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path: root/drivers/gpu/drm/i915/intel_dp_i2c.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_dp_i2c.c')
-rw-r--r--drivers/gpu/drm/i915/intel_dp_i2c.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/intel_dp_i2c.c b/drivers/gpu/drm/i915/intel_dp_i2c.c
index 4e60f14b1a6d..a63b6f57d2d4 100644
--- a/drivers/gpu/drm/i915/intel_dp_i2c.c
+++ b/drivers/gpu/drm/i915/intel_dp_i2c.c
@@ -29,6 +29,7 @@
29#include <linux/sched.h> 29#include <linux/sched.h>
30#include <linux/i2c.h> 30#include <linux/i2c.h>
31#include "intel_dp.h" 31#include "intel_dp.h"
32#include "drmP.h"
32 33
33/* Run a single AUX_CH I2C transaction, writing/reading data as necessary */ 34/* Run a single AUX_CH I2C transaction, writing/reading data as necessary */
34 35
@@ -84,7 +85,7 @@ i2c_algo_dp_aux_transaction(struct i2c_adapter *adapter, int mode,
84 msg, msg_bytes, 85 msg, msg_bytes,
85 reply, reply_bytes); 86 reply, reply_bytes);
86 if (ret < 0) { 87 if (ret < 0) {
87 printk(KERN_ERR "aux_ch failed %d\n", ret); 88 DRM_DEBUG("aux_ch failed %d\n", ret);
88 return ret; 89 return ret;
89 } 90 }
90 switch (reply[0] & AUX_I2C_REPLY_MASK) { 91 switch (reply[0] & AUX_I2C_REPLY_MASK) {
@@ -94,14 +95,14 @@ i2c_algo_dp_aux_transaction(struct i2c_adapter *adapter, int mode,
94 } 95 }
95 return reply_bytes - 1; 96 return reply_bytes - 1;
96 case AUX_I2C_REPLY_NACK: 97 case AUX_I2C_REPLY_NACK:
97 printk(KERN_ERR "aux_ch nack\n"); 98 DRM_DEBUG("aux_ch nack\n");
98 return -EREMOTEIO; 99 return -EREMOTEIO;
99 case AUX_I2C_REPLY_DEFER: 100 case AUX_I2C_REPLY_DEFER:
100 printk(KERN_ERR "aux_ch defer\n"); 101 DRM_DEBUG("aux_ch defer\n");
101 udelay(100); 102 udelay(100);
102 break; 103 break;
103 default: 104 default:
104 printk(KERN_ERR "aux_ch invalid reply 0x%02x\n", reply[0]); 105 DRM_ERROR("aux_ch invalid reply 0x%02x\n", reply[0]);
105 return -EREMOTEIO; 106 return -EREMOTEIO;
106 } 107 }
107 } 108 }
@@ -223,7 +224,7 @@ i2c_algo_dp_aux_xfer(struct i2c_adapter *adapter,
223 if (ret >= 0) 224 if (ret >= 0)
224 ret = num; 225 ret = num;
225 i2c_algo_dp_aux_stop(adapter, reading); 226 i2c_algo_dp_aux_stop(adapter, reading);
226 printk(KERN_ERR "dp_aux_xfer return %d\n", ret); 227 DRM_DEBUG("dp_aux_xfer return %d\n", ret);
227 return ret; 228 return ret;
228} 229}
229 230