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-rw-r--r--drivers/gpu/drm/radeon/evergreen.c41
-rw-r--r--drivers/gpu/drm/radeon/evergreen_reg.h1
-rw-r--r--drivers/gpu/drm/radeon/r100.c142
-rw-r--r--drivers/gpu/drm/radeon/r100d.h36
-rw-r--r--drivers/gpu/drm/radeon/r500_reg.h1
-rw-r--r--drivers/gpu/drm/radeon/r600.c5
-rw-r--r--drivers/gpu/drm/radeon/radeon.h3
-rw-r--r--drivers/gpu/drm/radeon/radeon_asic.c42
-rw-r--r--drivers/gpu/drm/radeon/radeon_asic.h11
-rw-r--r--drivers/gpu/drm/radeon/rs600.c123
-rw-r--r--drivers/gpu/drm/radeon/rs600d.h32
-rw-r--r--drivers/gpu/drm/radeon/rv770.c4
12 files changed, 441 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 0137a4cd90f5..8d86d0568d97 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -39,6 +39,47 @@
static void evergreen_gpu_init(struct radeon_device *rdev);
void evergreen_fini(struct radeon_device *rdev);
+void evergreen_pm_misc(struct radeon_device *rdev)
+{
+
+}
+
+void evergreen_pm_prepare(struct radeon_device *rdev)
+{
+ struct drm_device *ddev = rdev->ddev;
+ struct drm_crtc *crtc;
+ struct radeon_crtc *radeon_crtc;
+ u32 tmp;
+
+ /* disable any active CRTCs */
+ list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) {
+ radeon_crtc = to_radeon_crtc(crtc);
+ if (radeon_crtc->enabled) {
+ tmp = RREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset);
+ tmp |= EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE;
+ WREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset, tmp);
+ }
+ }
+}
+
+void evergreen_pm_finish(struct radeon_device *rdev)
+{
+ struct drm_device *ddev = rdev->ddev;
+ struct drm_crtc *crtc;
+ struct radeon_crtc *radeon_crtc;
+ u32 tmp;
+
+ /* enable any active CRTCs */
+ list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) {
+ radeon_crtc = to_radeon_crtc(crtc);
+ if (radeon_crtc->enabled) {
+ tmp = RREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset);
+ tmp &= ~EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE;
+ WREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset, tmp);
+ }
+ }
+}
+
bool evergreen_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd)
{
bool connected = false;
diff --git a/drivers/gpu/drm/radeon/evergreen_reg.h b/drivers/gpu/drm/radeon/evergreen_reg.h
index 9dba6d97d9b7..93aab2ebd9d0 100644
--- a/drivers/gpu/drm/radeon/evergreen_reg.h
+++ b/drivers/gpu/drm/radeon/evergreen_reg.h
@@ -166,6 +166,7 @@
/* CRTC blocks at 0x6df0, 0x79f0, 0x105f0, 0x111f0, 0x11df0, 0x129f0 */
#define EVERGREEN_CRTC_CONTROL 0x6e70
# define EVERGREEN_CRTC_MASTER_EN (1 << 0)
+# define EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE (1 << 24)
#define EVERGREEN_CRTC_STATUS 0x6e8c
#define EVERGREEN_CRTC_UPDATE_LOCK 0x6ed4
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index 6443d9ea6c11..2106ac66eb32 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -37,6 +37,7 @@
#include "rs100d.h"
#include "rv200d.h"
#include "rv250d.h"
+#include "atom.h"
#include <linux/firmware.h>
#include <linux/platform_device.h>
@@ -200,6 +201,147 @@ void r100_set_power_state(struct radeon_device *rdev)
DRM_INFO("GUI not idle!!!\n");
}
+void r100_pm_misc(struct radeon_device *rdev)
+{
+#if 0
+ int requested_index = rdev->pm.requested_power_state_index;
+ struct radeon_power_state *ps = &rdev->pm.power_state[requested_index];
+ struct radeon_voltage *voltage = &ps->clock_info[0].voltage;
+ u32 tmp, sclk_cntl, sclk_cntl2, sclk_more_cntl;
+
+ if ((voltage->type == VOLTAGE_GPIO) && (voltage->gpio.valid)) {
+ if (ps->misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) {
+ tmp = RREG32(voltage->gpio.reg);
+ if (voltage->active_high)
+ tmp |= voltage->gpio.mask;
+ else
+ tmp &= ~(voltage->gpio.mask);
+ WREG32(voltage->gpio.reg, tmp);
+ if (voltage->delay)
+ udelay(voltage->delay);
+ } else {
+ tmp = RREG32(voltage->gpio.reg);
+ if (voltage->active_high)
+ tmp &= ~voltage->gpio.mask;
+ else
+ tmp |= voltage->gpio.mask;
+ WREG32(voltage->gpio.reg, tmp);
+ if (voltage->delay)
+ udelay(voltage->delay);
+ }
+ }
+
+ sclk_cntl = RREG32_PLL(SCLK_CNTL);
+ sclk_cntl2 = RREG32_PLL(SCLK_CNTL2);
+ sclk_cntl2 &= ~REDUCED_SPEED_SCLK_SEL(3);
+ sclk_more_cntl = RREG32_PLL(SCLK_MORE_CNTL);
+ sclk_more_cntl &= ~VOLTAGE_DELAY_SEL(3);
+ if (ps->misc & ATOM_PM_MISCINFO_ASIC_REDUCED_SPEED_SCLK_EN) {
+ sclk_more_cntl |= REDUCED_SPEED_SCLK_EN;
+ if (ps->misc & ATOM_PM_MISCINFO_DYN_CLK_3D_IDLE)
+ sclk_cntl2 |= REDUCED_SPEED_SCLK_MODE;
+ else
+ sclk_cntl2 &= ~REDUCED_SPEED_SCLK_MODE;
+ if (ps->misc & ATOM_PM_MISCINFO_DYNAMIC_CLOCK_DIVIDER_BY_2)
+ sclk_cntl2 |= REDUCED_SPEED_SCLK_SEL(0);
+ else if (ps->misc & ATOM_PM_MISCINFO_DYNAMIC_CLOCK_DIVIDER_BY_4)
+ sclk_cntl2 |= REDUCED_SPEED_SCLK_SEL(2);
+ } else
+ sclk_more_cntl &= ~REDUCED_SPEED_SCLK_EN;
+
+ if (ps->misc & ATOM_PM_MISCINFO_ASIC_DYNAMIC_VOLTAGE_EN) {
+ sclk_more_cntl |= IO_CG_VOLTAGE_DROP;
+ if (voltage->delay) {
+ sclk_more_cntl |= VOLTAGE_DROP_SYNC;
+ switch (voltage->delay) {
+ case 33:
+ sclk_more_cntl |= VOLTAGE_DELAY_SEL(0);
+ break;
+ case 66:
+ sclk_more_cntl |= VOLTAGE_DELAY_SEL(1);
+ break;
+ case 99:
+ sclk_more_cntl |= VOLTAGE_DELAY_SEL(2);
+ break;
+ case 132:
+ sclk_more_cntl |= VOLTAGE_DELAY_SEL(3);
+ break;
+ }
+ } else
+ sclk_more_cntl &= ~VOLTAGE_DROP_SYNC;
+ } else
+ sclk_more_cntl &= ~IO_CG_VOLTAGE_DROP;
+
+ if (ps->misc & ATOM_PM_MISCINFO_DYNAMIC_HDP_BLOCK_EN)
+ sclk_cntl &= ~FORCE_HDP;
+ else
+ sclk_cntl |= FORCE_HDP;
+
+ WREG32_PLL(SCLK_CNTL, sclk_cntl);
+ WREG32_PLL(SCLK_CNTL2, sclk_cntl2);
+ WREG32_PLL(SCLK_MORE_CNTL, sclk_more_cntl);
+
+ /* set pcie lanes */
+ if ((rdev->flags & RADEON_IS_PCIE) &&
+ !(rdev->flags & RADEON_IS_IGP) &&
+ rdev->asic->set_pcie_lanes &&
+ (ps->pcie_lanes !=
+ rdev->pm.power_state[rdev->pm.current_power_state_index].pcie_lanes)) {
+ radeon_set_pcie_lanes(rdev,
+ ps->pcie_lanes);
+ DRM_INFO("Setting: p: %d\n", ps->pcie_lanes);
+ }
+#endif
+}
+
+void r100_pm_prepare(struct radeon_device *rdev)
+{
+ struct drm_device *ddev = rdev->ddev;
+ struct drm_crtc *crtc;
+ struct radeon_crtc *radeon_crtc;
+ u32 tmp;
+
+ /* disable any active CRTCs */
+ list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) {
+ radeon_crtc = to_radeon_crtc(crtc);
+ if (radeon_crtc->enabled) {
+ if (radeon_crtc->crtc_id) {
+ tmp = RREG32(RADEON_CRTC2_GEN_CNTL);
+ tmp |= RADEON_CRTC2_DISP_REQ_EN_B;
+ WREG32(RADEON_CRTC2_GEN_CNTL, tmp);
+ } else {
+ tmp = RREG32(RADEON_CRTC_GEN_CNTL);
+ tmp |= RADEON_CRTC_DISP_REQ_EN_B;
+ WREG32(RADEON_CRTC_GEN_CNTL, tmp);
+ }
+ }
+ }
+}
+
+void r100_pm_finish(struct radeon_device *rdev)
+{
+ struct drm_device *ddev = rdev->ddev;
+ struct drm_crtc *crtc;
+ struct radeon_crtc *radeon_crtc;
+ u32 tmp;
+
+ /* enable any active CRTCs */
+ list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) {
+ radeon_crtc = to_radeon_crtc(crtc);
+ if (radeon_crtc->enabled) {
+ if (radeon_crtc->crtc_id) {
+ tmp = RREG32(RADEON_CRTC2_GEN_CNTL);
+ tmp &= ~RADEON_CRTC2_DISP_REQ_EN_B;
+ WREG32(RADEON_CRTC2_GEN_CNTL, tmp);
+ } else {
+ tmp = RREG32(RADEON_CRTC_GEN_CNTL);
+ tmp &= ~RADEON_CRTC_DISP_REQ_EN_B;
+ WREG32(RADEON_CRTC_GEN_CNTL, tmp);
+ }
+ }
+ }
+}
+
bool r100_gui_idle(struct radeon_device *rdev)
{
if (RREG32(RADEON_RBBM_STATUS) & RADEON_RBBM_ACTIVE)
diff --git a/drivers/gpu/drm/radeon/r100d.h b/drivers/gpu/drm/radeon/r100d.h
index de8abd104ab7..d016b16fa116 100644
--- a/drivers/gpu/drm/radeon/r100d.h
+++ b/drivers/gpu/drm/radeon/r100d.h
@@ -838,5 +838,41 @@
#define G_00000D_FORCE_RB(x) (((x) >> 28) & 0x1)
#define C_00000D_FORCE_RB 0xEFFFFFFF
+/* PLL regs */
+#define SCLK_CNTL 0xd
+#define FORCE_HDP (1 << 17)
+#define CLK_PWRMGT_CNTL 0x14
+#define GLOBAL_PMAN_EN (1 << 10)
+#define DISP_PM (1 << 20)
+#define PLL_PWRMGT_CNTL 0x15
+#define MPLL_TURNOFF (1 << 0)
+#define SPLL_TURNOFF (1 << 1)
+#define PPLL_TURNOFF (1 << 2)
+#define P2PLL_TURNOFF (1 << 3)
+#define TVPLL_TURNOFF (1 << 4)
+#define MOBILE_SU (1 << 16)
+#define SU_SCLK_USE_BCLK (1 << 17)
+#define SCLK_CNTL2 0x1e
+#define REDUCED_SPEED_SCLK_MODE (1 << 16)
+#define REDUCED_SPEED_SCLK_SEL(x) ((x) << 17)
+#define MCLK_MISC 0x1f
+#define EN_MCLK_TRISTATE_IN_SUSPEND (1 << 18)
+#define SCLK_MORE_CNTL 0x35
+#define REDUCED_SPEED_SCLK_EN (1 << 16)
+#define IO_CG_VOLTAGE_DROP (1 << 17)
+#define VOLTAGE_DELAY_SEL(x) ((x) << 20)
+#define VOLTAGE_DROP_SYNC (1 << 19)
+
+/* mmreg */
+#define DISP_PWR_MAN 0xd08
+#define DISP_D3_GRPH_RST (1 << 18)
+#define DISP_D3_SUBPIC_RST (1 << 19)
+#define DISP_D3_OV0_RST (1 << 20)
+#define DISP_D1D2_GRPH_RST (1 << 21)
+#define DISP_D1D2_SUBPIC_RST (1 << 22)
+#define DISP_D1D2_OV0_RST (1 << 23)
+#define DISP_DVO_ENABLE_RST (1 << 24)
+#define TV_ENABLE_RST (1 << 25)
+#define AUTO_PWRUP_EN (1 << 26)
#endif
diff --git a/drivers/gpu/drm/radeon/r500_reg.h b/drivers/gpu/drm/radeon/r500_reg.h
index 0cf2ad2a5585..f5adf42a9d15 100644
--- a/drivers/gpu/drm/radeon/r500_reg.h
+++ b/drivers/gpu/drm/radeon/r500_reg.h
@@ -347,6 +347,7 @@
#define AVIVO_D1CRTC_CONTROL 0x6080
# define AVIVO_CRTC_EN (1 << 0)
+# define AVIVO_CRTC_DISP_READ_REQUEST_DISABLE (1 << 24)
#define AVIVO_D1CRTC_BLANK_CONTROL 0x6084
#define AVIVO_D1CRTC_INTERLACE_CONTROL 0x6088
#define AVIVO_D1CRTC_INTERLACE_STATUS 0x608c
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 4f7f318b5437..38f75f54019b 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -304,6 +304,11 @@ void r600_set_power_state(struct radeon_device *rdev)
DRM_INFO("GUI not idle!!!\n");
}
+void r600_pm_misc(struct radeon_device *rdev)
+{
+
+}
+
bool r600_gui_idle(struct radeon_device *rdev)
{
if (RREG32(GRBM_STATUS) & GUI_ACTIVE)
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 5ffb29597af7..16f0ea78ea9d 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -815,6 +815,9 @@ struct radeon_asic {
bool (*gui_idle)(struct radeon_device *rdev);
void (*get_power_state)(struct radeon_device *rdev, enum radeon_pm_action action);
void (*set_power_state)(struct radeon_device *rdev);
+ void (*pm_misc)(struct radeon_device *rdev);
+ void (*pm_prepare)(struct radeon_device *rdev);
+ void (*pm_finish)(struct radeon_device *rdev);
};
/*
diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c
index 1053115ba652..1e6f17bf54fd 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.c
+++ b/drivers/gpu/drm/radeon/radeon_asic.c
@@ -168,6 +168,9 @@ static struct radeon_asic r100_asic = {
.gui_idle = &r100_gui_idle,
.get_power_state = &r100_get_power_state,
.set_power_state = &r100_set_power_state,
+ .pm_misc = &r100_pm_misc,
+ .pm_prepare = &r100_pm_prepare,
+ .pm_finish = &r100_pm_finish,
};
static struct radeon_asic r200_asic = {
@@ -209,6 +212,9 @@ static struct radeon_asic r200_asic = {
.gui_idle = &r100_gui_idle,
.get_power_state = &r100_get_power_state,
.set_power_state = &r100_set_power_state,
+ .pm_misc = &r100_pm_misc,
+ .pm_prepare = &r100_pm_prepare,
+ .pm_finish = &r100_pm_finish,
};
static struct radeon_asic r300_asic = {
@@ -251,6 +257,9 @@ static struct radeon_asic r300_asic = {
.gui_idle = &r100_gui_idle,
.get_power_state = &r100_get_power_state,
.set_power_state = &r100_set_power_state,
+ .pm_misc = &r100_pm_misc,
+ .pm_prepare = &r100_pm_prepare,
+ .pm_finish = &r100_pm_finish,
};
static struct radeon_asic r300_asic_pcie = {
@@ -292,6 +301,9 @@ static struct radeon_asic r300_asic_pcie = {
.gui_idle = &r100_gui_idle,
.get_power_state = &r100_get_power_state,
.set_power_state = &r100_set_power_state,
+ .pm_misc = &r100_pm_misc,
+ .pm_prepare = &r100_pm_prepare,
+ .pm_finish = &r100_pm_finish,
};
static struct radeon_asic r420_asic = {
@@ -334,6 +346,9 @@ static struct radeon_asic r420_asic = {
.gui_idle = &r100_gui_idle,
.get_power_state = &r100_get_power_state,
.set_power_state = &r100_set_power_state,
+ .pm_misc = &r100_pm_misc,
+ .pm_prepare = &r100_pm_prepare,
+ .pm_finish = &r100_pm_finish,
};
static struct radeon_asic rs400_asic = {
@@ -376,6 +391,9 @@ static struct radeon_asic rs400_asic = {
.gui_idle = &r100_gui_idle,
.get_power_state = &r100_get_power_state,
.set_power_state = &r100_set_power_state,
+ .pm_misc = &r100_pm_misc,
+ .pm_prepare = &r100_pm_prepare,
+ .pm_finish = &r100_pm_finish,
};
static struct radeon_asic rs600_asic = {
@@ -418,6 +436,9 @@ static struct radeon_asic rs600_asic = {
.gui_idle = &r100_gui_idle,
.get_power_state = &r100_get_power_state,
.set_power_state = &r100_set_power_state,
+ .pm_misc = &rs600_pm_misc,
+ .pm_prepare = &rs600_pm_prepare,
+ .pm_finish = &rs600_pm_finish,
};
static struct radeon_asic rs690_asic = {
@@ -460,6 +481,9 @@ static struct radeon_asic rs690_asic = {
.gui_idle = &r100_gui_idle,
.get_power_state = &r100_get_power_state,
.set_power_state = &r100_set_power_state,
+ .pm_misc = &rs600_pm_misc,
+ .pm_prepare = &rs600_pm_prepare,
+ .pm_finish = &rs600_pm_finish,
};
static struct radeon_asic rv515_asic = {
@@ -502,6 +526,9 @@ static struct radeon_asic rv515_asic = {
.gui_idle = &r100_gui_idle,
.get_power_state = &r100_get_power_state,
.set_power_state = &r100_set_power_state,
+ .pm_misc = &rs600_pm_misc,
+ .pm_prepare = &rs600_pm_prepare,
+ .pm_finish = &rs600_pm_finish,
};
static struct radeon_asic r520_asic = {
@@ -544,6 +571,9 @@ static struct radeon_asic r520_asic = {
.gui_idle = &r100_gui_idle,
.get_power_state = &r100_get_power_state,
.set_power_state = &r100_set_power_state,
+ .pm_misc = &rs600_pm_misc,
+ .pm_prepare = &rs600_pm_prepare,
+ .pm_finish = &rs600_pm_finish,
};
static struct radeon_asic r600_asic = {
@@ -585,6 +615,9 @@ static struct radeon_asic r600_asic = {
.gui_idle = &r600_gui_idle,
.get_power_state = &r600_get_power_state,
.set_power_state = &r600_set_power_state,
+ .pm_misc = &r600_pm_misc,
+ .pm_prepare = &rs600_pm_prepare,
+ .pm_finish = &rs600_pm_finish,
};
static struct radeon_asic rs780_asic = {
@@ -626,6 +659,9 @@ static struct radeon_asic rs780_asic = {
.gui_idle = &r600_gui_idle,
.get_power_state = &r600_get_power_state,
.set_power_state = &r600_set_power_state,
+ .pm_misc = &r600_pm_misc,
+ .pm_prepare = &rs600_pm_prepare,
+ .pm_finish = &rs600_pm_finish,
};
static struct radeon_asic rv770_asic = {
@@ -667,6 +703,9 @@ static struct radeon_asic rv770_asic = {
.gui_idle = &r600_gui_idle,
.get_power_state = &r600_get_power_state,
.set_power_state = &r600_set_power_state,
+ .pm_misc = &rv770_pm_misc,
+ .pm_prepare = &rs600_pm_prepare,
+ .pm_finish = &rs600_pm_finish,
};
static struct radeon_asic evergreen_asic = {
@@ -706,6 +745,9 @@ static struct radeon_asic evergreen_asic = {
.gui_idle = &r600_gui_idle,
.get_power_state = &r600_get_power_state,
.set_power_state = &r600_set_power_state,
+ .pm_misc = &evergreen_pm_misc,
+ .pm_prepare = &evergreen_pm_prepare,
+ .pm_finish = &evergreen_pm_finish,
};
int radeon_asic_init(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h
index 71b21bb4e5f3..378db67ba2d8 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.h
+++ b/drivers/gpu/drm/radeon/radeon_asic.h
@@ -130,6 +130,9 @@ extern bool r100_gui_idle(struct radeon_device *rdev);
extern void r100_set_power_state(struct radeon_device *rdev);
extern void r100_get_power_state(struct radeon_device *rdev,
enum radeon_pm_action action);
+extern void r100_pm_misc(struct radeon_device *rdev);
+extern void r100_pm_prepare(struct radeon_device *rdev);
+extern void r100_pm_finish(struct radeon_device *rdev);
/*
* r200,rv250,rs300,rv280
@@ -201,6 +204,9 @@ void rs600_hpd_fini(struct radeon_device *rdev);
bool rs600_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd);
void rs600_hpd_set_polarity(struct radeon_device *rdev,
enum radeon_hpd_id hpd);
+extern void rs600_pm_misc(struct radeon_device *rdev);
+extern void rs600_pm_prepare(struct radeon_device *rdev);
+extern void rs600_pm_finish(struct radeon_device *rdev);
/*
* rs690,rs740
@@ -278,6 +284,7 @@ extern bool r600_gui_idle(struct radeon_device *rdev);
extern void r600_set_power_state(struct radeon_device *rdev);
extern void r600_get_power_state(struct radeon_device *rdev,
enum radeon_pm_action action);
+extern void r600_pm_misc(struct radeon_device *rdev);
/*
* rv770,rv730,rv710,rv740
@@ -286,6 +293,7 @@ int rv770_init(struct radeon_device *rdev);
void rv770_fini(struct radeon_device *rdev);
int rv770_suspend(struct radeon_device *rdev);
int rv770_resume(struct radeon_device *rdev);
+extern void rv770_pm_misc(struct radeon_device *rdev);
/*
* evergreen
@@ -306,5 +314,8 @@ void evergreen_hpd_set_polarity(struct radeon_device *rdev,
u32 evergreen_get_vblank_counter(struct radeon_device *rdev, int crtc);
int evergreen_irq_set(struct radeon_device *rdev);
int evergreen_irq_process(struct radeon_device *rdev);
+extern void evergreen_pm_misc(struct radeon_device *rdev);
+extern void evergreen_pm_prepare(struct radeon_device *rdev);
+extern void evergreen_pm_finish(struct radeon_device *rdev);
#endif
diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c
index b312b72d76ce..c3890b76a1c0 100644
--- a/drivers/gpu/drm/radeon/rs600.c
+++ b/drivers/gpu/drm/radeon/rs600.c
@@ -46,6 +46,129 @@
void rs600_gpu_init(struct radeon_device *rdev);
int rs600_mc_wait_for_idle(struct radeon_device *rdev);
+void rs600_pm_misc(struct radeon_device *rdev)
+{
+#if 0
+ int requested_index = rdev->pm.requested_power_state_index;
+ struct radeon_power_state *ps = &rdev->pm.power_state[requested_index];
+ struct radeon_voltage *voltage = &ps->clock_info[0].voltage;
+ u32 tmp, dyn_pwrmgt_sclk_length, dyn_sclk_vol_cntl;
+ u32 hdp_dyn_cntl, mc_host_dyn_cntl;
+
+ if ((voltage->type == VOLTAGE_GPIO) && (voltage->gpio.valid)) {
+ if (ps->misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) {
+ tmp = RREG32(voltage->gpio.reg);
+ if (voltage->active_high)
+ tmp |= voltage->gpio.mask;
+ else
+ tmp &= ~(voltage->gpio.mask);
+ WREG32(voltage->gpio.reg, tmp);
+ if (voltage->delay)
+ udelay(voltage->delay);
+ } else {
+ tmp = RREG32(voltage->gpio.reg);
+ if (voltage->active_high)
+ tmp &= ~voltage->gpio.mask;
+ else
+ tmp |= voltage->gpio.mask;
+ WREG32(voltage->gpio.reg, tmp);
+ if (voltage->delay)
+ udelay(voltage->delay);
+ }
+ }
+
+ dyn_pwrmgt_sclk_length = RREG32_PLL(DYN_PWRMGT_SCLK_LENGTH);
+ dyn_pwrmgt_sclk_length &= ~REDUCED_POWER_SCLK_HILEN(0xf);
+ dyn_pwrmgt_sclk_length &= ~REDUCED_POWER_SCLK_LOLEN(0xf);
+ if (ps->misc & ATOM_PM_MISCINFO_ASIC_REDUCED_SPEED_SCLK_EN) {
+ if (ps->misc & ATOM_PM_MISCINFO_DYNAMIC_CLOCK_DIVIDER_BY_2) {
+ dyn_pwrmgt_sclk_length |= REDUCED_POWER_SCLK_HILEN(2);
+ dyn_pwrmgt_sclk_length |= REDUCED_POWER_SCLK_LOLEN(2);
+ } else if (ps->misc & ATOM_PM_MISCINFO_DYNAMIC_CLOCK_DIVIDER_BY_4) {
+ dyn_pwrmgt_sclk_length |= REDUCED_POWER_SCLK_HILEN(4);
+ dyn_pwrmgt_sclk_length |= REDUCED_POWER_SCLK_LOLEN(4);
+ }
+ } else {
+ dyn_pwrmgt_sclk_length |= REDUCED_POWER_SCLK_HILEN(1);
+ dyn_pwrmgt_sclk_length |= REDUCED_POWER_SCLK_LOLEN(1);
+ }
+ WREG32_PLL(DYN_PWRMGT_SCLK_LENGTH, dyn_pwrmgt_sclk_length);
+
+ dyn_sclk_vol_cntl = RREG32_PLL(DYN_SCLK_VOL_CNTL);
+ if (ps->misc & ATOM_PM_MISCINFO_ASIC_DYNAMIC_VOLTAGE_EN) {
+ dyn_sclk_vol_cntl |= IO_CG_VOLTAGE_DROP;
+ if (voltage->delay) {
+ dyn_sclk_vol_cntl |= VOLTAGE_DROP_SYNC;
+ dyn_sclk_vol_cntl |= VOLTAGE_DELAY_SEL(voltage->delay);
+ } else
+ dyn_sclk_vol_cntl &= ~VOLTAGE_DROP_SYNC;
+ } else
+ dyn_sclk_vol_cntl &= ~IO_CG_VOLTAGE_DROP;
+ WREG32_PLL(DYN_SCLK_VOL_CNTL, dyn_sclk_vol_cntl);
+
+ hdp_dyn_cntl = RREG32_PLL(HDP_DYN_CNTL);
+ if (ps->misc & ATOM_PM_MISCINFO_DYNAMIC_HDP_BLOCK_EN)
+ hdp_dyn_cntl &= ~HDP_FORCEON;
+ else
+ hdp_dyn_cntl |= HDP_FORCEON;
+ WREG32_PLL(HDP_DYN_CNTL, hdp_dyn_cntl);
+
+ mc_host_dyn_cntl = RREG32_PLL(MC_HOST_DYN_CNTL);
+ if (ps->misc & ATOM_PM_MISCINFO_DYNAMIC_MC_HOST_BLOCK_EN)
+ mc_host_dyn_cntl &= ~MC_HOST_FORCEON;
+ else
+ mc_host_dyn_cntl |= MC_HOST_FORCEON;
+ WREG32_PLL(MC_HOST_DYN_CNTL, mc_host_dyn_cntl);
+
+ /* set pcie lanes */
+ if ((rdev->flags & RADEON_IS_PCIE) &&
+ !(rdev->flags & RADEON_IS_IGP) &&
+ rdev->asic->set_pcie_lanes &&
+ (ps->pcie_lanes !=
+ rdev->pm.power_state[rdev->pm.current_power_state_index].pcie_lanes)) {
+ radeon_set_pcie_lanes(rdev,
+ ps->pcie_lanes);
+ DRM_INFO("Setting: p: %d\n", ps->pcie_lanes);
+ }
+#endif
+}
+
+void rs600_pm_prepare(struct radeon_device *rdev)
+{
+ struct drm_device *ddev = rdev->ddev;
+ struct drm_crtc *crtc;
+ struct radeon_crtc *radeon_crtc;
+ u32 tmp;
+
+ /* disable any active CRTCs */
+ list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) {
+ radeon_crtc = to_radeon_crtc(crtc);
+ if (radeon_crtc->enabled) {
+ tmp = RREG32(AVIVO_D1CRTC_CONTROL + radeon_crtc->crtc_offset);
+ tmp |= AVIVO_CRTC_DISP_READ_REQUEST_DISABLE;
+ WREG32(AVIVO_D1CRTC_CONTROL + radeon_crtc->crtc_offset, tmp);
+ }
+ }
+}
+
+void rs600_pm_finish(struct radeon_device *rdev)
+{
+ struct drm_device *ddev = rdev->ddev;
+ struct drm_crtc *crtc;
+ struct radeon_crtc *radeon_crtc;
+ u32 tmp;
+
+ /* enable any active CRTCs */
+ list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) {
+ radeon_crtc = to_radeon_crtc(crtc);
+ if (radeon_crtc->enabled) {
+ tmp = RREG32(AVIVO_D1CRTC_CONTROL + radeon_crtc->crtc_offset);
+ tmp &= ~AVIVO_CRTC_DISP_READ_REQUEST_DISABLE;
+ WREG32(AVIVO_D1CRTC_CONTROL + radeon_crtc->crtc_offset, tmp);
+ }
+ }
+}
+
/* hpd for digital panel detect/disconnect */
bool rs600_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd)
{
diff --git a/drivers/gpu/drm/radeon/rs600d.h b/drivers/gpu/drm/radeon/rs600d.h
index 08c4bebd3011..8f624342927a 100644
--- a/drivers/gpu/drm/radeon/rs600d.h
+++ b/drivers/gpu/drm/radeon/rs600d.h
@@ -634,4 +634,36 @@
#define G_006D4C_D2MODE_PRIORITY_B_FORCE_MASK(x) (((x) >> 24) & 0x1)
#define C_006D4C_D2MODE_PRIORITY_B_FORCE_MASK 0xFEFFFFFF
+/* PLL regs */
+#define GENERAL_PWRMGT 0x8
+#define GLOBAL_PWRMGT_EN (1 << 0)
+#define MOBILE_SU (1 << 2)
+#define DYN_PWRMGT_SCLK_LENGTH 0xc
+#define NORMAL_POWER_SCLK_HILEN(x) ((x) << 0)
+#define NORMAL_POWER_SCLK_LOLEN(x) ((x) << 4)
+#define REDUCED_POWER_SCLK_HILEN(x) ((x) << 8)
+#define REDUCED_POWER_SCLK_LOLEN(x) ((x) << 12)
+#define POWER_D1_SCLK_HILEN(x) ((x) << 16)
+#define POWER_D1_SCLK_LOLEN(x) ((x) << 20)
+#define STATIC_SCREEN_HILEN(x) ((x) << 24)
+#define STATIC_SCREEN_LOLEN(x) ((x) << 28)
+#define DYN_SCLK_VOL_CNTL 0xe
+#define IO_CG_VOLTAGE_DROP (1 << 0)
+#define VOLTAGE_DROP_SYNC (1 << 2)
+#define VOLTAGE_DELAY_SEL(x) ((x) << 3)
+#define HDP_DYN_CNTL 0x10
+#define HDP_FORCEON (1 << 0)
+#define MC_HOST_DYN_CNTL 0x1e
+#define MC_HOST_FORCEON (1 << 0)
+
+/* mmreg */
+#define DOUT_POWER_MANAGEMENT_CNTL 0x7ee0
+#define PWRDN_WAIT_BUSY_OFF (1 << 0)
+#define PWRDN_WAIT_PWRSEQ_OFF (1 << 4)
+#define PWRDN_WAIT_PPLL_OFF (1 << 8)
+#define PWRUP_WAIT_PPLL_ON (1 << 12)
+#define PWRUP_WAIT_MEM_INIT_DONE (1 << 16)
+#define PM_ASSERT_RESET (1 << 20)
+#define PM_PWRDN_PPLL (1 << 24)
+
#endif
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index a74683e18612..7c55182a9dd7 100644
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -42,6 +42,10 @@
static void rv770_gpu_init(struct radeon_device *rdev);
void rv770_fini(struct radeon_device *rdev);
+void rv770_pm_misc(struct radeon_device *rdev)
+{
+
+}
/*
* GART
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-27 14:42:17 +0100