diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/dvo_sil164.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/dvo_sil164.c | 37 |
1 files changed, 24 insertions, 13 deletions
diff --git a/drivers/gpu/drm/i915/display/dvo_sil164.c b/drivers/gpu/drm/i915/display/dvo_sil164.c index 0dfa0a0209ff..017b617a8069 100644 --- a/drivers/gpu/drm/i915/display/dvo_sil164.c +++ b/drivers/gpu/drm/i915/display/dvo_sil164.c @@ -26,6 +26,8 @@ SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. **************************************************************************/ +#include <drm/drm_print.h> + #include "intel_display_types.h" #include "intel_dvo_dev.h" @@ -58,6 +60,10 @@ SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. #define SIL164_9_MDI (1<<0) #define SIL164_REGC 0x0c +#define SIL164_C_SCNT (1<<7) +#define SIL164_C_PLLF_MASK (0xf<<1) +#define SIL164_C_PLLF_REC (4<<1) +#define SIL164_C_PFEN (1<<0) struct sil164_priv { //I2CDevRec d; @@ -75,13 +81,13 @@ static bool sil164_readb(struct intel_dvo_device *dvo, int addr, u8 *ch) struct i2c_msg msgs[] = { { - .addr = dvo->slave_addr, + .addr = dvo->target_addr, .flags = 0, .len = 1, .buf = out_buf, }, { - .addr = dvo->slave_addr, + .addr = dvo->target_addr, .flags = I2C_M_RD, .len = 1, .buf = in_buf, @@ -98,7 +104,7 @@ static bool sil164_readb(struct intel_dvo_device *dvo, int addr, u8 *ch) if (!sil->quiet) { DRM_DEBUG_KMS("Unable to read register 0x%02x from %s:%02x.\n", - addr, adapter->name, dvo->slave_addr); + addr, adapter->name, dvo->target_addr); } return false; } @@ -109,7 +115,7 @@ static bool sil164_writeb(struct intel_dvo_device *dvo, int addr, u8 ch) struct i2c_adapter *adapter = dvo->i2c_bus; u8 out_buf[2]; struct i2c_msg msg = { - .addr = dvo->slave_addr, + .addr = dvo->target_addr, .flags = 0, .len = 2, .buf = out_buf, @@ -123,7 +129,7 @@ static bool sil164_writeb(struct intel_dvo_device *dvo, int addr, u8 ch) if (!sil->quiet) { DRM_DEBUG_KMS("Unable to write register 0x%02x to %s:%d.\n", - addr, adapter->name, dvo->slave_addr); + addr, adapter->name, dvo->target_addr); } return false; @@ -137,7 +143,7 @@ static bool sil164_init(struct intel_dvo_device *dvo, struct sil164_priv *sil; unsigned char ch; - sil = kzalloc(sizeof(struct sil164_priv), GFP_KERNEL); + sil = kzalloc(sizeof(*sil), GFP_KERNEL); if (sil == NULL) return false; @@ -149,8 +155,8 @@ static bool sil164_init(struct intel_dvo_device *dvo, goto out; if (ch != (SIL164_VID & 0xff)) { - DRM_DEBUG_KMS("sil164 not detected got %d: from %s Slave %d.\n", - ch, adapter->name, dvo->slave_addr); + DRM_DEBUG_KMS("sil164 not detected got %d: from %s Target %d.\n", + ch, adapter->name, dvo->target_addr); goto out; } @@ -158,8 +164,8 @@ static bool sil164_init(struct intel_dvo_device *dvo, goto out; if (ch != (SIL164_DID & 0xff)) { - DRM_DEBUG_KMS("sil164 not detected got %d: from %s Slave %d.\n", - ch, adapter->name, dvo->slave_addr); + DRM_DEBUG_KMS("sil164 not detected got %d: from %s Target %d.\n", + ch, adapter->name, dvo->target_addr); goto out; } sil->quiet = false; @@ -185,7 +191,7 @@ static enum drm_connector_status sil164_detect(struct intel_dvo_device *dvo) } static enum drm_mode_status sil164_mode_valid(struct intel_dvo_device *dvo, - struct drm_display_mode *mode) + const struct drm_display_mode *mode) { return MODE_OK; } @@ -205,7 +211,13 @@ static void sil164_mode_set(struct intel_dvo_device *dvo, sil164_writeb(sil, 0x0c, 0x89); sil164_writeb(sil, 0x08, 0x31);*/ /* don't do much */ - return; + + sil164_writeb(dvo, SIL164_REG8, + SIL164_8_VEN | SIL164_8_HEN); + sil164_writeb(dvo, SIL164_REG9, + SIL164_9_TSEL); + sil164_writeb(dvo, SIL164_REGC, + SIL164_C_PLLF_REC | SIL164_C_PFEN); } /* set the SIL164 power state */ @@ -224,7 +236,6 @@ static void sil164_dpms(struct intel_dvo_device *dvo, bool enable) ch &= ~SIL164_8_PD; sil164_writeb(dvo, SIL164_REG8, ch); - return; } static bool sil164_get_hw_state(struct intel_dvo_device *dvo) |