diff options
| -rw-r--r-- | Documentation/media/v4l-drivers/cx88.rst | 1 | ||||
| -rw-r--r-- | Documentation/media/v4l-drivers/tm6000-cardlist.rst | 2 | ||||
| -rw-r--r-- | drivers/media/dvb-core/dvb_math.h | 7 | ||||
| -rw-r--r-- | include/media/media-entity.h | 6 |
4 files changed, 13 insertions, 3 deletions
diff --git a/Documentation/media/v4l-drivers/cx88.rst b/Documentation/media/v4l-drivers/cx88.rst index 97865007f51f..d8f3a014726a 100644 --- a/Documentation/media/v4l-drivers/cx88.rst +++ b/Documentation/media/v4l-drivers/cx88.rst @@ -119,6 +119,7 @@ GPIO 16(I believe) is tied to the IR port (if present). From the data sheet: - Register 24'h20004 PCI Interrupt Status + - bit [18] IR_SMP_INT Set when 32 input samples have been collected over - gpio[16] pin into GP_SAMPLE register. diff --git a/Documentation/media/v4l-drivers/tm6000-cardlist.rst b/Documentation/media/v4l-drivers/tm6000-cardlist.rst index ca08d4214b38..2fbd3886b5f0 100644 --- a/Documentation/media/v4l-drivers/tm6000-cardlist.rst +++ b/Documentation/media/v4l-drivers/tm6000-cardlist.rst @@ -1,5 +1,5 @@ TM6000 cards list -=============== +================= .. code-block:: none diff --git a/drivers/media/dvb-core/dvb_math.h b/drivers/media/dvb-core/dvb_math.h index 34dc1df03cab..2f0326674ca6 100644 --- a/drivers/media/dvb-core/dvb_math.h +++ b/drivers/media/dvb-core/dvb_math.h @@ -30,11 +30,15 @@ * @value: The value (must be != 0) * * to use rational values you can use the following method: + * * intlog2(value) = intlog2(value * 2^x) - x * 2^24 * * Some usecase examples: + * * intlog2(8) will give 3 << 24 = 3 * 2^24 + * * intlog2(9) will give 3 << 24 + ... = 3.16... * 2^24 + * * intlog2(1.5) = intlog2(3) - 2^24 = 0.584... * 2^24 * * @@ -48,10 +52,13 @@ extern unsigned int intlog2(u32 value); * @value: The value (must be != 0) * * to use rational values you can use the following method: + * * intlog10(value) = intlog10(value * 10^x) - x * 2^24 * * An usecase example: + * * intlog10(1000) will give 3 << 24 = 3 * 2^24 + * * due to the implementation intlog10(1000) might be not exactly 3 * 2^24 * * look at intlog2 for similar examples diff --git a/include/media/media-entity.h b/include/media/media-entity.h index 83877719bef4..3d885d97d149 100644 --- a/include/media/media-entity.h +++ b/include/media/media-entity.h @@ -180,8 +180,10 @@ struct media_pad { * view. The media_entity_pipeline_start() function * validates all links by calling this operation. Optional. * - * .. note:: Those these callbacks are called with struct media_device.@graph_mutex - * mutex held. + * .. note:: + * + * Those these callbacks are called with struct media_device.@graph_mutex + * mutex held. */ struct media_entity_operations { int (*link_setup)(struct media_entity *entity, |