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authorMaxime Ripard <maxime@cerno.tech>2023-01-03 08:32:12 +0100
committerMaxime Ripard <maxime@cerno.tech>2023-01-03 08:32:12 +0100
commit2c55d703391acf7e9101da596d0c15ee03b318a3 (patch)
tree422ef671343624b56d333b47d20a538eeedbfe10 /drivers/gpu/drm/amd/amdgpu/amdgpu_eeprom.c
parent92d43bd3bc9728c1fb114d7011d46f5ea9489e28 (diff)
parent88603b6dc419445847923fcb7fe5080067a30f98 (diff)
Merge drm/drm-fixes into drm-misc-fixes
Let's start the fixes cycle. Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_eeprom.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_eeprom.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_eeprom.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_eeprom.c
index 4d9eb0137f8c..7d2a908438e9 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_eeprom.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_eeprom.c
@@ -79,13 +79,15 @@
* That is, for an I2C EEPROM driver everything is controlled by
* the "eeprom_addr".
*
+ * See also top of amdgpu_ras_eeprom.c.
+ *
* P.S. If you need to write, lock and read the Identification Page,
* (M24M02-DR device only, which we do not use), change the "7" to
* "0xF" in the macro below, and let the client set bit 20 to 1 in
* "eeprom_addr", and set A10 to 0 to write into it, and A10 and A1 to
* 1 to lock it permanently.
*/
-#define MAKE_I2C_ADDR(_aa) ((0xA << 3) | (((_aa) >> 16) & 7))
+#define MAKE_I2C_ADDR(_aa) ((0xA << 3) | (((_aa) >> 16) & 0xF))
static int __amdgpu_eeprom_xfer(struct i2c_adapter *i2c_adap, u32 eeprom_addr,
u8 *eeprom_buf, u16 buf_size, bool read)