Re: [PATCH 2/2] drm/msm/hdmi: add hdmi hdcp support (V2)

2015-02-11 Thread Bjorn Andersson
On Wed, Feb 11, 2015 at 10:59 AM, wrote: > There is one issue to use i2c_smbus_XX functions: > i2c_smbus_read_i2c_block_data has limitation with the maximum count > I2C_SMBUS_BLOCK_MAX. > But in function hdmi_hdcp_recv_ksv_fifo, since the downstream ksv_fifo > size will exceed this limitation and

Re: [PATCH 2/2] drm/msm/hdmi: add hdmi hdcp support (V2)

2015-02-11 Thread jilaiw
There is one issue to use i2c_smbus_XX functions: i2c_smbus_read_i2c_block_data has limitation with the maximum count I2C_SMBUS_BLOCK_MAX. But in function hdmi_hdcp_recv_ksv_fifo, since the downstream ksv_fifo size will exceed this limitation and must be read in a single transaction, we can't use

Re: [PATCH 2/2] drm/msm/hdmi: add hdmi hdcp support (V2)

2015-02-10 Thread Bjorn Andersson
On Fri, Jan 30, 2015 at 2:39 PM, Bjorn Andersson wrote: > On Fri, Jan 30, 2015 at 1:51 PM, Bjorn Andersson wrote: >> On Tue, Jan 13, 2015 at 12:43 PM, Jilai Wang wrote: >>> Add HDMI HDCP support including HDCP PartI/II/III authentication. >>> V1: Initial Change >>> V2: Address Bjorn&Rob's commen

Re: [PATCH 2/2] drm/msm/hdmi: add hdmi hdcp support (V2)

2015-01-30 Thread Bjorn Andersson
On Fri, Jan 30, 2015 at 1:51 PM, Bjorn Andersson wrote: > On Tue, Jan 13, 2015 at 12:43 PM, Jilai Wang wrote: >> Add HDMI HDCP support including HDCP PartI/II/III authentication. >> V1: Initial Change >> V2: Address Bjorn&Rob's comments >> Refactor the authentication process to use single wor

Re: [PATCH 2/2] drm/msm/hdmi: add hdmi hdcp support (V2)

2015-01-30 Thread Bjorn Andersson
On Tue, Jan 13, 2015 at 12:43 PM, Jilai Wang wrote: > Add HDMI HDCP support including HDCP PartI/II/III authentication. > V1: Initial Change > V2: Address Bjorn&Rob's comments > Refactor the authentication process to use single work instead > of multiple work for different authentication s

[PATCH 2/2] drm/msm/hdmi: add hdmi hdcp support (V2)

2015-01-13 Thread Jilai Wang
Add HDMI HDCP support including HDCP PartI/II/III authentication. V1: Initial Change V2: Address Bjorn&Rob's comments Refactor the authentication process to use single work instead of multiple work for different authentication stages. Signed-off-by: Jilai Wang --- drivers/gpu/drm/msm/Mak