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* correct naming error. (a shift is a shift until you use it.. then its a mask)

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@42745 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Alexander von Gluck IV
2011-09-11 21:34:06 +00:00
parent 57f2ed7eb3
commit f6be39e0ae
2 changed files with 30 additions and 30 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/add-ons/accelerants/radeon_hd/accelerant.h
+8 -8
View File
@@ -146,23 +146,23 @@ struct ddc_info {
uint16 mask_scl_reg;
uint16 mask_sda_reg;
uint16 mask_scl_shift;
uint16 mask_sda_shift;
uint16 mask_scl_mask;
uint16 mask_sda_mask;
uint16 gpio_en_scl_reg;
uint16 gpio_en_sda_reg;
uint16 gpio_en_scl_shift;
uint16 gpio_en_sda_shift;
uint16 gpio_en_scl_mask;
uint16 gpio_en_sda_mask;
uint16 gpio_y_scl_reg;
uint16 gpio_y_sda_reg;
uint16 gpio_y_scl_shift;
uint16 gpio_y_sda_shift;
uint16 gpio_y_scl_mask;
uint16 gpio_y_sda_mask;
uint16 gpio_a_scl_reg;
uint16 gpio_a_sda_reg;
uint16 gpio_a_scl_shift;
uint16 gpio_a_sda_shift;
uint16 gpio_a_scl_mask;
uint16 gpio_a_sda_mask;
};
src/add-ons/accelerants/radeon_hd/gpu.cpp
+22 -22
View File
@@ -292,31 +292,31 @@ lock_i2c(void* cookie, bool lock)
}
// Clear pins
buffer = Read32(OUT, info->gpio_a_scl_reg) & ~info->gpio_a_scl_shift;
buffer = Read32(OUT, info->gpio_a_scl_reg) & ~info->gpio_a_scl_mask;
Write32(OUT, info->gpio_a_scl_reg, buffer);
buffer = Read32(OUT, info->gpio_a_sda_reg) & ~info->gpio_a_sda_shift;
buffer = Read32(OUT, info->gpio_a_sda_reg) & ~info->gpio_a_sda_mask;
Write32(OUT, info->gpio_a_sda_reg, buffer);
// Set pins to input
buffer = Read32(OUT, info->gpio_en_scl_reg) & ~info->gpio_en_scl_shift;
buffer = Read32(OUT, info->gpio_en_scl_reg) & ~info->gpio_en_scl_mask;
Write32(OUT, info->gpio_en_scl_reg, buffer);
buffer = Read32(OUT, info->gpio_en_sda_reg) & ~info->gpio_en_sda_shift;
buffer = Read32(OUT, info->gpio_en_sda_reg) & ~info->gpio_en_sda_mask;
Write32(OUT, info->gpio_en_sda_reg, buffer);
// mask GPIO pins for software use
buffer = Read32(OUT, info->mask_scl_reg);
if (lock == true)
buffer |= info->mask_scl_shift;
buffer |= info->mask_scl_mask;
else
buffer &= ~info->mask_scl_shift;
buffer &= ~info->mask_scl_mask;
Write32(OUT, info->mask_scl_reg, buffer);
Read32(OUT, info->mask_scl_reg);
buffer = Read32(OUT, info->mask_sda_reg);
if (lock == true)
buffer |= info->mask_sda_shift;
buffer |= info->mask_sda_mask;
else
buffer &= ~info->mask_sda_shift;
buffer &= ~info->mask_sda_mask;
Write32(OUT, info->mask_sda_reg, buffer);
Read32(OUT, info->mask_sda_reg);
}
@@ -328,8 +328,8 @@ get_i2c_signals(void* cookie, int* _clock, int* _data)
ddc_info *info = (ddc_info*)cookie;
lock_i2c(cookie, true);
uint32 scl = Read32(OUT, info->gpio_y_scl_reg) & info->gpio_y_scl_shift;
uint32 sda = Read32(OUT, info->gpio_y_sda_reg) & info->gpio_y_sda_shift;
uint32 scl = Read32(OUT, info->gpio_y_scl_reg) & info->gpio_y_scl_mask;
uint32 sda = Read32(OUT, info->gpio_y_sda_reg) & info->gpio_y_sda_mask;
lock_i2c(cookie, false);
*_clock = (scl != 0);
@@ -349,12 +349,12 @@ set_i2c_signals(void* cookie, int clock, int data)
lock_i2c(cookie, true);
uint32 scl = Read32(OUT, info->gpio_en_scl_reg)
& ~info->gpio_en_scl_shift;
& ~info->gpio_en_scl_mask;
uint32 sda = Read32(OUT, info->gpio_en_sda_reg)
& ~info->gpio_en_sda_shift;
& ~info->gpio_en_sda_mask;
scl |= clock ? 0 : info->gpio_en_scl_shift;
sda |= data ? 0 : info->gpio_en_sda_shift;
scl |= clock ? 0 : info->gpio_en_scl_mask;
sda |= data ? 0 : info->gpio_en_sda_mask;
Write32(OUT, info->gpio_a_scl_reg, clock);
Write32(OUT, info->gpio_a_sda_reg, data);
@@ -452,9 +452,9 @@ radeon_gpu_i2c_setup(uint32 connector, uint8 gpio_id)
= B_LENDIAN_TO_HOST_INT16(gpio->usClkMaskRegisterIndex) * 4;
gConnector[connector]->connector_ddc_info.mask_sda_reg
= B_LENDIAN_TO_HOST_INT16(gpio->usDataMaskRegisterIndex) * 4;
gConnector[connector]->connector_ddc_info.mask_scl_shift
gConnector[connector]->connector_ddc_info.mask_scl_mask
= (1 << gpio->ucClkMaskShift);
gConnector[connector]->connector_ddc_info.mask_sda_shift
gConnector[connector]->connector_ddc_info.mask_sda_mask
= (1 << gpio->ucDataMaskShift);
// GPIO output / write (A) enable
@@ -463,9 +463,9 @@ radeon_gpu_i2c_setup(uint32 connector, uint8 gpio_id)
= B_LENDIAN_TO_HOST_INT16(gpio->usClkEnRegisterIndex) * 4;
gConnector[connector]->connector_ddc_info.gpio_en_sda_reg
= B_LENDIAN_TO_HOST_INT16(gpio->usDataEnRegisterIndex) * 4;
gConnector[connector]->connector_ddc_info.gpio_en_scl_shift
gConnector[connector]->connector_ddc_info.gpio_en_scl_mask
= (1 << gpio->ucClkEnShift);
gConnector[connector]->connector_ddc_info.gpio_en_sda_shift
gConnector[connector]->connector_ddc_info.gpio_en_sda_mask
= (1 << gpio->ucDataEnShift);
// GPIO output / write (A)
@@ -473,9 +473,9 @@ radeon_gpu_i2c_setup(uint32 connector, uint8 gpio_id)
= B_LENDIAN_TO_HOST_INT16(gpio->usClkA_RegisterIndex) * 4;
gConnector[connector]->connector_ddc_info.gpio_a_sda_reg
= B_LENDIAN_TO_HOST_INT16(gpio->usDataA_RegisterIndex) * 4;
gConnector[connector]->connector_ddc_info.gpio_a_scl_shift
gConnector[connector]->connector_ddc_info.gpio_a_scl_mask
= (1 << gpio->ucClkA_Shift);
gConnector[connector]->connector_ddc_info.gpio_a_sda_shift
gConnector[connector]->connector_ddc_info.gpio_a_sda_mask
= (1 << gpio->ucDataA_Shift);
// GPIO input / read (Y)
@@ -483,9 +483,9 @@ radeon_gpu_i2c_setup(uint32 connector, uint8 gpio_id)
= B_LENDIAN_TO_HOST_INT16(gpio->usClkY_RegisterIndex) * 4;
gConnector[connector]->connector_ddc_info.gpio_y_sda_reg
= B_LENDIAN_TO_HOST_INT16(gpio->usDataY_RegisterIndex) * 4;
gConnector[connector]->connector_ddc_info.gpio_y_scl_shift
gConnector[connector]->connector_ddc_info.gpio_y_scl_mask
= (1 << gpio->ucClkY_Shift);
gConnector[connector]->connector_ddc_info.gpio_y_sda_shift
gConnector[connector]->connector_ddc_info.gpio_y_sda_mask
= (1 << gpio->ucDataY_Shift);
}