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authorChris Metcalf <cmetcalf@tilera.com>2010-08-13 19:59:15 -0400
committerChris Metcalf <cmetcalf@tilera.com>2010-08-13 19:59:15 -0400
commit7d72e6fa56c4100b9669efe0044f77ed9eb785a1 (patch)
tree5e90bf4969809a1ab20b97432b85be20ccfaa1f4 /drivers/gpu/drm/radeon/radeon_mode.h
parentba00376b0b13f234d839541a7b36a5bf5c2a4036 (diff)
parent2be1f3a73dd02e38e181cf5abacb3d45a6a2d6b8 (diff)
downloadlwn-7d72e6fa56c4100b9669efe0044f77ed9eb785a1.tar.gz
lwn-7d72e6fa56c4100b9669efe0044f77ed9eb785a1.zip
Merge branch 'master' into for-linus
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_mode.h')
-rw-r--r--drivers/gpu/drm/radeon/radeon_mode.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h
index 71aea4037e90..5bbc086b9267 100644
--- a/drivers/gpu/drm/radeon/radeon_mode.h
+++ b/drivers/gpu/drm/radeon/radeon_mode.h
@@ -82,6 +82,8 @@ enum radeon_hpd_id {
RADEON_HPD_NONE = 0xff,
};
+#define RADEON_MAX_I2C_BUS 16
+
/* radeon gpio-based i2c
* 1. "mask" reg and bits
* grabs the gpio pins for software use
@@ -398,6 +400,16 @@ struct radeon_hpd {
struct radeon_gpio_rec gpio;
};
+struct radeon_router {
+ bool valid;
+ u32 router_id;
+ struct radeon_i2c_bus_rec i2c_info;
+ u8 i2c_addr;
+ u8 mux_type;
+ u8 mux_control_pin;
+ u8 mux_state;
+};
+
struct radeon_connector {
struct drm_connector base;
uint32_t connector_id;
@@ -413,6 +425,8 @@ struct radeon_connector {
bool dac_load_detect;
uint16_t connector_object_id;
struct radeon_hpd hpd;
+ struct radeon_router router;
+ struct radeon_i2c_chan *router_bus;
};
struct radeon_framebuffer {
@@ -445,6 +459,15 @@ extern void atombios_dig_transmitter_setup(struct drm_encoder *encoder,
extern int radeon_dp_i2c_aux_ch(struct i2c_adapter *adapter, int mode,
uint8_t write_byte, uint8_t *read_byte);
+extern void radeon_i2c_init(struct radeon_device *rdev);
+extern void radeon_i2c_fini(struct radeon_device *rdev);
+extern void radeon_combios_i2c_init(struct radeon_device *rdev);
+extern void radeon_atombios_i2c_init(struct radeon_device *rdev);
+extern void radeon_i2c_add(struct radeon_device *rdev,
+ struct radeon_i2c_bus_rec *rec,
+ const char *name);
+extern struct radeon_i2c_chan *radeon_i2c_lookup(struct radeon_device *rdev,
+ struct radeon_i2c_bus_rec *i2c_bus);
extern struct radeon_i2c_chan *radeon_i2c_create_dp(struct drm_device *dev,
struct radeon_i2c_bus_rec *rec,
const char *name);
@@ -460,6 +483,7 @@ extern void radeon_i2c_put_byte(struct radeon_i2c_chan *i2c,
u8 slave_addr,
u8 addr,
u8 val);
+extern void radeon_router_select_port(struct radeon_connector *radeon_connector);
extern bool radeon_ddc_probe(struct radeon_connector *radeon_connector);
extern int radeon_ddc_get_modes(struct radeon_connector *radeon_connector);