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path: root/drivers/gpu/drm/radeon
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-rw-r--r--drivers/gpu/drm/radeon/r100.c14
-rw-r--r--drivers/gpu/drm/radeon/r600.c14
-rw-r--r--drivers/gpu/drm/radeon/r600d.h1
-rw-r--r--drivers/gpu/drm/radeon/radeon.h2
-rw-r--r--drivers/gpu/drm/radeon/radeon_asic.h12
-rw-r--r--drivers/gpu/drm/radeon/radeon_device.c21
6 files changed, 63 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index 737970b43aef..be51c5f7d0f6 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -1955,6 +1955,20 @@ void r100_vram_init_sizes(struct radeon_device *rdev)
rdev->mc.real_vram_size = rdev->mc.aper_size;
}
+void r100_vga_set_state(struct radeon_device *rdev, bool state)
+{
+ uint32_t temp;
+
+ temp = RREG32(RADEON_CONFIG_CNTL);
+ if (state == false) {
+ temp &= ~(1<<8);
+ temp |= (1<<9);
+ } else {
+ temp &= ~(1<<9);
+ }
+ WREG32(RADEON_CONFIG_CNTL, temp);
+}
+
void r100_vram_info(struct radeon_device *rdev)
{
r100_vram_get_type(rdev);
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 5f42fad19190..eab31c1d6df1 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -1499,6 +1499,20 @@ int r600_startup(struct radeon_device *rdev)
return 0;
}
+void r600_vga_set_state(struct radeon_device *rdev, bool state)
+{
+ uint32_t temp;
+
+ temp = RREG32(CONFIG_CNTL);
+ if (state == false) {
+ temp &= ~(1<<0);
+ temp |= (1<<1);
+ } else {
+ temp &= ~(1<<1);
+ }
+ WREG32(CONFIG_CNTL, temp);
+}
+
int r600_resume(struct radeon_device *rdev)
{
int r;
diff --git a/drivers/gpu/drm/radeon/r600d.h b/drivers/gpu/drm/radeon/r600d.h
index 723295f59281..4a9028a85c9b 100644
--- a/drivers/gpu/drm/radeon/r600d.h
+++ b/drivers/gpu/drm/radeon/r600d.h
@@ -78,6 +78,7 @@
#define CB_COLOR0_MASK 0x28100
#define CONFIG_MEMSIZE 0x5428
+#define CONFIG_CNTL 0x5424
#define CP_STAT 0x8680
#define CP_COHER_BASE 0x85F8
#define CP_DEBUG 0xC1FC
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 817af8ecff10..c839b608970f 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -596,6 +596,7 @@ struct radeon_asic {
int (*suspend)(struct radeon_device *rdev);
void (*errata)(struct radeon_device *rdev);
void (*vram_info)(struct radeon_device *rdev);
+ void (*vga_set_state)(struct radeon_device *rdev, bool state);
int (*gpu_reset)(struct radeon_device *rdev);
int (*mc_init)(struct radeon_device *rdev);
void (*mc_fini)(struct radeon_device *rdev);
@@ -954,6 +955,7 @@ static inline void radeon_ring_write(struct radeon_device *rdev, uint32_t v)
#define radeon_cs_parse(p) rdev->asic->cs_parse((p))
#define radeon_errata(rdev) (rdev)->asic->errata((rdev))
#define radeon_vram_info(rdev) (rdev)->asic->vram_info((rdev))
+#define radeon_vga_set_state(rdev, state) (rdev)->asic->vga_set_state((rdev), (state))
#define radeon_gpu_reset(rdev) (rdev)->asic->gpu_reset((rdev))
#define radeon_mc_init(rdev) (rdev)->asic->mc_init((rdev))
#define radeon_mc_fini(rdev) (rdev)->asic->mc_fini((rdev))
diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h
index 5f2a9e6f12c5..8968f78fa1e3 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.h
+++ b/drivers/gpu/drm/radeon/radeon_asic.h
@@ -47,6 +47,7 @@ uint32_t r100_mm_rreg(struct radeon_device *rdev, uint32_t reg);
void r100_mm_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
void r100_errata(struct radeon_device *rdev);
void r100_vram_info(struct radeon_device *rdev);
+void r100_vga_set_state(struct radeon_device *rdev, bool state);
int r100_gpu_reset(struct radeon_device *rdev);
int r100_mc_init(struct radeon_device *rdev);
void r100_mc_fini(struct radeon_device *rdev);
@@ -89,6 +90,7 @@ static struct radeon_asic r100_asic = {
.init = &r100_init,
.errata = &r100_errata,
.vram_info = &r100_vram_info,
+ .vga_set_state = &r100_vga_set_state,
.gpu_reset = &r100_gpu_reset,
.mc_init = &r100_mc_init,
.mc_fini = &r100_mc_fini,
@@ -158,6 +160,7 @@ static struct radeon_asic r300_asic = {
.init = &r300_init,
.errata = &r300_errata,
.vram_info = &r300_vram_info,
+ .vga_set_state = &r100_vga_set_state,
.gpu_reset = &r300_gpu_reset,
.mc_init = &r300_mc_init,
.mc_fini = &r300_mc_fini,
@@ -208,6 +211,7 @@ static struct radeon_asic r420_asic = {
.resume = &r420_resume,
.errata = NULL,
.vram_info = NULL,
+ .vga_set_state = &r100_vga_set_state,
.gpu_reset = &r300_gpu_reset,
.mc_init = NULL,
.mc_fini = NULL,
@@ -262,6 +266,7 @@ static struct radeon_asic rs400_asic = {
.init = &r300_init,
.errata = &rs400_errata,
.vram_info = &rs400_vram_info,
+ .vga_set_state = &r100_vga_set_state,
.gpu_reset = &r300_gpu_reset,
.mc_init = &rs400_mc_init,
.mc_fini = &rs400_mc_fini,
@@ -323,6 +328,7 @@ static struct radeon_asic rs600_asic = {
.init = &rs600_init,
.errata = &rs600_errata,
.vram_info = &rs600_vram_info,
+ .vga_set_state = &r100_vga_set_state,
.gpu_reset = &r300_gpu_reset,
.mc_init = &rs600_mc_init,
.mc_fini = &rs600_mc_fini,
@@ -372,6 +378,7 @@ static struct radeon_asic rs690_asic = {
.init = &rs600_init,
.errata = &rs690_errata,
.vram_info = &rs690_vram_info,
+ .vga_set_state = &r100_vga_set_state,
.gpu_reset = &r300_gpu_reset,
.mc_init = &rs690_mc_init,
.mc_fini = &rs690_mc_fini,
@@ -428,6 +435,7 @@ static struct radeon_asic rv515_asic = {
.init = &rv515_init,
.errata = &rv515_errata,
.vram_info = &rv515_vram_info,
+ .vga_set_state = &r100_vga_set_state,
.gpu_reset = &rv515_gpu_reset,
.mc_init = &rv515_mc_init,
.mc_fini = &rv515_mc_fini,
@@ -477,6 +485,7 @@ static struct radeon_asic r520_asic = {
.init = &rv515_init,
.errata = &r520_errata,
.vram_info = &r520_vram_info,
+ .vga_set_state = &r100_vga_set_state,
.gpu_reset = &rv515_gpu_reset,
.mc_init = &r520_mc_init,
.mc_fini = &r520_mc_fini,
@@ -520,6 +529,7 @@ int r600_init(struct radeon_device *rdev);
void r600_fini(struct radeon_device *rdev);
int r600_suspend(struct radeon_device *rdev);
int r600_resume(struct radeon_device *rdev);
+void r600_vga_set_state(struct radeon_device *rdev, bool state);
int r600_wb_init(struct radeon_device *rdev);
void r600_wb_fini(struct radeon_device *rdev);
void r600_cp_commit(struct radeon_device *rdev);
@@ -556,6 +566,7 @@ static struct radeon_asic r600_asic = {
.resume = &r600_resume,
.cp_commit = &r600_cp_commit,
.vram_info = NULL,
+ .vga_set_state = &r600_vga_set_state,
.gpu_reset = &r600_gpu_reset,
.mc_init = NULL,
.mc_fini = NULL,
@@ -606,6 +617,7 @@ static struct radeon_asic rv770_asic = {
.cp_commit = &r600_cp_commit,
.vram_info = NULL,
.gpu_reset = &rv770_gpu_reset,
+ .vga_set_state = &r600_vga_set_state,
.mc_init = NULL,
.mc_fini = NULL,
.wb_init = &r600_wb_init,
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index 8a40c616b534..daf5db780956 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -29,6 +29,7 @@
#include <drm/drmP.h>
#include <drm/drm_crtc_helper.h>
#include <drm/radeon_drm.h>
+#include <linux/vgaarb.h>
#include "radeon_reg.h"
#include "radeon.h"
#include "radeon_asic.h"
@@ -480,7 +481,18 @@ void radeon_combios_fini(struct radeon_device *rdev)
{
}
+/* if we get transitioned to only one device, tak VGA back */
+static unsigned int radeon_vga_set_decode(void *cookie, bool state)
+{
+ struct radeon_device *rdev = cookie;
+ radeon_vga_set_state(rdev, state);
+ if (state)
+ return VGA_RSRC_LEGACY_IO | VGA_RSRC_LEGACY_MEM |
+ VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM;
+ else
+ return VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM;
+}
/*
* Radeon device.
*/
@@ -578,6 +590,13 @@ int radeon_device_init(struct radeon_device *rdev,
if (r) {
return r;
}
+
+ /* if we have > 1 VGA cards, then disable the radeon VGA resources */
+ r = vga_client_register(rdev->pdev, rdev, NULL, radeon_vga_set_decode);
+ if (r) {
+ return -EINVAL;
+ }
+
if (!rdev->new_init_path) {
/* Setup errata flags */
radeon_errata(rdev);
@@ -586,7 +605,6 @@ int radeon_device_init(struct radeon_device *rdev,
/* Initialize surface registers */
radeon_surface_init(rdev);
- /* TODO: disable VGA need to use VGA request */
/* BIOS*/
if (!radeon_get_bios(rdev)) {
if (ASIC_IS_AVIVO(rdev))
@@ -697,6 +715,7 @@ void radeon_device_fini(struct radeon_device *rdev)
radeon_agp_fini(rdev);
#endif
radeon_irq_kms_fini(rdev);
+ vga_client_register(rdev->pdev, NULL, NULL, NULL);
radeon_fence_driver_fini(rdev);
radeon_clocks_fini(rdev);
radeon_object_fini(rdev);