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-rw-r--r--drivers/gpu/drm/drm_irq.c9
-rw-r--r--drivers/gpu/drm/radeon/radeon_atombios.c32
-rw-r--r--drivers/gpu/vga/vgaarb.c44
-rw-r--r--include/drm/drm_pciids.h2
4 files changed, 40 insertions, 47 deletions
diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c
index 68b756253f9..44a5d0ad8b7 100644
--- a/drivers/gpu/drm/drm_irq.c
+++ b/drivers/gpu/drm/drm_irq.c
@@ -110,10 +110,7 @@ static void vblank_disable_and_save(struct drm_device *dev, int crtc)
/* Prevent vblank irq processing while disabling vblank irqs,
* so no updates of timestamps or count can happen after we've
* disabled. Needed to prevent races in case of delayed irq's.
- * Disable preemption, so vblank_time_lock is held as short as
- * possible, even under a kernel with PREEMPT_RT patches.
*/
- preempt_disable();
spin_lock_irqsave(&dev->vblank_time_lock, irqflags);
dev->driver->disable_vblank(dev, crtc);
@@ -164,7 +161,6 @@ static void vblank_disable_and_save(struct drm_device *dev, int crtc)
clear_vblank_timestamps(dev, crtc);
spin_unlock_irqrestore(&dev->vblank_time_lock, irqflags);
- preempt_enable();
}
static void vblank_disable_fn(unsigned long arg)
@@ -889,10 +885,6 @@ int drm_vblank_get(struct drm_device *dev, int crtc)
spin_lock_irqsave(&dev->vbl_lock, irqflags);
/* Going from 0->1 means we have to enable interrupts again */
if (atomic_add_return(1, &dev->vblank_refcount[crtc]) == 1) {
- /* Disable preemption while holding vblank_time_lock. Do
- * it explicitely to guard against PREEMPT_RT kernel.
- */
- preempt_disable();
spin_lock_irqsave(&dev->vblank_time_lock, irqflags2);
if (!dev->vblank_enabled[crtc]) {
/* Enable vblank irqs under vblank_time_lock protection.
@@ -912,7 +904,6 @@ int drm_vblank_get(struct drm_device *dev, int crtc)
}
}
spin_unlock_irqrestore(&dev->vblank_time_lock, irqflags2);
- preempt_enable();
} else {
if (!dev->vblank_enabled[crtc]) {
atomic_dec(&dev->vblank_refcount[crtc]);
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index d2d179267af..fecd705a1a5 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -85,6 +85,18 @@ static struct radeon_i2c_bus_rec radeon_lookup_i2c_gpio(struct radeon_device *rd
for (i = 0; i < num_indices; i++) {
gpio = &i2c_info->asGPIO_Info[i];
+ /* r4xx mask is technically not used by the hw, so patch in the legacy mask bits */
+ if ((rdev->family == CHIP_R420) ||
+ (rdev->family == CHIP_R423) ||
+ (rdev->family == CHIP_RV410)) {
+ if ((le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x0018) ||
+ (le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x0019) ||
+ (le16_to_cpu(gpio->usClkMaskRegisterIndex) == 0x001a)) {
+ gpio->ucClkMaskShift = 0x19;
+ gpio->ucDataMaskShift = 0x18;
+ }
+ }
+
/* some evergreen boards have bad data for this entry */
if (ASIC_IS_DCE4(rdev)) {
if ((i == 7) &&
@@ -1996,14 +2008,14 @@ static int radeon_atombios_parse_power_table_1_3(struct radeon_device *rdev)
return state_index;
/* last mode is usually default, array is low to high */
for (i = 0; i < num_modes; i++) {
+ rdev->pm.power_state[state_index].clock_info =
+ kzalloc(sizeof(struct radeon_pm_clock_info) * 1, GFP_KERNEL);
+ if (!rdev->pm.power_state[state_index].clock_info)
+ return state_index;
+ rdev->pm.power_state[state_index].num_clock_modes = 1;
rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE;
switch (frev) {
case 1:
- rdev->pm.power_state[state_index].clock_info =
- kzalloc(sizeof(struct radeon_pm_clock_info) * 1, GFP_KERNEL);
- if (!rdev->pm.power_state[state_index].clock_info)
- return state_index;
- rdev->pm.power_state[state_index].num_clock_modes = 1;
rdev->pm.power_state[state_index].clock_info[0].mclk =
le16_to_cpu(power_info->info.asPowerPlayInfo[i].usMemoryClock);
rdev->pm.power_state[state_index].clock_info[0].sclk =
@@ -2039,11 +2051,6 @@ static int radeon_atombios_parse_power_table_1_3(struct radeon_device *rdev)
state_index++;
break;
case 2:
- rdev->pm.power_state[state_index].clock_info =
- kzalloc(sizeof(struct radeon_pm_clock_info) * 1, GFP_KERNEL);
- if (!rdev->pm.power_state[state_index].clock_info)
- return state_index;
- rdev->pm.power_state[state_index].num_clock_modes = 1;
rdev->pm.power_state[state_index].clock_info[0].mclk =
le32_to_cpu(power_info->info_2.asPowerPlayInfo[i].ulMemoryClock);
rdev->pm.power_state[state_index].clock_info[0].sclk =
@@ -2080,11 +2087,6 @@ static int radeon_atombios_parse_power_table_1_3(struct radeon_device *rdev)
state_index++;
break;
case 3:
- rdev->pm.power_state[state_index].clock_info =
- kzalloc(sizeof(struct radeon_pm_clock_info) * 1, GFP_KERNEL);
- if (!rdev->pm.power_state[state_index].clock_info)
- return state_index;
- rdev->pm.power_state[state_index].num_clock_modes = 1;
rdev->pm.power_state[state_index].clock_info[0].mclk =
le32_to_cpu(power_info->info_3.asPowerPlayInfo[i].ulMemoryClock);
rdev->pm.power_state[state_index].clock_info[0].sclk =
diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c
index c72f1c0b5e6..bdde899af72 100644
--- a/drivers/gpu/vga/vgaarb.c
+++ b/drivers/gpu/vga/vgaarb.c
@@ -465,31 +465,29 @@ static void vga_arbiter_check_bridge_sharing(struct vga_device *vgadev)
while (new_bus) {
new_bridge = new_bus->self;
- if (new_bridge) {
- /* go through list of devices already registered */
- list_for_each_entry(same_bridge_vgadev, &vga_list, list) {
- bus = same_bridge_vgadev->pdev->bus;
- bridge = bus->self;
-
- /* see if the share a bridge with this device */
- if (new_bridge == bridge) {
- /* if their direct parent bridge is the same
- as any bridge of this device then it can't be used
- for that device */
- same_bridge_vgadev->bridge_has_one_vga = false;
- }
+ /* go through list of devices already registered */
+ list_for_each_entry(same_bridge_vgadev, &vga_list, list) {
+ bus = same_bridge_vgadev->pdev->bus;
+ bridge = bus->self;
+
+ /* see if the share a bridge with this device */
+ if (new_bridge == bridge) {
+ /* if their direct parent bridge is the same
+ as any bridge of this device then it can't be used
+ for that device */
+ same_bridge_vgadev->bridge_has_one_vga = false;
+ }
- /* now iterate the previous devices bridge hierarchy */
- /* if the new devices parent bridge is in the other devices
- hierarchy then we can't use it to control this device */
- while (bus) {
- bridge = bus->self;
- if (bridge) {
- if (bridge == vgadev->pdev->bus->self)
- vgadev->bridge_has_one_vga = false;
- }
- bus = bus->parent;
+ /* now iterate the previous devices bridge hierarchy */
+ /* if the new devices parent bridge is in the other devices
+ hierarchy then we can't use it to control this device */
+ while (bus) {
+ bridge = bus->self;
+ if (bridge) {
+ if (bridge == vgadev->pdev->bus->self)
+ vgadev->bridge_has_one_vga = false;
}
+ bus = bus->parent;
}
}
new_bus = new_bus->parent;
diff --git a/include/drm/drm_pciids.h b/include/drm/drm_pciids.h
index 3d53efd25ab..f81676f1b31 100644
--- a/include/drm/drm_pciids.h
+++ b/include/drm/drm_pciids.h
@@ -4,6 +4,7 @@
*/
#define radeon_PCI_IDS \
{0x1002, 0x3150, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV380|RADEON_IS_MOBILITY}, \
+ {0x1002, 0x3151, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV380|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
{0x1002, 0x3152, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV380|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
{0x1002, 0x3154, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV380|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
{0x1002, 0x3155, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV380|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
@@ -55,6 +56,7 @@
{0x1002, 0x4C64, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV250|RADEON_IS_MOBILITY}, \
{0x1002, 0x4C66, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV250|RADEON_IS_MOBILITY}, \
{0x1002, 0x4C67, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV250|RADEON_IS_MOBILITY}, \
+ {0x1002, 0x4C6E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV280|RADEON_IS_MOBILITY}, \
{0x1002, 0x4E44, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R300}, \
{0x1002, 0x4E45, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R300}, \
{0x1002, 0x4E46, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R300}, \