summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/radeon/radeon_atombios.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_atombios.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_atombios.c25
1 files changed, 24 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index c319845..4f7dbce 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -159,8 +159,15 @@ static struct radeon_hpd radeon_atom_get_hpd_info_from_gpio(struct radeon_device
struct radeon_gpio_rec *gpio)
{
struct radeon_hpd hpd;
+ u32 reg;
+
+ if (ASIC_IS_DCE4(rdev))
+ reg = EVERGREEN_DC_GPIO_HPD_A;
+ else
+ reg = AVIVO_DC_GPIO_HPD_A;
+
hpd.gpio = *gpio;
- if (gpio->reg == AVIVO_DC_GPIO_HPD_A) {
+ if (gpio->reg == reg) {
switch(gpio->mask) {
case (1 << 0):
hpd.hpd = RADEON_HPD_1;
@@ -556,6 +563,9 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev)
ddc_bus.valid = false;
}
+ /* needed for aux chan transactions */
+ ddc_bus.hpd_id = hpd.hpd ? (hpd.hpd - 1) : 0;
+
conn_id = le16_to_cpu(path->usConnObjectId);
if (!radeon_atom_apply_quirks
@@ -820,6 +830,7 @@ union firmware_info {
ATOM_FIRMWARE_INFO_V1_2 info_12;
ATOM_FIRMWARE_INFO_V1_3 info_13;
ATOM_FIRMWARE_INFO_V1_4 info_14;
+ ATOM_FIRMWARE_INFO_V2_1 info_21;
};
bool radeon_atom_get_clock_info(struct drm_device *dev)
@@ -831,6 +842,7 @@ bool radeon_atom_get_clock_info(struct drm_device *dev)
uint8_t frev, crev;
struct radeon_pll *p1pll = &rdev->clock.p1pll;
struct radeon_pll *p2pll = &rdev->clock.p2pll;
+ struct radeon_pll *dcpll = &rdev->clock.dcpll;
struct radeon_pll *spll = &rdev->clock.spll;
struct radeon_pll *mpll = &rdev->clock.mpll;
uint16_t data_offset;
@@ -933,8 +945,19 @@ bool radeon_atom_get_clock_info(struct drm_device *dev)
rdev->clock.default_mclk =
le32_to_cpu(firmware_info->info.ulDefaultMemoryClock);
+ if (ASIC_IS_DCE4(rdev)) {
+ rdev->clock.default_dispclk =
+ le32_to_cpu(firmware_info->info_21.ulDefaultDispEngineClkFreq);
+ if (rdev->clock.default_dispclk == 0)
+ rdev->clock.default_dispclk = 60000; /* 600 Mhz */
+ rdev->clock.dp_extclk =
+ le16_to_cpu(firmware_info->info_21.usUniphyDPModeExtClkFreq);
+ }
+ *dcpll = *p1pll;
+
return true;
}
+
return false;
}
OpenPOWER on IntegriCloud