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drm/radeon/kms: add thermal chip quirk for asus 9600xt

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The board has an lm63 compatible thermal chip, but no
thermal chip entry in the vbios tables.

Fixes:
https://bugs.freedesktop.org/show_bug.cgi?id=39513

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Alex Deucher 2011-07-30 18:12:24 +00:00 committed by Dave Airlie
parent 884988398f
commit c41b9ee901
1 changed files with 20 additions and 1 deletions
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21
drivers/gpu/drm/radeon/radeon_combios.c
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@ -2557,6 +2557,7 @@ void radeon_combios_get_power_modes(struct radeon_device *rdev)
u16 offset, misc, misc2 = 0;
u8 rev, blocks, tmp;
int state_index = 0;
struct radeon_i2c_bus_rec i2c_bus;
rdev->pm.default_power_state_index = -1;
@ -2575,7 +2576,6 @@ void radeon_combios_get_power_modes(struct radeon_device *rdev)
offset = combios_get_table_offset(dev, COMBIOS_OVERDRIVE_INFO_TABLE);
if (offset) {
u8 thermal_controller = 0, gpio = 0, i2c_addr = 0, clk_bit = 0, data_bit = 0;
struct radeon_i2c_bus_rec i2c_bus;
rev = RBIOS8(offset);
@ -2617,6 +2617,25 @@ void radeon_combios_get_power_modes(struct radeon_device *rdev)
i2c_new_device(&rdev->pm.i2c_bus->adapter, &info);
}
}
} else {
/* boards with a thermal chip, but no overdrive table */
/* Asus 9600xt has an f75375 on the monid bus */
if ((dev->pdev->device == 0x4152) &&
(dev->pdev->subsystem_vendor == 0x1043) &&
(dev->pdev->subsystem_device == 0xc002)) {
i2c_bus = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
rdev->pm.i2c_bus = radeon_i2c_lookup(rdev, &i2c_bus);
if (rdev->pm.i2c_bus) {
struct i2c_board_info info = { };
const char *name = "f75375";
info.addr = 0x28;
strlcpy(info.type, name, sizeof(info.type));
i2c_new_device(&rdev->pm.i2c_bus->adapter, &info);
DRM_INFO("Possible %s thermal controller at 0x%02x\n",
name, info.addr);
}
}
}
if (rdev->flags & RADEON_IS_MOBILITY) {