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authorDave Airlie <airlied@redhat.com>2016-07-15 01:17:39 +0200
committerDave Airlie <airlied@redhat.com>2016-07-15 01:17:39 +0200
commitda031899f54ad5313e0c3f56967bfde026a512b2 (patch)
treeaee4626502f7e7054d1c09e731aadcf5036e4aca /drivers
parentMerge branches 'perf-urgent-for-linus' and 'timers-urgent-for-linus' of git:/... (diff)
parentdrm/amdgpu: fix power distribution issue for Polaris10 XT (diff)
downloadlinux-da031899f54ad5313e0c3f56967bfde026a512b2.tar.xz
linux-da031899f54ad5313e0c3f56967bfde026a512b2.zip
Merge branch 'drm-fixes-4.7' of git://people.freedesktop.org/~agd5f/linux into drm-fixes
Two more polaris fixes. * 'drm-fixes-4.7' of git://people.freedesktop.org/~agd5f/linux: drm/amdgpu: fix power distribution issue for Polaris10 XT drm/amdgpu: Add a missing register to Polaris golden setting
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/atombios_i2c.c15
-rw-r--r--drivers/gpu/drm/amd/amdgpu/atombios_i2c.h2
-rw-r--r--drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c7
3 files changed, 24 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/atombios_i2c.c b/drivers/gpu/drm/amd/amdgpu/atombios_i2c.c
index 13cdb01e9b45..bc56c8a181e6 100644
--- a/drivers/gpu/drm/amd/amdgpu/atombios_i2c.c
+++ b/drivers/gpu/drm/amd/amdgpu/atombios_i2c.c
@@ -156,3 +156,18 @@ u32 amdgpu_atombios_i2c_func(struct i2c_adapter *adap)
return I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL;
}
+void amdgpu_atombios_i2c_channel_trans(struct amdgpu_device* adev, u8 slave_addr, u8 line_number, u8 offset, u8 data)
+{
+ PROCESS_I2C_CHANNEL_TRANSACTION_PS_ALLOCATION args;
+ int index = GetIndexIntoMasterTable(COMMAND, ProcessI2cChannelTransaction);
+
+ args.ucRegIndex = offset;
+ args.lpI2CDataOut = data;
+ args.ucFlag = 1;
+ args.ucI2CSpeed = TARGET_HW_I2C_CLOCK;
+ args.ucTransBytes = 1;
+ args.ucSlaveAddr = slave_addr;
+ args.ucLineNumber = line_number;
+
+ amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args);
+}
diff --git a/drivers/gpu/drm/amd/amdgpu/atombios_i2c.h b/drivers/gpu/drm/amd/amdgpu/atombios_i2c.h
index d6128d9de56e..251aaf41f65d 100644
--- a/drivers/gpu/drm/amd/amdgpu/atombios_i2c.h
+++ b/drivers/gpu/drm/amd/amdgpu/atombios_i2c.h
@@ -27,5 +27,7 @@
int amdgpu_atombios_i2c_xfer(struct i2c_adapter *i2c_adap,
struct i2c_msg *msgs, int num);
u32 amdgpu_atombios_i2c_func(struct i2c_adapter *adap);
+void amdgpu_atombios_i2c_channel_trans(struct amdgpu_device* adev,
+ u8 slave_addr, u8 line_number, u8 offset, u8 data);
#endif
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
index b2ebd4fef6cf..c2ef94511f70 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
@@ -28,6 +28,7 @@
#include "vid.h"
#include "amdgpu_ucode.h"
#include "amdgpu_atombios.h"
+#include "atombios_i2c.h"
#include "clearstate_vi.h"
#include "gmc/gmc_8_2_d.h"
@@ -284,6 +285,7 @@ static const u32 golden_settings_polaris11_a11[] =
mmTCP_ADDR_CONFIG, 0x000003ff, 0x000000f3,
mmTCP_CHAN_STEER_HI, 0xffffffff, 0x00000000,
mmTCP_CHAN_STEER_LO, 0xffffffff, 0x00003210,
+ mmVGT_RESET_DEBUG, 0x00000004, 0x00000004,
};
static const u32 polaris11_golden_common_all[] =
@@ -314,6 +316,7 @@ static const u32 golden_settings_polaris10_a11[] =
mmTCC_CTRL, 0x00100000, 0xf31fff7f,
mmTCP_ADDR_CONFIG, 0x000003ff, 0x000000f7,
mmTCP_CHAN_STEER_HI, 0xffffffff, 0x00000000,
+ mmVGT_RESET_DEBUG, 0x00000004, 0x00000004,
};
static const u32 polaris10_golden_common_all[] =
@@ -696,6 +699,10 @@ static void gfx_v8_0_init_golden_registers(struct amdgpu_device *adev)
polaris10_golden_common_all,
(const u32)ARRAY_SIZE(polaris10_golden_common_all));
WREG32_SMC(ixCG_ACLK_CNTL, 0x0000001C);
+ if (adev->pdev->revision == 0xc7) {
+ amdgpu_atombios_i2c_channel_trans(adev, 0x10, 0x96, 0x1E, 0xDD);
+ amdgpu_atombios_i2c_channel_trans(adev, 0x10, 0x96, 0x1F, 0xD0);
+ }
break;
case CHIP_CARRIZO:
amdgpu_program_register_sequence(adev,