diff options
| author | Jani Nikula <jani.nikula@intel.com> | 2016-03-18 13:11:09 +0200 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2016-04-01 14:30:24 +0300 |
| commit | e37788fdb2c8138a1e3733de1e780389242e52d9 (patch) | |
| tree | 62f7935c12871ae64d9a734308f23b61bdd10288 /drivers/gpu/drm/i915/intel_dsi_panel_vbt.c | |
| parent | 11b538cd6df398c86f4f0e09049c41e3058af10d (diff) | |
drm/i915/dsi: refer to gpio index instead of gpio to avoid confusion
The DSI sequence blocks contain gpio index references, not actual gpio
numbers. No functional changes.
Reviewed-by: Mika Kahola <mika.kahola@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/4a54778e56b507e8a0bd635ba02ed2a4734b00ac.1458299160.git.jani.nikula@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/intel_dsi_panel_vbt.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_dsi_panel_vbt.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c index 8302a972d2d4..f687b2e9d8ca 100644 --- a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c +++ b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c @@ -198,7 +198,7 @@ static const u8 *mipi_exec_delay(struct intel_dsi *intel_dsi, const u8 *data) static const u8 *mipi_exec_gpio(struct intel_dsi *intel_dsi, const u8 *data) { - u8 gpio, action; + u8 gpio_index, action; u16 function, pad; u32 val; struct drm_device *dev = intel_dsi->base.base.dev; @@ -207,13 +207,13 @@ static const u8 *mipi_exec_gpio(struct intel_dsi *intel_dsi, const u8 *data) if (dev_priv->vbt.dsi.seq_version >= 3) data++; - gpio = *data++; + gpio_index = *data++; /* pull up/down */ action = *data++ & 1; - if (gpio >= ARRAY_SIZE(gtable)) { - DRM_DEBUG_KMS("unknown gpio %u\n", gpio); + if (gpio_index >= ARRAY_SIZE(gtable)) { + DRM_DEBUG_KMS("unknown gpio index %u\n", gpio_index); goto out; } @@ -227,16 +227,16 @@ static const u8 *mipi_exec_gpio(struct intel_dsi *intel_dsi, const u8 *data) goto out; } - function = gtable[gpio].function_reg; - pad = gtable[gpio].pad_reg; + function = gtable[gpio_index].function_reg; + pad = gtable[gpio_index].pad_reg; mutex_lock(&dev_priv->sb_lock); - if (!gtable[gpio].init) { + if (!gtable[gpio_index].init) { /* program the function */ /* FIXME: remove constant below */ vlv_iosf_sb_write(dev_priv, IOSF_PORT_GPIO_NC, function, 0x2000CC00); - gtable[gpio].init = 1; + gtable[gpio_index].init = 1; } val = 0x4 | action; |