From b6f5b8ec7169320b79561c88ad04aefa795b3497 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Mon, 11 Aug 2008 14:26:43 -0400 Subject: unify connector, i2c handling for atom and legacy --- linux-core/radeon_display.c | 27 +++++++++++++++++---------- 1 file changed, 17 insertions(+), 10 deletions(-) (limited to 'linux-core/radeon_display.c') diff --git a/linux-core/radeon_display.c b/linux-core/radeon_display.c index 97e9da55..5272d198 100644 --- a/linux-core/radeon_display.c +++ b/linux-core/radeon_display.c @@ -361,25 +361,35 @@ bool radeon_setup_enc_conn(struct drm_device *dev) -void avivo_i2c_do_lock(struct radeon_connector *radeon_connector, int lock_state) +void radeon_i2c_do_lock(struct radeon_connector *radeon_connector, int lock_state) { struct drm_radeon_private *dev_priv = radeon_connector->base.dev->dev_private; uint32_t temp; struct radeon_i2c_bus_rec *rec = &radeon_connector->ddc_bus->rec; + if (lock_state) { + temp = RADEON_READ(rec->a_clk_reg); + temp &= ~(rec->a_clk_mask); + RADEON_WRITE(rec->a_clk_reg, temp); + + temp = RADEON_READ(rec->a_data_reg); + temp &= ~(rec->a_data_mask); + RADEON_WRITE(rec->a_data_reg, temp); + } + temp = RADEON_READ(rec->mask_clk_reg); if (lock_state) - temp |= rec->put_clk_mask; + temp |= rec->mask_clk_mask; else - temp &= ~rec->put_clk_mask; + temp &= ~rec->mask_clk_mask; RADEON_WRITE(rec->mask_clk_reg, temp); temp = RADEON_READ(rec->mask_clk_reg); temp = RADEON_READ(rec->mask_data_reg); if (lock_state) - temp |= rec->put_data_mask; + temp |= rec->mask_data_mask; else - temp &= ~rec->put_data_mask; + temp &= ~rec->mask_data_mask; RADEON_WRITE(rec->mask_data_reg, temp); temp = RADEON_READ(rec->mask_data_reg); } @@ -392,12 +402,9 @@ int radeon_ddc_get_modes(struct radeon_connector *radeon_connector) if (!radeon_connector->ddc_bus) return -1; - - if (radeon_is_avivo(dev_priv)) - avivo_i2c_do_lock(radeon_connector, 1); + radeon_i2c_do_lock(radeon_connector, 1); edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter); - if (radeon_is_avivo(dev_priv)) - avivo_i2c_do_lock(radeon_connector, 0); + radeon_i2c_do_lock(radeon_connector, 0); if (edid) { drm_mode_connector_update_edid_property(&radeon_connector->base, edid); ret = drm_add_edid_modes(&radeon_connector->base, edid); -- cgit v1.2.3