-Add-additional-arg-to-dma-cell-property/20241015-202637
base: 55bcd2e0d04c1171d382badef1def1fd04ef66c5
patch link:
https://lore.kernel.org/r/20241015120750.21217-6-quic_jseerapu%40quicinc.com
patch subject: [PATCH v1 5/5] i2c: i2c-qcom-geni: Add Block event interrupt
support
config: x86_64
-Add-additional-arg-to-dma-cell-property/20241015-202637
base: 55bcd2e0d04c1171d382badef1def1fd04ef66c5
patch link:
https://lore.kernel.org/r/20241015120750.21217-6-quic_jseerapu%40quicinc.com
patch subject: [PATCH v1 5/5] i2c: i2c-qcom-geni: Add Block event interrupt
support
config: i386
On 10/16/2024 8:36 PM, Andi Shyti wrote:
Hi Jyothi,
...
@@ -523,26 +576,49 @@ static int geni_i2c_gpi(struct geni_i2c_dev *gi2c, struct
i2c_msg *msg,
enum dma_transfer_direction dma_dirn;
struct dma_async_tx_descriptor *desc;
int ret;
+ struct gpi_multi_xfer *
On 10/16/2024 8:36 PM, Andi Shyti wrote:
Hi Jyothi,
...
@@ -523,26 +576,49 @@ static int geni_i2c_gpi(struct geni_i2c_dev *gi2c, struct
i2c_msg *msg,
enum dma_transfer_direction dma_dirn;
struct dma_async_tx_descriptor *desc;
int ret;
+ struct gpi_multi_xfer *gi
-202637
base: 55bcd2e0d04c1171d382badef1def1fd04ef66c5
patch link:
https://lore.kernel.org/r/20241015120750.21217-6-quic_jseerapu%40quicinc.com
patch subject: [PATCH v1 5/5] i2c: i2c-qcom-geni: Add Block event interrupt
support
config: i386-allmodconfig
(https://download.01.org/0day-ci/archive
-202637
base: 55bcd2e0d04c1171d382badef1def1fd04ef66c5
patch link:
https://lore.kernel.org/r/20241015120750.21217-6-quic_jseerapu%40quicinc.com
patch subject: [PATCH v1 5/5] i2c: i2c-qcom-geni: Add Block event interrupt
support
config: x86_64-allyesconfig
(https://download.01.org/0day-ci/archive
Hi Jyothi,
...
> @@ -523,26 +576,49 @@ static int geni_i2c_gpi(struct geni_i2c_dev *gi2c,
> struct i2c_msg *msg,
> enum dma_transfer_direction dma_dirn;
> struct dma_async_tx_descriptor *desc;
> int ret;
> + struct gpi_multi_xfer *gi2c_gpi_xfer;
> + dma_cookie_t cookie;
The I2C driver gets an interrupt upon transfer completion.
For multiple messages in a single transfer, N interrupts will be
received for N messages, leading to significant software interrupt
latency. To mitigate this latency, utilize Block Event Interrupt (BEI)
only when an interrupt is necessary.
