#include <linux/agp_backend.h>
#ifdef CONFIG_PPC_PMAC
-#include <asm/processor.h>
+#include <asm/machdep.h>
#include <asm/prom.h>
#include <asm/pmac_feature.h>
#endif
+/* For detecting supported PC laptops */
+#ifdef CONFIG_X86
+#include <linux/dmi.h>
+#endif
+
#include "ati_ids.h"
-void radeon_pm_disable_dynamic_mode(struct radeonfb_info *rinfo)
+#ifdef CONFIG_X86
+/* This array holds a list of supported PC laptops.
+ * Currently only few IBM models are tested.
+ * If you want to experiment, use dmidecode to find out
+ * vendor and product codes for Your laptop.
+ */
+static struct dmi_system_id __devinitdata radeonfb_dmi_table[] = {
+#include "radeon_pm_whitelist.h"
+};
+
+extern int radeon_force_sleep;
+#endif
+
+static void radeon_pm_disable_dynamic_mode(struct radeonfb_info *rinfo)
{
u32 tmp;
OUTPLL(pllSCLK_CNTL, tmp);
return;
}
- /* RV350 (M10) */
+ /* RV350 (M10/M11) */
if (rinfo->family == CHIP_FAMILY_RV350) {
- /* for RV350/M10, no delays are required. */
+ /* for RV350/M10/M11, no delays are required. */
tmp = INPLL(pllSCLK_CNTL2);
tmp |= (SCLK_CNTL2__R300_FORCE_TCL |
SCLK_CNTL2__R300_FORCE_GA |
radeon_msleep(16);
}
-void radeon_pm_enable_dynamic_mode(struct radeonfb_info *rinfo)
+static void radeon_pm_enable_dynamic_mode(struct radeonfb_info *rinfo)
{
u32 tmp;
return;
}
- /* M10 */
+ /* M10/M11 */
if (rinfo->family == CHIP_FAMILY_RV350) {
tmp = INPLL(pllSCLK_CNTL2);
tmp &= ~(SCLK_CNTL2__R300_FORCE_TCL |
/* because both INPLL and OUTPLL take the same lock, that's why. */
tmp = INPLL( pllMCLK_MISC) | MCLK_MISC__EN_MCLK_TRISTATE_IN_SUSPEND;
OUTPLL( pllMCLK_MISC, tmp);
-
+
+ /* BUS_CNTL1__MOBILE_PLATORM_SEL setting is northbridge chipset
+ * and radeon chip dependent. Thus we only enable it on Mac for
+ * now (until we get more info on how to compute the correct
+ * value for various X86 bridges).
+ */
+
+#ifdef CONFIG_PPC_PMAC
/* AGP PLL control */
if (rinfo->family <= CHIP_FAMILY_RV280) {
OUTREG(BUS_CNTL1, INREG(BUS_CNTL1) | BUS_CNTL1__AGPCLK_VALID);
OUTREG(BUS_CNTL1, INREG(BUS_CNTL1));
OUTREG(BUS_CNTL1, (INREG(BUS_CNTL1) & ~0x4000) | 0x8000);
}
+#endif
OUTREG(CRTC_OFFSET_CNTL, (INREG(CRTC_OFFSET_CNTL)
& ~CRTC_OFFSET_CNTL__CRTC_STEREO_SYNC_OUT_EN));
OUTREG( CRTC_GEN_CNTL, (crtcGenCntl | CRTC_GEN_CNTL__CRTC_DISP_REQ_EN_B) );
OUTREG( CRTC2_GEN_CNTL, (crtcGenCntl2 | CRTC2_GEN_CNTL__CRTC2_DISP_REQ_EN_B) );
- /* This is the code for the Aluminium PowerBooks M10 */
+ /* This is the code for the Aluminium PowerBooks M10 / iBooks M11 */
if (rinfo->family == CHIP_FAMILY_RV350) {
u32 sdram_mode_reg = rinfo->save_regs[35];
static u32 default_mrtable[] =
mdelay( 15);
}
-#ifdef CONFIG_PPC_OF
-
static void radeon_pm_reset_pad_ctlr_strength(struct radeonfb_info *rinfo)
{
u32 tmp, tmp2;
/* Reconfigure SPLL charge pump, VCO gain, duty cycle */
tmp = INPLL(pllSPLL_CNTL);
OUTREG8(CLOCK_CNTL_INDEX, pllSPLL_CNTL + PLL_WR_EN);
+ radeon_pll_errata_after_index(rinfo);
OUTREG8(CLOCK_CNTL_DATA + 1, (tmp >> 8) & 0xff);
+ radeon_pll_errata_after_data(rinfo);
/* Set SPLL feedback divider */
tmp = INPLL(pllM_SPLL_REF_FB_DIV);
/* Reconfigure MPLL charge pump, VCO gain, duty cycle */
tmp = INPLL(pllMPLL_CNTL);
OUTREG8(CLOCK_CNTL_INDEX, pllMPLL_CNTL + PLL_WR_EN);
+ radeon_pll_errata_after_index(rinfo);
OUTREG8(CLOCK_CNTL_DATA + 1, (tmp >> 8) & 0xff);
+ radeon_pll_errata_after_data(rinfo);
/* Set MPLL feedback divider */
tmp = INPLL(pllM_SPLL_REF_FB_DIV);
u32 tmp;
OUTREG8(CLOCK_CNTL_INDEX, pllHTOTAL_CNTL + PLL_WR_EN);
+ radeon_pll_errata_after_index(rinfo);
OUTREG8(CLOCK_CNTL_DATA, 0);
+ radeon_pll_errata_after_data(rinfo);
tmp = INPLL(pllVCLK_ECP_CNTL);
OUTPLL(pllVCLK_ECP_CNTL, tmp | 0x80);
*/
tmp = INPLL(pllPPLL_CNTL);
OUTREG8(CLOCK_CNTL_INDEX, pllSPLL_CNTL + PLL_WR_EN);
+ radeon_pll_errata_after_index(rinfo);
OUTREG8(CLOCK_CNTL_DATA + 1, (tmp >> 8) & 0xff);
-
- /* Not sure what was intended here ... */
- tmp = INREG(CLOCK_CNTL_INDEX);
- OUTREG(CLOCK_CNTL_INDEX, tmp);
+ radeon_pll_errata_after_data(rinfo);
/* Restore our "reference" PPLL divider set by firmware
* according to proper spread spectrum calculations
/* Switch pixel clock to firmware default div 0 */
OUTREG8(CLOCK_CNTL_INDEX+1, 0);
+ radeon_pll_errata_after_index(rinfo);
+ radeon_pll_errata_after_data(rinfo);
}
static void radeon_pm_m10_reconfigure_mc(struct radeonfb_info *rinfo)
radeon_pm_m10_enable_lvds_spread_spectrum(rinfo);
}
+#ifdef CONFIG_PPC_OF
+
static void radeon_pm_m9p_reconfigure_mc(struct radeonfb_info *rinfo)
{
OUTREG(MC_CNTL, rinfo->save_regs[46]);
OUTREG(0x2ec, 0x6332a3f0);
mdelay(17);
- OUTPLL(pllPPLL_REF_DIV, rinfo->pll.ref_div);;
+ OUTPLL(pllPPLL_REF_DIV, rinfo->pll.ref_div);
OUTPLL(pllPPLL_DIV_0, rinfo->save_regs[92]);
mdelay(40);
tmp = INPLL(MPLL_CNTL);
OUTREG8(CLOCK_CNTL_INDEX, MPLL_CNTL + PLL_WR_EN);
+ radeon_pll_errata_after_index(rinfo);
OUTREG8(CLOCK_CNTL_DATA + 1, (tmp >> 8) & 0xff);
+ radeon_pll_errata_after_data(rinfo);
tmp = INPLL(M_SPLL_REF_FB_DIV);
OUTPLL(M_SPLL_REF_FB_DIV, tmp | 0x5900);
tmp = INPLL(SPLL_CNTL);
OUTREG8(CLOCK_CNTL_INDEX, SPLL_CNTL + PLL_WR_EN);
+ radeon_pll_errata_after_index(rinfo);
OUTREG8(CLOCK_CNTL_DATA + 1, (tmp >> 8) & 0xff);
+ radeon_pll_errata_after_data(rinfo);
tmp = INPLL(M_SPLL_REF_FB_DIV);
OUTPLL(M_SPLL_REF_FB_DIV, tmp | 0x780000);
OUTREG(CRTC_H_SYNC_STRT_WID, 0x008e0580);
OUTREG(CRTC_H_TOTAL_DISP, 0x009f00d2);
OUTREG8(CLOCK_CNTL_INDEX, HTOTAL_CNTL + PLL_WR_EN);
+ radeon_pll_errata_after_index(rinfo);
OUTREG8(CLOCK_CNTL_DATA, 0);
+ radeon_pll_errata_after_data(rinfo);
OUTREG(CRTC_V_SYNC_STRT_WID, 0x00830403);
OUTREG(CRTC_V_TOTAL_DISP, 0x03ff0429);
OUTREG(FP_CRTC_H_TOTAL_DISP, 0x009f0033);
INPLL(PPLL_REF_DIV);
OUTREG8(CLOCK_CNTL_INDEX, PPLL_CNTL + PLL_WR_EN);
+ radeon_pll_errata_after_index(rinfo);
OUTREG8(CLOCK_CNTL_DATA + 1, 0xbc);
+ radeon_pll_errata_after_data(rinfo);
tmp = INREG(CLOCK_CNTL_INDEX);
+ radeon_pll_errata_after_index(rinfo);
OUTREG(CLOCK_CNTL_INDEX, tmp & 0xff);
+ radeon_pll_errata_after_index(rinfo);
+ radeon_pll_errata_after_data(rinfo);
OUTPLL(PPLL_DIV_0, 0x48090);
* including PCI config registers, clocks, AGP conf, ...)
*/
if (suspend) {
- printk(KERN_DEBUG "radeonfb: switching to D2 state...\n");
+ printk(KERN_DEBUG "radeonfb (%s): switching to D2 state...\n",
+ pci_name(rinfo->pdev));
/* Disable dynamic power management of clocks for the
* duration of the suspend/resume process
mdelay(500);
}
} else {
- printk(KERN_DEBUG "radeonfb: switching to D0 state...\n");
+ printk(KERN_DEBUG "radeonfb (%s): switching to D0 state...\n",
+ pci_name(rinfo->pdev));
/* Switch back PCI powermanagment to D0 */
mdelay(200);
}
-static/*extern*/ int susdisking = 0;
-
-int radeonfb_pci_suspend(struct pci_dev *pdev, u32 state)
+int radeonfb_pci_suspend(struct pci_dev *pdev, pm_message_t state)
{
struct fb_info *info = pci_get_drvdata(pdev);
struct radeonfb_info *rinfo = info->par;
int i;
- if (state == pdev->dev.power.power_state)
+ if (state.event == pdev->dev.power.power_state.event)
return 0;
printk(KERN_DEBUG "radeonfb (%s): suspending to state: %d...\n",
- pci_name(pdev), state);
+ pci_name(pdev), state.event);
/* For suspend-to-disk, we cheat here. We don't suspend anything and
* let fbcon continue drawing until we are all set. That shouldn't
* really cause any problem at this point, provided that the wakeup
* code knows that any state in memory may not match the HW
*/
- if (state != PM_SUSPEND_MEM)
- goto done;
- if (susdisking) {
- printk("suspending to disk but state = %d\n", state);
+ if (state.event == PM_EVENT_FREEZE)
goto done;
- }
acquire_console_sem();
rinfo->lock_blank = 1;
del_timer_sync(&rinfo->lvds_timer);
+#ifdef CONFIG_PPC_PMAC
+ /* On powermac, we have hooks to properly suspend/resume AGP now,
+ * use them here. We'll ultimately need some generic support here,
+ * but the generic code isn't quite ready for that yet
+ */
+ pmac_suspend_agp_for_card(pdev);
+#endif /* CONFIG_PPC_PMAC */
+
/* If we support wakeup from poweroff, we save all regs we can including cfg
* space
*/
OUTREG(LVDS_PLL_CNTL, (INREG(LVDS_PLL_CNTL) & ~30000) | 0x20000);
mdelay(20);
OUTREG(LVDS_GEN_CNTL, INREG(LVDS_GEN_CNTL) & ~(LVDS_DIGON));
-
- // FIXME: Use PCI layer
- for (i = 0; i < 64; ++i)
- pci_read_config_dword(rinfo->pdev, i * 4,
- &rinfo->cfg_save[i]);
}
+ // FIXME: Use PCI layer
+ for (i = 0; i < 64; ++i)
+ pci_read_config_dword(pdev, i * 4, &rinfo->cfg_save[i]);
+ pci_disable_device(pdev);
}
/* If we support D2, we go to it (should be fixed later with a flag forcing
* D3 only for some laptops)
struct radeonfb_info *rinfo = info->par;
int rc = 0;
- if (pdev->dev.power.power_state == 0)
+ if (pdev->dev.power.power_state.event == PM_EVENT_ON)
return 0;
if (rinfo->no_schedule) {
acquire_console_sem();
printk(KERN_DEBUG "radeonfb (%s): resuming from state: %d...\n",
- pci_name(pdev), pdev->dev.power.power_state);
+ pci_name(pdev), pdev->dev.power.power_state.event);
if (pci_enable_device(pdev)) {
}
pci_set_master(pdev);
- if (pdev->dev.power.power_state == PM_SUSPEND_MEM) {
+ if (pdev->dev.power.power_state.event == PM_EVENT_SUSPEND) {
/* Wakeup chip. Check from config space if we were powered off
* (todo: additionally, check CLK_PIN_CNTL too)
*/
rinfo->lock_blank = 0;
radeon_screen_blank(rinfo, FB_BLANK_UNBLANK, 1);
+#ifdef CONFIG_PPC_PMAC
+ /* On powermac, we have hooks to properly suspend/resume AGP now,
+ * use them here. We'll ultimately need some generic support here,
+ * but the generic code isn't quite ready for that yet
+ */
+ pmac_resume_agp_for_card(pdev);
+#endif /* CONFIG_PPC_PMAC */
+
+
/* Check status of dynclk */
if (rinfo->dynclk == 1)
radeon_pm_enable_dynamic_mode(rinfo);
else if (rinfo->dynclk == 0)
radeon_pm_disable_dynamic_mode(rinfo);
- pdev->dev.power.power_state = 0;
+ pdev->dev.power.power_state = PMSG_ON;
bail:
release_console_sem();
printk("radeonfb: Dynamic Clock Power Management disabled\n");
}
+#if defined(CONFIG_PM)
/* Check if we can power manage on suspend/resume. We can do
* D2 on M6, M7 and M9, and we can resume from D3 cold a few other
* "Mac" cards, but that's all. We need more infos about what the
* BIOS does tho. Right now, all this PM stuff is pmac-only for that
* reason. --BenH
*/
-#if defined(CONFIG_PM) && defined(CONFIG_PPC_OF)
- if (_machine == _MACH_Pmac && rinfo->of_node) {
+ /* Special case for Samsung P35 laptops
+ */
+ if ((rinfo->pdev->vendor == PCI_VENDOR_ID_ATI) &&
+ (rinfo->pdev->device == PCI_CHIP_RV350_NP) &&
+ (rinfo->pdev->subsystem_vendor == PCI_VENDOR_ID_SAMSUNG) &&
+ (rinfo->pdev->subsystem_device == 0xc00c)) {
+ rinfo->reinit_func = radeon_reinitialize_M10;
+ rinfo->pm_mode |= radeon_pm_off;
+ }
+#if defined(CONFIG_PPC_PMAC)
+ if (machine_is(powermac) && rinfo->of_node) {
if (rinfo->is_mobility && rinfo->pm_reg &&
rinfo->family <= CHIP_FAMILY_RV250)
rinfo->pm_mode |= radeon_pm_d2;
/* We can restart Jasper (M10 chip in albooks), BlueStone (7500 chip
- * in some desktop G4s), and Via (M9+ chip on iBook G4)
+ * in some desktop G4s), Via (M9+ chip on iBook G4) and
+ * Snowy (M11 chip on iBook G4 manufactured after July 2005)
*/
- if (!strcmp(rinfo->of_node->name, "ATY,JasperParent")) {
+ if (!strcmp(rinfo->of_node->name, "ATY,JasperParent") ||
+ !strcmp(rinfo->of_node->name, "ATY,SnowyParent")) {
rinfo->reinit_func = radeon_reinitialize_M10;
rinfo->pm_mode |= radeon_pm_off;
}
if (!strcmp(rinfo->of_node->name, "ATY,ViaParent")) {
rinfo->reinit_func = radeon_reinitialize_M9P;
rinfo->pm_mode |= radeon_pm_off;
- /* Workaround not used for now */
- rinfo->m9p_workaround = 1;
}
/* If any of the above is set, we assume the machine can sleep/resume.
OUTREG(TV_DAC_CNTL, INREG(TV_DAC_CNTL) | 0x07000000);
#endif
}
-#endif /* defined(CONFIG_PM) && defined(CONFIG_PPC_OF) */
+#endif /* defined(CONFIG_PPC_PMAC) */
+#endif /* defined(CONFIG_PM) */
+
+/* The PM code also works on some PC laptops.
+ * Only a few models are actually tested so Your mileage may vary.
+ * We can do D2 on at least M7 and M9 on some IBM ThinkPad T41 models.
+ */
+#if defined(CONFIG_PM) && defined(CONFIG_X86)
+ if (radeon_force_sleep || dmi_check_system(radeonfb_dmi_table)) {
+ if (radeon_force_sleep)
+ printk("radeonfb: forcefully enabling sleep mode\n");
+ else
+ printk("radeonfb: enabling sleep mode\n");
+
+ if (rinfo->is_mobility && rinfo->pm_reg &&
+ rinfo->family <= CHIP_FAMILY_RV250)
+ rinfo->pm_mode |= radeon_pm_d2;
+
+ /* Power down TV DAC, that saves a significant amount of power,
+ * we'll have something better once we actually have some TVOut
+ * support
+ */
+ OUTREG(TV_DAC_CNTL, INREG(TV_DAC_CNTL) | 0x07000000);
+ }
+#endif /* defined(CONFIG_PM) && defined(CONFIG_X86) */
}
void radeonfb_pm_exit(struct radeonfb_info *rinfo)
{
-#if defined(CONFIG_PM) && defined(CONFIG_PPC_OF)
+#if defined(CONFIG_PM) && defined(CONFIG_PPC_PMAC)
if (rinfo->pm_mode != radeon_pm_none)
pmac_set_early_video_resume(NULL, NULL);
#endif