* case VP_VDC: */ /* why should this not be restored? */
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 743 case VP_RSVD_1:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 744 case VP_CRC32:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 745 /* don't restore these registers */
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 746 break;
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 747
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 748 default:
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 749 write_vp(par, i, par->vp[i]);
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 750 }
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 751 }
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 752
16cdd4336fdca9 drivers/video/geode/lxfb_ops.c Daniel Drake 2010-11-30 753 /* restore video processor palette */
16cdd4336fdca9 drivers/video/geode/lxfb_ops.c Daniel Drake 2010-11-30 754 write_vp(par, VP_PAR, 0);
16cdd4336fdca9 drivers/video/geode/lxfb_ops.c Daniel Drake 2010-11-30 755 for (i = 0; i < ARRAY_SIZE(par->vp_pal); i++)
16cdd4336fdca9 drivers/video/geode/lxfb_ops.c Daniel Drake 2010-11-30 756 write_vp(par, VP_PDR, par->vp_pal[i]);
16cdd4336fdca9 drivers/video/geode/lxfb_ops.c Daniel Drake 2010-11-30 757
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 758 /* restore video coeff ram */
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 @759 memcpy(par->vp_regs + VP_VCR, par->vp_coeff, sizeof(par->vp_coeff));
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 760 }
f694e53bd0db69 drivers/video/geode/lxfb_ops.c Andres Salomon 2008-04-28 761

:::::: The code at line 602 was first introduced by commit
:::::: f694e53bd0db69557ee8e0db2d1602818ff173b0 lxfb: add power management functionality

:::::: TO: Andres Salomon <dilinger@xxxxxxxxxx>
:::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>

---
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