RE: [PATCH 3.14.6 1/1] pinctrl/sh-pfc: fix pfc-r8a7790 pin mux data for IPSR5 bug

[Sathish Kumar Balasubramaniam -ERS, HCL Tech]

Hi Laurent,

Oh. Good to see that its already fixed :)
Thanks for your comments.

Regards,
B.Sathish Kumar

-----Original Message-----
From: Laurent Pinchart [mailto:laurent.pinchart@xxxxxxxxxxxxxxxx] 
Sent: Monday, June 09, 2014 5:38 PM
To: Sathish Kumar Balasubramaniam -ERS, HCL Tech
Cc: Simon Horman; Magnus Damm; Paul Mundt; linux-sh@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx
Subject: Re: [PATCH 3.14.6 1/1] pinctrl/sh-pfc: fix pfc-r8a7790 pin mux data for IPSR5 bug

Hi Sathish,

Thank you for the patch. This has already been fixed in v3.15-rc4 by commit
34ce57e9df7d14b52c7613bb2c190e411ca99186 ("sh-pfc: r8a7790: Fix definition of IPSR5").

On Sunday 08 June 2014 19:15:08 Sathish Kumar Balasubramaniam -ERS, HCL Tech
wrote:
> From: Sathish Kumar Balasubramaniam <b-sathishkumar@xxxxxxx>
> 
> This patch fixes a bug in the list of peripheral functions for the 
> IPSR5 pin mux configuration of the PFC (Pin Function Controller) of 
> the Renesas R-Car
> H2 SoC (R8A7790). There should be exactly 8 values listed for the 
> IP5_23_21 peripheral function which is using 3 bits. But there are 9 
> values present in the list.
> 
> This bug unexpectedly increases the internal position variable by 1 
> which is used by the PFC framework to identify the peripheral 
> function. Due to this bug, peripheral function configuration from 
> IP5_20_18 to IP5_2_0 may not work properly.
> 
> This issue can be easily reproduced by setting the FN_I2C1_SDA ( 
> IP5_9_6 [4]
> ) which has the function value of 9 but the actual function value is 
> set as
> 10 due to this bug.
> 
> ----------------------------------------------------------------------------
> --- --- linux-3.14.6/drivers/pinctrl/sh-pfc/pfc-r8a7790.c.original   
> 2014-06-08 22:03:44.681669692 +0530 +++
> linux-3.14.6/drivers/pinctrl/sh-pfc/pfc-r8a7790.c    2014-06-08
> 22:02:10.361673511 +0530 @@ -4624,7 +4624,7 @@ static const struct 
> pinmux_cfg_reg pinmu
>          /* IP5_23_21 [3] */
>          FN_WE1_N, FN_IERX, FN_CAN1_RX, FN_VI1_G4,
>          FN_VI1_G4_B, FN_VI2_R6, FN_SCIFA0_CTS_N_B,
> -        FN_IERX_C, 0,
> +        FN_IERX_C,
>          /* IP5_20_18 [3] */
>          FN_WE0_N, FN_IECLK, FN_CAN_CLK,
>          FN_VI2_VSYNC_N, FN_SCIFA0_TXD_B, FN_VI2_VSYNC_N_B, 0, 0,
> 
> 
> Signed-off-by: Sathish Kumar Balasubramaniam <b-sathishkumar@xxxxxxx>

The SoB line should be before the patch content, not after. Beside, it seems that tabs have been converted to spaces. Please use git format-patch to generate patch files, and git send-email to send them.

--
Regards,

Laurent Pinchart



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